Commit cfdc39d3 authored by Mattias Jonsson's avatar Mattias Jonsson

merge

parents 4103dea4 91d6278c
# inc/partition_auto_increment.inc
#
# auto_increment test
# used variables: $engine
#
-- disable_warnings
DROP TABLE IF EXISTS t1;
-- enable_warnings
-- echo # test without partitioning for reference
eval CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1))
ENGINE=$engine;
SHOW CREATE TABLE t1;
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
INSERT INTO t1 VALUES (2);
INSERT INTO t1 VALUES (4);
INSERT INTO t1 VALUES (NULL);
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
INSERT INTO t1 VALUES (0);
-- error 0, ER_DUP_KEY, ER_DUP_ENTRY
INSERT INTO t1 VALUES (5), (16);
if (!$mysql_errno)
{
echo # ERROR (only OK if Blackhole) should give ER_DUP_KEY or ER_DUP_ENTRY;
}
INSERT INTO t1 VALUES (17);
INSERT INTO t1 VALUES (19), (NULL);
-- error 0, ER_DUP_KEY
INSERT INTO t1 VALUES (NULL), (10), (NULL);
if ($mysql_errno)
{
echo # ERROR (only OK if Archive) mysql_errno: $mysql_errno;
}
INSERT INTO t1 VALUES (NULL);
SET INSERT_ID = 30;
INSERT INTO t1 VALUES (NULL);
if (!$skip_update)
{
UPDATE t1 SET c1 = 50 WHERE c1 = 17;
UPDATE t1 SET c1 = 51 WHERE c1 = 19;
-- error 0, ER_BAD_NULL_ERROR
UPDATE t1 SET c1 = NULL WHERE c1 = 4;
if (!$mysql_errno)
{
echo # ERROR (only OK if Blackhole) should give ER_DUP_KEY or ER_DUP_ENTRY;
}
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (NULL);
}
SELECT * FROM t1 ORDER BY c1;
DROP TABLE t1;
eval CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1))
ENGINE=$engine;
SHOW CREATE TABLE t1;
FLUSH TABLE;
SHOW CREATE TABLE t1;
INSERT INTO t1 VALUES (4);
FLUSH TABLE;
SHOW CREATE TABLE t1;
INSERT INTO t1 VALUES (NULL);
FLUSH TABLE;
SHOW CREATE TABLE t1;
if (!$skip_delete)
{
DELETE FROM t1;
}
INSERT INTO t1 VALUES (NULL);
SHOW CREATE TABLE t1;
SELECT * FROM t1 ORDER BY c1;
if (!$skip_truncate)
{
TRUNCATE TABLE t1;
}
INSERT INTO t1 VALUES (NULL);
SHOW CREATE TABLE t1;
SELECT * FROM t1 ORDER BY c1;
DROP TABLE t1;
-- echo # Simple test with NULL
eval CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1))
ENGINE=$engine
PARTITION BY HASH(c1)
PARTITIONS 2;
INSERT INTO t1 VALUES (NULL);
SHOW CREATE TABLE t1;
SELECT * FROM t1;
DROP TABLE t1;
-- echo # Test with sql_mode and first insert as 0
eval CREATE TABLE t1 (
c1 INT,
c2 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c2))
ENGINE=$engine
PARTITION BY HASH(c2)
PARTITIONS 2;
INSERT INTO t1 VALUES (1, NULL);
-- error 0, ER_DUP_KEY
INSERT INTO t1 VALUES (1, 1), (99, 99);
if (!$mysql_errno)
{
echo # ERROR (only OK if Blackhole) should give ER_DUP_KEY or ER_DUP_ENTRY;
}
INSERT INTO t1 VALUES (1, NULL);
let $old_sql_mode = `select @@session.sql_mode`;
SET @@session.sql_mode = 'NO_AUTO_VALUE_ON_ZERO';
-- error 0, ER_DUP_KEY
INSERT INTO t1 VALUES (1, 0);
if ($mysql_errno)
{
echo # ERROR (only OK if Archive) mysql_errno: $mysql_errno;
}
SELECT * FROM t1 ORDER BY c1, c2;
DROP TABLE t1;
eval CREATE TABLE t1 (
c1 INT,
c2 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c2))
ENGINE=$engine
PARTITION BY HASH(c2)
PARTITIONS 2;
-- error 0, ER_DUP_KEY
INSERT INTO t1 VALUES (1, 0);
if ($mysql_errno)
{
echo # ERROR (only OK if Archive) mysql_errno: $mysql_errno;
}
INSERT INTO t1 VALUES (1, 1), (1, NULL);
INSERT INTO t1 VALUES (2, NULL), (4, 7);
INSERT INTO t1 VALUES (1, NULL);
SELECT * FROM t1 ORDER BY c1, c2;
eval SET @@session.sql_mode = '$old_sql_mode';
DROP TABLE t1;
-- echo # Simple test with NULL, 0 and explicit values both incr. and desc.
eval CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1))
ENGINE=$engine
PARTITION BY HASH(c1)
PARTITIONS 2;
INSERT INTO t1 VALUES (2), (4), (NULL);
INSERT INTO t1 VALUES (0);
-- error 0, ER_DUP_KEY
INSERT INTO t1 VALUES (5), (16);
if (!$mysql_errno)
{
echo # ERROR (only OK if Blackhole) should give ER_DUP_KEY or ER_DUP_ENTRY;
}
INSERT INTO t1 VALUES (17), (19), (NULL);
-- error 0, ER_DUP_KEY
INSERT INTO t1 VALUES (NULL), (10), (NULL);
if ($mysql_errno)
{
echo # ERROR (only OK if Archive) mysql_errno: $mysql_errno;
}
-- error 0, ER_DUP_KEY
INSERT INTO t1 VALUES (NULL), (9);
if ($mysql_errno)
{
echo # ERROR (only OK if Archive) mysql_errno: $mysql_errno;
}
-- error 0, ER_DUP_KEY
INSERT INTO t1 VALUES (59), (55);
if ($mysql_errno)
{
echo # ERROR (only OK if Archive) mysql_errno: $mysql_errno;
}
INSERT INTO t1 VALUES (NULL), (90);
INSERT INTO t1 VALUES (NULL);
if (!$skip_update)
{
UPDATE t1 SET c1 = 150 WHERE c1 = 17;
UPDATE t1 SET c1 = 151 WHERE c1 = 19;
-- error 0, ER_BAD_NULL_ERROR
UPDATE t1 SET c1 = NULL WHERE c1 = 4;
if (!$mysql_errno)
{
echo # ERROR (only OK if Blackhole) should give ER_DUP_KEY or ER_DUP_ENTRY;
}
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (NULL);
}
SELECT * FROM t1 ORDER BY c1;
DROP TABLE t1;
-- echo # Test with auto_increment_increment and auto_increment_offset.
eval CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1))
ENGINE=$engine
PARTITION BY HASH(c1)
PARTITIONS 2;
let $old_increment = `SELECT @@session.auto_increment_increment`;
let $old_offset = `SELECT @@session.auto_increment_offset`;
SET @@session.auto_increment_increment = 10;
SET @@session.auto_increment_offset = 5;
INSERT INTO t1 VALUES (1);
INSERT INTO t1 VALUES (NULL), (NULL), (NULL);
SET @@session.auto_increment_increment = 5;
SET @@session.auto_increment_offset = 3;
INSERT INTO t1 VALUES (NULL);
let $new_val = `SELECT LAST_INSERT_ID()`;
eval INSERT INTO t1 VALUES ($new_val + 1);
INSERT INTO t1 VALUES (NULL);
let $new_val = `SELECT LAST_INSERT_ID()`;
eval INSERT INTO t1 VALUES ($new_val + 2);
INSERT INTO t1 VALUES (NULL);
let $new_val = `SELECT LAST_INSERT_ID()`;
eval INSERT INTO t1 VALUES ($new_val + 3);
INSERT INTO t1 VALUES (NULL);
let $new_val = `SELECT LAST_INSERT_ID()`;
eval INSERT INTO t1 VALUES ($new_val + 4);
INSERT INTO t1 VALUES (NULL);
let $new_val = `SELECT LAST_INSERT_ID()`;
eval INSERT INTO t1 VALUES ($new_val + 5);
INSERT INTO t1 VALUES (NULL);
let $new_val = `SELECT LAST_INSERT_ID()`;
eval INSERT INTO t1 VALUES ($new_val + 6);
INSERT INTO t1 VALUES (NULL);
eval SET @@session.auto_increment_increment = $old_increment;
eval SET @@session.auto_increment_offset = $old_offset;
SELECT * FROM t1 ORDER BY c1;
DROP TABLE t1;
-- echo # Test reported auto_increment value
eval CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1))
ENGINE=$engine
PARTITION BY HASH (c1)
PARTITIONS 2;
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
INSERT INTO t1 VALUES (2);
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
INSERT INTO t1 VALUES (4);
INSERT INTO t1 VALUES (NULL);
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (17);
INSERT INTO t1 VALUES (19);
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (NULL);
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
-- error 0, ER_DUP_KEY
INSERT INTO t1 VALUES (10);
if ($mysql_errno)
{
echo # ERROR (only OK if Archive) mysql_errno: $mysql_errno;
}
SELECT * FROM t1 ORDER BY c1;
INSERT INTO t1 VALUES (NULL);
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
INSERT INTO t1 VALUES (NULL);
-- error 0, ER_DUP_KEY
INSERT INTO t1 VALUES (15);
if ($mysql_errno)
{
echo # ERROR (only OK if Archive) mysql_errno: $mysql_errno;
}
INSERT INTO t1 VALUES (NULL);
SELECT * FROM t1 ORDER BY c1;
INSERT INTO t1 VALUES (NULL);
if (!$skip_delete)
{
DELETE FROM t1;
}
INSERT INTO t1 VALUES (NULL);
SHOW CREATE TABLE t1;
SELECT * FROM t1 ORDER BY c1;
if (!$skip_truncate)
{
TRUNCATE TABLE t1;
}
INSERT INTO t1 VALUES (NULL);
SHOW CREATE TABLE t1;
SELECT * FROM t1 ORDER BY c1;
DROP TABLE t1;
-- echo # Test with two threads
connection default;
-- echo # con default
eval CREATE TABLE t1 (c1 INT NOT NULL AUTO_INCREMENT, PRIMARY KEY (c1))
ENGINE = $engine
PARTITION BY HASH(c1)
PARTITIONS 2;
INSERT INTO t1 (c1) VALUES (2);
INSERT INTO t1 (c1) VALUES (4);
connect(con1, localhost, root,,);
connection con1;
-- echo # con1
INSERT INTO t1 (c1) VALUES (NULL);
INSERT INTO t1 (c1) VALUES (10);
connection default;
-- echo # con default
INSERT INTO t1 (c1) VALUES (NULL);
INSERT INTO t1 (c1) VALUES (NULL);
INSERT INTO t1 (c1) VALUES (19);
INSERT INTO t1 (c1) VALUES (21);
-- echo # con1
connection con1;
INSERT INTO t1 (c1) VALUES (NULL);
connection default;
-- echo # con default
-- error 0, ER_DUP_KEY
INSERT INTO t1 (c1) VALUES (16);
if ($mysql_errno)
{
echo # ERROR (only OK if Archive) mysql_errno: $mysql_errno;
}
-- echo # con1
connection con1;
INSERT INTO t1 (c1) VALUES (NULL);
disconnect con1;
connection default;
-- echo # con default
INSERT INTO t1 (c1) VALUES (NULL);
SELECT * FROM t1 ORDER BY c1;
DROP TABLE t1;
-- echo # Test with two threads + start transaction NO PARTITIONING
connect(con1, localhost, root,,);
connection default;
-- echo # con default
eval CREATE TABLE t1 (c1 INT NOT NULL AUTO_INCREMENT, PRIMARY KEY (c1))
ENGINE = $engine;
START TRANSACTION;
INSERT INTO t1 (c1) VALUES (2);
INSERT INTO t1 (c1) VALUES (4);
connection con1;
-- echo # con1
START TRANSACTION;
INSERT INTO t1 (c1) VALUES (NULL);
INSERT INTO t1 (c1) VALUES (10);
connection default;
-- echo # con default
INSERT INTO t1 (c1) VALUES (NULL);
INSERT INTO t1 (c1) VALUES (NULL);
INSERT INTO t1 (c1) VALUES (19);
INSERT INTO t1 (c1) VALUES (21);
-- echo # con1
connection con1;
INSERT INTO t1 (c1) VALUES (NULL);
connection default;
-- echo # con default
-- error 0, ER_DUP_KEY
INSERT INTO t1 (c1) VALUES (16);
if ($mysql_errno)
{
echo # ERROR (only OK if Archive) mysql_errno: $mysql_errno;
}
-- echo # con1
connection con1;
INSERT INTO t1 (c1) VALUES (NULL);
SELECT * FROM t1 ORDER BY c1;
COMMIT;
SELECT * FROM t1 ORDER BY c1;
disconnect con1;
connection default;
-- echo # con default
INSERT INTO t1 (c1) VALUES (NULL);
SELECT * FROM t1 ORDER BY c1;
COMMIT;
SELECT * FROM t1 ORDER BY c1;
DROP TABLE t1;
-- echo # Test with two threads + start transaction
connect(con1, localhost, root,,);
connection default;
-- echo # con default
eval CREATE TABLE t1 (c1 INT NOT NULL AUTO_INCREMENT, PRIMARY KEY (c1))
ENGINE = $engine
PARTITION BY HASH(c1)
PARTITIONS 2;
START TRANSACTION;
INSERT INTO t1 (c1) VALUES (2);
INSERT INTO t1 (c1) VALUES (4);
connection con1;
-- echo # con1
START TRANSACTION;
INSERT INTO t1 (c1) VALUES (NULL), (10);
connection default;
-- echo # con default
INSERT INTO t1 (c1) VALUES (NULL), (NULL), (19);
INSERT INTO t1 (c1) VALUES (21);
-- echo # con1
connection con1;
INSERT INTO t1 (c1) VALUES (NULL);
connection default;
-- echo # con default
-- error 0, ER_DUP_KEY
INSERT INTO t1 (c1) VALUES (16);
if ($mysql_errno)
{
echo # ERROR (only OK if Archive) mysql_errno: $mysql_errno;
}
-- echo # con1
connection con1;
INSERT INTO t1 (c1) VALUES (NULL);
SELECT * FROM t1 ORDER BY c1;
COMMIT;
SELECT * FROM t1 ORDER BY c1;
disconnect con1;
connection default;
-- echo # con default
INSERT INTO t1 (c1) VALUES (NULL);
SELECT * FROM t1 ORDER BY c1;
COMMIT;
SELECT * FROM t1 ORDER BY c1;
DROP TABLE t1;
if (!$only_ai_pk)
{
-- echo # Test with another column after
eval CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
c2 INT,
PRIMARY KEY (c1,c2))
ENGINE = $engine
PARTITION BY HASH(c2)
PARTITIONS 2;
INSERT INTO t1 VALUES (1, 0);
INSERT INTO t1 VALUES (1, 1);
INSERT INTO t1 VALUES (NULL, 1), (NULL, 2), (NULL, 3);
INSERT INTO t1 VALUES (NULL, 3);
INSERT INTO t1 VALUES (2, 0), (NULL, 2);
INSERT INTO t1 VALUES (2, 2);
INSERT INTO t1 VALUES (2, 22);
INSERT INTO t1 VALUES (NULL, 2);
SELECT * FROM t1 ORDER BY c1,c2;
DROP TABLE t1;
}
-- echo # Test with another column before
eval CREATE TABLE t1 (
c1 INT,
c2 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c2))
ENGINE = $engine
PARTITION BY HASH(c2)
PARTITIONS 2;
INSERT INTO t1 VALUES (1, 0);
-- error 0, ER_DUP_KEY, ER_DUP_ENTRY
INSERT INTO t1 VALUES (1, 1);
if (!$mysql_errno)
{
echo # ERROR (only OK if Blackhole) should give ER_DUP_KEY or ER_DUP_ENTRY;
}
INSERT INTO t1 VALUES (1, NULL);
INSERT INTO t1 VALUES (2, NULL), (3, 11), (3, NULL), (2, 0);
INSERT INTO t1 VALUES (2, NULL);
-- error 0, ER_DUP_KEY, ER_DUP_ENTRY
INSERT INTO t1 VALUES (2, 2);
if (!$mysql_errno)
{
echo # ERROR (only OK if Blackhole) should give ER_DUP_KEY or ER_DUP_ENTRY;
}
INSERT INTO t1 VALUES (2, 22);
INSERT INTO t1 VALUES (2, NULL);
SELECT * FROM t1 ORDER BY c1,c2;
DROP TABLE t1;
-- echo # Test with auto_increment on secondary column in multi-column-index
-- disable_abort_on_error
eval CREATE TABLE t1 (
c1 INT,
c2 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1,c2))
ENGINE = $engine
PARTITION BY HASH(c2)
PARTITIONS 2;
-- enable_abort_on_error
-- disable_query_log
eval SET @my_errno= $mysql_errno ;
let $run = `SELECT @my_errno = 0`;
# ER_WRONG_AUTO_KEY is 1075
let $ER_WRONG_AUTO_KEY= 1075;
if (`SELECT @my_errno NOT IN (0,$ER_WRONG_AUTO_KEY)`)
{
-- echo # Unknown error code, exits
exit;
}
-- enable_query_log
if ($run)
{
INSERT INTO t1 VALUES (1, 0);
-- error 0, ER_DUP_KEY, ER_DUP_ENTRY
INSERT INTO t1 VALUES (1, 1);
if (!$mysql_errno)
{
echo # ERROR (only OK if Blackhole) should give ER_DUP_KEY or ER_DUP_ENTRY;
}
INSERT INTO t1 VALUES (1, NULL);
INSERT INTO t1 VALUES (2, NULL);
INSERT INTO t1 VALUES (3, NULL);
INSERT INTO t1 VALUES (3, NULL), (2, 0), (2, NULL);
-- error 0, ER_DUP_KEY
INSERT INTO t1 VALUES (2, 2);
if (!$mysql_errno)
{
echo # ERROR (only OK if Blackhole/NDB) should give ER_DUP_KEY or ER_DUP_ENTRY;
}
INSERT INTO t1 VALUES (2, 22), (2, NULL);
SELECT * FROM t1 ORDER BY c1,c2;
DROP TABLE t1;
}
-- echo # Test AUTO_INCREMENT in CREATE
eval CREATE TABLE t1 (c1 INT NOT NULL AUTO_INCREMENT, PRIMARY KEY (c1))
ENGINE = $engine
AUTO_INCREMENT = 15
PARTITION BY HASH(c1)
PARTITIONS 2;
SHOW CREATE TABLE t1;
-- error 0, ER_DUP_KEY
INSERT INTO t1 (c1) VALUES (4);
if ($mysql_errno)
{
echo # ERROR (only OK if Archive) mysql_errno: $mysql_errno;
}
SHOW CREATE TABLE t1;
INSERT INTO t1 (c1) VALUES (0);
SHOW CREATE TABLE t1;
INSERT INTO t1 (c1) VALUES (NULL);
SHOW CREATE TABLE t1;
SELECT * FROM t1 ORDER BY c1;
-- echo # Test sql_mode 'NO_AUTO_VALUE_ON_ZERO'
let $old_sql_mode = `select @@session.sql_mode`;
SET @@session.sql_mode = 'NO_AUTO_VALUE_ON_ZERO';
INSERT INTO t1 (c1) VALUES (300);
SHOW CREATE TABLE t1;
-- error 0, ER_DUP_KEY
INSERT INTO t1 (c1) VALUES (0);
if ($mysql_errno)
{
echo # ERROR (only OK if Archive) mysql_errno: $mysql_errno;
}
SHOW CREATE TABLE t1;
INSERT INTO t1 (c1) VALUES (NULL);
SHOW CREATE TABLE t1;
SELECT * FROM t1 ORDER BY c1;
eval SET @@session.sql_mode = '$old_sql_mode';
DROP TABLE t1;
-- echo # Test SET INSERT_ID
eval CREATE TABLE t1 (c1 INT NOT NULL AUTO_INCREMENT, PRIMARY KEY (c1))
ENGINE = $engine
PARTITION BY HASH(c1)
PARTITIONS 2;
SHOW CREATE TABLE t1;
INSERT INTO t1 (c1) VALUES (NULL);
SHOW CREATE TABLE t1;
SELECT * FROM t1;
SET INSERT_ID = 23;
SHOW CREATE TABLE t1;
INSERT INTO t1 (c1) VALUES (NULL);
SHOW CREATE TABLE t1;
SELECT * FROM t1 ORDER BY c1;
DROP TABLE t1;
-- echo # Testing with FLUSH TABLE
eval CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1))
ENGINE=$engine
PARTITION BY HASH(c1)
PARTITIONS 2;
SHOW CREATE TABLE t1;
FLUSH TABLE;
SHOW CREATE TABLE t1;
INSERT INTO t1 VALUES (4);
FLUSH TABLE;
SHOW CREATE TABLE t1;
INSERT INTO t1 VALUES (NULL);
FLUSH TABLE;
SHOW CREATE TABLE t1;
SELECT * FROM t1 ORDER BY c1;
DROP TABLE t1;
DROP TABLE IF EXISTS t1;
# test without partitioning for reference
CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1))
ENGINE='Archive';
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=ARCHIVE DEFAULT CHARSET=latin1
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
AUTO_INCREMENT
1
INSERT INTO t1 VALUES (2);
INSERT INTO t1 VALUES (4);
INSERT INTO t1 VALUES (NULL);
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
AUTO_INCREMENT
6
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
AUTO_INCREMENT
6
INSERT INTO t1 VALUES (0);
INSERT INTO t1 VALUES (5), (16);
INSERT INTO t1 VALUES (17);
INSERT INTO t1 VALUES (19), (NULL);
INSERT INTO t1 VALUES (NULL), (10), (NULL);
# ERROR (only OK if Archive) mysql_errno: 1022
INSERT INTO t1 VALUES (NULL);
SET INSERT_ID = 30;
INSERT INTO t1 VALUES (NULL);
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
6
17
19
20
21
22
30
DROP TABLE t1;
CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1))
ENGINE='Archive';
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=ARCHIVE DEFAULT CHARSET=latin1
FLUSH TABLE;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=ARCHIVE DEFAULT CHARSET=latin1
INSERT INTO t1 VALUES (4);
FLUSH TABLE;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=ARCHIVE AUTO_INCREMENT=5 DEFAULT CHARSET=latin1
INSERT INTO t1 VALUES (NULL);
FLUSH TABLE;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=ARCHIVE AUTO_INCREMENT=6 DEFAULT CHARSET=latin1
INSERT INTO t1 VALUES (NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=ARCHIVE AUTO_INCREMENT=7 DEFAULT CHARSET=latin1
SELECT * FROM t1 ORDER BY c1;
c1
4
5
6
INSERT INTO t1 VALUES (NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=ARCHIVE AUTO_INCREMENT=8 DEFAULT CHARSET=latin1
SELECT * FROM t1 ORDER BY c1;
c1
4
5
6
7
DROP TABLE t1;
# Simple test with NULL
CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1))
ENGINE='Archive'
PARTITION BY HASH(c1)
PARTITIONS 2;
INSERT INTO t1 VALUES (NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=ARCHIVE AUTO_INCREMENT=2 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
SELECT * FROM t1;
c1
1
DROP TABLE t1;
# Test with sql_mode and first insert as 0
CREATE TABLE t1 (
c1 INT,
c2 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c2))
ENGINE='Archive'
PARTITION BY HASH(c2)
PARTITIONS 2;
INSERT INTO t1 VALUES (1, NULL);
INSERT INTO t1 VALUES (1, 1), (99, 99);
INSERT INTO t1 VALUES (1, NULL);
SET @@session.sql_mode = 'NO_AUTO_VALUE_ON_ZERO';
INSERT INTO t1 VALUES (1, 0);
# ERROR (only OK if Archive) mysql_errno: 1022
SELECT * FROM t1 ORDER BY c1, c2;
c1 c2
1 1
1 2
DROP TABLE t1;
CREATE TABLE t1 (
c1 INT,
c2 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c2))
ENGINE='Archive'
PARTITION BY HASH(c2)
PARTITIONS 2;
INSERT INTO t1 VALUES (1, 0);
# ERROR (only OK if Archive) mysql_errno: 1022
INSERT INTO t1 VALUES (1, 1), (1, NULL);
INSERT INTO t1 VALUES (2, NULL), (4, 7);
INSERT INTO t1 VALUES (1, NULL);
SELECT * FROM t1 ORDER BY c1, c2;
c1 c2
1 1
1 2
1 8
2 3
4 7
SET @@session.sql_mode = '';
DROP TABLE t1;
# Simple test with NULL, 0 and explicit values both incr. and desc.
CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1))
ENGINE='Archive'
PARTITION BY HASH(c1)
PARTITIONS 2;
INSERT INTO t1 VALUES (2), (4), (NULL);
INSERT INTO t1 VALUES (0);
INSERT INTO t1 VALUES (5), (16);
INSERT INTO t1 VALUES (17), (19), (NULL);
INSERT INTO t1 VALUES (NULL), (10), (NULL);
# ERROR (only OK if Archive) mysql_errno: 1022
INSERT INTO t1 VALUES (NULL), (9);
# ERROR (only OK if Archive) mysql_errno: 1022
INSERT INTO t1 VALUES (59), (55);
# ERROR (only OK if Archive) mysql_errno: 1022
INSERT INTO t1 VALUES (NULL), (90);
INSERT INTO t1 VALUES (NULL);
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
6
17
19
20
21
22
59
60
90
91
DROP TABLE t1;
# Test with auto_increment_increment and auto_increment_offset.
CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1))
ENGINE='Archive'
PARTITION BY HASH(c1)
PARTITIONS 2;
SET @@session.auto_increment_increment = 10;
SET @@session.auto_increment_offset = 5;
INSERT INTO t1 VALUES (1);
INSERT INTO t1 VALUES (NULL), (NULL), (NULL);
SET @@session.auto_increment_increment = 5;
SET @@session.auto_increment_offset = 3;
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (33 + 1);
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (38 + 2);
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (43 + 3);
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (48 + 4);
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (53 + 5);
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (63 + 6);
INSERT INTO t1 VALUES (NULL);
SET @@session.auto_increment_increment = 1;
SET @@session.auto_increment_offset = 1;
SELECT * FROM t1 ORDER BY c1;
c1
1
5
15
25
33
34
38
40
43
46
48
52
53
58
63
69
73
DROP TABLE t1;
# Test reported auto_increment value
CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1))
ENGINE='Archive'
PARTITION BY HASH (c1)
PARTITIONS 2;
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
AUTO_INCREMENT
1
INSERT INTO t1 VALUES (2);
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
AUTO_INCREMENT
3
INSERT INTO t1 VALUES (4);
INSERT INTO t1 VALUES (NULL);
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
AUTO_INCREMENT
6
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (17);
INSERT INTO t1 VALUES (19);
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (NULL);
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
AUTO_INCREMENT
22
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
AUTO_INCREMENT
22
INSERT INTO t1 VALUES (10);
# ERROR (only OK if Archive) mysql_errno: 1022
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
6
17
19
20
21
INSERT INTO t1 VALUES (NULL);
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
AUTO_INCREMENT
23
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (15);
# ERROR (only OK if Archive) mysql_errno: 1022
INSERT INTO t1 VALUES (NULL);
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
6
17
19
20
21
22
23
24
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=ARCHIVE AUTO_INCREMENT=27 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
6
17
19
20
21
22
23
24
25
26
INSERT INTO t1 VALUES (NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=ARCHIVE AUTO_INCREMENT=28 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
6
17
19
20
21
22
23
24
25
26
27
DROP TABLE t1;
# Test with two threads
# con default
CREATE TABLE t1 (c1 INT NOT NULL AUTO_INCREMENT, PRIMARY KEY (c1))
ENGINE = 'Archive'
PARTITION BY HASH(c1)
PARTITIONS 2;
INSERT INTO t1 (c1) VALUES (2);
INSERT INTO t1 (c1) VALUES (4);
# con1
INSERT INTO t1 (c1) VALUES (NULL);
INSERT INTO t1 (c1) VALUES (10);
# con default
INSERT INTO t1 (c1) VALUES (NULL);
INSERT INTO t1 (c1) VALUES (NULL);
INSERT INTO t1 (c1) VALUES (19);
INSERT INTO t1 (c1) VALUES (21);
# con1
INSERT INTO t1 (c1) VALUES (NULL);
# con default
INSERT INTO t1 (c1) VALUES (16);
# ERROR (only OK if Archive) mysql_errno: 1022
# con1
INSERT INTO t1 (c1) VALUES (NULL);
# con default
INSERT INTO t1 (c1) VALUES (NULL);
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
10
11
12
19
21
22
23
24
DROP TABLE t1;
# Test with two threads + start transaction NO PARTITIONING
# con default
CREATE TABLE t1 (c1 INT NOT NULL AUTO_INCREMENT, PRIMARY KEY (c1))
ENGINE = 'Archive';
START TRANSACTION;
INSERT INTO t1 (c1) VALUES (2);
INSERT INTO t1 (c1) VALUES (4);
# con1
START TRANSACTION;
INSERT INTO t1 (c1) VALUES (NULL);
INSERT INTO t1 (c1) VALUES (10);
# con default
INSERT INTO t1 (c1) VALUES (NULL);
INSERT INTO t1 (c1) VALUES (NULL);
INSERT INTO t1 (c1) VALUES (19);
INSERT INTO t1 (c1) VALUES (21);
# con1
INSERT INTO t1 (c1) VALUES (NULL);
# con default
INSERT INTO t1 (c1) VALUES (16);
# ERROR (only OK if Archive) mysql_errno: 1022
# con1
INSERT INTO t1 (c1) VALUES (NULL);
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
10
11
12
19
21
22
23
COMMIT;
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
10
11
12
19
21
22
23
# con default
INSERT INTO t1 (c1) VALUES (NULL);
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
10
11
12
19
21
22
23
24
COMMIT;
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
10
11
12
19
21
22
23
24
DROP TABLE t1;
# Test with two threads + start transaction
# con default
CREATE TABLE t1 (c1 INT NOT NULL AUTO_INCREMENT, PRIMARY KEY (c1))
ENGINE = 'Archive'
PARTITION BY HASH(c1)
PARTITIONS 2;
START TRANSACTION;
INSERT INTO t1 (c1) VALUES (2);
INSERT INTO t1 (c1) VALUES (4);
# con1
START TRANSACTION;
INSERT INTO t1 (c1) VALUES (NULL), (10);
# con default
INSERT INTO t1 (c1) VALUES (NULL), (NULL), (19);
INSERT INTO t1 (c1) VALUES (21);
# con1
INSERT INTO t1 (c1) VALUES (NULL);
# con default
INSERT INTO t1 (c1) VALUES (16);
# ERROR (only OK if Archive) mysql_errno: 1022
# con1
INSERT INTO t1 (c1) VALUES (NULL);
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
10
11
12
19
21
22
23
COMMIT;
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
10
11
12
19
21
22
23
# con default
INSERT INTO t1 (c1) VALUES (NULL);
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
10
11
12
19
21
22
23
24
COMMIT;
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
10
11
12
19
21
22
23
24
DROP TABLE t1;
# Test with another column before
CREATE TABLE t1 (
c1 INT,
c2 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c2))
ENGINE = 'Archive'
PARTITION BY HASH(c2)
PARTITIONS 2;
INSERT INTO t1 VALUES (1, 0);
INSERT INTO t1 VALUES (1, 1);
INSERT INTO t1 VALUES (1, NULL);
INSERT INTO t1 VALUES (2, NULL), (3, 11), (3, NULL), (2, 0);
INSERT INTO t1 VALUES (2, NULL);
INSERT INTO t1 VALUES (2, 2);
INSERT INTO t1 VALUES (2, 22);
INSERT INTO t1 VALUES (2, NULL);
SELECT * FROM t1 ORDER BY c1,c2;
c1 c2
1 1
1 2
2 3
2 13
2 14
2 22
2 23
3 11
3 12
DROP TABLE t1;
# Test with auto_increment on secondary column in multi-column-index
CREATE TABLE t1 (
c1 INT,
c2 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1,c2))
ENGINE = 'Archive'
PARTITION BY HASH(c2)
PARTITIONS 2;
ERROR 42000: Incorrect table definition; there can be only one auto column and it must be defined as a key
# Test AUTO_INCREMENT in CREATE
CREATE TABLE t1 (c1 INT NOT NULL AUTO_INCREMENT, PRIMARY KEY (c1))
ENGINE = 'Archive'
AUTO_INCREMENT = 15
PARTITION BY HASH(c1)
PARTITIONS 2;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=ARCHIVE AUTO_INCREMENT=15 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
INSERT INTO t1 (c1) VALUES (4);
# ERROR (only OK if Archive) mysql_errno: 1022
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=ARCHIVE AUTO_INCREMENT=15 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
INSERT INTO t1 (c1) VALUES (0);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=ARCHIVE AUTO_INCREMENT=16 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
INSERT INTO t1 (c1) VALUES (NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=ARCHIVE AUTO_INCREMENT=17 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
SELECT * FROM t1 ORDER BY c1;
c1
15
16
# Test sql_mode 'NO_AUTO_VALUE_ON_ZERO'
SET @@session.sql_mode = 'NO_AUTO_VALUE_ON_ZERO';
INSERT INTO t1 (c1) VALUES (300);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=ARCHIVE AUTO_INCREMENT=301 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
INSERT INTO t1 (c1) VALUES (0);
# ERROR (only OK if Archive) mysql_errno: 1022
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=ARCHIVE AUTO_INCREMENT=301 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
INSERT INTO t1 (c1) VALUES (NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=ARCHIVE AUTO_INCREMENT=302 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
SELECT * FROM t1 ORDER BY c1;
c1
15
16
300
301
SET @@session.sql_mode = '';
DROP TABLE t1;
# Test SET INSERT_ID
CREATE TABLE t1 (c1 INT NOT NULL AUTO_INCREMENT, PRIMARY KEY (c1))
ENGINE = 'Archive'
PARTITION BY HASH(c1)
PARTITIONS 2;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=ARCHIVE DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
INSERT INTO t1 (c1) VALUES (NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=ARCHIVE AUTO_INCREMENT=2 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
SELECT * FROM t1;
c1
1
SET INSERT_ID = 23;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=ARCHIVE AUTO_INCREMENT=2 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
INSERT INTO t1 (c1) VALUES (NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=ARCHIVE AUTO_INCREMENT=24 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
SELECT * FROM t1 ORDER BY c1;
c1
1
23
DROP TABLE t1;
# Testing with FLUSH TABLE
CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1))
ENGINE='Archive'
PARTITION BY HASH(c1)
PARTITIONS 2;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=ARCHIVE DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
FLUSH TABLE;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=ARCHIVE DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
INSERT INTO t1 VALUES (4);
FLUSH TABLE;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=ARCHIVE AUTO_INCREMENT=5 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
INSERT INTO t1 VALUES (NULL);
FLUSH TABLE;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=ARCHIVE AUTO_INCREMENT=6 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
SELECT * FROM t1 ORDER BY c1;
c1
4
5
DROP TABLE t1;
DROP TABLE IF EXISTS t1;
# test without partitioning for reference
CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1))
ENGINE='Blackhole';
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=BLACKHOLE DEFAULT CHARSET=latin1
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
AUTO_INCREMENT
1
INSERT INTO t1 VALUES (2);
INSERT INTO t1 VALUES (4);
INSERT INTO t1 VALUES (NULL);
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
AUTO_INCREMENT
1
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
AUTO_INCREMENT
1
INSERT INTO t1 VALUES (0);
INSERT INTO t1 VALUES (5), (16);
# ERROR (only OK if Blackhole) should give ER_DUP_KEY or ER_DUP_ENTRY
INSERT INTO t1 VALUES (17);
INSERT INTO t1 VALUES (19), (NULL);
INSERT INTO t1 VALUES (NULL), (10), (NULL);
INSERT INTO t1 VALUES (NULL);
SET INSERT_ID = 30;
INSERT INTO t1 VALUES (NULL);
UPDATE t1 SET c1 = 50 WHERE c1 = 17;
UPDATE t1 SET c1 = 51 WHERE c1 = 19;
UPDATE t1 SET c1 = NULL WHERE c1 = 4;
# ERROR (only OK if Blackhole) should give ER_DUP_KEY or ER_DUP_ENTRY
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (NULL);
SELECT * FROM t1 ORDER BY c1;
c1
DROP TABLE t1;
CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1))
ENGINE='Blackhole';
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=BLACKHOLE DEFAULT CHARSET=latin1
FLUSH TABLE;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=BLACKHOLE DEFAULT CHARSET=latin1
INSERT INTO t1 VALUES (4);
FLUSH TABLE;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=BLACKHOLE DEFAULT CHARSET=latin1
INSERT INTO t1 VALUES (NULL);
FLUSH TABLE;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=BLACKHOLE DEFAULT CHARSET=latin1
DELETE FROM t1;
INSERT INTO t1 VALUES (NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=BLACKHOLE DEFAULT CHARSET=latin1
SELECT * FROM t1 ORDER BY c1;
c1
TRUNCATE TABLE t1;
INSERT INTO t1 VALUES (NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=BLACKHOLE DEFAULT CHARSET=latin1
SELECT * FROM t1 ORDER BY c1;
c1
DROP TABLE t1;
# Simple test with NULL
CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1))
ENGINE='Blackhole'
PARTITION BY HASH(c1)
PARTITIONS 2;
INSERT INTO t1 VALUES (NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=BLACKHOLE AUTO_INCREMENT=2 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
SELECT * FROM t1;
c1
DROP TABLE t1;
# Test with sql_mode and first insert as 0
CREATE TABLE t1 (
c1 INT,
c2 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c2))
ENGINE='Blackhole'
PARTITION BY HASH(c2)
PARTITIONS 2;
INSERT INTO t1 VALUES (1, NULL);
INSERT INTO t1 VALUES (1, 1), (99, 99);
# ERROR (only OK if Blackhole) should give ER_DUP_KEY or ER_DUP_ENTRY
INSERT INTO t1 VALUES (1, NULL);
SET @@session.sql_mode = 'NO_AUTO_VALUE_ON_ZERO';
INSERT INTO t1 VALUES (1, 0);
SELECT * FROM t1 ORDER BY c1, c2;
c1 c2
DROP TABLE t1;
CREATE TABLE t1 (
c1 INT,
c2 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c2))
ENGINE='Blackhole'
PARTITION BY HASH(c2)
PARTITIONS 2;
INSERT INTO t1 VALUES (1, 0);
INSERT INTO t1 VALUES (1, 1), (1, NULL);
INSERT INTO t1 VALUES (2, NULL), (4, 7);
INSERT INTO t1 VALUES (1, NULL);
SELECT * FROM t1 ORDER BY c1, c2;
c1 c2
SET @@session.sql_mode = '';
DROP TABLE t1;
# Simple test with NULL, 0 and explicit values both incr. and desc.
CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1))
ENGINE='Blackhole'
PARTITION BY HASH(c1)
PARTITIONS 2;
INSERT INTO t1 VALUES (2), (4), (NULL);
INSERT INTO t1 VALUES (0);
INSERT INTO t1 VALUES (5), (16);
# ERROR (only OK if Blackhole) should give ER_DUP_KEY or ER_DUP_ENTRY
INSERT INTO t1 VALUES (17), (19), (NULL);
INSERT INTO t1 VALUES (NULL), (10), (NULL);
INSERT INTO t1 VALUES (NULL), (9);
INSERT INTO t1 VALUES (59), (55);
INSERT INTO t1 VALUES (NULL), (90);
INSERT INTO t1 VALUES (NULL);
UPDATE t1 SET c1 = 150 WHERE c1 = 17;
UPDATE t1 SET c1 = 151 WHERE c1 = 19;
UPDATE t1 SET c1 = NULL WHERE c1 = 4;
# ERROR (only OK if Blackhole) should give ER_DUP_KEY or ER_DUP_ENTRY
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (NULL);
SELECT * FROM t1 ORDER BY c1;
c1
DROP TABLE t1;
# Test with auto_increment_increment and auto_increment_offset.
CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1))
ENGINE='Blackhole'
PARTITION BY HASH(c1)
PARTITIONS 2;
SET @@session.auto_increment_increment = 10;
SET @@session.auto_increment_offset = 5;
INSERT INTO t1 VALUES (1);
INSERT INTO t1 VALUES (NULL), (NULL), (NULL);
SET @@session.auto_increment_increment = 5;
SET @@session.auto_increment_offset = 3;
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (33 + 1);
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (38 + 2);
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (43 + 3);
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (48 + 4);
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (53 + 5);
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (63 + 6);
INSERT INTO t1 VALUES (NULL);
SET @@session.auto_increment_increment = 1;
SET @@session.auto_increment_offset = 1;
SELECT * FROM t1 ORDER BY c1;
c1
DROP TABLE t1;
# Test reported auto_increment value
CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1))
ENGINE='Blackhole'
PARTITION BY HASH (c1)
PARTITIONS 2;
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
AUTO_INCREMENT
1
INSERT INTO t1 VALUES (2);
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
AUTO_INCREMENT
3
INSERT INTO t1 VALUES (4);
INSERT INTO t1 VALUES (NULL);
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
AUTO_INCREMENT
6
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (17);
INSERT INTO t1 VALUES (19);
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (NULL);
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
AUTO_INCREMENT
22
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
AUTO_INCREMENT
22
INSERT INTO t1 VALUES (10);
SELECT * FROM t1 ORDER BY c1;
c1
INSERT INTO t1 VALUES (NULL);
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
AUTO_INCREMENT
23
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (15);
INSERT INTO t1 VALUES (NULL);
SELECT * FROM t1 ORDER BY c1;
c1
INSERT INTO t1 VALUES (NULL);
DELETE FROM t1;
INSERT INTO t1 VALUES (NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=BLACKHOLE AUTO_INCREMENT=27 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
SELECT * FROM t1 ORDER BY c1;
c1
TRUNCATE TABLE t1;
INSERT INTO t1 VALUES (NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=BLACKHOLE AUTO_INCREMENT=2 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
SELECT * FROM t1 ORDER BY c1;
c1
DROP TABLE t1;
# Test with two threads
# con default
CREATE TABLE t1 (c1 INT NOT NULL AUTO_INCREMENT, PRIMARY KEY (c1))
ENGINE = 'Blackhole'
PARTITION BY HASH(c1)
PARTITIONS 2;
INSERT INTO t1 (c1) VALUES (2);
INSERT INTO t1 (c1) VALUES (4);
# con1
INSERT INTO t1 (c1) VALUES (NULL);
INSERT INTO t1 (c1) VALUES (10);
# con default
INSERT INTO t1 (c1) VALUES (NULL);
INSERT INTO t1 (c1) VALUES (NULL);
INSERT INTO t1 (c1) VALUES (19);
INSERT INTO t1 (c1) VALUES (21);
# con1
INSERT INTO t1 (c1) VALUES (NULL);
# con default
INSERT INTO t1 (c1) VALUES (16);
# con1
INSERT INTO t1 (c1) VALUES (NULL);
# con default
INSERT INTO t1 (c1) VALUES (NULL);
SELECT * FROM t1 ORDER BY c1;
c1
DROP TABLE t1;
# Test with two threads + start transaction NO PARTITIONING
# con default
CREATE TABLE t1 (c1 INT NOT NULL AUTO_INCREMENT, PRIMARY KEY (c1))
ENGINE = 'Blackhole';
START TRANSACTION;
INSERT INTO t1 (c1) VALUES (2);
INSERT INTO t1 (c1) VALUES (4);
# con1
START TRANSACTION;
INSERT INTO t1 (c1) VALUES (NULL);
INSERT INTO t1 (c1) VALUES (10);
# con default
INSERT INTO t1 (c1) VALUES (NULL);
INSERT INTO t1 (c1) VALUES (NULL);
INSERT INTO t1 (c1) VALUES (19);
INSERT INTO t1 (c1) VALUES (21);
# con1
INSERT INTO t1 (c1) VALUES (NULL);
# con default
INSERT INTO t1 (c1) VALUES (16);
# con1
INSERT INTO t1 (c1) VALUES (NULL);
SELECT * FROM t1 ORDER BY c1;
c1
COMMIT;
SELECT * FROM t1 ORDER BY c1;
c1
# con default
INSERT INTO t1 (c1) VALUES (NULL);
SELECT * FROM t1 ORDER BY c1;
c1
COMMIT;
SELECT * FROM t1 ORDER BY c1;
c1
DROP TABLE t1;
# Test with two threads + start transaction
# con default
CREATE TABLE t1 (c1 INT NOT NULL AUTO_INCREMENT, PRIMARY KEY (c1))
ENGINE = 'Blackhole'
PARTITION BY HASH(c1)
PARTITIONS 2;
START TRANSACTION;
INSERT INTO t1 (c1) VALUES (2);
INSERT INTO t1 (c1) VALUES (4);
# con1
START TRANSACTION;
INSERT INTO t1 (c1) VALUES (NULL), (10);
# con default
INSERT INTO t1 (c1) VALUES (NULL), (NULL), (19);
INSERT INTO t1 (c1) VALUES (21);
# con1
INSERT INTO t1 (c1) VALUES (NULL);
# con default
INSERT INTO t1 (c1) VALUES (16);
# con1
INSERT INTO t1 (c1) VALUES (NULL);
SELECT * FROM t1 ORDER BY c1;
c1
COMMIT;
SELECT * FROM t1 ORDER BY c1;
c1
# con default
INSERT INTO t1 (c1) VALUES (NULL);
SELECT * FROM t1 ORDER BY c1;
c1
COMMIT;
SELECT * FROM t1 ORDER BY c1;
c1
DROP TABLE t1;
# Test with another column after
CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
c2 INT,
PRIMARY KEY (c1,c2))
ENGINE = 'Blackhole'
PARTITION BY HASH(c2)
PARTITIONS 2;
INSERT INTO t1 VALUES (1, 0);
INSERT INTO t1 VALUES (1, 1);
INSERT INTO t1 VALUES (NULL, 1), (NULL, 2), (NULL, 3);
INSERT INTO t1 VALUES (NULL, 3);
INSERT INTO t1 VALUES (2, 0), (NULL, 2);
INSERT INTO t1 VALUES (2, 2);
INSERT INTO t1 VALUES (2, 22);
INSERT INTO t1 VALUES (NULL, 2);
SELECT * FROM t1 ORDER BY c1,c2;
c1 c2
DROP TABLE t1;
# Test with another column before
CREATE TABLE t1 (
c1 INT,
c2 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c2))
ENGINE = 'Blackhole'
PARTITION BY HASH(c2)
PARTITIONS 2;
INSERT INTO t1 VALUES (1, 0);
INSERT INTO t1 VALUES (1, 1);
# ERROR (only OK if Blackhole) should give ER_DUP_KEY or ER_DUP_ENTRY
INSERT INTO t1 VALUES (1, NULL);
INSERT INTO t1 VALUES (2, NULL), (3, 11), (3, NULL), (2, 0);
INSERT INTO t1 VALUES (2, NULL);
INSERT INTO t1 VALUES (2, 2);
# ERROR (only OK if Blackhole) should give ER_DUP_KEY or ER_DUP_ENTRY
INSERT INTO t1 VALUES (2, 22);
INSERT INTO t1 VALUES (2, NULL);
SELECT * FROM t1 ORDER BY c1,c2;
c1 c2
DROP TABLE t1;
# Test with auto_increment on secondary column in multi-column-index
CREATE TABLE t1 (
c1 INT,
c2 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1,c2))
ENGINE = 'Blackhole'
PARTITION BY HASH(c2)
PARTITIONS 2;
INSERT INTO t1 VALUES (1, 0);
INSERT INTO t1 VALUES (1, 1);
# ERROR (only OK if Blackhole) should give ER_DUP_KEY or ER_DUP_ENTRY
INSERT INTO t1 VALUES (1, NULL);
INSERT INTO t1 VALUES (2, NULL);
INSERT INTO t1 VALUES (3, NULL);
INSERT INTO t1 VALUES (3, NULL), (2, 0), (2, NULL);
INSERT INTO t1 VALUES (2, 2);
# ERROR (only OK if Blackhole/NDB) should give ER_DUP_KEY or ER_DUP_ENTRY
INSERT INTO t1 VALUES (2, 22), (2, NULL);
SELECT * FROM t1 ORDER BY c1,c2;
c1 c2
DROP TABLE t1;
# Test AUTO_INCREMENT in CREATE
CREATE TABLE t1 (c1 INT NOT NULL AUTO_INCREMENT, PRIMARY KEY (c1))
ENGINE = 'Blackhole'
AUTO_INCREMENT = 15
PARTITION BY HASH(c1)
PARTITIONS 2;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=BLACKHOLE DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
INSERT INTO t1 (c1) VALUES (4);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=BLACKHOLE AUTO_INCREMENT=5 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
INSERT INTO t1 (c1) VALUES (0);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=BLACKHOLE AUTO_INCREMENT=6 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
INSERT INTO t1 (c1) VALUES (NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=BLACKHOLE AUTO_INCREMENT=7 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
SELECT * FROM t1 ORDER BY c1;
c1
# Test sql_mode 'NO_AUTO_VALUE_ON_ZERO'
SET @@session.sql_mode = 'NO_AUTO_VALUE_ON_ZERO';
INSERT INTO t1 (c1) VALUES (300);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=BLACKHOLE AUTO_INCREMENT=301 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
INSERT INTO t1 (c1) VALUES (0);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=BLACKHOLE AUTO_INCREMENT=301 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
INSERT INTO t1 (c1) VALUES (NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=BLACKHOLE AUTO_INCREMENT=302 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
SELECT * FROM t1 ORDER BY c1;
c1
SET @@session.sql_mode = '';
DROP TABLE t1;
# Test SET INSERT_ID
CREATE TABLE t1 (c1 INT NOT NULL AUTO_INCREMENT, PRIMARY KEY (c1))
ENGINE = 'Blackhole'
PARTITION BY HASH(c1)
PARTITIONS 2;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=BLACKHOLE DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
INSERT INTO t1 (c1) VALUES (NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=BLACKHOLE AUTO_INCREMENT=2 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
SELECT * FROM t1;
c1
SET INSERT_ID = 23;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=BLACKHOLE AUTO_INCREMENT=2 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
INSERT INTO t1 (c1) VALUES (NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=BLACKHOLE AUTO_INCREMENT=24 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
SELECT * FROM t1 ORDER BY c1;
c1
DROP TABLE t1;
# Testing with FLUSH TABLE
CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1))
ENGINE='Blackhole'
PARTITION BY HASH(c1)
PARTITIONS 2;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=BLACKHOLE DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
FLUSH TABLE;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=BLACKHOLE DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
INSERT INTO t1 VALUES (4);
FLUSH TABLE;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=BLACKHOLE DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
INSERT INTO t1 VALUES (NULL);
FLUSH TABLE;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=BLACKHOLE DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
SELECT * FROM t1 ORDER BY c1;
c1
DROP TABLE t1;
DROP TABLE IF EXISTS t1;
# test without partitioning for reference
CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1))
ENGINE='InnoDB';
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=InnoDB DEFAULT CHARSET=latin1
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
AUTO_INCREMENT
1
INSERT INTO t1 VALUES (2);
INSERT INTO t1 VALUES (4);
INSERT INTO t1 VALUES (NULL);
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
AUTO_INCREMENT
6
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
AUTO_INCREMENT
6
INSERT INTO t1 VALUES (0);
INSERT INTO t1 VALUES (5), (16);
INSERT INTO t1 VALUES (17);
INSERT INTO t1 VALUES (19), (NULL);
INSERT INTO t1 VALUES (NULL), (10), (NULL);
INSERT INTO t1 VALUES (NULL);
SET INSERT_ID = 30;
INSERT INTO t1 VALUES (NULL);
UPDATE t1 SET c1 = 50 WHERE c1 = 17;
UPDATE t1 SET c1 = 51 WHERE c1 = 19;
UPDATE t1 SET c1 = NULL WHERE c1 = 4;
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (NULL);
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
6
10
20
22
23
25
30
31
32
50
51
DROP TABLE t1;
CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1))
ENGINE='InnoDB';
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=InnoDB DEFAULT CHARSET=latin1
FLUSH TABLE;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=InnoDB DEFAULT CHARSET=latin1
INSERT INTO t1 VALUES (4);
FLUSH TABLE;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=InnoDB AUTO_INCREMENT=5 DEFAULT CHARSET=latin1
INSERT INTO t1 VALUES (NULL);
FLUSH TABLE;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=InnoDB AUTO_INCREMENT=6 DEFAULT CHARSET=latin1
DELETE FROM t1;
INSERT INTO t1 VALUES (NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=InnoDB AUTO_INCREMENT=7 DEFAULT CHARSET=latin1
SELECT * FROM t1 ORDER BY c1;
c1
6
TRUNCATE TABLE t1;
INSERT INTO t1 VALUES (NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=InnoDB AUTO_INCREMENT=2 DEFAULT CHARSET=latin1
SELECT * FROM t1 ORDER BY c1;
c1
1
DROP TABLE t1;
# Simple test with NULL
CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1))
ENGINE='InnoDB'
PARTITION BY HASH(c1)
PARTITIONS 2;
INSERT INTO t1 VALUES (NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=InnoDB AUTO_INCREMENT=2 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
SELECT * FROM t1;
c1
1
DROP TABLE t1;
# Test with sql_mode and first insert as 0
CREATE TABLE t1 (
c1 INT,
c2 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c2))
ENGINE='InnoDB'
PARTITION BY HASH(c2)
PARTITIONS 2;
INSERT INTO t1 VALUES (1, NULL);
INSERT INTO t1 VALUES (1, 1), (99, 99);
INSERT INTO t1 VALUES (1, NULL);
SET @@session.sql_mode = 'NO_AUTO_VALUE_ON_ZERO';
INSERT INTO t1 VALUES (1, 0);
SELECT * FROM t1 ORDER BY c1, c2;
c1 c2
1 0
1 1
1 2
DROP TABLE t1;
CREATE TABLE t1 (
c1 INT,
c2 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c2))
ENGINE='InnoDB'
PARTITION BY HASH(c2)
PARTITIONS 2;
INSERT INTO t1 VALUES (1, 0);
INSERT INTO t1 VALUES (1, 1), (1, NULL);
INSERT INTO t1 VALUES (2, NULL), (4, 7);
INSERT INTO t1 VALUES (1, NULL);
SELECT * FROM t1 ORDER BY c1, c2;
c1 c2
1 0
1 1
1 2
1 8
2 3
4 7
SET @@session.sql_mode = '';
DROP TABLE t1;
# Simple test with NULL, 0 and explicit values both incr. and desc.
CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1))
ENGINE='InnoDB'
PARTITION BY HASH(c1)
PARTITIONS 2;
INSERT INTO t1 VALUES (2), (4), (NULL);
INSERT INTO t1 VALUES (0);
INSERT INTO t1 VALUES (5), (16);
INSERT INTO t1 VALUES (17), (19), (NULL);
INSERT INTO t1 VALUES (NULL), (10), (NULL);
INSERT INTO t1 VALUES (NULL), (9);
INSERT INTO t1 VALUES (59), (55);
INSERT INTO t1 VALUES (NULL), (90);
INSERT INTO t1 VALUES (NULL);
UPDATE t1 SET c1 = 150 WHERE c1 = 17;
UPDATE t1 SET c1 = 151 WHERE c1 = 19;
UPDATE t1 SET c1 = NULL WHERE c1 = 4;
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (NULL);
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
6
9
10
20
21
22
23
55
59
60
90
91
150
151
152
153
DROP TABLE t1;
# Test with auto_increment_increment and auto_increment_offset.
CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1))
ENGINE='InnoDB'
PARTITION BY HASH(c1)
PARTITIONS 2;
SET @@session.auto_increment_increment = 10;
SET @@session.auto_increment_offset = 5;
INSERT INTO t1 VALUES (1);
INSERT INTO t1 VALUES (NULL), (NULL), (NULL);
SET @@session.auto_increment_increment = 5;
SET @@session.auto_increment_offset = 3;
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (33 + 1);
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (38 + 2);
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (43 + 3);
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (48 + 4);
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (53 + 5);
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (63 + 6);
INSERT INTO t1 VALUES (NULL);
SET @@session.auto_increment_increment = 1;
SET @@session.auto_increment_offset = 1;
SELECT * FROM t1 ORDER BY c1;
c1
1
5
15
25
33
34
38
40
43
46
48
52
53
58
63
69
73
DROP TABLE t1;
# Test reported auto_increment value
CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1))
ENGINE='InnoDB'
PARTITION BY HASH (c1)
PARTITIONS 2;
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
AUTO_INCREMENT
1
INSERT INTO t1 VALUES (2);
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
AUTO_INCREMENT
3
INSERT INTO t1 VALUES (4);
INSERT INTO t1 VALUES (NULL);
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
AUTO_INCREMENT
6
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (17);
INSERT INTO t1 VALUES (19);
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (NULL);
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
AUTO_INCREMENT
22
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
AUTO_INCREMENT
22
INSERT INTO t1 VALUES (10);
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
6
10
17
19
20
21
INSERT INTO t1 VALUES (NULL);
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
AUTO_INCREMENT
23
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (15);
INSERT INTO t1 VALUES (NULL);
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
6
10
15
17
19
20
21
22
23
24
INSERT INTO t1 VALUES (NULL);
DELETE FROM t1;
INSERT INTO t1 VALUES (NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=InnoDB AUTO_INCREMENT=27 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
SELECT * FROM t1 ORDER BY c1;
c1
26
TRUNCATE TABLE t1;
INSERT INTO t1 VALUES (NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=InnoDB AUTO_INCREMENT=2 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
SELECT * FROM t1 ORDER BY c1;
c1
1
DROP TABLE t1;
# Test with two threads
# con default
CREATE TABLE t1 (c1 INT NOT NULL AUTO_INCREMENT, PRIMARY KEY (c1))
ENGINE = 'InnoDB'
PARTITION BY HASH(c1)
PARTITIONS 2;
INSERT INTO t1 (c1) VALUES (2);
INSERT INTO t1 (c1) VALUES (4);
# con1
INSERT INTO t1 (c1) VALUES (NULL);
INSERT INTO t1 (c1) VALUES (10);
# con default
INSERT INTO t1 (c1) VALUES (NULL);
INSERT INTO t1 (c1) VALUES (NULL);
INSERT INTO t1 (c1) VALUES (19);
INSERT INTO t1 (c1) VALUES (21);
# con1
INSERT INTO t1 (c1) VALUES (NULL);
# con default
INSERT INTO t1 (c1) VALUES (16);
# con1
INSERT INTO t1 (c1) VALUES (NULL);
# con default
INSERT INTO t1 (c1) VALUES (NULL);
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
10
11
12
16
19
21
22
23
24
DROP TABLE t1;
# Test with two threads + start transaction NO PARTITIONING
# con default
CREATE TABLE t1 (c1 INT NOT NULL AUTO_INCREMENT, PRIMARY KEY (c1))
ENGINE = 'InnoDB';
START TRANSACTION;
INSERT INTO t1 (c1) VALUES (2);
INSERT INTO t1 (c1) VALUES (4);
# con1
START TRANSACTION;
INSERT INTO t1 (c1) VALUES (NULL);
INSERT INTO t1 (c1) VALUES (10);
# con default
INSERT INTO t1 (c1) VALUES (NULL);
INSERT INTO t1 (c1) VALUES (NULL);
INSERT INTO t1 (c1) VALUES (19);
INSERT INTO t1 (c1) VALUES (21);
# con1
INSERT INTO t1 (c1) VALUES (NULL);
# con default
INSERT INTO t1 (c1) VALUES (16);
# con1
INSERT INTO t1 (c1) VALUES (NULL);
SELECT * FROM t1 ORDER BY c1;
c1
5
10
22
23
COMMIT;
SELECT * FROM t1 ORDER BY c1;
c1
5
10
22
23
# con default
INSERT INTO t1 (c1) VALUES (NULL);
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
10
11
12
16
19
21
22
23
24
COMMIT;
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
10
11
12
16
19
21
22
23
24
DROP TABLE t1;
# Test with two threads + start transaction
# con default
CREATE TABLE t1 (c1 INT NOT NULL AUTO_INCREMENT, PRIMARY KEY (c1))
ENGINE = 'InnoDB'
PARTITION BY HASH(c1)
PARTITIONS 2;
START TRANSACTION;
INSERT INTO t1 (c1) VALUES (2);
INSERT INTO t1 (c1) VALUES (4);
# con1
START TRANSACTION;
INSERT INTO t1 (c1) VALUES (NULL), (10);
# con default
INSERT INTO t1 (c1) VALUES (NULL), (NULL), (19);
INSERT INTO t1 (c1) VALUES (21);
# con1
INSERT INTO t1 (c1) VALUES (NULL);
# con default
INSERT INTO t1 (c1) VALUES (16);
# con1
INSERT INTO t1 (c1) VALUES (NULL);
SELECT * FROM t1 ORDER BY c1;
c1
5
10
22
23
COMMIT;
SELECT * FROM t1 ORDER BY c1;
c1
5
10
22
23
# con default
INSERT INTO t1 (c1) VALUES (NULL);
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
10
11
12
16
19
21
22
23
24
COMMIT;
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
10
11
12
16
19
21
22
23
24
DROP TABLE t1;
# Test with another column after
CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
c2 INT,
PRIMARY KEY (c1,c2))
ENGINE = 'InnoDB'
PARTITION BY HASH(c2)
PARTITIONS 2;
INSERT INTO t1 VALUES (1, 0);
INSERT INTO t1 VALUES (1, 1);
INSERT INTO t1 VALUES (NULL, 1), (NULL, 2), (NULL, 3);
INSERT INTO t1 VALUES (NULL, 3);
INSERT INTO t1 VALUES (2, 0), (NULL, 2);
INSERT INTO t1 VALUES (2, 2);
INSERT INTO t1 VALUES (2, 22);
INSERT INTO t1 VALUES (NULL, 2);
SELECT * FROM t1 ORDER BY c1,c2;
c1 c2
1 0
1 1
2 0
2 1
2 2
2 22
3 2
4 3
5 3
6 2
7 2
DROP TABLE t1;
# Test with another column before
CREATE TABLE t1 (
c1 INT,
c2 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c2))
ENGINE = 'InnoDB'
PARTITION BY HASH(c2)
PARTITIONS 2;
INSERT INTO t1 VALUES (1, 0);
INSERT INTO t1 VALUES (1, 1);
INSERT INTO t1 VALUES (1, NULL);
INSERT INTO t1 VALUES (2, NULL), (3, 11), (3, NULL), (2, 0);
INSERT INTO t1 VALUES (2, NULL);
INSERT INTO t1 VALUES (2, 2);
INSERT INTO t1 VALUES (2, 22);
INSERT INTO t1 VALUES (2, NULL);
SELECT * FROM t1 ORDER BY c1,c2;
c1 c2
1 1
1 2
2 3
2 13
2 14
2 22
2 23
3 11
3 12
DROP TABLE t1;
# Test with auto_increment on secondary column in multi-column-index
CREATE TABLE t1 (
c1 INT,
c2 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1,c2))
ENGINE = 'InnoDB'
PARTITION BY HASH(c2)
PARTITIONS 2;
ERROR 42000: Incorrect table definition; there can be only one auto column and it must be defined as a key
# Test AUTO_INCREMENT in CREATE
CREATE TABLE t1 (c1 INT NOT NULL AUTO_INCREMENT, PRIMARY KEY (c1))
ENGINE = 'InnoDB'
AUTO_INCREMENT = 15
PARTITION BY HASH(c1)
PARTITIONS 2;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=InnoDB AUTO_INCREMENT=15 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
INSERT INTO t1 (c1) VALUES (4);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=InnoDB AUTO_INCREMENT=15 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
INSERT INTO t1 (c1) VALUES (0);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=InnoDB AUTO_INCREMENT=16 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
INSERT INTO t1 (c1) VALUES (NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=InnoDB AUTO_INCREMENT=17 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
SELECT * FROM t1 ORDER BY c1;
c1
4
15
16
# Test sql_mode 'NO_AUTO_VALUE_ON_ZERO'
SET @@session.sql_mode = 'NO_AUTO_VALUE_ON_ZERO';
INSERT INTO t1 (c1) VALUES (300);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=InnoDB AUTO_INCREMENT=301 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
INSERT INTO t1 (c1) VALUES (0);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=InnoDB AUTO_INCREMENT=301 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
INSERT INTO t1 (c1) VALUES (NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=InnoDB AUTO_INCREMENT=302 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
SELECT * FROM t1 ORDER BY c1;
c1
0
4
15
16
300
301
SET @@session.sql_mode = '';
DROP TABLE t1;
# Test SET INSERT_ID
CREATE TABLE t1 (c1 INT NOT NULL AUTO_INCREMENT, PRIMARY KEY (c1))
ENGINE = 'InnoDB'
PARTITION BY HASH(c1)
PARTITIONS 2;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=InnoDB DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
INSERT INTO t1 (c1) VALUES (NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=InnoDB AUTO_INCREMENT=2 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
SELECT * FROM t1;
c1
1
SET INSERT_ID = 23;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=InnoDB AUTO_INCREMENT=2 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
INSERT INTO t1 (c1) VALUES (NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=InnoDB AUTO_INCREMENT=24 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
SELECT * FROM t1 ORDER BY c1;
c1
1
23
DROP TABLE t1;
# Testing with FLUSH TABLE
CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1))
ENGINE='InnoDB'
PARTITION BY HASH(c1)
PARTITIONS 2;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=InnoDB DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
FLUSH TABLE;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=InnoDB DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
INSERT INTO t1 VALUES (4);
FLUSH TABLE;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=InnoDB AUTO_INCREMENT=5 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
INSERT INTO t1 VALUES (NULL);
FLUSH TABLE;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=InnoDB AUTO_INCREMENT=6 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
SELECT * FROM t1 ORDER BY c1;
c1
4
5
DROP TABLE t1;
DROP TABLE IF EXISTS t1;
# test without partitioning for reference
CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1))
ENGINE='Memory';
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=MEMORY DEFAULT CHARSET=latin1
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
AUTO_INCREMENT
1
INSERT INTO t1 VALUES (2);
INSERT INTO t1 VALUES (4);
INSERT INTO t1 VALUES (NULL);
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
AUTO_INCREMENT
6
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
AUTO_INCREMENT
6
INSERT INTO t1 VALUES (0);
INSERT INTO t1 VALUES (5), (16);
INSERT INTO t1 VALUES (17);
INSERT INTO t1 VALUES (19), (NULL);
INSERT INTO t1 VALUES (NULL), (10), (NULL);
INSERT INTO t1 VALUES (NULL);
SET INSERT_ID = 30;
INSERT INTO t1 VALUES (NULL);
UPDATE t1 SET c1 = 50 WHERE c1 = 17;
UPDATE t1 SET c1 = 51 WHERE c1 = 19;
UPDATE t1 SET c1 = NULL WHERE c1 = 4;
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (NULL);
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
6
10
20
21
22
23
30
50
51
52
53
DROP TABLE t1;
CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1))
ENGINE='Memory';
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=MEMORY DEFAULT CHARSET=latin1
FLUSH TABLE;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=MEMORY DEFAULT CHARSET=latin1
INSERT INTO t1 VALUES (4);
FLUSH TABLE;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=MEMORY AUTO_INCREMENT=5 DEFAULT CHARSET=latin1
INSERT INTO t1 VALUES (NULL);
FLUSH TABLE;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=MEMORY AUTO_INCREMENT=6 DEFAULT CHARSET=latin1
DELETE FROM t1;
INSERT INTO t1 VALUES (NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=MEMORY AUTO_INCREMENT=7 DEFAULT CHARSET=latin1
SELECT * FROM t1 ORDER BY c1;
c1
6
TRUNCATE TABLE t1;
INSERT INTO t1 VALUES (NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=MEMORY AUTO_INCREMENT=2 DEFAULT CHARSET=latin1
SELECT * FROM t1 ORDER BY c1;
c1
1
DROP TABLE t1;
# Simple test with NULL
CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1))
ENGINE='Memory'
PARTITION BY HASH(c1)
PARTITIONS 2;
INSERT INTO t1 VALUES (NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=MEMORY AUTO_INCREMENT=2 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
SELECT * FROM t1;
c1
1
DROP TABLE t1;
# Test with sql_mode and first insert as 0
CREATE TABLE t1 (
c1 INT,
c2 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c2))
ENGINE='Memory'
PARTITION BY HASH(c2)
PARTITIONS 2;
INSERT INTO t1 VALUES (1, NULL);
INSERT INTO t1 VALUES (1, 1), (99, 99);
INSERT INTO t1 VALUES (1, NULL);
SET @@session.sql_mode = 'NO_AUTO_VALUE_ON_ZERO';
INSERT INTO t1 VALUES (1, 0);
SELECT * FROM t1 ORDER BY c1, c2;
c1 c2
1 0
1 1
1 2
DROP TABLE t1;
CREATE TABLE t1 (
c1 INT,
c2 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c2))
ENGINE='Memory'
PARTITION BY HASH(c2)
PARTITIONS 2;
INSERT INTO t1 VALUES (1, 0);
INSERT INTO t1 VALUES (1, 1), (1, NULL);
INSERT INTO t1 VALUES (2, NULL), (4, 7);
INSERT INTO t1 VALUES (1, NULL);
SELECT * FROM t1 ORDER BY c1, c2;
c1 c2
1 0
1 1
1 2
1 8
2 3
4 7
SET @@session.sql_mode = '';
DROP TABLE t1;
# Simple test with NULL, 0 and explicit values both incr. and desc.
CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1))
ENGINE='Memory'
PARTITION BY HASH(c1)
PARTITIONS 2;
INSERT INTO t1 VALUES (2), (4), (NULL);
INSERT INTO t1 VALUES (0);
INSERT INTO t1 VALUES (5), (16);
INSERT INTO t1 VALUES (17), (19), (NULL);
INSERT INTO t1 VALUES (NULL), (10), (NULL);
INSERT INTO t1 VALUES (NULL), (9);
INSERT INTO t1 VALUES (59), (55);
INSERT INTO t1 VALUES (NULL), (90);
INSERT INTO t1 VALUES (NULL);
UPDATE t1 SET c1 = 150 WHERE c1 = 17;
UPDATE t1 SET c1 = 151 WHERE c1 = 19;
UPDATE t1 SET c1 = NULL WHERE c1 = 4;
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (NULL);
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
6
9
10
20
21
22
23
55
59
60
90
91
150
151
152
153
DROP TABLE t1;
# Test with auto_increment_increment and auto_increment_offset.
CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1))
ENGINE='Memory'
PARTITION BY HASH(c1)
PARTITIONS 2;
SET @@session.auto_increment_increment = 10;
SET @@session.auto_increment_offset = 5;
INSERT INTO t1 VALUES (1);
INSERT INTO t1 VALUES (NULL), (NULL), (NULL);
SET @@session.auto_increment_increment = 5;
SET @@session.auto_increment_offset = 3;
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (33 + 1);
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (38 + 2);
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (43 + 3);
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (48 + 4);
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (53 + 5);
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (63 + 6);
INSERT INTO t1 VALUES (NULL);
SET @@session.auto_increment_increment = 1;
SET @@session.auto_increment_offset = 1;
SELECT * FROM t1 ORDER BY c1;
c1
1
5
15
25
33
34
38
40
43
46
48
52
53
58
63
69
73
DROP TABLE t1;
# Test reported auto_increment value
CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1))
ENGINE='Memory'
PARTITION BY HASH (c1)
PARTITIONS 2;
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
AUTO_INCREMENT
1
INSERT INTO t1 VALUES (2);
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
AUTO_INCREMENT
3
INSERT INTO t1 VALUES (4);
INSERT INTO t1 VALUES (NULL);
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
AUTO_INCREMENT
6
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (17);
INSERT INTO t1 VALUES (19);
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (NULL);
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
AUTO_INCREMENT
22
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
AUTO_INCREMENT
22
INSERT INTO t1 VALUES (10);
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
6
10
17
19
20
21
INSERT INTO t1 VALUES (NULL);
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
AUTO_INCREMENT
23
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (15);
INSERT INTO t1 VALUES (NULL);
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
6
10
15
17
19
20
21
22
23
24
INSERT INTO t1 VALUES (NULL);
DELETE FROM t1;
INSERT INTO t1 VALUES (NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=MEMORY AUTO_INCREMENT=27 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
SELECT * FROM t1 ORDER BY c1;
c1
26
TRUNCATE TABLE t1;
INSERT INTO t1 VALUES (NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=MEMORY AUTO_INCREMENT=28 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
SELECT * FROM t1 ORDER BY c1;
c1
27
DROP TABLE t1;
# Test with two threads
# con default
CREATE TABLE t1 (c1 INT NOT NULL AUTO_INCREMENT, PRIMARY KEY (c1))
ENGINE = 'Memory'
PARTITION BY HASH(c1)
PARTITIONS 2;
INSERT INTO t1 (c1) VALUES (2);
INSERT INTO t1 (c1) VALUES (4);
# con1
INSERT INTO t1 (c1) VALUES (NULL);
INSERT INTO t1 (c1) VALUES (10);
# con default
INSERT INTO t1 (c1) VALUES (NULL);
INSERT INTO t1 (c1) VALUES (NULL);
INSERT INTO t1 (c1) VALUES (19);
INSERT INTO t1 (c1) VALUES (21);
# con1
INSERT INTO t1 (c1) VALUES (NULL);
# con default
INSERT INTO t1 (c1) VALUES (16);
# con1
INSERT INTO t1 (c1) VALUES (NULL);
# con default
INSERT INTO t1 (c1) VALUES (NULL);
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
10
11
12
16
19
21
22
23
24
DROP TABLE t1;
# Test with two threads + start transaction NO PARTITIONING
# con default
CREATE TABLE t1 (c1 INT NOT NULL AUTO_INCREMENT, PRIMARY KEY (c1))
ENGINE = 'Memory';
START TRANSACTION;
INSERT INTO t1 (c1) VALUES (2);
INSERT INTO t1 (c1) VALUES (4);
# con1
START TRANSACTION;
INSERT INTO t1 (c1) VALUES (NULL);
INSERT INTO t1 (c1) VALUES (10);
# con default
INSERT INTO t1 (c1) VALUES (NULL);
INSERT INTO t1 (c1) VALUES (NULL);
INSERT INTO t1 (c1) VALUES (19);
INSERT INTO t1 (c1) VALUES (21);
# con1
INSERT INTO t1 (c1) VALUES (NULL);
# con default
INSERT INTO t1 (c1) VALUES (16);
# con1
INSERT INTO t1 (c1) VALUES (NULL);
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
10
11
12
16
19
21
22
23
COMMIT;
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
10
11
12
16
19
21
22
23
# con default
INSERT INTO t1 (c1) VALUES (NULL);
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
10
11
12
16
19
21
22
23
24
COMMIT;
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
10
11
12
16
19
21
22
23
24
DROP TABLE t1;
# Test with two threads + start transaction
# con default
CREATE TABLE t1 (c1 INT NOT NULL AUTO_INCREMENT, PRIMARY KEY (c1))
ENGINE = 'Memory'
PARTITION BY HASH(c1)
PARTITIONS 2;
START TRANSACTION;
INSERT INTO t1 (c1) VALUES (2);
INSERT INTO t1 (c1) VALUES (4);
# con1
START TRANSACTION;
INSERT INTO t1 (c1) VALUES (NULL), (10);
# con default
INSERT INTO t1 (c1) VALUES (NULL), (NULL), (19);
INSERT INTO t1 (c1) VALUES (21);
# con1
INSERT INTO t1 (c1) VALUES (NULL);
# con default
INSERT INTO t1 (c1) VALUES (16);
# con1
INSERT INTO t1 (c1) VALUES (NULL);
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
10
11
12
16
19
21
22
23
COMMIT;
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
10
11
12
16
19
21
22
23
# con default
INSERT INTO t1 (c1) VALUES (NULL);
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
10
11
12
16
19
21
22
23
24
COMMIT;
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
10
11
12
16
19
21
22
23
24
DROP TABLE t1;
# Test with another column after
CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
c2 INT,
PRIMARY KEY (c1,c2))
ENGINE = 'Memory'
PARTITION BY HASH(c2)
PARTITIONS 2;
INSERT INTO t1 VALUES (1, 0);
INSERT INTO t1 VALUES (1, 1);
INSERT INTO t1 VALUES (NULL, 1), (NULL, 2), (NULL, 3);
INSERT INTO t1 VALUES (NULL, 3);
INSERT INTO t1 VALUES (2, 0), (NULL, 2);
INSERT INTO t1 VALUES (2, 2);
INSERT INTO t1 VALUES (2, 22);
INSERT INTO t1 VALUES (NULL, 2);
SELECT * FROM t1 ORDER BY c1,c2;
c1 c2
1 0
1 1
2 0
2 1
2 2
2 22
3 2
4 3
5 3
6 2
7 2
DROP TABLE t1;
# Test with another column before
CREATE TABLE t1 (
c1 INT,
c2 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c2))
ENGINE = 'Memory'
PARTITION BY HASH(c2)
PARTITIONS 2;
INSERT INTO t1 VALUES (1, 0);
INSERT INTO t1 VALUES (1, 1);
INSERT INTO t1 VALUES (1, NULL);
INSERT INTO t1 VALUES (2, NULL), (3, 11), (3, NULL), (2, 0);
INSERT INTO t1 VALUES (2, NULL);
INSERT INTO t1 VALUES (2, 2);
INSERT INTO t1 VALUES (2, 22);
INSERT INTO t1 VALUES (2, NULL);
SELECT * FROM t1 ORDER BY c1,c2;
c1 c2
1 1
1 2
2 3
2 13
2 14
2 22
2 23
3 11
3 12
DROP TABLE t1;
# Test with auto_increment on secondary column in multi-column-index
CREATE TABLE t1 (
c1 INT,
c2 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1,c2))
ENGINE = 'Memory'
PARTITION BY HASH(c2)
PARTITIONS 2;
ERROR 42000: Incorrect table definition; there can be only one auto column and it must be defined as a key
# Test AUTO_INCREMENT in CREATE
CREATE TABLE t1 (c1 INT NOT NULL AUTO_INCREMENT, PRIMARY KEY (c1))
ENGINE = 'Memory'
AUTO_INCREMENT = 15
PARTITION BY HASH(c1)
PARTITIONS 2;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=MEMORY AUTO_INCREMENT=15 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
INSERT INTO t1 (c1) VALUES (4);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=MEMORY AUTO_INCREMENT=15 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
INSERT INTO t1 (c1) VALUES (0);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=MEMORY AUTO_INCREMENT=16 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
INSERT INTO t1 (c1) VALUES (NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=MEMORY AUTO_INCREMENT=17 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
SELECT * FROM t1 ORDER BY c1;
c1
4
15
16
# Test sql_mode 'NO_AUTO_VALUE_ON_ZERO'
SET @@session.sql_mode = 'NO_AUTO_VALUE_ON_ZERO';
INSERT INTO t1 (c1) VALUES (300);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=MEMORY AUTO_INCREMENT=301 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
INSERT INTO t1 (c1) VALUES (0);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=MEMORY AUTO_INCREMENT=301 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
INSERT INTO t1 (c1) VALUES (NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=MEMORY AUTO_INCREMENT=302 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
SELECT * FROM t1 ORDER BY c1;
c1
0
4
15
16
300
301
SET @@session.sql_mode = '';
DROP TABLE t1;
# Test SET INSERT_ID
CREATE TABLE t1 (c1 INT NOT NULL AUTO_INCREMENT, PRIMARY KEY (c1))
ENGINE = 'Memory'
PARTITION BY HASH(c1)
PARTITIONS 2;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=MEMORY DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
INSERT INTO t1 (c1) VALUES (NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=MEMORY AUTO_INCREMENT=2 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
SELECT * FROM t1;
c1
1
SET INSERT_ID = 23;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=MEMORY AUTO_INCREMENT=2 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
INSERT INTO t1 (c1) VALUES (NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=MEMORY AUTO_INCREMENT=24 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
SELECT * FROM t1 ORDER BY c1;
c1
1
23
DROP TABLE t1;
# Testing with FLUSH TABLE
CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1))
ENGINE='Memory'
PARTITION BY HASH(c1)
PARTITIONS 2;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=MEMORY DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
FLUSH TABLE;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=MEMORY DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
INSERT INTO t1 VALUES (4);
FLUSH TABLE;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=MEMORY AUTO_INCREMENT=5 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
INSERT INTO t1 VALUES (NULL);
FLUSH TABLE;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=MEMORY AUTO_INCREMENT=6 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
SELECT * FROM t1 ORDER BY c1;
c1
4
5
DROP TABLE t1;
DROP TABLE IF EXISTS t1;
# test without partitioning for reference
CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1))
ENGINE='MyISAM';
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=MyISAM DEFAULT CHARSET=latin1
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
AUTO_INCREMENT
1
INSERT INTO t1 VALUES (2);
INSERT INTO t1 VALUES (4);
INSERT INTO t1 VALUES (NULL);
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
AUTO_INCREMENT
6
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
AUTO_INCREMENT
6
INSERT INTO t1 VALUES (0);
INSERT INTO t1 VALUES (5), (16);
INSERT INTO t1 VALUES (17);
INSERT INTO t1 VALUES (19), (NULL);
INSERT INTO t1 VALUES (NULL), (10), (NULL);
INSERT INTO t1 VALUES (NULL);
SET INSERT_ID = 30;
INSERT INTO t1 VALUES (NULL);
UPDATE t1 SET c1 = 50 WHERE c1 = 17;
UPDATE t1 SET c1 = 51 WHERE c1 = 19;
UPDATE t1 SET c1 = NULL WHERE c1 = 4;
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (NULL);
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
6
10
20
21
22
23
30
50
51
52
53
DROP TABLE t1;
CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1))
ENGINE='MyISAM';
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=MyISAM DEFAULT CHARSET=latin1
FLUSH TABLE;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=MyISAM DEFAULT CHARSET=latin1
INSERT INTO t1 VALUES (4);
FLUSH TABLE;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=MyISAM AUTO_INCREMENT=5 DEFAULT CHARSET=latin1
INSERT INTO t1 VALUES (NULL);
FLUSH TABLE;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=MyISAM AUTO_INCREMENT=6 DEFAULT CHARSET=latin1
DELETE FROM t1;
INSERT INTO t1 VALUES (NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=MyISAM AUTO_INCREMENT=7 DEFAULT CHARSET=latin1
SELECT * FROM t1 ORDER BY c1;
c1
6
TRUNCATE TABLE t1;
INSERT INTO t1 VALUES (NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=MyISAM AUTO_INCREMENT=2 DEFAULT CHARSET=latin1
SELECT * FROM t1 ORDER BY c1;
c1
1
DROP TABLE t1;
# Simple test with NULL
CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1))
ENGINE='MyISAM'
PARTITION BY HASH(c1)
PARTITIONS 2;
INSERT INTO t1 VALUES (NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=MyISAM AUTO_INCREMENT=2 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
SELECT * FROM t1;
c1
1
DROP TABLE t1;
# Test with sql_mode and first insert as 0
CREATE TABLE t1 (
c1 INT,
c2 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c2))
ENGINE='MyISAM'
PARTITION BY HASH(c2)
PARTITIONS 2;
INSERT INTO t1 VALUES (1, NULL);
INSERT INTO t1 VALUES (1, 1), (99, 99);
INSERT INTO t1 VALUES (1, NULL);
SET @@session.sql_mode = 'NO_AUTO_VALUE_ON_ZERO';
INSERT INTO t1 VALUES (1, 0);
SELECT * FROM t1 ORDER BY c1, c2;
c1 c2
1 0
1 1
1 2
DROP TABLE t1;
CREATE TABLE t1 (
c1 INT,
c2 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c2))
ENGINE='MyISAM'
PARTITION BY HASH(c2)
PARTITIONS 2;
INSERT INTO t1 VALUES (1, 0);
INSERT INTO t1 VALUES (1, 1), (1, NULL);
INSERT INTO t1 VALUES (2, NULL), (4, 7);
INSERT INTO t1 VALUES (1, NULL);
SELECT * FROM t1 ORDER BY c1, c2;
c1 c2
1 0
1 1
1 2
1 8
2 3
4 7
SET @@session.sql_mode = '';
DROP TABLE t1;
# Simple test with NULL, 0 and explicit values both incr. and desc.
CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1))
ENGINE='MyISAM'
PARTITION BY HASH(c1)
PARTITIONS 2;
INSERT INTO t1 VALUES (2), (4), (NULL);
INSERT INTO t1 VALUES (0);
INSERT INTO t1 VALUES (5), (16);
INSERT INTO t1 VALUES (17), (19), (NULL);
INSERT INTO t1 VALUES (NULL), (10), (NULL);
INSERT INTO t1 VALUES (NULL), (9);
INSERT INTO t1 VALUES (59), (55);
INSERT INTO t1 VALUES (NULL), (90);
INSERT INTO t1 VALUES (NULL);
UPDATE t1 SET c1 = 150 WHERE c1 = 17;
UPDATE t1 SET c1 = 151 WHERE c1 = 19;
UPDATE t1 SET c1 = NULL WHERE c1 = 4;
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (NULL);
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
6
9
10
20
21
22
23
55
59
60
90
91
150
151
152
153
DROP TABLE t1;
# Test with auto_increment_increment and auto_increment_offset.
CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1))
ENGINE='MyISAM'
PARTITION BY HASH(c1)
PARTITIONS 2;
SET @@session.auto_increment_increment = 10;
SET @@session.auto_increment_offset = 5;
INSERT INTO t1 VALUES (1);
INSERT INTO t1 VALUES (NULL), (NULL), (NULL);
SET @@session.auto_increment_increment = 5;
SET @@session.auto_increment_offset = 3;
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (33 + 1);
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (38 + 2);
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (43 + 3);
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (48 + 4);
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (53 + 5);
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (63 + 6);
INSERT INTO t1 VALUES (NULL);
SET @@session.auto_increment_increment = 1;
SET @@session.auto_increment_offset = 1;
SELECT * FROM t1 ORDER BY c1;
c1
1
5
15
25
33
34
38
40
43
46
48
52
53
58
63
69
73
DROP TABLE t1;
# Test reported auto_increment value
CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1))
ENGINE='MyISAM'
PARTITION BY HASH (c1)
PARTITIONS 2;
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
AUTO_INCREMENT
1
INSERT INTO t1 VALUES (2);
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
AUTO_INCREMENT
3
INSERT INTO t1 VALUES (4);
INSERT INTO t1 VALUES (NULL);
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
AUTO_INCREMENT
6
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (17);
INSERT INTO t1 VALUES (19);
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (NULL);
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
AUTO_INCREMENT
22
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
AUTO_INCREMENT
22
INSERT INTO t1 VALUES (10);
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
6
10
17
19
20
21
INSERT INTO t1 VALUES (NULL);
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
AUTO_INCREMENT
23
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (15);
INSERT INTO t1 VALUES (NULL);
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
6
10
15
17
19
20
21
22
23
24
INSERT INTO t1 VALUES (NULL);
DELETE FROM t1;
INSERT INTO t1 VALUES (NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=MyISAM AUTO_INCREMENT=27 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
SELECT * FROM t1 ORDER BY c1;
c1
26
TRUNCATE TABLE t1;
INSERT INTO t1 VALUES (NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=MyISAM AUTO_INCREMENT=28 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
SELECT * FROM t1 ORDER BY c1;
c1
27
DROP TABLE t1;
# Test with two threads
# con default
CREATE TABLE t1 (c1 INT NOT NULL AUTO_INCREMENT, PRIMARY KEY (c1))
ENGINE = 'MyISAM'
PARTITION BY HASH(c1)
PARTITIONS 2;
INSERT INTO t1 (c1) VALUES (2);
INSERT INTO t1 (c1) VALUES (4);
# con1
INSERT INTO t1 (c1) VALUES (NULL);
INSERT INTO t1 (c1) VALUES (10);
# con default
INSERT INTO t1 (c1) VALUES (NULL);
INSERT INTO t1 (c1) VALUES (NULL);
INSERT INTO t1 (c1) VALUES (19);
INSERT INTO t1 (c1) VALUES (21);
# con1
INSERT INTO t1 (c1) VALUES (NULL);
# con default
INSERT INTO t1 (c1) VALUES (16);
# con1
INSERT INTO t1 (c1) VALUES (NULL);
# con default
INSERT INTO t1 (c1) VALUES (NULL);
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
10
11
12
16
19
21
22
23
24
DROP TABLE t1;
# Test with two threads + start transaction NO PARTITIONING
# con default
CREATE TABLE t1 (c1 INT NOT NULL AUTO_INCREMENT, PRIMARY KEY (c1))
ENGINE = 'MyISAM';
START TRANSACTION;
INSERT INTO t1 (c1) VALUES (2);
INSERT INTO t1 (c1) VALUES (4);
# con1
START TRANSACTION;
INSERT INTO t1 (c1) VALUES (NULL);
INSERT INTO t1 (c1) VALUES (10);
# con default
INSERT INTO t1 (c1) VALUES (NULL);
INSERT INTO t1 (c1) VALUES (NULL);
INSERT INTO t1 (c1) VALUES (19);
INSERT INTO t1 (c1) VALUES (21);
# con1
INSERT INTO t1 (c1) VALUES (NULL);
# con default
INSERT INTO t1 (c1) VALUES (16);
# con1
INSERT INTO t1 (c1) VALUES (NULL);
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
10
11
12
16
19
21
22
23
COMMIT;
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
10
11
12
16
19
21
22
23
# con default
INSERT INTO t1 (c1) VALUES (NULL);
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
10
11
12
16
19
21
22
23
24
COMMIT;
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
10
11
12
16
19
21
22
23
24
DROP TABLE t1;
# Test with two threads + start transaction
# con default
CREATE TABLE t1 (c1 INT NOT NULL AUTO_INCREMENT, PRIMARY KEY (c1))
ENGINE = 'MyISAM'
PARTITION BY HASH(c1)
PARTITIONS 2;
START TRANSACTION;
INSERT INTO t1 (c1) VALUES (2);
INSERT INTO t1 (c1) VALUES (4);
# con1
START TRANSACTION;
INSERT INTO t1 (c1) VALUES (NULL), (10);
# con default
INSERT INTO t1 (c1) VALUES (NULL), (NULL), (19);
INSERT INTO t1 (c1) VALUES (21);
# con1
INSERT INTO t1 (c1) VALUES (NULL);
# con default
INSERT INTO t1 (c1) VALUES (16);
# con1
INSERT INTO t1 (c1) VALUES (NULL);
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
10
11
12
16
19
21
22
23
COMMIT;
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
10
11
12
16
19
21
22
23
# con default
INSERT INTO t1 (c1) VALUES (NULL);
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
10
11
12
16
19
21
22
23
24
COMMIT;
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
10
11
12
16
19
21
22
23
24
DROP TABLE t1;
# Test with another column after
CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
c2 INT,
PRIMARY KEY (c1,c2))
ENGINE = 'MyISAM'
PARTITION BY HASH(c2)
PARTITIONS 2;
INSERT INTO t1 VALUES (1, 0);
INSERT INTO t1 VALUES (1, 1);
INSERT INTO t1 VALUES (NULL, 1), (NULL, 2), (NULL, 3);
INSERT INTO t1 VALUES (NULL, 3);
INSERT INTO t1 VALUES (2, 0), (NULL, 2);
INSERT INTO t1 VALUES (2, 2);
INSERT INTO t1 VALUES (2, 22);
INSERT INTO t1 VALUES (NULL, 2);
SELECT * FROM t1 ORDER BY c1,c2;
c1 c2
1 0
1 1
2 0
2 1
2 2
2 22
3 2
4 3
5 3
6 2
7 2
DROP TABLE t1;
# Test with another column before
CREATE TABLE t1 (
c1 INT,
c2 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c2))
ENGINE = 'MyISAM'
PARTITION BY HASH(c2)
PARTITIONS 2;
INSERT INTO t1 VALUES (1, 0);
INSERT INTO t1 VALUES (1, 1);
INSERT INTO t1 VALUES (1, NULL);
INSERT INTO t1 VALUES (2, NULL), (3, 11), (3, NULL), (2, 0);
INSERT INTO t1 VALUES (2, NULL);
INSERT INTO t1 VALUES (2, 2);
INSERT INTO t1 VALUES (2, 22);
INSERT INTO t1 VALUES (2, NULL);
SELECT * FROM t1 ORDER BY c1,c2;
c1 c2
1 1
1 2
2 3
2 13
2 14
2 22
2 23
3 11
3 12
DROP TABLE t1;
# Test with auto_increment on secondary column in multi-column-index
CREATE TABLE t1 (
c1 INT,
c2 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1,c2))
ENGINE = 'MyISAM'
PARTITION BY HASH(c2)
PARTITIONS 2;
INSERT INTO t1 VALUES (1, 0);
INSERT INTO t1 VALUES (1, 1);
INSERT INTO t1 VALUES (1, NULL);
INSERT INTO t1 VALUES (2, NULL);
INSERT INTO t1 VALUES (3, NULL);
INSERT INTO t1 VALUES (3, NULL), (2, 0), (2, NULL);
INSERT INTO t1 VALUES (2, 2);
INSERT INTO t1 VALUES (2, 22), (2, NULL);
SELECT * FROM t1 ORDER BY c1,c2;
c1 c2
1 1
1 2
2 1
2 2
2 3
2 22
2 23
3 1
3 2
DROP TABLE t1;
# Test AUTO_INCREMENT in CREATE
CREATE TABLE t1 (c1 INT NOT NULL AUTO_INCREMENT, PRIMARY KEY (c1))
ENGINE = 'MyISAM'
AUTO_INCREMENT = 15
PARTITION BY HASH(c1)
PARTITIONS 2;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=MyISAM AUTO_INCREMENT=15 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
INSERT INTO t1 (c1) VALUES (4);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=MyISAM AUTO_INCREMENT=15 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
INSERT INTO t1 (c1) VALUES (0);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=MyISAM AUTO_INCREMENT=16 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
INSERT INTO t1 (c1) VALUES (NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=MyISAM AUTO_INCREMENT=17 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
SELECT * FROM t1 ORDER BY c1;
c1
4
15
16
# Test sql_mode 'NO_AUTO_VALUE_ON_ZERO'
SET @@session.sql_mode = 'NO_AUTO_VALUE_ON_ZERO';
INSERT INTO t1 (c1) VALUES (300);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=MyISAM AUTO_INCREMENT=301 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
INSERT INTO t1 (c1) VALUES (0);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=MyISAM AUTO_INCREMENT=301 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
INSERT INTO t1 (c1) VALUES (NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=MyISAM AUTO_INCREMENT=302 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
SELECT * FROM t1 ORDER BY c1;
c1
0
4
15
16
300
301
SET @@session.sql_mode = '';
DROP TABLE t1;
# Test SET INSERT_ID
CREATE TABLE t1 (c1 INT NOT NULL AUTO_INCREMENT, PRIMARY KEY (c1))
ENGINE = 'MyISAM'
PARTITION BY HASH(c1)
PARTITIONS 2;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=MyISAM DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
INSERT INTO t1 (c1) VALUES (NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=MyISAM AUTO_INCREMENT=2 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
SELECT * FROM t1;
c1
1
SET INSERT_ID = 23;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=MyISAM AUTO_INCREMENT=2 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
INSERT INTO t1 (c1) VALUES (NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=MyISAM AUTO_INCREMENT=24 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
SELECT * FROM t1 ORDER BY c1;
c1
1
23
DROP TABLE t1;
# Testing with FLUSH TABLE
CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1))
ENGINE='MyISAM'
PARTITION BY HASH(c1)
PARTITIONS 2;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=MyISAM DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
FLUSH TABLE;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=MyISAM DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
INSERT INTO t1 VALUES (4);
FLUSH TABLE;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=MyISAM AUTO_INCREMENT=5 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
INSERT INTO t1 VALUES (NULL);
FLUSH TABLE;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=MyISAM AUTO_INCREMENT=6 DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
SELECT * FROM t1 ORDER BY c1;
c1
4
5
DROP TABLE t1;
SET new=on;
DROP TABLE IF EXISTS t1;
# test without partitioning for reference
CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1))
ENGINE='NDB';
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=ndbcluster DEFAULT CHARSET=latin1
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
AUTO_INCREMENT
1
INSERT INTO t1 VALUES (2);
INSERT INTO t1 VALUES (4);
INSERT INTO t1 VALUES (NULL);
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
AUTO_INCREMENT
6
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
AUTO_INCREMENT
6
INSERT INTO t1 VALUES (0);
INSERT INTO t1 VALUES (5), (16);
INSERT INTO t1 VALUES (17);
INSERT INTO t1 VALUES (19), (NULL);
INSERT INTO t1 VALUES (NULL), (10), (NULL);
INSERT INTO t1 VALUES (NULL);
SET INSERT_ID = 30;
INSERT INTO t1 VALUES (NULL);
UPDATE t1 SET c1 = 50 WHERE c1 = 17;
UPDATE t1 SET c1 = 51 WHERE c1 = 19;
UPDATE t1 SET c1 = NULL WHERE c1 = 4;
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (NULL);
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
6
10
20
21
22
23
30
50
51
52
53
DROP TABLE t1;
CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1))
ENGINE='NDB';
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=ndbcluster DEFAULT CHARSET=latin1
FLUSH TABLE;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=ndbcluster DEFAULT CHARSET=latin1
INSERT INTO t1 VALUES (4);
FLUSH TABLE;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=ndbcluster DEFAULT CHARSET=latin1
INSERT INTO t1 VALUES (NULL);
FLUSH TABLE;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=ndbcluster DEFAULT CHARSET=latin1
DELETE FROM t1;
INSERT INTO t1 VALUES (NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=ndbcluster DEFAULT CHARSET=latin1
SELECT * FROM t1 ORDER BY c1;
c1
6
TRUNCATE TABLE t1;
INSERT INTO t1 VALUES (NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=ndbcluster DEFAULT CHARSET=latin1
SELECT * FROM t1 ORDER BY c1;
c1
1
DROP TABLE t1;
# Simple test with NULL
CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1))
ENGINE='NDB'
PARTITION BY HASH(c1)
PARTITIONS 2;
INSERT INTO t1 VALUES (NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=ndbcluster DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
SELECT * FROM t1;
c1
1
DROP TABLE t1;
# Test with sql_mode and first insert as 0
CREATE TABLE t1 (
c1 INT,
c2 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c2))
ENGINE='NDB'
PARTITION BY HASH(c2)
PARTITIONS 2;
INSERT INTO t1 VALUES (1, NULL);
INSERT INTO t1 VALUES (1, 1), (99, 99);
INSERT INTO t1 VALUES (1, NULL);
SET @@session.sql_mode = 'NO_AUTO_VALUE_ON_ZERO';
INSERT INTO t1 VALUES (1, 0);
SELECT * FROM t1 ORDER BY c1, c2;
c1 c2
1 0
1 1
1 100
DROP TABLE t1;
CREATE TABLE t1 (
c1 INT,
c2 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c2))
ENGINE='NDB'
PARTITION BY HASH(c2)
PARTITIONS 2;
INSERT INTO t1 VALUES (1, 0);
INSERT INTO t1 VALUES (1, 1), (1, NULL);
INSERT INTO t1 VALUES (2, NULL), (4, 7);
INSERT INTO t1 VALUES (1, NULL);
SELECT * FROM t1 ORDER BY c1, c2;
c1 c2
1 0
1 1
1 2
1 8
2 3
4 7
SET @@session.sql_mode = '';
DROP TABLE t1;
# Simple test with NULL, 0 and explicit values both incr. and desc.
CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1))
ENGINE='NDB'
PARTITION BY HASH(c1)
PARTITIONS 2;
INSERT INTO t1 VALUES (2), (4), (NULL);
INSERT INTO t1 VALUES (0);
INSERT INTO t1 VALUES (5), (16);
INSERT INTO t1 VALUES (17), (19), (NULL);
INSERT INTO t1 VALUES (NULL), (10), (NULL);
INSERT INTO t1 VALUES (NULL), (9);
INSERT INTO t1 VALUES (59), (55);
INSERT INTO t1 VALUES (NULL), (90);
INSERT INTO t1 VALUES (NULL);
UPDATE t1 SET c1 = 150 WHERE c1 = 17;
UPDATE t1 SET c1 = 151 WHERE c1 = 19;
UPDATE t1 SET c1 = NULL WHERE c1 = 4;
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (NULL);
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
6
9
10
20
21
22
23
55
59
60
90
91
150
151
152
153
DROP TABLE t1;
# Test with auto_increment_increment and auto_increment_offset.
CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1))
ENGINE='NDB'
PARTITION BY HASH(c1)
PARTITIONS 2;
SET @@session.auto_increment_increment = 10;
SET @@session.auto_increment_offset = 5;
INSERT INTO t1 VALUES (1);
INSERT INTO t1 VALUES (NULL), (NULL), (NULL);
SET @@session.auto_increment_increment = 5;
SET @@session.auto_increment_offset = 3;
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (33 + 1);
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (38 + 2);
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (43 + 3);
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (48 + 4);
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (53 + 5);
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (63 + 6);
INSERT INTO t1 VALUES (NULL);
SET @@session.auto_increment_increment = 1;
SET @@session.auto_increment_offset = 1;
SELECT * FROM t1 ORDER BY c1;
c1
1
5
15
25
33
34
38
40
43
46
48
52
53
58
63
69
73
DROP TABLE t1;
# Test reported auto_increment value
CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1))
ENGINE='NDB'
PARTITION BY HASH (c1)
PARTITIONS 2;
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
AUTO_INCREMENT
1
INSERT INTO t1 VALUES (2);
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
AUTO_INCREMENT
3
INSERT INTO t1 VALUES (4);
INSERT INTO t1 VALUES (NULL);
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
AUTO_INCREMENT
6
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (17);
INSERT INTO t1 VALUES (19);
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (NULL);
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
AUTO_INCREMENT
22
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
AUTO_INCREMENT
22
INSERT INTO t1 VALUES (10);
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
6
10
17
19
20
21
INSERT INTO t1 VALUES (NULL);
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
AND TABLE_NAME='t1';
AUTO_INCREMENT
23
INSERT INTO t1 VALUES (NULL);
INSERT INTO t1 VALUES (15);
INSERT INTO t1 VALUES (NULL);
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
6
10
15
17
19
20
21
22
23
24
INSERT INTO t1 VALUES (NULL);
DELETE FROM t1;
INSERT INTO t1 VALUES (NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=ndbcluster DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
SELECT * FROM t1 ORDER BY c1;
c1
26
TRUNCATE TABLE t1;
INSERT INTO t1 VALUES (NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=ndbcluster DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
SELECT * FROM t1 ORDER BY c1;
c1
1
DROP TABLE t1;
# Test with two threads
# con default
CREATE TABLE t1 (c1 INT NOT NULL AUTO_INCREMENT, PRIMARY KEY (c1))
ENGINE = 'NDB'
PARTITION BY HASH(c1)
PARTITIONS 2;
INSERT INTO t1 (c1) VALUES (2);
INSERT INTO t1 (c1) VALUES (4);
# con1
INSERT INTO t1 (c1) VALUES (NULL);
INSERT INTO t1 (c1) VALUES (10);
# con default
INSERT INTO t1 (c1) VALUES (NULL);
INSERT INTO t1 (c1) VALUES (NULL);
INSERT INTO t1 (c1) VALUES (19);
INSERT INTO t1 (c1) VALUES (21);
# con1
INSERT INTO t1 (c1) VALUES (NULL);
# con default
INSERT INTO t1 (c1) VALUES (16);
# con1
INSERT INTO t1 (c1) VALUES (NULL);
# con default
INSERT INTO t1 (c1) VALUES (NULL);
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
10
11
12
16
19
21
22
23
24
DROP TABLE t1;
# Test with two threads + start transaction NO PARTITIONING
# con default
CREATE TABLE t1 (c1 INT NOT NULL AUTO_INCREMENT, PRIMARY KEY (c1))
ENGINE = 'NDB';
START TRANSACTION;
INSERT INTO t1 (c1) VALUES (2);
INSERT INTO t1 (c1) VALUES (4);
# con1
START TRANSACTION;
INSERT INTO t1 (c1) VALUES (NULL);
INSERT INTO t1 (c1) VALUES (10);
# con default
INSERT INTO t1 (c1) VALUES (NULL);
INSERT INTO t1 (c1) VALUES (NULL);
INSERT INTO t1 (c1) VALUES (19);
INSERT INTO t1 (c1) VALUES (21);
# con1
INSERT INTO t1 (c1) VALUES (NULL);
# con default
INSERT INTO t1 (c1) VALUES (16);
# con1
INSERT INTO t1 (c1) VALUES (NULL);
SELECT * FROM t1 ORDER BY c1;
c1
5
10
22
23
COMMIT;
SELECT * FROM t1 ORDER BY c1;
c1
5
10
22
23
# con default
INSERT INTO t1 (c1) VALUES (NULL);
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
10
11
12
16
19
21
22
23
24
COMMIT;
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
10
11
12
16
19
21
22
23
24
DROP TABLE t1;
# Test with two threads + start transaction
# con default
CREATE TABLE t1 (c1 INT NOT NULL AUTO_INCREMENT, PRIMARY KEY (c1))
ENGINE = 'NDB'
PARTITION BY HASH(c1)
PARTITIONS 2;
START TRANSACTION;
INSERT INTO t1 (c1) VALUES (2);
INSERT INTO t1 (c1) VALUES (4);
# con1
START TRANSACTION;
INSERT INTO t1 (c1) VALUES (NULL), (10);
# con default
INSERT INTO t1 (c1) VALUES (NULL), (NULL), (19);
INSERT INTO t1 (c1) VALUES (21);
# con1
INSERT INTO t1 (c1) VALUES (NULL);
# con default
INSERT INTO t1 (c1) VALUES (16);
# con1
INSERT INTO t1 (c1) VALUES (NULL);
SELECT * FROM t1 ORDER BY c1;
c1
5
10
22
23
COMMIT;
SELECT * FROM t1 ORDER BY c1;
c1
5
10
22
23
# con default
INSERT INTO t1 (c1) VALUES (NULL);
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
10
11
12
16
19
21
22
23
24
COMMIT;
SELECT * FROM t1 ORDER BY c1;
c1
2
4
5
10
11
12
16
19
21
22
23
24
DROP TABLE t1;
# Test with another column after
CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
c2 INT,
PRIMARY KEY (c1,c2))
ENGINE = 'NDB'
PARTITION BY HASH(c2)
PARTITIONS 2;
INSERT INTO t1 VALUES (1, 0);
INSERT INTO t1 VALUES (1, 1);
INSERT INTO t1 VALUES (NULL, 1), (NULL, 2), (NULL, 3);
INSERT INTO t1 VALUES (NULL, 3);
INSERT INTO t1 VALUES (2, 0), (NULL, 2);
INSERT INTO t1 VALUES (2, 2);
INSERT INTO t1 VALUES (2, 22);
INSERT INTO t1 VALUES (NULL, 2);
SELECT * FROM t1 ORDER BY c1,c2;
c1 c2
1 0
1 1
2 0
2 1
2 2
2 22
3 2
4 3
5 3
6 2
7 2
DROP TABLE t1;
# Test with another column before
CREATE TABLE t1 (
c1 INT,
c2 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c2))
ENGINE = 'NDB'
PARTITION BY HASH(c2)
PARTITIONS 2;
INSERT INTO t1 VALUES (1, 0);
INSERT INTO t1 VALUES (1, 1);
INSERT INTO t1 VALUES (1, NULL);
INSERT INTO t1 VALUES (2, NULL), (3, 11), (3, NULL), (2, 0);
INSERT INTO t1 VALUES (2, NULL);
INSERT INTO t1 VALUES (2, 2);
INSERT INTO t1 VALUES (2, 22);
INSERT INTO t1 VALUES (2, NULL);
SELECT * FROM t1 ORDER BY c1,c2;
c1 c2
1 1
1 2
2 3
2 13
2 14
2 22
2 23
3 11
3 12
DROP TABLE t1;
# Test with auto_increment on secondary column in multi-column-index
CREATE TABLE t1 (
c1 INT,
c2 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1,c2))
ENGINE = 'NDB'
PARTITION BY HASH(c2)
PARTITIONS 2;
INSERT INTO t1 VALUES (1, 0);
INSERT INTO t1 VALUES (1, 1);
INSERT INTO t1 VALUES (1, NULL);
INSERT INTO t1 VALUES (2, NULL);
INSERT INTO t1 VALUES (3, NULL);
INSERT INTO t1 VALUES (3, NULL), (2, 0), (2, NULL);
INSERT INTO t1 VALUES (2, 2);
# ERROR (only OK if Blackhole/NDB) should give ER_DUP_KEY or ER_DUP_ENTRY
INSERT INTO t1 VALUES (2, 22), (2, NULL);
SELECT * FROM t1 ORDER BY c1,c2;
c1 c2
1 1
1 2
2 2
2 3
2 6
2 7
2 22
2 23
3 4
3 5
DROP TABLE t1;
# Test AUTO_INCREMENT in CREATE
CREATE TABLE t1 (c1 INT NOT NULL AUTO_INCREMENT, PRIMARY KEY (c1))
ENGINE = 'NDB'
AUTO_INCREMENT = 15
PARTITION BY HASH(c1)
PARTITIONS 2;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=ndbcluster DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
INSERT INTO t1 (c1) VALUES (4);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=ndbcluster DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
INSERT INTO t1 (c1) VALUES (0);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=ndbcluster DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
INSERT INTO t1 (c1) VALUES (NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=ndbcluster DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
SELECT * FROM t1 ORDER BY c1;
c1
4
15
16
# Test sql_mode 'NO_AUTO_VALUE_ON_ZERO'
SET @@session.sql_mode = 'NO_AUTO_VALUE_ON_ZERO';
INSERT INTO t1 (c1) VALUES (300);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=ndbcluster DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
INSERT INTO t1 (c1) VALUES (0);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=ndbcluster DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
INSERT INTO t1 (c1) VALUES (NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=ndbcluster DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
SELECT * FROM t1 ORDER BY c1;
c1
0
4
15
16
300
301
SET @@session.sql_mode = '';
DROP TABLE t1;
# Test SET INSERT_ID
CREATE TABLE t1 (c1 INT NOT NULL AUTO_INCREMENT, PRIMARY KEY (c1))
ENGINE = 'NDB'
PARTITION BY HASH(c1)
PARTITIONS 2;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=ndbcluster DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
INSERT INTO t1 (c1) VALUES (NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=ndbcluster DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
SELECT * FROM t1;
c1
1
SET INSERT_ID = 23;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=ndbcluster DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
INSERT INTO t1 (c1) VALUES (NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=ndbcluster DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
SELECT * FROM t1 ORDER BY c1;
c1
1
23
DROP TABLE t1;
# Testing with FLUSH TABLE
CREATE TABLE t1 (
c1 INT NOT NULL AUTO_INCREMENT,
PRIMARY KEY (c1))
ENGINE='NDB'
PARTITION BY HASH(c1)
PARTITIONS 2;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=ndbcluster DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
FLUSH TABLE;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=ndbcluster DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
INSERT INTO t1 VALUES (4);
FLUSH TABLE;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=ndbcluster DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
INSERT INTO t1 VALUES (NULL);
FLUSH TABLE;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`c1`)
) ENGINE=ndbcluster DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (c1) PARTITIONS 2 */
SELECT * FROM t1 ORDER BY c1;
c1
4
5
DROP TABLE t1;
################################################################################
# t/partition_auto_increment_archive.test #
# #
# Purpose: #
# Tests around auto increment column #
# Archive branch #
# #
#------------------------------------------------------------------------------#
# Original Author: MattiasJ #
# Original Date: 2008-09-02 #
# Change Author: #
# Change Date: #
# Change: #
################################################################################
#
# NOTE: PLEASE DO NOT ADD NOT MYISAM SPECIFIC TESTCASES HERE !
# TESTCASES WHICH MUST BE APPLIED TO ALL STORAGE ENGINES MUST BE ADDED IN
# THE SOURCED FILES ONLY.
#
# The server must support partitioning.
--source include/have_partition.inc
#------------------------------------------------------------------------------#
# Engine specific settings and requirements
--source include/have_archive.inc
# Archve does not support delete
let $skip_delete= 1;
let $skip_truncate= 1;
let $skip_update= 1;
let $only_ai_pk= 1;
##### Storage engine to be tested
let $engine= 'Archive';
#------------------------------------------------------------------------------#
# Execute the tests to be applied to all storage engines
--source suite/parts/inc/partition_auto_increment.inc
################################################################################
# t/partition_auto_increment_blackhole.test #
# #
# Purpose: #
# Tests around auto increment column #
# Blackhole branch #
# #
#------------------------------------------------------------------------------#
# Original Author: MattiasJ #
# Original Date: 2008-09-02 #
# Change Author: #
# Change Date: #
# Change: #
################################################################################
#
# NOTE: PLEASE DO NOT ADD NOT MYISAM SPECIFIC TESTCASES HERE !
# TESTCASES WHICH MUST BE APPLIED TO ALL STORAGE ENGINES MUST BE ADDED IN
# THE SOURCED FILES ONLY.
#
# The server must support partitioning.
--source include/have_partition.inc
#------------------------------------------------------------------------------#
# Engine specific settings and requirements
--source include/have_blackhole.inc
##### Storage engine to be tested
let $engine= 'Blackhole';
#------------------------------------------------------------------------------#
# Execute the tests to be applied to all storage engines
--source suite/parts/inc/partition_auto_increment.inc
################################################################################
# t/partition_auto_increment_innodb.test #
# #
# Purpose: #
# Tests around auto increment column #
# InnoDB branch #
# #
#------------------------------------------------------------------------------#
# Original Author: MattiasJ #
# Original Date: 2008-02-12 #
# Change Author: #
# Change Date: #
# Change: #
################################################################################
#
# NOTE: PLEASE DO NOT ADD NOT MYISAM SPECIFIC TESTCASES HERE !
# TESTCASES WHICH MUST BE APPLIED TO ALL STORAGE ENGINES MUST BE ADDED IN
# THE SOURCED FILES ONLY.
#
# The server must support partitioning.
--source include/have_partition.inc
#------------------------------------------------------------------------------#
# Engine specific settings and requirements
##### Storage engine to be tested
let $engine= 'InnoDB';
--source include/have_innodb.inc
#------------------------------------------------------------------------------#
# Execute the tests to be applied to all storage engines
--source suite/parts/inc/partition_auto_increment.inc
################################################################################
# t/partition_auto_increment_memory.test #
# #
# Purpose: #
# Tests around auto increment column #
# Memory branch #
# #
#------------------------------------------------------------------------------#
# Original Author: MattiasJ #
# Original Date: 2008-02-12 #
# Change Author: #
# Change Date: #
# Change: #
################################################################################
#
# NOTE: PLEASE DO NOT ADD NOT MYISAM SPECIFIC TESTCASES HERE !
# TESTCASES WHICH MUST BE APPLIED TO ALL STORAGE ENGINES MUST BE ADDED IN
# THE SOURCED FILES ONLY.
#
# The server must support partitioning.
--source include/have_partition.inc
#------------------------------------------------------------------------------#
# Engine specific settings and requirements
##### Storage engine to be tested
let $engine= 'Memory';
#------------------------------------------------------------------------------#
# Execute the tests to be applied to all storage engines
--source suite/parts/inc/partition_auto_increment.inc
################################################################################
# t/partition_auto_increment_myisam.test #
# #
# Purpose: #
# Tests around auto increment column #
# MyISAM branch #
# #
#------------------------------------------------------------------------------#
# Original Author: MattiasJ #
# Original Date: 2008-02-12 #
# Change Author: #
# Change Date: #
# Change: #
################################################################################
#
# NOTE: PLEASE DO NOT ADD NOT MYISAM SPECIFIC TESTCASES HERE !
# TESTCASES WHICH MUST BE APPLIED TO ALL STORAGE ENGINES MUST BE ADDED IN
# THE SOURCED FILES ONLY.
#
# The server must support partitioning.
--source include/have_partition.inc
#------------------------------------------------------------------------------#
# Engine specific settings and requirements
##### Storage engine to be tested
let $engine= 'MyISAM';
#------------------------------------------------------------------------------#
# Execute the tests to be applied to all storage engines
--source suite/parts/inc/partition_auto_increment.inc
################################################################################
# t/partition_auto_increment_ndb.test #
# #
# Purpose: #
# Tests around auto increment column #
# NDB branch #
# #
# Note: NDB behavior for auto_increment on secondary column in #
# multi-column-index is NOT like MyISAM, instead it uses the same #
# behavior as if it was the primary column. #
#------------------------------------------------------------------------------#
# Original Author: MattiasJ #
# Original Date: 2008-09-02 #
# Change Author: #
# Change Date: #
# Change: #
################################################################################
#
# NOTE: PLEASE DO NOT ADD NOT MYISAM SPECIFIC TESTCASES HERE !
# TESTCASES WHICH MUST BE APPLIED TO ALL STORAGE ENGINES MUST BE ADDED IN
# THE SOURCED FILES ONLY.
#
# The server must support partitioning.
--source include/have_partition.inc
#------------------------------------------------------------------------------#
# Engine specific settings and requirements
--source include/have_ndb.inc
##### Storage engine to be tested
let $engine= 'NDB';
connection default;
#enable hash partitioning
SET new=on;
#------------------------------------------------------------------------------#
# Execute the tests to be applied to all storage engines
--source suite/parts/inc/partition_auto_increment.inc
......@@ -160,7 +160,8 @@ const uint ha_partition::NO_CURRENT_PART_ID= 0xFFFFFFFF;
ha_partition::ha_partition(handlerton *hton, TABLE_SHARE *share)
:handler(hton, share), m_part_info(NULL), m_create_handler(FALSE),
m_is_sub_partitioned(0), is_clone(FALSE)
m_is_sub_partitioned(0), is_clone(FALSE), auto_increment_lock(FALSE),
auto_increment_safe_stmt_log_lock(FALSE)
{
DBUG_ENTER("ha_partition::ha_partition(table)");
init_handler_variables();
......@@ -182,7 +183,8 @@ ha_partition::ha_partition(handlerton *hton, TABLE_SHARE *share)
ha_partition::ha_partition(handlerton *hton, partition_info *part_info)
:handler(hton, NULL), m_part_info(part_info),
m_create_handler(TRUE),
m_is_sub_partitioned(m_part_info->is_sub_partitioned()), is_clone(FALSE)
m_is_sub_partitioned(m_part_info->is_sub_partitioned()), is_clone(FALSE),
auto_increment_lock(FALSE), auto_increment_safe_stmt_log_lock(FALSE)
{
DBUG_ENTER("ha_partition::ha_partition(part_info)");
init_handler_variables();
......@@ -1248,7 +1250,7 @@ int ha_partition::prepare_new_partition(TABLE *tbl,
assumes that external_lock() is last call that may fail here.
Otherwise see description for cleanup_new_partition().
*/
if ((error= file->ha_external_lock(current_thd, m_lock_type)))
if ((error= file->ha_external_lock(ha_thd(), m_lock_type)))
goto error;
DBUG_RETURN(0);
......@@ -1336,8 +1338,8 @@ void ha_partition::cleanup_new_partition(uint part_count)
int ha_partition::change_partitions(HA_CREATE_INFO *create_info,
const char *path,
ulonglong *copied,
ulonglong *deleted,
ulonglong * const copied,
ulonglong * const deleted,
const uchar *pack_frm_data
__attribute__((unused)),
size_t pack_frm_len
......@@ -1354,7 +1356,7 @@ int ha_partition::change_partitions(HA_CREATE_INFO *create_info,
int error= 1;
bool first;
uint temp_partitions= m_part_info->temp_partitions.elements;
THD *thd= current_thd;
THD *thd= ha_thd();
DBUG_ENTER("ha_partition::change_partitions");
/*
......@@ -1628,7 +1630,8 @@ int ha_partition::change_partitions(HA_CREATE_INFO *create_info,
partitions.
*/
int ha_partition::copy_partitions(ulonglong *copied, ulonglong *deleted)
int ha_partition::copy_partitions(ulonglong * const copied,
ulonglong * const deleted)
{
uint reorg_part= 0;
int result= 0;
......@@ -1674,13 +1677,13 @@ int ha_partition::copy_partitions(ulonglong *copied, ulonglong *deleted)
table since it doesn't fit into any partition any longer due to
changed partitioning ranges or list values.
*/
deleted++;
(*deleted)++;
}
else
{
THD *thd= ha_thd();
/* Copy record to new handler */
copied++;
(*copied)++;
tmp_disable_binlog(thd); /* Do not replicate the low-level changes. */
result= m_new_file[new_part]->ha_write_row(m_rec0);
reenable_binlog(thd);
......@@ -1804,7 +1807,7 @@ uint ha_partition::del_ren_cre_table(const char *from,
handler **file, **abort_file;
DBUG_ENTER("del_ren_cre_table()");
if (get_from_handler_file(from, current_thd->mem_root))
if (get_from_handler_file(from, ha_thd()->mem_root))
DBUG_RETURN(TRUE);
DBUG_ASSERT(m_file_buffer);
DBUG_PRINT("enter", ("from: (%s) to: (%s)", from, to));
......@@ -1931,7 +1934,7 @@ int ha_partition::set_up_table_before_create(TABLE *tbl,
{
int error= 0;
const char *partition_name;
THD *thd= current_thd;
THD *thd= ha_thd();
DBUG_ENTER("set_up_table_before_create");
if (!part_elem)
......@@ -2327,7 +2330,7 @@ bool ha_partition::get_from_handler_file(const char *name, MEM_ROOT *mem_root)
tot_partition_words= (m_tot_parts + 3) / 4;
engine_array= (handlerton **) my_alloca(m_tot_parts * sizeof(handlerton*));
for (i= 0; i < m_tot_parts; i++)
engine_array[i]= ha_resolve_by_legacy_type(current_thd,
engine_array[i]= ha_resolve_by_legacy_type(ha_thd(),
(enum legacy_db_type)
*(uchar *) ((file_buffer) + 12 + i));
address_tot_name_len= file_buffer + 12 + 4 * tot_partition_words;
......@@ -2398,8 +2401,10 @@ int ha_partition::open(const char *name, int mode, uint test_if_locked)
uint alloc_len;
handler **file;
char name_buff[FN_REFLEN];
bool is_not_tmp_table= (table_share->tmp_table == NO_TMP_TABLE);
DBUG_ENTER("ha_partition::open");
DBUG_ASSERT(table->s == table_share);
ref_length= 0;
m_mode= mode;
m_open_test_lock= test_if_locked;
......@@ -2408,9 +2413,9 @@ int ha_partition::open(const char *name, int mode, uint test_if_locked)
DBUG_RETURN(1);
m_start_key.length= 0;
m_rec0= table->record[0];
m_rec_length= table->s->reclength;
m_rec_length= table_share->reclength;
alloc_len= m_tot_parts * (m_rec_length + PARTITION_BYTES_IN_POS);
alloc_len+= table->s->max_key_length;
alloc_len+= table_share->max_key_length;
if (!m_ordered_rec_buffer)
{
if (!(m_ordered_rec_buffer= (uchar*)my_malloc(alloc_len, MYF(MY_WME))))
......@@ -2482,6 +2487,30 @@ int ha_partition::open(const char *name, int mode, uint test_if_locked)
0, key_rec_cmp, (void*)this)))
goto err_handler;
/*
Use table_share->ha_data to share auto_increment_value among all handlers
for the same table.
*/
if (is_not_tmp_table)
pthread_mutex_lock(&table_share->mutex);
if (!table_share->ha_data)
{
HA_DATA_PARTITION *ha_data;
/* currently only needed for auto_increment */
table_share->ha_data= ha_data= (HA_DATA_PARTITION*)
alloc_root(&table_share->mem_root,
sizeof(HA_DATA_PARTITION));
if (!ha_data)
{
if (is_not_tmp_table)
pthread_mutex_unlock(&table_share->mutex);
goto err_handler;
}
DBUG_PRINT("info", ("table_share->ha_data 0x%p", ha_data));
bzero(ha_data, sizeof(HA_DATA_PARTITION));
}
if (is_not_tmp_table)
pthread_mutex_unlock(&table_share->mutex);
/*
Some handlers update statistics as part of the open call. This will in
some cases corrupt the statistics of the partition handler and thus
......@@ -2539,6 +2568,7 @@ int ha_partition::close(void)
handler **file;
DBUG_ENTER("ha_partition::close");
DBUG_ASSERT(table->s == table_share);
delete_queue(&m_queue);
if (!is_clone)
bitmap_free(&(m_part_info->used_partitions));
......@@ -2607,6 +2637,7 @@ int ha_partition::external_lock(THD *thd, int lock_type)
handler **file;
DBUG_ENTER("ha_partition::external_lock");
DBUG_ASSERT(!auto_increment_lock && !auto_increment_safe_stmt_log_lock);
file= m_file;
m_lock_type= lock_type;
......@@ -2825,8 +2856,9 @@ int ha_partition::write_row(uchar * buf)
uint32 part_id;
int error;
longlong func_value;
bool autoincrement_lock= FALSE;
bool have_auto_increment= table->next_number_field && buf == table->record[0];
my_bitmap_map *old_map;
HA_DATA_PARTITION *ha_data= (HA_DATA_PARTITION*) table_share->ha_data;
THD *thd= ha_thd();
timestamp_auto_set_type orig_timestamp_type= table->timestamp_field_type;
#ifdef NOT_NEEDED
......@@ -2844,28 +2876,16 @@ int ha_partition::write_row(uchar * buf)
If we have an auto_increment column and we are writing a changed row
or a new row, then update the auto_increment value in the record.
*/
if (table->next_number_field && buf == table->record[0])
if (have_auto_increment)
{
/*
Some engines (InnoDB for example) can change autoincrement
counter only after 'table->write_row' operation.
So if another thread gets inside the ha_partition::write_row
before it is complete, it gets same auto_increment value,
which means DUP_KEY error (bug #27405)
Here we separate the access using table_share->mutex, and
use autoincrement_lock variable to avoid unnecessary locks.
Probably not an ideal solution.
*/
if (table_share->tmp_table == NO_TMP_TABLE)
if (!ha_data->auto_inc_initialized &&
!table->s->next_number_keypart)
{
/*
Bug#30878 crash when alter table from non partitioned table
to partitioned.
Checking if tmp table then there is no need to lock,
and the table_share->mutex may not be initialised.
If auto_increment in table_share is not initialized, start by
initializing it.
*/
autoincrement_lock= TRUE;
pthread_mutex_lock(&table_share->mutex);
info(HA_STATUS_AUTO);
}
error= update_auto_increment();
......@@ -2903,11 +2923,11 @@ int ha_partition::write_row(uchar * buf)
DBUG_PRINT("info", ("Insert in partition %d", part_id));
tmp_disable_binlog(thd); /* Do not replicate the low-level changes. */
error= m_file[part_id]->ha_write_row(buf);
if (have_auto_increment && !table->s->next_number_keypart)
set_auto_increment_if_higher(table->next_number_field->val_int());
reenable_binlog(thd);
exit:
table->timestamp_field_type= orig_timestamp_type;
if (autoincrement_lock)
pthread_mutex_unlock(&table_share->mutex);
DBUG_RETURN(error);
}
......@@ -2931,13 +2951,6 @@ int ha_partition::write_row(uchar * buf)
Keep in mind that the server can do updates based on ordering if an
ORDER BY clause was used. Consecutive ordering is not guarenteed.
Currently new_data will not have an updated auto_increament record, or
and updated timestamp field. You can do these for partition by doing these:
if (table->timestamp_field_type & TIMESTAMP_AUTO_SET_ON_UPDATE)
table->timestamp_field->set_time();
if (table->next_number_field && record == table->record[0])
update_auto_increment();
Called from sql_select.cc, sql_acl.cc, sql_update.cc, and sql_insert.cc.
new_data is always record[0]
old_data is normally record[1] but may be anything
......@@ -2969,17 +2982,23 @@ int ha_partition::update_row(const uchar *old_data, uchar *new_data)
goto exit;
}
/*
TODO:
set_internal_auto_increment=
max(set_internal_auto_increment, new_data->auto_increment)
*/
m_last_part= new_part_id;
if (new_part_id == old_part_id)
{
DBUG_PRINT("info", ("Update in partition %d", new_part_id));
tmp_disable_binlog(thd); /* Do not replicate the low-level changes. */
error= m_file[new_part_id]->ha_update_row(old_data, new_data);
/*
if updating an auto_increment column, update
table_share->ha_data->next_auto_inc_val if needed.
(not to be used if auto_increment on secondary field in a multi-
column index)
mysql_update does not set table->next_number_field, so we use
table->found_next_number_field instead.
*/
if (table->found_next_number_field && new_data == table->record[0] &&
!table->s->next_number_keypart)
set_auto_increment_if_higher(table->found_next_number_field->val_int());
reenable_binlog(thd);
goto exit;
}
......@@ -2989,6 +3008,9 @@ int ha_partition::update_row(const uchar *old_data, uchar *new_data)
old_part_id, new_part_id));
tmp_disable_binlog(thd); /* Do not replicate the low-level changes. */
error= m_file[new_part_id]->ha_write_row(new_data);
if (table->found_next_number_field && new_data == table->record[0] &&
!table->s->next_number_keypart)
set_auto_increment_if_higher(table->found_next_number_field->val_int());
reenable_binlog(thd);
if (error)
goto exit;
......@@ -3084,8 +3106,17 @@ int ha_partition::delete_all_rows()
{
int error;
handler **file;
THD *thd= ha_thd();
DBUG_ENTER("ha_partition::delete_all_rows");
if (thd->lex->sql_command == SQLCOM_TRUNCATE)
{
HA_DATA_PARTITION *ha_data= (HA_DATA_PARTITION*) table_share->ha_data;
lock_auto_increment();
ha_data->next_auto_inc_val= 0;
ha_data->auto_inc_initialized= FALSE;
unlock_auto_increment();
}
file= m_file;
do
{
......@@ -4596,21 +4627,54 @@ int ha_partition::handle_ordered_prev(uchar *buf)
int ha_partition::info(uint flag)
{
handler *file, **file_array;
DBUG_ENTER("ha_partition:info");
DBUG_ENTER("ha_partition::info");
if (flag & HA_STATUS_AUTO)
{
ulonglong auto_increment_value= 0;
bool auto_inc_is_first_in_idx= (table_share->next_number_keypart == 0);
HA_DATA_PARTITION *ha_data= (HA_DATA_PARTITION*) table_share->ha_data;
DBUG_PRINT("info", ("HA_STATUS_AUTO"));
file_array= m_file;
do
if (!table->found_next_number_field)
stats.auto_increment_value= 0;
else if (ha_data->auto_inc_initialized)
{
file= *file_array;
file->info(HA_STATUS_AUTO);
set_if_bigger(auto_increment_value, file->stats.auto_increment_value);
} while (*(++file_array));
stats.auto_increment_value= auto_increment_value;
lock_auto_increment();
stats.auto_increment_value= ha_data->next_auto_inc_val;
unlock_auto_increment();
}
else
{
lock_auto_increment();
/* to avoid two concurrent initializations, check again when locked */
if (ha_data->auto_inc_initialized)
stats.auto_increment_value= ha_data->next_auto_inc_val;
else
{
handler *file, **file_array;
ulonglong auto_increment_value= 0;
file_array= m_file;
DBUG_PRINT("info",
("checking all partitions for auto_increment_value"));
do
{
file= *file_array;
file->info(HA_STATUS_AUTO);
set_if_bigger(auto_increment_value,
file->stats.auto_increment_value);
} while (*(++file_array));
DBUG_ASSERT(auto_increment_value);
stats.auto_increment_value= auto_increment_value;
if (auto_inc_is_first_in_idx)
{
set_if_bigger(ha_data->next_auto_inc_val, auto_increment_value);
ha_data->auto_inc_initialized= TRUE;
DBUG_PRINT("info", ("initializing next_auto_inc_val to %lu",
(ulong) ha_data->next_auto_inc_val));
}
}
unlock_auto_increment();
}
}
if (flag & HA_STATUS_VARIABLE)
{
......@@ -4634,6 +4698,7 @@ int ha_partition::info(uint flag)
check_time: Time of last check (only applicable to MyISAM)
We report last time of all underlying handlers
*/
handler *file, **file_array;
stats.records= 0;
stats.deleted= 0;
stats.data_file_length= 0;
......@@ -4715,6 +4780,7 @@ int ha_partition::info(uint flag)
So we calculate these constants by using the variables on the first
handler.
*/
handler *file;
file= m_file[0];
file->info(HA_STATUS_CONST);
......@@ -4736,6 +4802,7 @@ int ha_partition::info(uint flag)
}
if (flag & HA_STATUS_TIME)
{
handler *file, **file_array;
DBUG_PRINT("info", ("info: HA_STATUS_TIME"));
/*
This flag is used to set the latest update time of the table.
......@@ -5796,19 +5863,33 @@ int ha_partition::cmp_ref(const uchar *ref1, const uchar *ref2)
MODULE auto increment
****************************************************************************/
void ha_partition::restore_auto_increment(ulonglong)
{
DBUG_ENTER("ha_partition::restore_auto_increment");
DBUG_VOID_RETURN;
int ha_partition::reset_auto_increment(ulonglong value)
{
handler **file= m_file;
int res;
HA_DATA_PARTITION *ha_data= (HA_DATA_PARTITION*) table_share->ha_data;
DBUG_ENTER("ha_partition::reset_auto_increment");
lock_auto_increment();
ha_data->auto_inc_initialized= FALSE;
ha_data->next_auto_inc_val= 0;
do
{
if ((res= (*file)->ha_reset_auto_increment(value)) != 0)
break;
} while (*(++file));
unlock_auto_increment();
DBUG_RETURN(res);
}
/*
/**
This method is called by update_auto_increment which in turn is called
by the individual handlers as part of write_row. We will always let
the first handler keep track of the auto increment value for all
partitions.
by the individual handlers as part of write_row. We use the
table_share->ha_data->next_auto_inc_val, or search all
partitions for the highest auto_increment_value if not initialized or
if auto_increment field is a secondary part of a key, we must search
every partition when holding a mutex to be sure of correctness.
*/
void ha_partition::get_auto_increment(ulonglong offset, ulonglong increment,
......@@ -5816,59 +5897,88 @@ void ha_partition::get_auto_increment(ulonglong offset, ulonglong increment,
ulonglong *first_value,
ulonglong *nb_reserved_values)
{
ulonglong first_value_part, last_value_part, nb_reserved_values_part,
last_value= ~ (ulonglong) 0;
handler **pos, **end;
bool retry= TRUE;
DBUG_ENTER("ha_partition::get_auto_increment");
again:
for (pos=m_file, end= m_file+ m_tot_parts; pos != end ; pos++)
DBUG_PRINT("info", ("offset: %lu inc: %lu desired_values: %lu "
"first_value: %lu", (ulong) offset, (ulong) increment,
(ulong) nb_desired_values, (ulong) *first_value));
DBUG_ASSERT(increment && nb_desired_values);
*first_value= 0;
if (table->s->next_number_keypart)
{
first_value_part= *first_value;
(*pos)->get_auto_increment(offset, increment, nb_desired_values,
&first_value_part, &nb_reserved_values_part);
if (first_value_part == ~(ulonglong)(0)) // error in one partition
{
*first_value= first_value_part;
sql_print_error("Partition failed to reserve auto_increment value");
DBUG_VOID_RETURN;
}
/*
Partition has reserved an interval. Intersect it with the intervals
already reserved for the previous partitions.
next_number_keypart is != 0 if the auto_increment column is a secondary
column in the index (it is allowed in MyISAM)
*/
last_value_part= (nb_reserved_values_part == ULONGLONG_MAX) ?
ULONGLONG_MAX : (first_value_part + nb_reserved_values_part * increment);
set_if_bigger(*first_value, first_value_part);
set_if_smaller(last_value, last_value_part);
DBUG_PRINT("info", ("next_number_keypart != 0"));
ulonglong nb_reserved_values_part;
ulonglong first_value_part, max_first_value;
handler **file= m_file;
first_value_part= max_first_value= *first_value;
/* Must lock and find highest value among all partitions. */
lock_auto_increment();
do
{
/* Only nb_desired_values = 1 makes sense */
(*file)->get_auto_increment(offset, increment, 1,
&first_value_part, &nb_reserved_values_part);
if (first_value_part == ~(ulonglong)(0)) // error in one partition
{
*first_value= first_value_part;
/* log that the error was between table/partition handler */
sql_print_error("Partition failed to reserve auto_increment value");
unlock_auto_increment();
DBUG_VOID_RETURN;
}
DBUG_PRINT("info", ("first_value_part: %lu", (ulong) first_value_part));
set_if_bigger(max_first_value, first_value_part);
} while (*(++file));
*first_value= max_first_value;
*nb_reserved_values= 1;
unlock_auto_increment();
}
if (last_value < *first_value) /* empty intersection, error */
else
{
THD *thd= ha_thd();
HA_DATA_PARTITION *ha_data= (HA_DATA_PARTITION*) table_share->ha_data;
/*
When we have an empty intersection, it means that one or more
partitions may have a significantly different autoinc next value.
We should not fail here - it just means that we should try to
find a new reservation making use of the current *first_value
wbich should now be compatible with all partitions.
This is initialized in the beginning of the first write_row call.
*/
if (retry)
{
retry= FALSE;
last_value= ~ (ulonglong) 0;
release_auto_increment();
goto again;
}
DBUG_ASSERT(ha_data->auto_inc_initialized);
/*
We should not get here.
Get a lock for handling the auto_increment in table_share->ha_data
for avoiding two concurrent statements getting the same number.
*/
lock_auto_increment();
/*
In a multi-row insert statement like INSERT SELECT and LOAD DATA
where the number of candidate rows to insert is not known in advance
we must hold a lock/mutex for the whole statement if we have statement
based replication. Because the statement-based binary log contains
only the first generated value used by the statement, and slaves assumes
all other generated values used by this statement were consecutive to
this first one, we must exclusively lock the generator until the statement
is done.
*/
sql_print_error("Failed to calculate auto_increment value for partition");
*first_value= ~(ulonglong)(0);
if (!auto_increment_safe_stmt_log_lock &&
thd->lex->sql_command != SQLCOM_INSERT &&
mysql_bin_log.is_open() &&
!thd->current_stmt_binlog_row_based &&
(thd->options & OPTION_BIN_LOG))
{
DBUG_PRINT("info", ("locking auto_increment_safe_stmt_log_lock"));
auto_increment_safe_stmt_log_lock= TRUE;
}
/* this gets corrected (for offset/increment) in update_auto_increment */
*first_value= ha_data->next_auto_inc_val;
ha_data->next_auto_inc_val+= nb_desired_values * increment;
unlock_auto_increment();
DBUG_PRINT("info", ("*first_value: %lu", (ulong) *first_value));
*nb_reserved_values= nb_desired_values;
}
if (increment) // If not check for values
*nb_reserved_values= (last_value == ULONGLONG_MAX) ?
ULONGLONG_MAX : ((last_value - *first_value) / increment);
DBUG_VOID_RETURN;
}
......@@ -5876,9 +5986,31 @@ void ha_partition::release_auto_increment()
{
DBUG_ENTER("ha_partition::release_auto_increment");
for (uint i= 0; i < m_tot_parts; i++)
if (table->s->next_number_keypart)
{
m_file[i]->ha_release_auto_increment();
for (uint i= 0; i < m_tot_parts; i++)
m_file[i]->ha_release_auto_increment();
}
else if (next_insert_id)
{
HA_DATA_PARTITION *ha_data= (HA_DATA_PARTITION*) table_share->ha_data;
ulonglong next_auto_inc_val;
lock_auto_increment();
next_auto_inc_val= ha_data->next_auto_inc_val;
if (next_insert_id < next_auto_inc_val &&
auto_inc_interval_for_cur_row.maximum() >= next_auto_inc_val)
ha_data->next_auto_inc_val= next_insert_id;
DBUG_PRINT("info", ("ha_data->next_auto_inc_val: %lu",
(ulong) ha_data->next_auto_inc_val));
/* Unlock the multi row statement lock taken in get_auto_increment */
if (auto_increment_safe_stmt_log_lock)
{
auto_increment_safe_stmt_log_lock= FALSE;
DBUG_PRINT("info", ("unlocking auto_increment_safe_stmt_log_lock"));
}
unlock_auto_increment();
}
DBUG_VOID_RETURN;
}
......
......@@ -37,6 +37,15 @@ typedef struct st_partition_share
} PARTITION_SHARE;
#endif
/**
Partition specific ha_data struct.
@todo: move all partition specific data from TABLE_SHARE here.
*/
typedef struct st_ha_data_partition
{
ulonglong next_auto_inc_val; /**< first non reserved value */
bool auto_inc_initialized;
} HA_DATA_PARTITION;
#define PARTITION_BYTES_IN_POS 2
class ha_partition :public handler
......@@ -140,6 +149,12 @@ class ha_partition :public handler
"own" the m_part_info structure.
*/
bool is_clone;
bool auto_increment_lock; /**< lock reading/updating auto_inc */
/**
Flag to keep the auto_increment lock through out the statement.
This to ensure it will work with statement based replication.
*/
bool auto_increment_safe_stmt_log_lock;
public:
handler *clone(MEM_ROOT *mem_root);
virtual void set_part_info(partition_info *part_info)
......@@ -196,8 +211,8 @@ class ha_partition :public handler
virtual char *update_table_comment(const char *comment);
virtual int change_partitions(HA_CREATE_INFO *create_info,
const char *path,
ulonglong *copied,
ulonglong *deleted,
ulonglong * const copied,
ulonglong * const deleted,
const uchar *pack_frm_data,
size_t pack_frm_len);
virtual int drop_partitions(const char *path);
......@@ -211,7 +226,7 @@ class ha_partition :public handler
virtual void change_table_ptr(TABLE *table_arg, TABLE_SHARE *share);
private:
int prepare_for_rename();
int copy_partitions(ulonglong *copied, ulonglong *deleted);
int copy_partitions(ulonglong * const copied, ulonglong * const deleted);
void cleanup_new_partition(uint part_count);
int prepare_new_partition(TABLE *table, HA_CREATE_INFO *create_info,
handler *file, const char *part_name,
......@@ -826,12 +841,51 @@ class ha_partition :public handler
auto_increment_column_changed
-------------------------------------------------------------------------
*/
virtual void restore_auto_increment(ulonglong prev_insert_id);
virtual void get_auto_increment(ulonglong offset, ulonglong increment,
ulonglong nb_desired_values,
ulonglong *first_value,
ulonglong *nb_reserved_values);
virtual void release_auto_increment();
private:
virtual int reset_auto_increment(ulonglong value);
virtual void lock_auto_increment()
{
/* lock already taken */
if (auto_increment_safe_stmt_log_lock)
return;
DBUG_ASSERT(table_share->ha_data && !auto_increment_lock);
if(table_share->tmp_table == NO_TMP_TABLE)
{
auto_increment_lock= TRUE;
pthread_mutex_lock(&table_share->mutex);
}
}
virtual void unlock_auto_increment()
{
DBUG_ASSERT(table_share->ha_data);
/*
If auto_increment_safe_stmt_log_lock is true, we have to keep the lock.
It will be set to false and thus unlocked at the end of the statement by
ha_partition::release_auto_increment.
*/
if(auto_increment_lock && !auto_increment_safe_stmt_log_lock)
{
pthread_mutex_unlock(&table_share->mutex);
auto_increment_lock= FALSE;
}
}
virtual void set_auto_increment_if_higher(const ulonglong nr)
{
HA_DATA_PARTITION *ha_data= (HA_DATA_PARTITION*) table_share->ha_data;
lock_auto_increment();
/* must check when the mutex is taken */
if (nr >= ha_data->next_auto_inc_val)
ha_data->next_auto_inc_val= nr + 1;
ha_data->auto_inc_initialized= TRUE;
unlock_auto_increment();
}
public:
/*
-------------------------------------------------------------------------
......
......@@ -1241,8 +1241,8 @@ class handler :public Sql_alloc
int ha_change_partitions(HA_CREATE_INFO *create_info,
const char *path,
ulonglong *copied,
ulonglong *deleted,
ulonglong * const copied,
ulonglong * const deleted,
const uchar *pack_frm_data,
size_t pack_frm_len);
int ha_drop_partitions(const char *path);
......@@ -1859,7 +1859,8 @@ class handler :public Sql_alloc
This is called to delete all rows in a table
If the handler don't support this, then this function will
return HA_ERR_WRONG_COMMAND and MySQL will delete the rows one
by one.
by one. It should reset auto_increment if
thd->lex->sql_command == SQLCOM_TRUNCATE.
*/
virtual int delete_all_rows()
{ return (my_errno=HA_ERR_WRONG_COMMAND); }
......@@ -1898,8 +1899,8 @@ class handler :public Sql_alloc
virtual int change_partitions(HA_CREATE_INFO *create_info,
const char *path,
ulonglong *copied,
ulonglong *deleted,
ulonglong * const copied,
ulonglong * const deleted,
const uchar *pack_frm_data,
size_t pack_frm_len)
{ return HA_ERR_WRONG_COMMAND; }
......
......@@ -410,6 +410,7 @@ typedef struct st_table_share
int cached_row_logging_check;
#ifdef WITH_PARTITION_STORAGE_ENGINE
/** @todo: Move into *ha_data for partitioning */
bool auto_partitioned;
const char *partition_info;
uint partition_info_len;
......@@ -419,6 +420,9 @@ typedef struct st_table_share
handlerton *default_part_db_type;
#endif
/** place to store storage engine specific data */
void *ha_data;
/*
Set share's table cache key and update its db and table name appropriately.
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment