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Commit 0d0e68da authored by Sergei Golubchik's avatar Sergei Golubchik
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merge

parents 13113c9e 25609313
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Showing with 4695 additions and 2204 deletions
libmysql/get_password.c
View file @ 0d0e68da
......@@ -71,9 +71,9 @@ void get_tty_password_buff(const char *opt_message, char *to, size_t length)
_cputs(opt_message ? opt_message : "Enter password: ");
for (;;)
{
char tmp;
int tmp;
tmp=_getch();
if (tmp == '\b' || (int) tmp == 127)
if (tmp == '\b' || tmp == 127)
{
if (pos != to)
{
......@@ -82,15 +82,13 @@ void get_tty_password_buff(const char *opt_message, char *to, size_t length)
continue;
}
}
if (tmp == '\n' || tmp == '\r' || tmp == 3)
if (tmp == -1 || tmp == '\n' || tmp == '\r' || tmp == 3)
break;
if (iscntrl(tmp) || pos == end)
continue;
_cputs("*");
*(pos++) = tmp;
*(pos++) = (char)tmp;
}
while (pos != to && isspace(pos[-1]) == ' ')
pos--; /* Allow dummy space at end */
*pos=0;
_cputs("\n");
}
......@@ -137,8 +135,6 @@ static void get_password(char *to,uint length,int fd, my_bool echo)
}
*(pos++) = tmp;
}
while (pos != to && isspace(pos[-1]) == ' ')
pos--; /* Allow dummy space at end */
*pos=0;
return;
}
......
mysql-test/include/wait_until_disconnected.inc
View file @ 0d0e68da
......@@ -12,7 +12,7 @@ while (!$mysql_errno)
# Strangely enough, the server might return "Too many connections"
# while being shutdown, thus 1040 is an "allowed" error.
# See BUG#36228.
--error 0,1040,1053,2002,2003,2006,2013
--error 0,1040,1053,2002,2003,2005,2006,2013
show status;
dec $counter;
......
mysql-test/r/create.result
View file @ 0d0e68da
......@@ -1562,6 +1562,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 7
drop table t1,t2;
CREATE TABLE t1(c1 VARCHAR(33), KEY USING BTREE (c1));
......
mysql-test/r/derived_opt.result
View file @ 0d0e68da
......@@ -273,4 +273,13 @@ ON alias3.f4 != 0
) ON alias3.f4 != 0;
f4 f4 f2 f4
drop table t1,t2,t3,t4;
#
# LP BUG#910123 MariaDB 5.3.3 causes 1093 error on Drupal
# Fix: force materialization in case of conflict
#
SET optimizer_switch='derived_merge=on';
CREATE TABLE t1 ( i INT );
INSERT INTO t1 VALUES ( (SELECT 1 FROM ( SELECT * FROM t1 ) as a) );
drop table t1;
set optimizer_switch=@save_optimizer_switch;
set optimizer_switch=@exit_optimizer_switch;
mysql-test/r/derived_view.result
View file @ 0d0e68da
......@@ -80,6 +80,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 0
flush status;
select * from (select * from t1 where f1 in (2,3)) tt where f11=2;
......@@ -93,6 +94,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 12
for merged views
create view v1 as select * from t1;
......@@ -165,6 +167,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 0
flush status;
select * from v4 where f2 in (1,3);
......@@ -178,6 +181,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 12
for materialized derived tables
explain for simple derived
......@@ -229,6 +233,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 0
flush status;
select * from t1 join (select * from t2 group by f2) tt on f1=f2;
......@@ -244,6 +249,7 @@ Handler_read_last 0
Handler_read_next 3
Handler_read_prev 0
Handler_read_rnd 11
Handler_read_rnd_deleted 0
Handler_read_rnd_next 36
for materialized views
drop view v1,v2,v3;
......@@ -318,6 +324,7 @@ Handler_read_last 0
Handler_read_next 22
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 60
explain showing late materialization
flush status;
......@@ -334,6 +341,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 0
flush status;
select * from t1 join v2 on f1=f2;
......@@ -349,6 +357,7 @@ Handler_read_last 0
Handler_read_next 3
Handler_read_prev 0
Handler_read_rnd 11
Handler_read_rnd_deleted 0
Handler_read_rnd_next 36
explain extended select * from v1 join v4 on f1=f2;
id select_type table type possible_keys key key_len ref rows filtered Extra
......@@ -443,6 +452,7 @@ Handler_read_last 0
Handler_read_next 2
Handler_read_prev 0
Handler_read_rnd 8
Handler_read_rnd_deleted 0
Handler_read_rnd_next 39
flush status;
merged in merged derived join merged in merged derived
......@@ -1089,7 +1099,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra
1 PRIMARY t system NULL NULL NULL NULL 1 100.00
1 PRIMARY t2 system NULL NULL NULL NULL 1 100.00
1 PRIMARY t3 system NULL NULL NULL NULL 1 100.00
2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL No tables used
2 SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL No tables used
Warnings:
Note 1003 select 6 AS `a`,5 AS `b` from `test`.`t3` where (not(<expr_cache><6,5>(<in_optimizer>((6,5),<exists>(select 7,5 having (trigcond(((<cache>(6) = 7) or isnull(7))) and trigcond(((<cache>(5) = 5) or isnull(5))) and trigcond(<is_not_null_test>(7)) and trigcond(<is_not_null_test>(5))))))))
SELECT t.a,t.b FROM t3 RIGHT JOIN ((SELECT * FROM t1) AS t, t2) ON t2.b != 0
......@@ -1103,7 +1113,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra
1 PRIMARY t1 system NULL NULL NULL NULL 1 100.00
1 PRIMARY t2 system NULL NULL NULL NULL 1 100.00
1 PRIMARY t3 system NULL NULL NULL NULL 1 100.00
3 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL No tables used
3 SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL No tables used
Warnings:
Note 1003 select 6 AS `a`,5 AS `b` from `test`.`t3` where (not(<expr_cache><6,5>(<in_optimizer>((6,5),<exists>(select 7,5 having (trigcond(((<cache>(6) = 7) or isnull(7))) and trigcond(((<cache>(5) = 5) or isnull(5))) and trigcond(<is_not_null_test>(7)) and trigcond(<is_not_null_test>(5))))))))
SELECT t.a,t.b FROM t3 RIGHT JOIN (v1 AS t, t2) ON t2.b != 0
......@@ -1117,7 +1127,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra
1 PRIMARY t1 system NULL NULL NULL NULL 1 100.00
1 PRIMARY t2 system NULL NULL NULL NULL 1 100.00
1 PRIMARY t3 system NULL NULL NULL NULL 1 100.00
2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL No tables used
2 SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL No tables used
Warnings:
Note 1003 select 6 AS `a`,5 AS `b` from `test`.`t3` where (not(<expr_cache><6,5>(<in_optimizer>((6,5),<exists>(select 7,5 having (trigcond(((<cache>(6) = 7) or isnull(7))) and trigcond(((<cache>(5) = 5) or isnull(5))) and trigcond(<is_not_null_test>(7)) and trigcond(<is_not_null_test>(5))))))))
DROP VIEW v1;
......@@ -1800,6 +1810,7 @@ INSERT INTO t2 VALUES (7), (4);
CREATE TABLE t1 (b int NOT NULL);
INSERT INTO t1 VALUES (5), (7);
CREATE ALGORITHM=MERGE VIEW v1 AS SELECT * FROM t1;
SET @save_optimizer_switch=@@optimizer_switch;
SET SESSION optimizer_switch='derived_merge=off';
PREPARE st1 FROM
'SELECT * FROM (SELECT * FROM t2 LEFT JOIN v1 ON t2.a = v1.b) AS t';
......@@ -1812,9 +1823,9 @@ a b
7 7
4 NULL
DEALLOCATE PREPARE st1;
set SESSION optimizer_switch= @save_optimizer_switch;
DROP VIEW v1;
DROP TABLE t1,t2;
SET SESSION optimizer_switch='derived_merge=on';
#
# LP bug #879939: assertion in ha_maria::enable_indexes
# with derived_with_keys=on
......@@ -1832,6 +1843,7 @@ INSERT INTO t1 VALUES
('USA','Mesquite'), ('USA','Metairie'), ('USA','Miami');
CREATE TABLE t3 (a varchar(35));
INSERT INTO t3 VALUES ('Miami');
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch = 'derived_with_keys=on';
SET @@tmp_table_size=1024*4;
explain SELECT * FROM (SELECT t1.* FROM t1, t2) AS t JOIN t3 ON t3.a = t.b;
......@@ -1855,6 +1867,7 @@ USA Miami Miami
USA Miami Miami
USA Miami Miami
SET @@tmp_table_size=default;
set SESSION optimizer_switch= @save_optimizer_switch;
drop table t1,t2,t3;
#
# BUG#882994: Crash in QUICK_RANGE_SELECT::reset with derived_with_keys
......@@ -1889,5 +1902,42 @@ ORDER BY CONCAT(alias2.col_varchar_nokey);
col_varchar_key pk col_varchar_key col_varchar_nokey
set max_heap_table_size= @tmp_882994;
drop table t1,t2,t3;
#
# LP bug #917990: Bad estimate of #rows for derived table with LIMIT
#
CREATE TABLE t1 (a int);
INSERT INTO t1 VALUES
(8), (3), (4), (7), (9), (5), (1), (2);
SELECT * FROM (SELECT * FROM t1 LIMIT 3) t;
a
8
3
4
EXPLAIN
SELECT * FROM (SELECT * FROM t1 LIMIT 3) t;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY <derived2> ALL NULL NULL NULL NULL 3
2 DERIVED t1 ALL NULL NULL NULL NULL 8
DROP TABLE t1;
#
# LP BUG#921878 incorrect check of items during columns union types
# aggregation for merged derived tables
#
SET @save_optimizer_switch=@@optimizer_switch;
SET SESSION optimizer_switch='derived_merge=on';
CREATE TABLE t1 ( a ENUM( 'x', 'y' ) );
insert into t1 values ('x');
CREATE TABLE t2 LIKE t1;
insert into t1 values ('y');
CREATE TABLE t3 LIKE t1;
INSERT INTO t3
SELECT * FROM ( SELECT * FROM t1 ) AS A
UNION SELECT * FROM t2;
select * from t3;
a
x
y
drop table t1,t2,t3;
set SESSION optimizer_switch= @save_optimizer_switch;
set optimizer_switch=@exit_optimizer_switch;
set join_cache_level=@exit_join_cache_level;
mysql-test/r/func_group.result
View file @ 0d0e68da
......@@ -1825,6 +1825,70 @@ drop table t1;
#
End of 5.1 tests
#
# Bug #904345: MIN/MAX optimization with constant FALSE condition
#
CREATE TABLE t1 (a int NOT NULL, KEY(a));
INSERT INTO t1 VALUES (10), (8), (11), (7), (15), (12), (9);
CREATE TABLE t2 (a int, b int);
INSERT INTO t2 VALUES
(8,2), (6,9), (8,4), (5,3), (9,1);
EXPLAIN EXTENDED
SELECT MAX(a) FROM t1 WHERE (1,2) IN (SELECT 3,4) AND a<10;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 PRIMARY t1 range a a 4 NULL 4 100.00 Using where; Using index
2 SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL No tables used
Warnings:
Note 1003 select max(`test`.`t1`.`a`) AS `MAX(a)` from `test`.`t1` where (<expr_cache><<cache>(1),<cache>(2)>(<in_optimizer>(<cache>((1,2)),<exists>(select 3,4 having (((1 = 3) or isnull(3)) and ((2 = 4) or isnull(4)) and <is_not_null_test>(3) and <is_not_null_test>(4))))) and (`test`.`t1`.`a` < 10))
SELECT MAX(a) FROM t1 WHERE (1,2) IN (SELECT 3,4) AND a<10;
MAX(a)
NULL
EXPLAIN EXTENDED
SELECT MAX(a) FROM t1 WHERE (1,2) IN (SELECT a,b FROM t2 WHERE b<5) and a<10;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 10 func,func 1 100.00
1 PRIMARY t1 range a a 4 NULL 4 100.00 Using where; Using index; Using join buffer (flat, BNL join)
2 MATERIALIZED t2 ALL NULL NULL NULL NULL 5 100.00 Using where
Warnings:
Note 1003 select max(`test`.`t1`.`a`) AS `MAX(a)` from `test`.`t1` semi join (`test`.`t2`) where ((`test`.`t2`.`b` = 2) and (`test`.`t2`.`a` = 1) and (`test`.`t1`.`a` < 10))
SELECT MAX(a) FROM t1 WHERE (1,2) IN (SELECT a,b FROM t2 WHERE b<5) and a<10;
MAX(a)
NULL
EXPLAIN EXTENDED
SELECT MAX(a) FROM t1 WHERE RAND()*0<>0 AND a<10;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t1 range a a 4 NULL 4 100.00 Using where; Using index
Warnings:
Note 1003 select max(`test`.`t1`.`a`) AS `MAX(a)` from `test`.`t1` where (((rand() * 0) <> 0) and (`test`.`t1`.`a` < 10))
SELECT MAX(a) FROM t1 WHERE RAND()*0<>0 AND a<10;
MAX(a)
NULL
DROP TABLE t1,t2;
#
# Bug #879860: MIN/MAX for subquery returning empty set
#
CREATE TABLE t1 (a int PRIMARY KEY);
INSERT INTO t1 VALUES (1);
CREATE TABLE t2 (a int NOT NULL);
INSERT INTO t2 VALUES (10);
CREATE TABLE t3 ( a int, b int);
INSERT INTO t3 VALUES (19,1), (20,5);
EXPLAIN EXTENDED
SELECT (SELECT MIN(t1.a) FROM t1,t2 WHERE t2.a = t3.b) FROM t3;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 PRIMARY t3 ALL NULL NULL NULL NULL 2 100.00
2 DEPENDENT SUBQUERY t1 system NULL NULL NULL NULL 1 100.00
2 DEPENDENT SUBQUERY t2 system NULL NULL NULL NULL 1 100.00
Warnings:
Note 1276 Field or reference 'test.t3.b' of SELECT #2 was resolved in SELECT #1
Note 1003 select <expr_cache><`test`.`t3`.`b`>((select min(1) from dual where (10 = `test`.`t3`.`b`))) AS `(SELECT MIN(t1.a) FROM t1,t2 WHERE t2.a = t3.b)` from `test`.`t3`
SELECT (SELECT MIN(t1.a) FROM t1,t2 WHERE t2.a = t3.b) FROM t3;
(SELECT MIN(t1.a) FROM t1,t2 WHERE t2.a = t3.b)
NULL
NULL
DROP TABLE t1,t2,t3;
#
End of 5.2 tests
#
# BUG#46680 - Assertion failed in file item_subselect.cc,
# line 305 crashing on HAVING subquery
#
......
mysql-test/r/handler_read_last.result
View file @ 0d0e68da
......@@ -13,6 +13,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 0
FLUSH STATUS;
SELECT a FROM t1 ORDER BY a DESC LIMIT 1;
......@@ -26,6 +27,7 @@ Handler_read_last 1
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 0
FLUSH STATUS;
SELECT a FROM t1 ORDER BY a LIMIT 3;
......@@ -41,6 +43,7 @@ Handler_read_last 0
Handler_read_next 2
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 0
FLUSH STATUS;
SELECT a FROM t1 ORDER BY a DESC LIMIT 3;
......@@ -56,5 +59,6 @@ Handler_read_last 1
Handler_read_next 0
Handler_read_prev 2
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 0
DROP TABLE t1;
mysql-test/r/insert_select.result
View file @ 0d0e68da
......@@ -698,6 +698,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 1
DROP TABLE t1;
CREATE TABLE t1 (
......
mysql-test/r/join.result
View file @ 0d0e68da
......@@ -861,6 +861,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 5
drop table t1, t2, t3;
create table t1 (a int);
......@@ -1271,6 +1272,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 1
DROP TABLE t1, t2;
End of 5.1 tests
......
mysql-test/r/join_cache.result
View file @ 0d0e68da
......@@ -5392,4 +5392,184 @@ x 5 5 4
SET join_cache_level = DEFAULT;
SET optimizer_switch=@tmp_optimizer_switch;
DROP TABLE t1,t2,t3,t4;
#
# Bug#53305 Duplicate weedout + join buffer (join cache --level=7,8)
#
create table t1 (uid int, fid int, index(uid));
insert into t1 values
(1,1), (1,2), (1,3), (1,4),
(2,5), (2,6), (2,7), (2,8),
(3,1), (3,2), (3,9);
create table t2 (uid int primary key, name varchar(128), index(name));
insert into t2 values
(1, "A"), (2, "B"), (3, "C"), (4, "D"), (5, "E"),
(6, "F"), (7, "G"), (8, "H"), (9, "I");
create table t3 (uid int, fid int, index(uid));
insert into t3 values
(1,1), (1,2), (1,3),(1,4),
(2,5), (2,6), (2,7), (2,8),
(3,1), (3,2), (3,9);
set @tmp_optimizer_switch=@@optimizer_switch;
set @@optimizer_switch='semijoin=on';
set optimizer_switch='materialization=off';
set optimizer_switch='loosescan=off,firstmatch=off';
set optimizer_switch='mrr_sort_keys=off';
set join_cache_level=7;
create table t4 (uid int primary key, name varchar(128), index(name));
insert into t4 values
(1, "A"), (2, "B"), (3, "C"), (4, "D"), (5, "E"),
(6, "F"), (7, "G"), (8, "H"), (9, "I");
explain select name from t2, t1
where t1.uid in (select t4.uid from t4, t3 where t3.uid=1 and t4.uid=t3.fid)
and t2.uid=t1.fid;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t3 ref uid uid 5 const 4 Using where; Start temporary
1 PRIMARY t4 eq_ref PRIMARY PRIMARY 4 test.t3.fid 1 Using index
1 PRIMARY t1 ALL uid NULL NULL NULL 11 Using where; End temporary; Using join buffer (flat, BNL join)
1 PRIMARY t2 eq_ref PRIMARY PRIMARY 4 test.t1.fid 1 Using join buffer (flat, BKAH join); Rowid-ordered scan
select name from t2, t1
where t1.uid in (select t4.uid from t4, t3 where t3.uid=1 and t4.uid=t3.fid)
and t2.uid=t1.fid;
name
A
A
B
B
C
D
E
F
G
H
I
set join_cache_level = default;
set optimizer_switch=@tmp_optimizer_switch;
drop table t1,t2,t3,t4;
#
# Bug#50358 - semijoin execution of subquery with outerjoin
# emplying join buffer
#
CREATE TABLE t1 (i int);
CREATE TABLE t2 (i int);
CREATE TABLE t3 (i int);
INSERT INTO t1 VALUES (1), (2);
INSERT INTO t2 VALUES (6);
INSERT INTO t3 VALUES (1), (2);
set @tmp_optimizer_switch=@@optimizer_switch;
set @@optimizer_switch='semijoin=on';
set optimizer_switch='materialization=on';
set join_cache_level=0;
EXPLAIN
SELECT * FROM t1 WHERE t1.i IN
(SELECT t3.i FROM t3 LEFT JOIN t2 ON t2.i=t3.i);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY <subquery2> ALL distinct_key NULL NULL NULL 2
1 PRIMARY t1 ALL NULL NULL NULL NULL 2 Using where
2 MATERIALIZED t3 ALL NULL NULL NULL NULL 2
2 MATERIALIZED t2 ALL NULL NULL NULL NULL 1 Using where
SELECT * FROM t1 WHERE t1.i IN
(SELECT t3.i FROM t3 LEFT JOIN t2 ON t2.i=t3.i);
i
1
2
set join_cache_level=2;
EXPLAIN
SELECT * FROM t1 WHERE t1.i IN
(SELECT t3.i FROM t3 LEFT JOIN t2 ON t2.i=t3.i);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY <subquery2> ALL distinct_key NULL NULL NULL 2
1 PRIMARY t1 ALL NULL NULL NULL NULL 2 Using where; Using join buffer (flat, BNL join)
2 MATERIALIZED t3 ALL NULL NULL NULL NULL 2
2 MATERIALIZED t2 ALL NULL NULL NULL NULL 1 Using where; Using join buffer (flat, BNL join)
SELECT * FROM t1 WHERE t1.i IN
(SELECT t3.i FROM t3 LEFT JOIN t2 ON t2.i=t3.i);
i
1
2
set join_cache_level = default;
set optimizer_switch=@tmp_optimizer_switch;
DROP TABLE t1,t2,t3;
#
# Bug #12546542: missing row with semijoin=off + join cache
# (LP bug #922971)
#
CREATE TABLE t1 (a varchar(1024));
INSERT INTO t1 VALUES ('v'), ('we');
CREATE TABLE t2 (
a varchar(1024) CHARACTER SET utf8 DEFAULT NULL, b int, c int
);
INSERT INTO t2 VALUES ('we',4,NULL), ('v',1305673728,6);
CREATE TABLE t3 (b int, c int);
INSERT INTO t3 VALUES (4,4);
set @tmp_optimizer_switch=@@optimizer_switch;
set optimizer_switch='semijoin=off';
set optimizer_switch='materialization=off';
set join_cache_level=0;
EXPLAIN
SELECT * FROM t1
WHERE a IN (SELECT t2.a FROM t2 LEFT JOIN t3 ON t2.b = t3.b
WHERE t2.c < 10 OR t3.c > 1);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 2 Using where
2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 2 Using where
2 DEPENDENT SUBQUERY t3 ALL NULL NULL NULL NULL 1 Using where
SELECT * FROM t1
WHERE a IN (SELECT t2.a FROM t2 LEFT JOIN t3 ON t2.b = t3.b
WHERE t2.c < 10 OR t3.c > 1);
a
v
we
set join_cache_level=2;
EXPLAIN
SELECT * FROM t1
WHERE a IN (SELECT t2.a FROM t2 LEFT JOIN t3 ON t2.b = t3.b
WHERE t2.c < 10 OR t3.c > 1);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 2 Using where
2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 2 Using where
2 DEPENDENT SUBQUERY t3 ALL NULL NULL NULL NULL 1 Using where; Using join buffer (flat, BNL join)
SELECT * FROM t1
WHERE a IN (SELECT t2.a FROM t2 LEFT JOIN t3 ON t2.b = t3.b
WHERE t2.c < 10 OR t3.c > 1);
a
v
we
set join_cache_level = default;
set optimizer_switch=@tmp_optimizer_switch;
DROP TABLE t1,t2,t3;
#
# Bug #925985: LEFT JOIN with optimize_join_buffer_size=off +
# join_buffer_size > join_buffer_space_limit
#
CREATE TABLE t1 (a int);
INSERT INTO t1 VALUES (5), (3);
CREATE TABLE t2 (a int, b int);
INSERT INTO t2 VALUES
(3,30), (1,10), (7,70), (2,20),
(3,31), (1,11), (7,71), (2,21),
(3,32), (1,12), (7,72), (2,22);
CREATE TABLE t3 (b int, c int);
INSERT INTO t3 VALUES (32, 302), (42,400), (30,300);
set @tmp_optimizer_switch=@@optimizer_switch;
set optimizer_switch='optimize_join_buffer_size=off';
set join_buffer_space_limit=4096;
set join_buffer_size=4096*2;
set join_cache_level=2;
set optimizer_switch='outer_join_with_cache=on';
EXPLAIN
SELECT * FROM t1, t2 LEFT JOIN t3 ON t2.b=t3.b WHERE t1.a=t2.a;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 2
1 SIMPLE t2 ALL NULL NULL NULL NULL 12 Using where; Using join buffer (flat, BNL join)
1 SIMPLE t3 ALL NULL NULL NULL NULL 3 Using where; Using join buffer (incremental, BNL join)
SELECT * FROM t1, t2 LEFT JOIN t3 ON t2.b=t3.b WHERE t1.a=t2.a;
a a b b c
3 3 30 30 300
3 3 31 NULL NULL
3 3 32 32 302
set join_buffer_space_limit=default;
set join_buffer_size=default;
set join_cache_level=default;
set optimizer_switch=@tmp_optimizer_switch;
DROP TABLE t1,t2,t3;
set @@optimizer_switch=@save_optimizer_switch;
mysql-test/r/join_outer.result
View file @ 0d0e68da
......@@ -1245,6 +1245,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 6
DROP TABLE t1,t2;
CREATE TABLE t1 (c int PRIMARY KEY, e int NOT NULL);
......@@ -1747,6 +1748,7 @@ Handler_read_last 0
Handler_read_next 5
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 1048581
flush status;
select sum(t3.b) from t2 left join t3 on t3.a=t2.a and t2.a <> 10;
......@@ -1760,6 +1762,7 @@ Handler_read_last 0
Handler_read_next 5
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 1048581
drop table t1,t2,t3;
#
......
mysql-test/r/join_outer_innodb.result
View file @ 0d0e68da
......@@ -52,3 +52,11 @@ pk
DROP TABLE t1,t2;
# End BUG#58456
CREATE TABLE t1(a int, b int, KEY (a), PRIMARY KEY (b)) ENGINE=InnoDB;
CREATE TABLE t2 (b int, PRIMARY KEY (b));
INSERT INTO t2 VALUES (4),(9);
SELECT STRAIGHT_JOIN t1.a FROM t1 RIGHT JOIN t2 ON t1.b = t2.b
WHERE (t1.b NOT BETWEEN 1 AND 7 OR t1.a IS NULL AND t1.b = t2.b) AND t2.b = 4
GROUP BY 1;
a
DROP TABLE t1,t2;
mysql-test/r/join_outer_jcl6.result
View file @ 0d0e68da
......@@ -1256,6 +1256,7 @@ Handler_read_last 0
Handler_read_next 9
Handler_read_prev 0
Handler_read_rnd 3
Handler_read_rnd_deleted 0
Handler_read_rnd_next 6
DROP TABLE t1,t2;
CREATE TABLE t1 (c int PRIMARY KEY, e int NOT NULL);
......@@ -1758,6 +1759,7 @@ Handler_read_last 0
Handler_read_next 5
Handler_read_prev 0
Handler_read_rnd 5
Handler_read_rnd_deleted 0
Handler_read_rnd_next 1048581
flush status;
select sum(t3.b) from t2 left join t3 on t3.a=t2.a and t2.a <> 10;
......@@ -1771,6 +1773,7 @@ Handler_read_last 0
Handler_read_next 5
Handler_read_prev 0
Handler_read_rnd 5
Handler_read_rnd_deleted 0
Handler_read_rnd_next 1048581
drop table t1,t2,t3;
#
......
mysql-test/r/myisam_mrr.result
View file @ 0d0e68da
......@@ -557,4 +557,66 @@ COUNT(alias2.f2)
set @@join_cache_level= @tmp_730133_jcl;
set @@optimizer_switch= @tmp_730133_os;
drop table t1;
#
# Test of MRR handler counters
#
flush status;
show status like 'Handler_mrr%';
Variable_name Value
create table t0 (a int);
insert into t0 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9);
create table t1 (a int, b int, filler char(200), key(a));
insert into t1
select A.a+10*B.a+100*C.a+1000*D.a, 123,'filler' from t0 A, t0 B, t0 C, t0 D;
explain select sum(b) from t1 where a < 10;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range a a 5 NULL 8 Using index condition; Rowid-ordered scan
# This should show one MRR scan and no re-fills:
flush status;
select sum(b) from t1 where a < 10;
sum(b)
1230
show status like 'handler_mrr%';
Variable_name Value
set @mrr_buffer_size_save= @@mrr_buffer_size;
set mrr_buffer_size=128;
explain select sum(b) from t1 where a < 1600;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range a a 5 NULL 1380 Using index condition; Rowid-ordered scan
# This should show one MRR scan and one extra rowid sort:
flush status;
select sum(b) from t1 where a < 1600;
sum(b)
196800
show status like 'handler_mrr%';
Variable_name Value
set @@mrr_buffer_size= @mrr_buffer_size_save;
#Now, let's check BKA:
set @join_cache_level_save= @@join_cache_level;
set @join_buffer_size_save= @@join_buffer_size;
set join_cache_level=6;
explain select sum(t1.b) from t0,t1 where t0.a=t1.a;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t0 ALL NULL NULL NULL NULL 10 Using where
1 SIMPLE t1 ref a a 5 test.t0.a 1 Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan
flush status;
select sum(t1.b) from t0,t1 where t0.a=t1.a;
sum(t1.b)
1230
show status like 'handler_mrr%';
Variable_name Value
set join_buffer_size=10;
explain select sum(t1.b) from t0,t1 where t0.a=t1.a;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t0 ALL NULL NULL NULL NULL 10 Using where
1 SIMPLE t1 ref a a 5 test.t0.a 1 Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan
flush status;
select sum(t1.b) from t0,t1 where t0.a=t1.a;
sum(t1.b)
1230
show status like 'handler_mrr%';
Variable_name Value
set join_cache_level= @join_cache_level_save;
set join_buffer_size= @join_buffer_size_save;
drop table t0, t1;
set optimizer_switch= @myisam_mrr_tmp;
mysql-test/r/null_key.result
View file @ 0d0e68da
......@@ -428,6 +428,7 @@ Handler_read_last 0
Handler_read_next 2
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 5
DROP TABLE t1,t2,t3,t4;
CREATE TABLE t1 (
......
mysql-test/r/order_by.result
View file @ 0d0e68da
......@@ -1759,3 +1759,57 @@ i1 i2
4 4
5 5
DROP TABLE t1, t2, t3;
#
# Fix of LP BUG#793589 Wrong result with double ORDER BY
#
CREATE TABLE t1 ( b int) ;
INSERT INTO t1 VALUES (8),(9);
CREATE TABLE t2 ( a int, b int, PRIMARY KEY (a)) ;
INSERT INTO t2 VALUES (6,7),(7,7),(8,1),(9,7),(10,1),(11,5),(12,2),(13,0),(14,1),(15,8),(16,1),(17,1),(18,9),(19,1),(20,5);
SELECT t2.b AS field1 FROM t1, t2 WHERE t1.b = t2.a GROUP BY field1 ORDER BY t1.b, field1;
field1
1
7
SELECT t2.b, t1.b FROM t1, t2 WHERE t1.b = t2.a GROUP BY t2.b ORDER BY t1.b, t2.b;
b b
1 8
7 9
SELECT t2.b,t1.b FROM t1, t2 WHERE t1.b = t2.a GROUP BY t2.b ORDER BY t1.b;
b b
1 8
7 9
SELECT t2.b FROM t1, t2 WHERE t1.b = t2.a GROUP BY t2.b ORDER BY t1.b;
b
1
7
# field1 removed from ORDER BY
explain extended
SELECT t2.b AS field1 FROM t1, t2 WHERE t1.b = t2.a GROUP BY field1 ORDER BY t1.b, field1;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where; Using temporary; Using filesort
1 SIMPLE t2 eq_ref PRIMARY PRIMARY 4 test.t1.b 1 100.00
Warnings:
Note 1003 select `test`.`t2`.`b` AS `field1` from `test`.`t1` join `test`.`t2` where (`test`.`t2`.`a` = `test`.`t1`.`b`) group by `test`.`t2`.`b` order by `test`.`t1`.`b`
explain extended
SELECT t2.b, t1.b FROM t1, t2 WHERE t1.b = t2.a GROUP BY t2.b ORDER BY t1.b, t2.b;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where; Using temporary; Using filesort
1 SIMPLE t2 eq_ref PRIMARY PRIMARY 4 test.t1.b 1 100.00
Warnings:
Note 1003 select `test`.`t2`.`b` AS `b`,`test`.`t1`.`b` AS `b` from `test`.`t1` join `test`.`t2` where (`test`.`t2`.`a` = `test`.`t1`.`b`) group by `test`.`t2`.`b` order by `test`.`t1`.`b`
explain extended
SELECT t2.b,t1.b FROM t1, t2 WHERE t1.b = t2.a GROUP BY t2.b ORDER BY t1.b;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where; Using temporary; Using filesort
1 SIMPLE t2 eq_ref PRIMARY PRIMARY 4 test.t1.b 1 100.00
Warnings:
Note 1003 select `test`.`t2`.`b` AS `b`,`test`.`t1`.`b` AS `b` from `test`.`t1` join `test`.`t2` where (`test`.`t2`.`a` = `test`.`t1`.`b`) group by `test`.`t2`.`b` order by `test`.`t1`.`b`
explain extended
SELECT t2.b FROM t1, t2 WHERE t1.b = t2.a GROUP BY t2.b ORDER BY t1.b;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where; Using temporary; Using filesort
1 SIMPLE t2 eq_ref PRIMARY PRIMARY 4 test.t1.b 1 100.00
Warnings:
Note 1003 select `test`.`t2`.`b` AS `b` from `test`.`t1` join `test`.`t2` where (`test`.`t2`.`a` = `test`.`t1`.`b`) group by `test`.`t2`.`b` order by `test`.`t1`.`b`
drop table t1,t2;
End of 5.2 tests
mysql-test/r/partition.result
View file @ 0d0e68da
......@@ -521,6 +521,7 @@ Handler_read_last 0
Handler_read_next 4
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 0
EXPLAIN PARTITIONS SELECT c1 FROM t2 WHERE (c1 > 10 AND c1 < 13) OR (c1 > 17 AND c1 < 20);
id select_type table partitions type possible_keys key key_len ref rows Extra
......@@ -540,6 +541,7 @@ Handler_read_last 0
Handler_read_next 4
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 0
DROP TABLE t1,t2;
CREATE TABLE `t1` (
......@@ -571,6 +573,7 @@ Handler_read_last 0
Handler_read_next 2
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 0
EXPLAIN PARTITIONS SELECT c1 FROM t2 WHERE (c1 > 2 AND c1 < 5);
id select_type table partitions type possible_keys key key_len ref rows Extra
......@@ -588,6 +591,7 @@ Handler_read_last 0
Handler_read_next 2
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 0
EXPLAIN PARTITIONS SELECT c1 FROM t1 WHERE (c1 > 12 AND c1 < 15);
id select_type table partitions type possible_keys key key_len ref rows Extra
......@@ -605,6 +609,7 @@ Handler_read_last 0
Handler_read_next 2
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 0
EXPLAIN PARTITIONS SELECT c1 FROM t2 WHERE (c1 > 12 AND c1 < 15);
id select_type table partitions type possible_keys key key_len ref rows Extra
......@@ -622,6 +627,7 @@ Handler_read_last 0
Handler_read_next 2
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 0
DROP TABLE t1,t2;
create table t1 (a int) partition by list ((a/3)*10 div 1)
......
mysql-test/r/partition_pruning.result
View file @ 0d0e68da
......@@ -2968,7 +2968,10 @@ flush status;
delete from t2 where b > 5;
show status like 'Handler_read_rnd_next';
Variable_name Value
Handler_read_rnd_next 1215
Handler_read_rnd_next 815
show status like 'Handler_read_rnd_deleted';
Variable_name Value
Handler_read_rnd_deleted 400
show status like 'Handler_read_key';
Variable_name Value
Handler_read_key 0
......@@ -2982,7 +2985,10 @@ flush status;
delete from t2 where b < 5 or b > 3;
show status like 'Handler_read_rnd_next';
Variable_name Value
Handler_read_rnd_next 1215
Handler_read_rnd_next 515
show status like 'Handler_read_rnd_deleted';
Variable_name Value
Handler_read_rnd_deleted 700
show status like 'Handler_read_key';
Variable_name Value
Handler_read_key 0
......
mysql-test/r/ps.result
View file @ 0d0e68da
......@@ -3790,6 +3790,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 0
flush status;
execute st;
......@@ -3803,6 +3804,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 0
flush status;
select * from t1 use index() where a=3;
......@@ -3816,6 +3818,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 8
flush status;
execute st;
......@@ -3829,6 +3832,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 0
deallocate prepare st;
drop table t1;
mysql-test/r/ps_11bugs.result
View file @ 0d0e68da
......@@ -121,8 +121,8 @@ insert into t1 values (1);
explain select * from t1 where 3 in (select (1+1) union select 1);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 system NULL NULL NULL NULL 1
2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL No tables used
3 DEPENDENT UNION NULL NULL NULL NULL NULL NULL NULL No tables used
2 SUBQUERY NULL NULL NULL NULL NULL NULL NULL No tables used
3 UNION NULL NULL NULL NULL NULL NULL NULL No tables used
NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL
select * from t1 where 3 in (select (1+1) union select 1);
a
......
mysql-test/r/select.result
View file @ 0d0e68da
......@@ -2783,10 +2783,10 @@ id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Select tables optimized away
explain select max(key1) from t1 where key1 <= 0.6158 and rand() + 0.5 >= 0.5;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Select tables optimized away
1 SIMPLE t1 index key1 key1 5 NULL 4 Using where; Using index
explain select min(key1) from t1 where key1 >= 0.3762 and rand() + 0.5 >= 0.5;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Select tables optimized away
1 SIMPLE t1 range key1 key1 5 NULL 3 Using where; Using index
select max(key1) from t1 where key1 <= 0.6158;
max(key1)
0.6158000230789185
......@@ -2805,10 +2805,10 @@ max(key1) min(key2)
0.6158000230789185 1.3761999607086182
select max(key1) from t1 where key1 <= 0.6158 and rand() + 0.5 >= 0.5;
max(key1)
0.6158000230789185
0.38449999690055847
select min(key1) from t1 where key1 >= 0.3762 and rand() + 0.5 >= 0.5;
min(key1)
0.37619999051094055
0.38449999690055847
DROP TABLE t1,t2;
CREATE TABLE t1 (i BIGINT UNSIGNED NOT NULL);
INSERT INTO t1 VALUES (10);
......@@ -4346,6 +4346,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 6
DROP TABLE t1, t2;
CREATE TABLE t1 (f1 bigint(20) NOT NULL default '0',
......
mysql-test/r/select_jcl6.result
View file @ 0d0e68da
......@@ -2794,10 +2794,10 @@ id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Select tables optimized away
explain select max(key1) from t1 where key1 <= 0.6158 and rand() + 0.5 >= 0.5;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Select tables optimized away
1 SIMPLE t1 index key1 key1 5 NULL 4 Using where; Using index
explain select min(key1) from t1 where key1 >= 0.3762 and rand() + 0.5 >= 0.5;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Select tables optimized away
1 SIMPLE t1 range key1 key1 5 NULL 3 Using where; Using index
select max(key1) from t1 where key1 <= 0.6158;
max(key1)
0.6158000230789185
......@@ -2816,10 +2816,10 @@ max(key1) min(key2)
0.6158000230789185 1.3761999607086182
select max(key1) from t1 where key1 <= 0.6158 and rand() + 0.5 >= 0.5;
max(key1)
0.6158000230789185
0.38449999690055847
select min(key1) from t1 where key1 >= 0.3762 and rand() + 0.5 >= 0.5;
min(key1)
0.37619999051094055
0.38449999690055847
DROP TABLE t1,t2;
CREATE TABLE t1 (i BIGINT UNSIGNED NOT NULL);
INSERT INTO t1 VALUES (10);
......@@ -4357,7 +4357,8 @@ Handler_read_last 0
Handler_read_next 10
Handler_read_prev 0
Handler_read_rnd 10
Handler_read_rnd_next 7
Handler_read_rnd_deleted 1
Handler_read_rnd_next 6
DROP TABLE t1, t2;
CREATE TABLE t1 (f1 bigint(20) NOT NULL default '0',
f2 int(11) NOT NULL default '0',
......
mysql-test/r/select_pkeycache.result
View file @ 0d0e68da
......@@ -2783,10 +2783,10 @@ id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Select tables optimized away
explain select max(key1) from t1 where key1 <= 0.6158 and rand() + 0.5 >= 0.5;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Select tables optimized away
1 SIMPLE t1 index key1 key1 5 NULL 4 Using where; Using index
explain select min(key1) from t1 where key1 >= 0.3762 and rand() + 0.5 >= 0.5;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Select tables optimized away
1 SIMPLE t1 range key1 key1 5 NULL 3 Using where; Using index
select max(key1) from t1 where key1 <= 0.6158;
max(key1)
0.6158000230789185
......@@ -2805,10 +2805,10 @@ max(key1) min(key2)
0.6158000230789185 1.3761999607086182
select max(key1) from t1 where key1 <= 0.6158 and rand() + 0.5 >= 0.5;
max(key1)
0.6158000230789185
0.38449999690055847
select min(key1) from t1 where key1 >= 0.3762 and rand() + 0.5 >= 0.5;
min(key1)
0.37619999051094055
0.38449999690055847
DROP TABLE t1,t2;
CREATE TABLE t1 (i BIGINT UNSIGNED NOT NULL);
INSERT INTO t1 VALUES (10);
......@@ -4346,6 +4346,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 6
DROP TABLE t1, t2;
CREATE TABLE t1 (f1 bigint(20) NOT NULL default '0',
......
mysql-test/r/single_delete_update.result
View file @ 0d0e68da
......@@ -29,6 +29,7 @@ Handler_read_last 0
Handler_read_next 4
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 0
FLUSH STATUS;
DELETE FROM t2 WHERE i > 10 AND i <= 18 ORDER BY i LIMIT 5;
......@@ -46,6 +47,7 @@ Handler_read_last 0
Handler_read_next 4
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 0
SELECT * FROM t2 WHERE i > 10 AND i <= 18 ORDER BY i;
a i
......@@ -80,6 +82,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 17
FLUSH STATUS;
DELETE FROM t2 WHERE i > 10 AND i <= 18 ORDER BY i LIMIT 5;
......@@ -97,6 +100,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 5
Handler_read_rnd_deleted 0
Handler_read_rnd_next 17
SELECT * FROM t2 WHERE i > 10 AND i <= 18 ORDER BY i;
a i
......@@ -128,6 +132,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 17
FLUSH STATUS;
DELETE FROM t2 WHERE b = 10 ORDER BY a, c LIMIT 5;
......@@ -145,6 +150,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 1
Handler_read_rnd_deleted 0
Handler_read_rnd_next 17
## should be 5 (previous LIMIT)
SELECT 1 - COUNT(*) FROM t2 WHERE b = 10;
......@@ -180,6 +186,7 @@ Handler_read_last 0
Handler_read_next 4
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 0
FLUSH STATUS;
DELETE FROM t2 WHERE b = 10 ORDER BY a, c LIMIT 5;
......@@ -197,6 +204,7 @@ Handler_read_last 0
Handler_read_next 4
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 0
## should be 5 (previous LIMIT)
SELECT 257 - COUNT(*) FROM t2 WHERE b = 10;
......@@ -226,6 +234,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 17
FLUSH STATUS;
DELETE FROM t2 WHERE b = 10 ORDER BY a, c LIMIT 5;
......@@ -243,6 +252,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 1
Handler_read_rnd_deleted 0
Handler_read_rnd_next 17
SELECT * FROM t2 WHERE b = 10 ORDER BY a, c;
a b c d
......@@ -270,6 +280,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 1
Handler_read_rnd_deleted 0
Handler_read_rnd_next 17
FLUSH STATUS;
DELETE FROM t2 WHERE b = 10 ORDER BY a, c LIMIT 5;
......@@ -287,6 +298,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 1
Handler_read_rnd_deleted 0
Handler_read_rnd_next 17
SELECT * FROM t2 WHERE b = 10 ORDER BY a, c;
a b c d
......@@ -317,6 +329,7 @@ Handler_read_last 0
Handler_read_next 7
Handler_read_prev 0
Handler_read_rnd 4
Handler_read_rnd_deleted 0
Handler_read_rnd_next 0
EXPLAIN EXTENDED SELECT * FROM t2 WHERE key1 < 13 or key2 < 14 ORDER BY key1;
id select_type table type possible_keys key key_len ref rows filtered Extra
......@@ -339,6 +352,7 @@ Handler_read_last 0
Handler_read_next 7
Handler_read_prev 0
Handler_read_rnd 8
Handler_read_rnd_deleted 0
Handler_read_rnd_next 0
SELECT * FROM t2 WHERE key1 < 13 or key2 < 14 ORDER BY key1;
i key1 key2
......@@ -375,6 +389,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 4
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 0
FLUSH STATUS;
DELETE FROM t2 WHERE i > 10 AND i <= 18 ORDER BY i DESC LIMIT 5;
......@@ -392,6 +407,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 4
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 0
SELECT * FROM t2 WHERE i > 10 AND i <= 18 ORDER BY i;
a i
......@@ -426,6 +442,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 17
FLUSH STATUS;
DELETE FROM t2 ORDER BY a, b DESC LIMIT 5;
......@@ -443,6 +460,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 5
Handler_read_rnd_deleted 0
Handler_read_rnd_next 17
SELECT * FROM t2 ORDER BY a, b DESC;
a b c
......@@ -486,6 +504,7 @@ Handler_read_last 0
Handler_read_next 4
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 0
FLUSH STATUS;
SELECT * FROM t2 ORDER BY a DESC, b DESC LIMIT 5;
......@@ -509,6 +528,7 @@ Handler_read_last 1
Handler_read_next 0
Handler_read_prev 4
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 0
FLUSH STATUS;
DELETE FROM t2 ORDER BY a DESC, b DESC LIMIT 5;
......@@ -526,6 +546,7 @@ Handler_read_last 1
Handler_read_next 0
Handler_read_prev 4
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 0
SELECT * FROM t2 WHERE c = 10 ORDER BY a DESC, b DESC;
a b c
......@@ -561,6 +582,7 @@ Handler_read_last 0
Handler_read_next 4
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 0
FLUSH STATUS;
UPDATE t2 SET a = 10 WHERE i > 10 AND i <= 18 ORDER BY i LIMIT 5;
......@@ -578,6 +600,7 @@ Handler_read_last 0
Handler_read_next 4
Handler_read_prev 0
Handler_read_rnd 5
Handler_read_rnd_deleted 0
Handler_read_rnd_next 0
SELECT * FROM t2 WHERE i > 10 AND i <= 18 ORDER BY i;
a i
......@@ -617,6 +640,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 17
FLUSH STATUS;
UPDATE t2 SET a = 10 WHERE i > 10 AND i <= 18 ORDER BY i LIMIT 5;
......@@ -634,6 +658,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 5
Handler_read_rnd_deleted 0
Handler_read_rnd_next 17
SELECT * FROM t2 WHERE i > 10 AND i <= 18 ORDER BY i;
a i
......@@ -670,6 +695,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 17
FLUSH STATUS;
UPDATE t2 SET d = 10 WHERE b = 10 ORDER BY a, c LIMIT 5;
......@@ -687,6 +713,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 1
Handler_read_rnd_deleted 0
Handler_read_rnd_next 17
## should be 5 (previous LIMIT)
SELECT COUNT(*) FROM t2 WHERE b = 10 AND d = 10 ORDER BY a, c;
......@@ -722,6 +749,7 @@ Handler_read_last 0
Handler_read_next 4
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 0
FLUSH STATUS;
UPDATE t2 SET d = 10 WHERE b = 10 ORDER BY a, c LIMIT 5;
......@@ -739,6 +767,7 @@ Handler_read_last 0
Handler_read_next 4
Handler_read_prev 0
Handler_read_rnd 5
Handler_read_rnd_deleted 0
Handler_read_rnd_next 0
## should be 5 (previous LIMIT)
SELECT COUNT(*) FROM t2 WHERE b = 10 AND d = 10 ORDER BY a, c;
......@@ -768,6 +797,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 17
FLUSH STATUS;
UPDATE t2 SET d = 10 WHERE b = 10 ORDER BY a, c LIMIT 5;
......@@ -785,6 +815,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 1
Handler_read_rnd_deleted 0
Handler_read_rnd_next 17
SELECT * FROM t2 WHERE b = 10 ORDER BY a, c;
a b c d
......@@ -813,6 +844,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 1
Handler_read_rnd_deleted 0
Handler_read_rnd_next 17
FLUSH STATUS;
UPDATE t2 SET d = 10 WHERE b = 10 ORDER BY a, c LIMIT 5;
......@@ -830,6 +862,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 1
Handler_read_rnd_deleted 0
Handler_read_rnd_next 17
SELECT * FROM t2 WHERE b = 10 ORDER BY a, c;
a b c d
......@@ -861,6 +894,7 @@ Handler_read_last 0
Handler_read_next 7
Handler_read_prev 0
Handler_read_rnd 4
Handler_read_rnd_deleted 0
Handler_read_rnd_next 0
EXPLAIN EXTENDED SELECT * FROM t2 WHERE key1 < 13 or key2 < 14 ORDER BY key1;
id select_type table type possible_keys key key_len ref rows filtered Extra
......@@ -883,6 +917,7 @@ Handler_read_last 0
Handler_read_next 7
Handler_read_prev 0
Handler_read_rnd 8
Handler_read_rnd_deleted 0
Handler_read_rnd_next 0
SELECT * FROM t2 WHERE key1 < 13 or key2 < 14 ORDER BY key1;
i key1 key2
......@@ -923,6 +958,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 4
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 0
FLUSH STATUS;
UPDATE t2 SET a = 10 WHERE i > 10 AND i <= 18 ORDER BY i DESC LIMIT 5;
......@@ -940,6 +976,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 4
Handler_read_rnd 5
Handler_read_rnd_deleted 0
Handler_read_rnd_next 0
SELECT * FROM t2 WHERE i > 10 AND i <= 18 ORDER BY i;
a i
......@@ -979,6 +1016,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 17
FLUSH STATUS;
UPDATE t2 SET c = 10 ORDER BY a, b DESC LIMIT 5;
......@@ -996,6 +1034,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 5
Handler_read_rnd_deleted 0
Handler_read_rnd_next 17
SELECT * FROM t2 WHERE c = 10 ORDER BY a, b DESC;
a b c
......@@ -1033,6 +1072,7 @@ Handler_read_last 0
Handler_read_next 4
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 0
FLUSH STATUS;
SELECT * FROM t2 ORDER BY a DESC, b DESC LIMIT 5;
......@@ -1056,6 +1096,7 @@ Handler_read_last 1
Handler_read_next 0
Handler_read_prev 4
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 0
FLUSH STATUS;
UPDATE t2 SET c = 10 ORDER BY a DESC, b DESC LIMIT 5;
......@@ -1073,6 +1114,7 @@ Handler_read_last 1
Handler_read_next 0
Handler_read_prev 4
Handler_read_rnd 5
Handler_read_rnd_deleted 0
Handler_read_rnd_next 0
SELECT * FROM t2 WHERE c = 10 ORDER BY a DESC, b DESC;
a b c
......
mysql-test/r/status.result
View file @ 0d0e68da
......@@ -282,6 +282,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 7
Handler_read_rnd_deleted 0
Handler_read_rnd_next 23
Handler_rollback 0
Handler_savepoint 0
......@@ -297,7 +298,35 @@ Created_tmp_files 0
Created_tmp_tables 2
Handler_tmp_update 2
Handler_tmp_write 7
Rows_tmp_read 35
Rows_tmp_read 36
drop table t1;
CREATE TABLE t1 (i int(11) DEFAULT NULL, KEY i (i) ) ENGINE=MyISAM;
insert into t1 values (1),(2),(3),(4),(5);
flush status;
select * from t1 where i=5 union select * from t1 where i=5;
i
5
show status like "handler%";
Variable_name Value
Handler_commit 0
Handler_delete 0
Handler_discover 0
Handler_prepare 0
Handler_read_first 0
Handler_read_key 2
Handler_read_last 0
Handler_read_next 2
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 1
Handler_read_rnd_next 2
Handler_rollback 0
Handler_savepoint 0
Handler_savepoint_rollback 0
Handler_tmp_update 0
Handler_tmp_write 2
Handler_update 0
Handler_write 0
drop table t1;
set @@global.concurrent_insert= @old_concurrent_insert;
SET GLOBAL log_output = @old_log_output;
mysql-test/r/status_user.result
View file @ 0d0e68da
......@@ -107,6 +107,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 5
Handler_rollback 2
Handler_savepoint 0
......
mysql-test/r/subselect.result
View file @ 0d0e68da
......@@ -4620,6 +4620,13 @@ CREATE TABLE t1(a1 int);
INSERT INTO t1 VALUES (1),(2);
SELECT @@session.sql_mode INTO @old_sql_mode;
SET SESSION sql_mode='ONLY_FULL_GROUP_BY';
EXPLAIN EXTENDED
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT a1 FROM t1);
id select_type table type possible_keys key key_len ref rows filtered Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00
2 SUBQUERY t1 ALL NULL NULL NULL NULL 2 100.00
Warnings:
Note 1003 select 1 AS `1` from `test`.`t1` where <nop>(<in_optimizer>(1,((select max(`test`.`t1`.`a1`) from `test`.`t1`) > 1)))
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT a1 FROM t1);
1
1
......@@ -5322,7 +5329,6 @@ EXPLAIN EXTENDED SELECT DISTINCT 1 FROM t1,
WHERE t1.a = d1.a;
ERROR 42S22: Unknown column 'd1.a' in 'where clause'
DROP TABLE t1;
End of 5.1 tests.
Set up test tables.
CREATE TABLE t1 (
t1_id INT UNSIGNED,
......@@ -5847,10 +5853,161 @@ NULL
NULL
5
DROP TABLE t1, t2, t3;
#
# Bug#12763207 - ASSERT IN SUBSELECT::SINGLE_VALUE_TRANSFORMER
#
CREATE TABLE t1(a1 int);
INSERT INTO t1 VALUES (1),(2);
CREATE TABLE t2(a1 int);
INSERT INTO t2 VALUES (3);
SELECT @@session.sql_mode INTO @old_sql_mode;
SET SESSION sql_mode='ONLY_FULL_GROUP_BY';
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 2 FROM t2);
1
1
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 2.0 FROM t2);
1
1
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 'a' FROM t2);
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT a1 FROM t2);
1
1
1
SET SESSION sql_mode=@old_sql_mode;
DROP TABLE t1, t2;
create table t2(i int);
insert into t2 values(0);
SELECT @@session.sql_mode INTO @old_sql_mode;
SET SESSION sql_mode='ONLY_FULL_GROUP_BY';
CREATE VIEW v1 AS
SELECT 'f' FROM t2 UNION SELECT 'x' FROM t2
;
CREATE TABLE t1 (
pk int NOT NULL,
col_varchar_key varchar(1) DEFAULT NULL,
PRIMARY KEY (pk),
KEY col_varchar_key (col_varchar_key)
);
SELECT t1.pk
FROM t1
WHERE t1.col_varchar_key < ALL ( SELECT * FROM v1 )
;
pk
SET SESSION sql_mode=@old_sql_mode;
drop table t2, t1;
drop view v1;
#
# BUG#50257: Missing info in REF column of the EXPLAIN
# lines for subselects
#
CREATE TABLE t1 (a INT, b INT, INDEX (a));
INSERT INTO t1 VALUES (3, 10), (2, 20), (7, 10), (5, 20);
EXPLAIN SELECT * FROM (SELECT * FROM t1 WHERE a=7) t;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ref a a 5 const 1
EXPLAIN SELECT * FROM t1 WHERE EXISTS (SELECT * FROM t1 WHERE a=7);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 4
2 SUBQUERY t1 ref a a 5 const 1 Using index
DROP TABLE t1;
#
# BUG#12616253 - WRONG RESULT WITH EXISTS(SUBQUERY) (MISSING ROWS)
# (duplicate of LP bug #888456)
#
CREATE TABLE t1 (f1 varchar(1));
INSERT INTO t1 VALUES ('v'),('s');
CREATE TABLE t2 (f1_key varchar(1), KEY (f1_key));
INSERT INTO t2 VALUES ('j'),('v'),('c'),('m'),('d'),
('d'),('y'),('t'),('d'),('s');
EXPLAIN
SELECT table1.f1, table2.f1_key FROM t1 AS table1, t2 AS table2
WHERE EXISTS (SELECT DISTINCT f1_key FROM t2
WHERE f1_key != table2.f1_key AND f1_key >= table1.f1);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY table1 ALL NULL NULL NULL NULL 2
1 PRIMARY table2 index NULL f1_key 4 NULL 10 Using where; Using index; Using join buffer (flat, BNL join)
2 DEPENDENT SUBQUERY t2 index f1_key f1_key 4 NULL 10 Using where; Using index
SELECT table1.f1, table2.f1_key FROM t1 AS table1, t2 AS table2
WHERE EXISTS (SELECT DISTINCT f1_key FROM t2
WHERE f1_key != table2.f1_key AND f1_key >= table1.f1);
f1 f1_key
v j
s j
v v
s v
v c
s c
v m
s m
v d
s d
v d
s d
v y
s y
v t
s t
v d
s d
v s
s s
DROP TABLE t1,t2;
#
# LP bug 919427: EXPLAIN for a query over a single-row table
# with IN subquery in WHERE condition
#
CREATE TABLE ot (
col_int_nokey int(11),
col_varchar_nokey varchar(1)
) ;
INSERT INTO ot VALUES (1,'x');
CREATE TABLE it1(
col_int_key int(11),
col_varchar_key varchar(1),
KEY idx_cvk_cik (col_varchar_key,col_int_key)
);
INSERT INTO it1 VALUES (NULL,'x'), (NULL,'f');
CREATE TABLE it2 (
col_int_key int(11),
col_varchar_key varchar(1),
col_varchar_key2 varchar(1),
KEY idx_cvk_cvk2_cik (col_varchar_key, col_varchar_key2, col_int_key),
KEY idx_cvk_cik (col_varchar_key, col_int_key)
);
INSERT INTO it2 VALUES (NULL,'x','x'), (NULL,'f','f');
EXPLAIN
SELECT col_int_nokey FROM ot
WHERE col_varchar_nokey IN
(SELECT col_varchar_key FROM it1 WHERE col_int_key IS NULL);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY ot system NULL NULL NULL NULL 1
1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 5 func 1
2 MATERIALIZED it1 ref idx_cvk_cik idx_cvk_cik 9 const,const 1 Using where; Using index
SELECT col_int_nokey FROM ot
WHERE col_varchar_nokey IN
(SELECT col_varchar_key FROM it1 WHERE col_int_key IS NULL);
col_int_nokey
1
EXPLAIN
SELECT col_int_nokey FROM ot
WHERE (col_varchar_nokey, 'x') IN
(SELECT col_varchar_key, col_varchar_key2 FROM it2);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY ot system NULL NULL NULL NULL 1
1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 10 func,func 1
2 MATERIALIZED it2 ref idx_cvk_cvk2_cik,idx_cvk_cik idx_cvk_cvk2_cik 8 const,const 1 Using where; Using index
SELECT col_int_nokey FROM ot
WHERE (col_varchar_nokey, 'x') IN
(SELECT col_varchar_key, col_varchar_key2 FROM it2);
col_int_nokey
1
DROP TABLE ot,it1,it2;
End of 5.2 tests
#
# BUG#779885: Crash in eliminate_item_equal with materialization=on in
# maria-5.3
#
CREATE TABLE t1 ( f1 int );
INSERT INTO t1 VALUES (19), (20);
......@@ -5897,32 +6054,6 @@ b c
9 NULL
SET optimizer_switch=@save_optimizer_switch;
drop table t1, t2, t3;
End of 5.3 tests
#
# Bug#12763207 - ASSERT IN SUBSELECT::SINGLE_VALUE_TRANSFORMER
#
CREATE TABLE t1(a1 int);
INSERT INTO t1 VALUES (1),(2);
CREATE TABLE t2(a1 int);
INSERT INTO t2 VALUES (3);
SELECT @@session.sql_mode INTO @old_sql_mode;
SET SESSION sql_mode='ONLY_FULL_GROUP_BY';
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 2 FROM t2);
1
1
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 2.0 FROM t2);
1
1
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 'a' FROM t2);
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT a1 FROM t2);
1
1
1
SET SESSION sql_mode=@old_sql_mode;
DROP TABLE t1, t2;
#
# BUG#50257: Missing info in REF column of the EXPLAIN
# lines for subselects
......@@ -5945,6 +6076,54 @@ id select_type table type possible_keys key key_len ref rows Extra
DROP TABLE t1;
#
# Bug#11764086: Null left operand to NOT IN in WHERE clause
# behaves differently than real NULL
#
CREATE TABLE parent (id int);
INSERT INTO parent VALUES (1), (2);
CREATE TABLE child (parent_id int, other int);
INSERT INTO child VALUES (1,NULL);
# Offending query (c.parent_id is NULL for null-complemented rows only)
SELECT p.id, c.parent_id
FROM parent p
LEFT JOIN child c
ON p.id = c.parent_id
WHERE c.parent_id NOT IN (
SELECT parent_id
FROM child
WHERE parent_id = 3
);
id parent_id
1 1
2 NULL
# Some syntactic variations with IS FALSE and IS NOT TRUE
SELECT p.id, c.parent_id
FROM parent p
LEFT JOIN child c
ON p.id = c.parent_id
WHERE c.parent_id IN (
SELECT parent_id
FROM child
WHERE parent_id = 3
) IS NOT TRUE;
id parent_id
1 1
2 NULL
SELECT p.id, c.parent_id
FROM parent p
LEFT JOIN child c
ON p.id = c.parent_id
WHERE c.parent_id IN (
SELECT parent_id
FROM child
WHERE parent_id = 3
) IS FALSE;
id parent_id
1 1
2 NULL
DROP TABLE parent, child;
# End of test for bug#11764086.
#
# Bug 11765699 - 58690: !TABLE || (!TABLE->READ_SET ||
# BITMAP_IS_SET(TABLE->READ_SET, FIELD_INDEX
#
......@@ -6283,5 +6462,14 @@ SELECT ( SELECT b FROM t2 WHERE b = a OR rand() * 0) FROM t1;
1
NULL
drop table t1,t2,t3;
#
# LP BUG#905353 Wrong non-empty result with a constant table,
# aggregate function in subquery, MyISAM or Aria
#
CREATE TABLE t1 ( a INT ) ENGINE=MyISAM;
INSERT INTO t1 VALUES (1);
SELECT a FROM t1 WHERE ( SELECT MIN(a) = 100 );
a
drop table t1;
# return optimizer switch changed in the beginning of this test
set optimizer_switch=@subselect_tmp;
mysql-test/r/subselect3.result
View file @ 0d0e68da
......@@ -125,6 +125,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 50
select 'No key lookups, seq reads: 29= 5 reads from t2 + 4 * 6 reads from t1.' Z;
Z
......
mysql-test/r/subselect3_jcl6.result
View file @ 0d0e68da
......@@ -135,6 +135,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 50
select 'No key lookups, seq reads: 29= 5 reads from t2 + 4 * 6 reads from t1.' Z;
Z
......@@ -1153,7 +1154,7 @@ insert into t4 select a from t3;
explain select * from t3 where a in (select t1.kp1 from t1,t4 where kp1<20
and t4.pk=t1.c);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 range kp1 kp1 5 NULL 48 Using index condition; Using where; Rowid-ordered scan; LooseScan
1 PRIMARY t1 range kp1 kp1 5 NULL 48 Using index condition; Using where; LooseScan
1 PRIMARY t4 eq_ref PRIMARY PRIMARY 4 test.t1.c 1 Using index; FirstMatch(t1)
1 PRIMARY t3 ALL NULL NULL NULL NULL 100 Using where; Using join buffer (flat, BNL join)
drop table t1, t3, t4;
......
mysql-test/r/subselect4.result
View file @ 0d0e68da
......@@ -711,7 +711,7 @@ EXPLAIN
SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT min(f3)+f3, min(f4)+f3+max(f4) FROM t2);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL No matching min/max row
2 SUBQUERY NULL NULL NULL NULL NULL NULL NULL No matching min/max row
SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT min(f3)+f3, min(f4)+f3+max(f4) FROM t2);
f1 f2
SET @@optimizer_switch = 'materialization=off,in_to_exists=on,semijoin=off';
......@@ -802,7 +802,7 @@ EXPLAIN
SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT min(f3)+f3, min(f4)+f3+max(f4) FROM t2);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL No matching min/max row
2 SUBQUERY NULL NULL NULL NULL NULL NULL NULL No matching min/max row
SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT min(f3)+f3, min(f4)+f3+max(f4) FROM t2);
f1 f2
INSERT INTO t1 VALUES (1, 2);
......@@ -897,7 +897,7 @@ EXPLAIN
SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT min(f3)+f3, min(f4)+f3+max(f4) FROM t2 WHERE f3 > 10);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 2
2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL No matching min/max row
2 SUBQUERY NULL NULL NULL NULL NULL NULL NULL No matching min/max row
SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT min(f3)+f3, min(f4)+f3+max(f4) FROM t2 WHERE f3 > 10);
f1 f2
SET @@optimizer_switch = 'materialization=off,in_to_exists=on,semijoin=off';
......@@ -988,7 +988,7 @@ EXPLAIN
SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT min(f3)+f3, min(f4)+f3+max(f4) FROM t2 WHERE f3 > 10);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 2
2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL No matching min/max row
2 SUBQUERY NULL NULL NULL NULL NULL NULL NULL No matching min/max row
SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT min(f3)+f3, min(f4)+f3+max(f4) FROM t2 WHERE f3 > 10);
f1 f2
set @@optimizer_switch=@save_optimizer_switch;
......
mysql-test/r/subselect_cache.result
View file @ 0d0e68da
......@@ -37,6 +37,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 31
set optimizer_switch='subquery_cache=off';
flush status;
......@@ -64,6 +65,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 61
set optimizer_switch='subquery_cache=on';
#single value subquery test (where)
......@@ -90,6 +92,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 31
set optimizer_switch='subquery_cache=off';
flush status;
......@@ -115,6 +118,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 61
set optimizer_switch='subquery_cache=on';
#single value subquery test (having)
......@@ -141,6 +145,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 31
set optimizer_switch='subquery_cache=off';
flush status;
......@@ -166,6 +171,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 61
set optimizer_switch='subquery_cache=on';
#single value subquery test (OUTER JOIN ON)
......@@ -264,6 +270,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 442
set optimizer_switch='subquery_cache=off';
flush status;
......@@ -361,6 +368,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 472
set optimizer_switch='subquery_cache=on';
#single value subquery test (GROUP BY)
......@@ -383,6 +391,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 4
Handler_read_rnd_deleted 0
Handler_read_rnd_next 36
set optimizer_switch='subquery_cache=off';
flush status;
......@@ -404,6 +413,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 4
Handler_read_rnd_deleted 0
Handler_read_rnd_next 86
set optimizer_switch='subquery_cache=on';
#single value subquery test (distinct GROUP BY)
......@@ -426,6 +436,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 4
Handler_read_rnd_deleted 0
Handler_read_rnd_next 41
set optimizer_switch='subquery_cache=off';
flush status;
......@@ -447,6 +458,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 4
Handler_read_rnd_deleted 0
Handler_read_rnd_next 91
set optimizer_switch='subquery_cache=on';
#single value subquery test (ORDER BY)
......@@ -475,6 +487,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 10
Handler_read_rnd_deleted 0
Handler_read_rnd_next 42
set optimizer_switch='subquery_cache=off';
flush status;
......@@ -502,6 +515,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 10
Handler_read_rnd_deleted 0
Handler_read_rnd_next 72
set optimizer_switch='subquery_cache=on';
#single value subquery test (distinct ORDER BY)
......@@ -524,7 +538,8 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 4
Handler_read_rnd_next 37
Handler_read_rnd_deleted 1
Handler_read_rnd_next 36
set optimizer_switch='subquery_cache=off';
flush status;
select distinct a from t1 ORDER BY (select d from t2 where b=c);
......@@ -545,7 +560,8 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 4
Handler_read_rnd_next 67
Handler_read_rnd_deleted 1
Handler_read_rnd_next 66
set optimizer_switch='subquery_cache=on';
#single value subquery test (LEFT JOIN ON)
flush status;
......@@ -643,6 +659,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 141
set optimizer_switch='subquery_cache=off';
flush status;
......@@ -740,6 +757,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 671
set optimizer_switch='subquery_cache=on';
#single value subquery test (PS)
......@@ -1364,6 +1382,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 145
set optimizer_switch='subquery_cache=on';
flush status;
......@@ -1393,6 +1412,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 84
#several subqueries (several levels)
set optimizer_switch='subquery_cache=off';
......@@ -1425,6 +1445,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 127
set optimizer_switch='subquery_cache=on';
flush status;
......@@ -1454,6 +1475,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 69
#clean up
drop table t1,t2;
......@@ -1644,6 +1666,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 8
Handler_read_rnd_deleted 0
Handler_read_rnd_next 57
set optimizer_switch='subquery_cache=on';
flush status;
......@@ -1669,6 +1692,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 8
Handler_read_rnd_deleted 0
Handler_read_rnd_next 37
argument of aggregate function as parameter of subquery (illegal use)
set optimizer_switch='subquery_cache=off';
......@@ -1695,6 +1719,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 8
Handler_read_rnd_deleted 0
Handler_read_rnd_next 57
set optimizer_switch='subquery_cache=on';
flush status;
......@@ -1720,6 +1745,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 8
Handler_read_rnd_deleted 0
Handler_read_rnd_next 41
drop table t1,t2;
#test of flattening subquery optimisations and cache
......@@ -1761,6 +1787,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 16
alter table t2 drop primary key;
set optimizer_switch='default,semijoin=off,materialization=off,subquery_cache=off';
......@@ -1798,6 +1825,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 151
set optimizer_switch='default,semijoin=off,materialization=off,subquery_cache=on';
explain select * from t1 where a in (select pk from t2);
......@@ -1834,6 +1862,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 43
set optimizer_switch='default,semijoin=off,materialization=on,subquery_cache=on';
explain select * from t1 where a in (select pk from t2);
......@@ -1870,6 +1899,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 27
drop table t0,t1,t2;
set optimizer_switch='default';
......
mysql-test/r/subselect_mat.result
View file @ 0d0e68da
......@@ -1793,7 +1793,7 @@ SELECT * FROM t1
WHERE a IN ( SELECT MIN(a) FROM t1 );
id select_type table type possible_keys key key_len ref rows filtered Extra
1 PRIMARY t1 system NULL NULL NULL NULL 1 100.00
2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL Select tables optimized away
2 SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL Select tables optimized away
Warnings:
Note 1003 select 8 AS `a` from dual where <expr_cache><8>(<in_optimizer>(8,<exists>(select min(`test`.`t1`.`a`) from `test`.`t1` having (<cache>(8) = <ref_null_helper>(min(`test`.`t1`.`a`))))))
DROP TABLE t1;
......@@ -1811,6 +1811,43 @@ a b c
4 4 2
4 4 4
DROP TABLE t1,t2;
#
# BUG#922254: Assertion `0' failed at item_cmpfunc.cc:5899: Item* Item_equal::get_first(JOIN_TAB*, Item*)
#
CREATE TABLE t1 ( a VARCHAR(3) );
CREATE TABLE t2 ( b VARCHAR(3), c VARCHAR(8), KEY(c) );
INSERT INTO t2 VALUES ('USA','Abilene'),('USA','Akron');
EXPLAIN
SELECT * FROM
( SELECT * FROM t1 ) AS alias1,
t2 AS alias2
WHERE b = a AND a IN (
SELECT alias3.c
FROM t2 AS alias3, t2 AS alias4
WHERE alias4.c = alias3.b
);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
3 MATERIALIZED alias3 ALL NULL NULL NULL NULL 2
3 MATERIALIZED alias4 index c c 11 NULL 2 Using where; Using index; Using join buffer (flat, BNL join)
DROP TABLE t1,t2;
#
# BUG#928048: Query containing IN subquery with OR in the where clause returns a wrong result
#
create table t1 (a int, b int);
insert into t1 values (7,5), (3,3), (5,4), (9,3);
create table t2 (a int, b int, index i_a(a));
insert into t2 values
(4,2), (7,9), (7,4), (3,1), (5,3), (3,1), (9,4), (8,1);
explain select * from t1 where t1.a in (select a from t2 where t2.a=7 or t2.b<=1);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Using where
2 MATERIALIZED t2 ALL i_a NULL NULL NULL 8 Using where
select * from t1 where t1.a in (select a from t2 where t2.a=7 or t2.b<=1);
a b
7 5
3 3
drop table t1,t2;
# This must be at the end:
set optimizer_switch=@subselect_sj_mat_tmp;
set join_cache_level=@save_join_cache_level;
......
mysql-test/r/subselect_no_mat.result
View file @ 0d0e68da
......@@ -4622,6 +4622,13 @@ CREATE TABLE t1(a1 int);
INSERT INTO t1 VALUES (1),(2);
SELECT @@session.sql_mode INTO @old_sql_mode;
SET SESSION sql_mode='ONLY_FULL_GROUP_BY';
EXPLAIN EXTENDED
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT a1 FROM t1);
id select_type table type possible_keys key key_len ref rows filtered Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00
2 SUBQUERY t1 ALL NULL NULL NULL NULL 2 100.00
Warnings:
Note 1003 select 1 AS `1` from `test`.`t1` where <nop>(<in_optimizer>(1,((select max(`test`.`t1`.`a1`) from `test`.`t1`) > 1)))
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT a1 FROM t1);
1
1
......@@ -5324,7 +5331,6 @@ EXPLAIN EXTENDED SELECT DISTINCT 1 FROM t1,
WHERE t1.a = d1.a;
ERROR 42S22: Unknown column 'd1.a' in 'where clause'
DROP TABLE t1;
End of 5.1 tests.
Set up test tables.
CREATE TABLE t1 (
t1_id INT UNSIGNED,
......@@ -5848,10 +5854,159 @@ NULL
NULL
5
DROP TABLE t1, t2, t3;
#
# Bug#12763207 - ASSERT IN SUBSELECT::SINGLE_VALUE_TRANSFORMER
#
CREATE TABLE t1(a1 int);
INSERT INTO t1 VALUES (1),(2);
CREATE TABLE t2(a1 int);
INSERT INTO t2 VALUES (3);
SELECT @@session.sql_mode INTO @old_sql_mode;
SET SESSION sql_mode='ONLY_FULL_GROUP_BY';
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 2 FROM t2);
1
1
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 2.0 FROM t2);
1
1
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 'a' FROM t2);
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT a1 FROM t2);
1
1
1
SET SESSION sql_mode=@old_sql_mode;
DROP TABLE t1, t2;
create table t2(i int);
insert into t2 values(0);
SELECT @@session.sql_mode INTO @old_sql_mode;
SET SESSION sql_mode='ONLY_FULL_GROUP_BY';
CREATE VIEW v1 AS
SELECT 'f' FROM t2 UNION SELECT 'x' FROM t2
;
CREATE TABLE t1 (
pk int NOT NULL,
col_varchar_key varchar(1) DEFAULT NULL,
PRIMARY KEY (pk),
KEY col_varchar_key (col_varchar_key)
);
SELECT t1.pk
FROM t1
WHERE t1.col_varchar_key < ALL ( SELECT * FROM v1 )
;
pk
SET SESSION sql_mode=@old_sql_mode;
drop table t2, t1;
drop view v1;
#
# BUG#50257: Missing info in REF column of the EXPLAIN
# lines for subselects
#
CREATE TABLE t1 (a INT, b INT, INDEX (a));
INSERT INTO t1 VALUES (3, 10), (2, 20), (7, 10), (5, 20);
EXPLAIN SELECT * FROM (SELECT * FROM t1 WHERE a=7) t;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ref a a 5 const 1
EXPLAIN SELECT * FROM t1 WHERE EXISTS (SELECT * FROM t1 WHERE a=7);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 4
2 SUBQUERY t1 ref a a 5 const 1 Using index
DROP TABLE t1;
#
# BUG#12616253 - WRONG RESULT WITH EXISTS(SUBQUERY) (MISSING ROWS)
# (duplicate of LP bug #888456)
#
CREATE TABLE t1 (f1 varchar(1));
INSERT INTO t1 VALUES ('v'),('s');
CREATE TABLE t2 (f1_key varchar(1), KEY (f1_key));
INSERT INTO t2 VALUES ('j'),('v'),('c'),('m'),('d'),
('d'),('y'),('t'),('d'),('s');
EXPLAIN
SELECT table1.f1, table2.f1_key FROM t1 AS table1, t2 AS table2
WHERE EXISTS (SELECT DISTINCT f1_key FROM t2
WHERE f1_key != table2.f1_key AND f1_key >= table1.f1);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY table1 ALL NULL NULL NULL NULL 2
1 PRIMARY table2 index NULL f1_key 4 NULL 10 Using where; Using index; Using join buffer (flat, BNL join)
2 DEPENDENT SUBQUERY t2 index f1_key f1_key 4 NULL 10 Using where; Using index
SELECT table1.f1, table2.f1_key FROM t1 AS table1, t2 AS table2
WHERE EXISTS (SELECT DISTINCT f1_key FROM t2
WHERE f1_key != table2.f1_key AND f1_key >= table1.f1);
f1 f1_key
v j
s j
v v
s v
v c
s c
v m
s m
v d
s d
v d
s d
v y
s y
v t
s t
v d
s d
v s
s s
DROP TABLE t1,t2;
#
# LP bug 919427: EXPLAIN for a query over a single-row table
# with IN subquery in WHERE condition
#
CREATE TABLE ot (
col_int_nokey int(11),
col_varchar_nokey varchar(1)
) ;
INSERT INTO ot VALUES (1,'x');
CREATE TABLE it1(
col_int_key int(11),
col_varchar_key varchar(1),
KEY idx_cvk_cik (col_varchar_key,col_int_key)
);
INSERT INTO it1 VALUES (NULL,'x'), (NULL,'f');
CREATE TABLE it2 (
col_int_key int(11),
col_varchar_key varchar(1),
col_varchar_key2 varchar(1),
KEY idx_cvk_cvk2_cik (col_varchar_key, col_varchar_key2, col_int_key),
KEY idx_cvk_cik (col_varchar_key, col_int_key)
);
INSERT INTO it2 VALUES (NULL,'x','x'), (NULL,'f','f');
EXPLAIN
SELECT col_int_nokey FROM ot
WHERE col_varchar_nokey IN
(SELECT col_varchar_key FROM it1 WHERE col_int_key IS NULL);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY ot system NULL NULL NULL NULL 1
1 PRIMARY it1 ref idx_cvk_cik idx_cvk_cik 9 const,const 1 Using where; Using index; FirstMatch(ot)
SELECT col_int_nokey FROM ot
WHERE col_varchar_nokey IN
(SELECT col_varchar_key FROM it1 WHERE col_int_key IS NULL);
col_int_nokey
1
EXPLAIN
SELECT col_int_nokey FROM ot
WHERE (col_varchar_nokey, 'x') IN
(SELECT col_varchar_key, col_varchar_key2 FROM it2);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY ot system NULL NULL NULL NULL 1
1 PRIMARY it2 ref idx_cvk_cvk2_cik,idx_cvk_cik idx_cvk_cvk2_cik 8 const,const 1 Using where; Using index; FirstMatch(ot)
SELECT col_int_nokey FROM ot
WHERE (col_varchar_nokey, 'x') IN
(SELECT col_varchar_key, col_varchar_key2 FROM it2);
col_int_nokey
1
DROP TABLE ot,it1,it2;
End of 5.2 tests
#
# BUG#779885: Crash in eliminate_item_equal with materialization=on in
# maria-5.3
#
CREATE TABLE t1 ( f1 int );
INSERT INTO t1 VALUES (19), (20);
......@@ -5898,32 +6053,6 @@ b c
9 NULL
SET optimizer_switch=@save_optimizer_switch;
drop table t1, t2, t3;
End of 5.3 tests
#
# Bug#12763207 - ASSERT IN SUBSELECT::SINGLE_VALUE_TRANSFORMER
#
CREATE TABLE t1(a1 int);
INSERT INTO t1 VALUES (1),(2);
CREATE TABLE t2(a1 int);
INSERT INTO t2 VALUES (3);
SELECT @@session.sql_mode INTO @old_sql_mode;
SET SESSION sql_mode='ONLY_FULL_GROUP_BY';
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 2 FROM t2);
1
1
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 2.0 FROM t2);
1
1
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 'a' FROM t2);
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT a1 FROM t2);
1
1
1
SET SESSION sql_mode=@old_sql_mode;
DROP TABLE t1, t2;
#
# BUG#50257: Missing info in REF column of the EXPLAIN
# lines for subselects
......@@ -5946,6 +6075,54 @@ id select_type table type possible_keys key key_len ref rows Extra
DROP TABLE t1;
#
# Bug#11764086: Null left operand to NOT IN in WHERE clause
# behaves differently than real NULL
#
CREATE TABLE parent (id int);
INSERT INTO parent VALUES (1), (2);
CREATE TABLE child (parent_id int, other int);
INSERT INTO child VALUES (1,NULL);
# Offending query (c.parent_id is NULL for null-complemented rows only)
SELECT p.id, c.parent_id
FROM parent p
LEFT JOIN child c
ON p.id = c.parent_id
WHERE c.parent_id NOT IN (
SELECT parent_id
FROM child
WHERE parent_id = 3
);
id parent_id
1 1
2 NULL
# Some syntactic variations with IS FALSE and IS NOT TRUE
SELECT p.id, c.parent_id
FROM parent p
LEFT JOIN child c
ON p.id = c.parent_id
WHERE c.parent_id IN (
SELECT parent_id
FROM child
WHERE parent_id = 3
) IS NOT TRUE;
id parent_id
1 1
2 NULL
SELECT p.id, c.parent_id
FROM parent p
LEFT JOIN child c
ON p.id = c.parent_id
WHERE c.parent_id IN (
SELECT parent_id
FROM child
WHERE parent_id = 3
) IS FALSE;
id parent_id
1 1
2 NULL
DROP TABLE parent, child;
# End of test for bug#11764086.
#
# Bug 11765699 - 58690: !TABLE || (!TABLE->READ_SET ||
# BITMAP_IS_SET(TABLE->READ_SET, FIELD_INDEX
#
......@@ -6284,6 +6461,15 @@ SELECT ( SELECT b FROM t2 WHERE b = a OR rand() * 0) FROM t1;
1
NULL
drop table t1,t2,t3;
#
# LP BUG#905353 Wrong non-empty result with a constant table,
# aggregate function in subquery, MyISAM or Aria
#
CREATE TABLE t1 ( a INT ) ENGINE=MyISAM;
INSERT INTO t1 VALUES (1);
SELECT a FROM t1 WHERE ( SELECT MIN(a) = 100 );
a
drop table t1;
# return optimizer switch changed in the beginning of this test
set optimizer_switch=@subselect_tmp;
set optimizer_switch=default;
......
mysql-test/r/subselect_no_opts.result
View file @ 0d0e68da
......@@ -4618,6 +4618,13 @@ CREATE TABLE t1(a1 int);
INSERT INTO t1 VALUES (1),(2);
SELECT @@session.sql_mode INTO @old_sql_mode;
SET SESSION sql_mode='ONLY_FULL_GROUP_BY';
EXPLAIN EXTENDED
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT a1 FROM t1);
id select_type table type possible_keys key key_len ref rows filtered Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00
2 SUBQUERY t1 ALL NULL NULL NULL NULL 2 100.00
Warnings:
Note 1003 select 1 AS `1` from `test`.`t1` where <nop>(<in_optimizer>(1,((select max(`test`.`t1`.`a1`) from `test`.`t1`) > 1)))
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT a1 FROM t1);
1
1
......@@ -5320,7 +5327,6 @@ EXPLAIN EXTENDED SELECT DISTINCT 1 FROM t1,
WHERE t1.a = d1.a;
ERROR 42S22: Unknown column 'd1.a' in 'where clause'
DROP TABLE t1;
End of 5.1 tests.
Set up test tables.
CREATE TABLE t1 (
t1_id INT UNSIGNED,
......@@ -5844,10 +5850,159 @@ NULL
NULL
5
DROP TABLE t1, t2, t3;
#
# Bug#12763207 - ASSERT IN SUBSELECT::SINGLE_VALUE_TRANSFORMER
#
CREATE TABLE t1(a1 int);
INSERT INTO t1 VALUES (1),(2);
CREATE TABLE t2(a1 int);
INSERT INTO t2 VALUES (3);
SELECT @@session.sql_mode INTO @old_sql_mode;
SET SESSION sql_mode='ONLY_FULL_GROUP_BY';
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 2 FROM t2);
1
1
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 2.0 FROM t2);
1
1
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 'a' FROM t2);
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT a1 FROM t2);
1
1
1
SET SESSION sql_mode=@old_sql_mode;
DROP TABLE t1, t2;
create table t2(i int);
insert into t2 values(0);
SELECT @@session.sql_mode INTO @old_sql_mode;
SET SESSION sql_mode='ONLY_FULL_GROUP_BY';
CREATE VIEW v1 AS
SELECT 'f' FROM t2 UNION SELECT 'x' FROM t2
;
CREATE TABLE t1 (
pk int NOT NULL,
col_varchar_key varchar(1) DEFAULT NULL,
PRIMARY KEY (pk),
KEY col_varchar_key (col_varchar_key)
);
SELECT t1.pk
FROM t1
WHERE t1.col_varchar_key < ALL ( SELECT * FROM v1 )
;
pk
SET SESSION sql_mode=@old_sql_mode;
drop table t2, t1;
drop view v1;
#
# BUG#50257: Missing info in REF column of the EXPLAIN
# lines for subselects
#
CREATE TABLE t1 (a INT, b INT, INDEX (a));
INSERT INTO t1 VALUES (3, 10), (2, 20), (7, 10), (5, 20);
EXPLAIN SELECT * FROM (SELECT * FROM t1 WHERE a=7) t;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ref a a 5 const 1
EXPLAIN SELECT * FROM t1 WHERE EXISTS (SELECT * FROM t1 WHERE a=7);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 4
2 SUBQUERY t1 ref a a 5 const 1 Using index
DROP TABLE t1;
#
# BUG#12616253 - WRONG RESULT WITH EXISTS(SUBQUERY) (MISSING ROWS)
# (duplicate of LP bug #888456)
#
CREATE TABLE t1 (f1 varchar(1));
INSERT INTO t1 VALUES ('v'),('s');
CREATE TABLE t2 (f1_key varchar(1), KEY (f1_key));
INSERT INTO t2 VALUES ('j'),('v'),('c'),('m'),('d'),
('d'),('y'),('t'),('d'),('s');
EXPLAIN
SELECT table1.f1, table2.f1_key FROM t1 AS table1, t2 AS table2
WHERE EXISTS (SELECT DISTINCT f1_key FROM t2
WHERE f1_key != table2.f1_key AND f1_key >= table1.f1);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY table1 ALL NULL NULL NULL NULL 2
1 PRIMARY table2 index NULL f1_key 4 NULL 10 Using where; Using index; Using join buffer (flat, BNL join)
2 DEPENDENT SUBQUERY t2 index f1_key f1_key 4 NULL 10 Using where; Using index
SELECT table1.f1, table2.f1_key FROM t1 AS table1, t2 AS table2
WHERE EXISTS (SELECT DISTINCT f1_key FROM t2
WHERE f1_key != table2.f1_key AND f1_key >= table1.f1);
f1 f1_key
v j
s j
v v
s v
v c
s c
v m
s m
v d
s d
v d
s d
v y
s y
v t
s t
v d
s d
v s
s s
DROP TABLE t1,t2;
#
# LP bug 919427: EXPLAIN for a query over a single-row table
# with IN subquery in WHERE condition
#
CREATE TABLE ot (
col_int_nokey int(11),
col_varchar_nokey varchar(1)
) ;
INSERT INTO ot VALUES (1,'x');
CREATE TABLE it1(
col_int_key int(11),
col_varchar_key varchar(1),
KEY idx_cvk_cik (col_varchar_key,col_int_key)
);
INSERT INTO it1 VALUES (NULL,'x'), (NULL,'f');
CREATE TABLE it2 (
col_int_key int(11),
col_varchar_key varchar(1),
col_varchar_key2 varchar(1),
KEY idx_cvk_cvk2_cik (col_varchar_key, col_varchar_key2, col_int_key),
KEY idx_cvk_cik (col_varchar_key, col_int_key)
);
INSERT INTO it2 VALUES (NULL,'x','x'), (NULL,'f','f');
EXPLAIN
SELECT col_int_nokey FROM ot
WHERE col_varchar_nokey IN
(SELECT col_varchar_key FROM it1 WHERE col_int_key IS NULL);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY ot system NULL NULL NULL NULL 1
2 DEPENDENT SUBQUERY it1 index_subquery idx_cvk_cik idx_cvk_cik 9 func,const 2 Using index; Using where
SELECT col_int_nokey FROM ot
WHERE col_varchar_nokey IN
(SELECT col_varchar_key FROM it1 WHERE col_int_key IS NULL);
col_int_nokey
1
EXPLAIN
SELECT col_int_nokey FROM ot
WHERE (col_varchar_nokey, 'x') IN
(SELECT col_varchar_key, col_varchar_key2 FROM it2);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY ot system NULL NULL NULL NULL 1
2 DEPENDENT SUBQUERY it2 index_subquery idx_cvk_cvk2_cik,idx_cvk_cik idx_cvk_cvk2_cik 8 func,const 1 Using index; Using where
SELECT col_int_nokey FROM ot
WHERE (col_varchar_nokey, 'x') IN
(SELECT col_varchar_key, col_varchar_key2 FROM it2);
col_int_nokey
1
DROP TABLE ot,it1,it2;
End of 5.2 tests
#
# BUG#779885: Crash in eliminate_item_equal with materialization=on in
# maria-5.3
#
CREATE TABLE t1 ( f1 int );
INSERT INTO t1 VALUES (19), (20);
......@@ -5894,32 +6049,6 @@ b c
9 NULL
SET optimizer_switch=@save_optimizer_switch;
drop table t1, t2, t3;
End of 5.3 tests
#
# Bug#12763207 - ASSERT IN SUBSELECT::SINGLE_VALUE_TRANSFORMER
#
CREATE TABLE t1(a1 int);
INSERT INTO t1 VALUES (1),(2);
CREATE TABLE t2(a1 int);
INSERT INTO t2 VALUES (3);
SELECT @@session.sql_mode INTO @old_sql_mode;
SET SESSION sql_mode='ONLY_FULL_GROUP_BY';
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 2 FROM t2);
1
1
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 2.0 FROM t2);
1
1
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 'a' FROM t2);
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT a1 FROM t2);
1
1
1
SET SESSION sql_mode=@old_sql_mode;
DROP TABLE t1, t2;
#
# BUG#50257: Missing info in REF column of the EXPLAIN
# lines for subselects
......@@ -5942,6 +6071,54 @@ id select_type table type possible_keys key key_len ref rows Extra
DROP TABLE t1;
#
# Bug#11764086: Null left operand to NOT IN in WHERE clause
# behaves differently than real NULL
#
CREATE TABLE parent (id int);
INSERT INTO parent VALUES (1), (2);
CREATE TABLE child (parent_id int, other int);
INSERT INTO child VALUES (1,NULL);
# Offending query (c.parent_id is NULL for null-complemented rows only)
SELECT p.id, c.parent_id
FROM parent p
LEFT JOIN child c
ON p.id = c.parent_id
WHERE c.parent_id NOT IN (
SELECT parent_id
FROM child
WHERE parent_id = 3
);
id parent_id
1 1
2 NULL
# Some syntactic variations with IS FALSE and IS NOT TRUE
SELECT p.id, c.parent_id
FROM parent p
LEFT JOIN child c
ON p.id = c.parent_id
WHERE c.parent_id IN (
SELECT parent_id
FROM child
WHERE parent_id = 3
) IS NOT TRUE;
id parent_id
1 1
2 NULL
SELECT p.id, c.parent_id
FROM parent p
LEFT JOIN child c
ON p.id = c.parent_id
WHERE c.parent_id IN (
SELECT parent_id
FROM child
WHERE parent_id = 3
) IS FALSE;
id parent_id
1 1
2 NULL
DROP TABLE parent, child;
# End of test for bug#11764086.
#
# Bug 11765699 - 58690: !TABLE || (!TABLE->READ_SET ||
# BITMAP_IS_SET(TABLE->READ_SET, FIELD_INDEX
#
......@@ -6280,6 +6457,15 @@ SELECT ( SELECT b FROM t2 WHERE b = a OR rand() * 0) FROM t1;
1
NULL
drop table t1,t2,t3;
#
# LP BUG#905353 Wrong non-empty result with a constant table,
# aggregate function in subquery, MyISAM or Aria
#
CREATE TABLE t1 ( a INT ) ENGINE=MyISAM;
INSERT INTO t1 VALUES (1);
SELECT a FROM t1 WHERE ( SELECT MIN(a) = 100 );
a
drop table t1;
# return optimizer switch changed in the beginning of this test
set optimizer_switch=@subselect_tmp;
set @optimizer_switch_for_subselect_test=null;
mysql-test/r/subselect_no_scache.result
View file @ 0d0e68da
......@@ -4626,6 +4626,13 @@ CREATE TABLE t1(a1 int);
INSERT INTO t1 VALUES (1),(2);
SELECT @@session.sql_mode INTO @old_sql_mode;
SET SESSION sql_mode='ONLY_FULL_GROUP_BY';
EXPLAIN EXTENDED
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT a1 FROM t1);
id select_type table type possible_keys key key_len ref rows filtered Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00
2 SUBQUERY t1 ALL NULL NULL NULL NULL 2 100.00
Warnings:
Note 1003 select 1 AS `1` from `test`.`t1` where <nop>(<in_optimizer>(1,((select max(`test`.`t1`.`a1`) from `test`.`t1`) > 1)))
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT a1 FROM t1);
1
1
......@@ -5328,7 +5335,6 @@ EXPLAIN EXTENDED SELECT DISTINCT 1 FROM t1,
WHERE t1.a = d1.a;
ERROR 42S22: Unknown column 'd1.a' in 'where clause'
DROP TABLE t1;
End of 5.1 tests.
Set up test tables.
CREATE TABLE t1 (
t1_id INT UNSIGNED,
......@@ -5853,10 +5859,161 @@ NULL
NULL
5
DROP TABLE t1, t2, t3;
#
# Bug#12763207 - ASSERT IN SUBSELECT::SINGLE_VALUE_TRANSFORMER
#
CREATE TABLE t1(a1 int);
INSERT INTO t1 VALUES (1),(2);
CREATE TABLE t2(a1 int);
INSERT INTO t2 VALUES (3);
SELECT @@session.sql_mode INTO @old_sql_mode;
SET SESSION sql_mode='ONLY_FULL_GROUP_BY';
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 2 FROM t2);
1
1
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 2.0 FROM t2);
1
1
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 'a' FROM t2);
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT a1 FROM t2);
1
1
1
SET SESSION sql_mode=@old_sql_mode;
DROP TABLE t1, t2;
create table t2(i int);
insert into t2 values(0);
SELECT @@session.sql_mode INTO @old_sql_mode;
SET SESSION sql_mode='ONLY_FULL_GROUP_BY';
CREATE VIEW v1 AS
SELECT 'f' FROM t2 UNION SELECT 'x' FROM t2
;
CREATE TABLE t1 (
pk int NOT NULL,
col_varchar_key varchar(1) DEFAULT NULL,
PRIMARY KEY (pk),
KEY col_varchar_key (col_varchar_key)
);
SELECT t1.pk
FROM t1
WHERE t1.col_varchar_key < ALL ( SELECT * FROM v1 )
;
pk
SET SESSION sql_mode=@old_sql_mode;
drop table t2, t1;
drop view v1;
#
# BUG#50257: Missing info in REF column of the EXPLAIN
# lines for subselects
#
CREATE TABLE t1 (a INT, b INT, INDEX (a));
INSERT INTO t1 VALUES (3, 10), (2, 20), (7, 10), (5, 20);
EXPLAIN SELECT * FROM (SELECT * FROM t1 WHERE a=7) t;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ref a a 5 const 1
EXPLAIN SELECT * FROM t1 WHERE EXISTS (SELECT * FROM t1 WHERE a=7);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 4
2 SUBQUERY t1 ref a a 5 const 1 Using index
DROP TABLE t1;
#
# BUG#12616253 - WRONG RESULT WITH EXISTS(SUBQUERY) (MISSING ROWS)
# (duplicate of LP bug #888456)
#
CREATE TABLE t1 (f1 varchar(1));
INSERT INTO t1 VALUES ('v'),('s');
CREATE TABLE t2 (f1_key varchar(1), KEY (f1_key));
INSERT INTO t2 VALUES ('j'),('v'),('c'),('m'),('d'),
('d'),('y'),('t'),('d'),('s');
EXPLAIN
SELECT table1.f1, table2.f1_key FROM t1 AS table1, t2 AS table2
WHERE EXISTS (SELECT DISTINCT f1_key FROM t2
WHERE f1_key != table2.f1_key AND f1_key >= table1.f1);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY table1 ALL NULL NULL NULL NULL 2
1 PRIMARY table2 index NULL f1_key 4 NULL 10 Using where; Using index; Using join buffer (flat, BNL join)
2 DEPENDENT SUBQUERY t2 index f1_key f1_key 4 NULL 10 Using where; Using index
SELECT table1.f1, table2.f1_key FROM t1 AS table1, t2 AS table2
WHERE EXISTS (SELECT DISTINCT f1_key FROM t2
WHERE f1_key != table2.f1_key AND f1_key >= table1.f1);
f1 f1_key
v j
s j
v v
s v
v c
s c
v m
s m
v d
s d
v d
s d
v y
s y
v t
s t
v d
s d
v s
s s
DROP TABLE t1,t2;
#
# LP bug 919427: EXPLAIN for a query over a single-row table
# with IN subquery in WHERE condition
#
CREATE TABLE ot (
col_int_nokey int(11),
col_varchar_nokey varchar(1)
) ;
INSERT INTO ot VALUES (1,'x');
CREATE TABLE it1(
col_int_key int(11),
col_varchar_key varchar(1),
KEY idx_cvk_cik (col_varchar_key,col_int_key)
);
INSERT INTO it1 VALUES (NULL,'x'), (NULL,'f');
CREATE TABLE it2 (
col_int_key int(11),
col_varchar_key varchar(1),
col_varchar_key2 varchar(1),
KEY idx_cvk_cvk2_cik (col_varchar_key, col_varchar_key2, col_int_key),
KEY idx_cvk_cik (col_varchar_key, col_int_key)
);
INSERT INTO it2 VALUES (NULL,'x','x'), (NULL,'f','f');
EXPLAIN
SELECT col_int_nokey FROM ot
WHERE col_varchar_nokey IN
(SELECT col_varchar_key FROM it1 WHERE col_int_key IS NULL);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY ot system NULL NULL NULL NULL 1
1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 5 func 1
2 MATERIALIZED it1 ref idx_cvk_cik idx_cvk_cik 9 const,const 1 Using where; Using index
SELECT col_int_nokey FROM ot
WHERE col_varchar_nokey IN
(SELECT col_varchar_key FROM it1 WHERE col_int_key IS NULL);
col_int_nokey
1
EXPLAIN
SELECT col_int_nokey FROM ot
WHERE (col_varchar_nokey, 'x') IN
(SELECT col_varchar_key, col_varchar_key2 FROM it2);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY ot system NULL NULL NULL NULL 1
1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 10 func,func 1
2 MATERIALIZED it2 ref idx_cvk_cvk2_cik,idx_cvk_cik idx_cvk_cvk2_cik 8 const,const 1 Using where; Using index
SELECT col_int_nokey FROM ot
WHERE (col_varchar_nokey, 'x') IN
(SELECT col_varchar_key, col_varchar_key2 FROM it2);
col_int_nokey
1
DROP TABLE ot,it1,it2;
End of 5.2 tests
#
# BUG#779885: Crash in eliminate_item_equal with materialization=on in
# maria-5.3
#
CREATE TABLE t1 ( f1 int );
INSERT INTO t1 VALUES (19), (20);
......@@ -5903,32 +6060,6 @@ b c
9 NULL
SET optimizer_switch=@save_optimizer_switch;
drop table t1, t2, t3;
End of 5.3 tests
#
# Bug#12763207 - ASSERT IN SUBSELECT::SINGLE_VALUE_TRANSFORMER
#
CREATE TABLE t1(a1 int);
INSERT INTO t1 VALUES (1),(2);
CREATE TABLE t2(a1 int);
INSERT INTO t2 VALUES (3);
SELECT @@session.sql_mode INTO @old_sql_mode;
SET SESSION sql_mode='ONLY_FULL_GROUP_BY';
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 2 FROM t2);
1
1
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 2.0 FROM t2);
1
1
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 'a' FROM t2);
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT a1 FROM t2);
1
1
1
SET SESSION sql_mode=@old_sql_mode;
DROP TABLE t1, t2;
#
# BUG#50257: Missing info in REF column of the EXPLAIN
# lines for subselects
......@@ -5951,6 +6082,54 @@ id select_type table type possible_keys key key_len ref rows Extra
DROP TABLE t1;
#
# Bug#11764086: Null left operand to NOT IN in WHERE clause
# behaves differently than real NULL
#
CREATE TABLE parent (id int);
INSERT INTO parent VALUES (1), (2);
CREATE TABLE child (parent_id int, other int);
INSERT INTO child VALUES (1,NULL);
# Offending query (c.parent_id is NULL for null-complemented rows only)
SELECT p.id, c.parent_id
FROM parent p
LEFT JOIN child c
ON p.id = c.parent_id
WHERE c.parent_id NOT IN (
SELECT parent_id
FROM child
WHERE parent_id = 3
);
id parent_id
1 1
2 NULL
# Some syntactic variations with IS FALSE and IS NOT TRUE
SELECT p.id, c.parent_id
FROM parent p
LEFT JOIN child c
ON p.id = c.parent_id
WHERE c.parent_id IN (
SELECT parent_id
FROM child
WHERE parent_id = 3
) IS NOT TRUE;
id parent_id
1 1
2 NULL
SELECT p.id, c.parent_id
FROM parent p
LEFT JOIN child c
ON p.id = c.parent_id
WHERE c.parent_id IN (
SELECT parent_id
FROM child
WHERE parent_id = 3
) IS FALSE;
id parent_id
1 1
2 NULL
DROP TABLE parent, child;
# End of test for bug#11764086.
#
# Bug 11765699 - 58690: !TABLE || (!TABLE->READ_SET ||
# BITMAP_IS_SET(TABLE->READ_SET, FIELD_INDEX
#
......@@ -6289,6 +6468,15 @@ SELECT ( SELECT b FROM t2 WHERE b = a OR rand() * 0) FROM t1;
1
NULL
drop table t1,t2,t3;
#
# LP BUG#905353 Wrong non-empty result with a constant table,
# aggregate function in subquery, MyISAM or Aria
#
CREATE TABLE t1 ( a INT ) ENGINE=MyISAM;
INSERT INTO t1 VALUES (1);
SELECT a FROM t1 WHERE ( SELECT MIN(a) = 100 );
a
drop table t1;
# return optimizer switch changed in the beginning of this test
set optimizer_switch=@subselect_tmp;
set optimizer_switch=default;
......
mysql-test/r/subselect_no_semijoin.result
View file @ 0d0e68da
......@@ -4618,6 +4618,13 @@ CREATE TABLE t1(a1 int);
INSERT INTO t1 VALUES (1),(2);
SELECT @@session.sql_mode INTO @old_sql_mode;
SET SESSION sql_mode='ONLY_FULL_GROUP_BY';
EXPLAIN EXTENDED
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT a1 FROM t1);
id select_type table type possible_keys key key_len ref rows filtered Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00
2 SUBQUERY t1 ALL NULL NULL NULL NULL 2 100.00
Warnings:
Note 1003 select 1 AS `1` from `test`.`t1` where <nop>(<in_optimizer>(1,((select max(`test`.`t1`.`a1`) from `test`.`t1`) > 1)))
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT a1 FROM t1);
1
1
......@@ -5320,7 +5327,6 @@ EXPLAIN EXTENDED SELECT DISTINCT 1 FROM t1,
WHERE t1.a = d1.a;
ERROR 42S22: Unknown column 'd1.a' in 'where clause'
DROP TABLE t1;
End of 5.1 tests.
Set up test tables.
CREATE TABLE t1 (
t1_id INT UNSIGNED,
......@@ -5844,10 +5850,159 @@ NULL
NULL
5
DROP TABLE t1, t2, t3;
#
# Bug#12763207 - ASSERT IN SUBSELECT::SINGLE_VALUE_TRANSFORMER
#
CREATE TABLE t1(a1 int);
INSERT INTO t1 VALUES (1),(2);
CREATE TABLE t2(a1 int);
INSERT INTO t2 VALUES (3);
SELECT @@session.sql_mode INTO @old_sql_mode;
SET SESSION sql_mode='ONLY_FULL_GROUP_BY';
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 2 FROM t2);
1
1
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 2.0 FROM t2);
1
1
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 'a' FROM t2);
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT a1 FROM t2);
1
1
1
SET SESSION sql_mode=@old_sql_mode;
DROP TABLE t1, t2;
create table t2(i int);
insert into t2 values(0);
SELECT @@session.sql_mode INTO @old_sql_mode;
SET SESSION sql_mode='ONLY_FULL_GROUP_BY';
CREATE VIEW v1 AS
SELECT 'f' FROM t2 UNION SELECT 'x' FROM t2
;
CREATE TABLE t1 (
pk int NOT NULL,
col_varchar_key varchar(1) DEFAULT NULL,
PRIMARY KEY (pk),
KEY col_varchar_key (col_varchar_key)
);
SELECT t1.pk
FROM t1
WHERE t1.col_varchar_key < ALL ( SELECT * FROM v1 )
;
pk
SET SESSION sql_mode=@old_sql_mode;
drop table t2, t1;
drop view v1;
#
# BUG#50257: Missing info in REF column of the EXPLAIN
# lines for subselects
#
CREATE TABLE t1 (a INT, b INT, INDEX (a));
INSERT INTO t1 VALUES (3, 10), (2, 20), (7, 10), (5, 20);
EXPLAIN SELECT * FROM (SELECT * FROM t1 WHERE a=7) t;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ref a a 5 const 1
EXPLAIN SELECT * FROM t1 WHERE EXISTS (SELECT * FROM t1 WHERE a=7);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 4
2 SUBQUERY t1 ref a a 5 const 1 Using index
DROP TABLE t1;
#
# BUG#12616253 - WRONG RESULT WITH EXISTS(SUBQUERY) (MISSING ROWS)
# (duplicate of LP bug #888456)
#
CREATE TABLE t1 (f1 varchar(1));
INSERT INTO t1 VALUES ('v'),('s');
CREATE TABLE t2 (f1_key varchar(1), KEY (f1_key));
INSERT INTO t2 VALUES ('j'),('v'),('c'),('m'),('d'),
('d'),('y'),('t'),('d'),('s');
EXPLAIN
SELECT table1.f1, table2.f1_key FROM t1 AS table1, t2 AS table2
WHERE EXISTS (SELECT DISTINCT f1_key FROM t2
WHERE f1_key != table2.f1_key AND f1_key >= table1.f1);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY table1 ALL NULL NULL NULL NULL 2
1 PRIMARY table2 index NULL f1_key 4 NULL 10 Using where; Using index; Using join buffer (flat, BNL join)
2 DEPENDENT SUBQUERY t2 index f1_key f1_key 4 NULL 10 Using where; Using index
SELECT table1.f1, table2.f1_key FROM t1 AS table1, t2 AS table2
WHERE EXISTS (SELECT DISTINCT f1_key FROM t2
WHERE f1_key != table2.f1_key AND f1_key >= table1.f1);
f1 f1_key
v j
s j
v v
s v
v c
s c
v m
s m
v d
s d
v d
s d
v y
s y
v t
s t
v d
s d
v s
s s
DROP TABLE t1,t2;
#
# LP bug 919427: EXPLAIN for a query over a single-row table
# with IN subquery in WHERE condition
#
CREATE TABLE ot (
col_int_nokey int(11),
col_varchar_nokey varchar(1)
) ;
INSERT INTO ot VALUES (1,'x');
CREATE TABLE it1(
col_int_key int(11),
col_varchar_key varchar(1),
KEY idx_cvk_cik (col_varchar_key,col_int_key)
);
INSERT INTO it1 VALUES (NULL,'x'), (NULL,'f');
CREATE TABLE it2 (
col_int_key int(11),
col_varchar_key varchar(1),
col_varchar_key2 varchar(1),
KEY idx_cvk_cvk2_cik (col_varchar_key, col_varchar_key2, col_int_key),
KEY idx_cvk_cik (col_varchar_key, col_int_key)
);
INSERT INTO it2 VALUES (NULL,'x','x'), (NULL,'f','f');
EXPLAIN
SELECT col_int_nokey FROM ot
WHERE col_varchar_nokey IN
(SELECT col_varchar_key FROM it1 WHERE col_int_key IS NULL);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY ot system NULL NULL NULL NULL 1
2 DEPENDENT SUBQUERY it1 index_subquery idx_cvk_cik idx_cvk_cik 9 func,const 2 Using index; Using where
SELECT col_int_nokey FROM ot
WHERE col_varchar_nokey IN
(SELECT col_varchar_key FROM it1 WHERE col_int_key IS NULL);
col_int_nokey
1
EXPLAIN
SELECT col_int_nokey FROM ot
WHERE (col_varchar_nokey, 'x') IN
(SELECT col_varchar_key, col_varchar_key2 FROM it2);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY ot system NULL NULL NULL NULL 1
2 DEPENDENT SUBQUERY it2 index_subquery idx_cvk_cvk2_cik,idx_cvk_cik idx_cvk_cvk2_cik 8 func,const 1 Using index; Using where
SELECT col_int_nokey FROM ot
WHERE (col_varchar_nokey, 'x') IN
(SELECT col_varchar_key, col_varchar_key2 FROM it2);
col_int_nokey
1
DROP TABLE ot,it1,it2;
End of 5.2 tests
#
# BUG#779885: Crash in eliminate_item_equal with materialization=on in
# maria-5.3
#
CREATE TABLE t1 ( f1 int );
INSERT INTO t1 VALUES (19), (20);
......@@ -5894,32 +6049,6 @@ b c
9 NULL
SET optimizer_switch=@save_optimizer_switch;
drop table t1, t2, t3;
End of 5.3 tests
#
# Bug#12763207 - ASSERT IN SUBSELECT::SINGLE_VALUE_TRANSFORMER
#
CREATE TABLE t1(a1 int);
INSERT INTO t1 VALUES (1),(2);
CREATE TABLE t2(a1 int);
INSERT INTO t2 VALUES (3);
SELECT @@session.sql_mode INTO @old_sql_mode;
SET SESSION sql_mode='ONLY_FULL_GROUP_BY';
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 2 FROM t2);
1
1
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 2.0 FROM t2);
1
1
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 'a' FROM t2);
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT a1 FROM t2);
1
1
1
SET SESSION sql_mode=@old_sql_mode;
DROP TABLE t1, t2;
#
# BUG#50257: Missing info in REF column of the EXPLAIN
# lines for subselects
......@@ -5942,6 +6071,54 @@ id select_type table type possible_keys key key_len ref rows Extra
DROP TABLE t1;
#
# Bug#11764086: Null left operand to NOT IN in WHERE clause
# behaves differently than real NULL
#
CREATE TABLE parent (id int);
INSERT INTO parent VALUES (1), (2);
CREATE TABLE child (parent_id int, other int);
INSERT INTO child VALUES (1,NULL);
# Offending query (c.parent_id is NULL for null-complemented rows only)
SELECT p.id, c.parent_id
FROM parent p
LEFT JOIN child c
ON p.id = c.parent_id
WHERE c.parent_id NOT IN (
SELECT parent_id
FROM child
WHERE parent_id = 3
);
id parent_id
1 1
2 NULL
# Some syntactic variations with IS FALSE and IS NOT TRUE
SELECT p.id, c.parent_id
FROM parent p
LEFT JOIN child c
ON p.id = c.parent_id
WHERE c.parent_id IN (
SELECT parent_id
FROM child
WHERE parent_id = 3
) IS NOT TRUE;
id parent_id
1 1
2 NULL
SELECT p.id, c.parent_id
FROM parent p
LEFT JOIN child c
ON p.id = c.parent_id
WHERE c.parent_id IN (
SELECT parent_id
FROM child
WHERE parent_id = 3
) IS FALSE;
id parent_id
1 1
2 NULL
DROP TABLE parent, child;
# End of test for bug#11764086.
#
# Bug 11765699 - 58690: !TABLE || (!TABLE->READ_SET ||
# BITMAP_IS_SET(TABLE->READ_SET, FIELD_INDEX
#
......@@ -6280,6 +6457,15 @@ SELECT ( SELECT b FROM t2 WHERE b = a OR rand() * 0) FROM t1;
1
NULL
drop table t1,t2,t3;
#
# LP BUG#905353 Wrong non-empty result with a constant table,
# aggregate function in subquery, MyISAM or Aria
#
CREATE TABLE t1 ( a INT ) ENGINE=MyISAM;
INSERT INTO t1 VALUES (1);
SELECT a FROM t1 WHERE ( SELECT MIN(a) = 100 );
a
drop table t1;
# return optimizer switch changed in the beginning of this test
set optimizer_switch=@subselect_tmp;
set @optimizer_switch_for_subselect_test=null;
......
mysql-test/r/subselect_sj.result
View file @ 0d0e68da
This diff is collapsed.
mysql-test/r/subselect_sj2.result
View file @ 0d0e68da
......@@ -886,5 +886,19 @@ a b b a
c c NULL NULL
DROP VIEW v1;
DROP TABLE t1,t2,t3,t4;
#
# BUG#912538: Wrong result (missing rows) with semijoin=on, firstmatch=on, ...
#
CREATE TABLE t1 ( a INT NOT NULL, UNIQUE KEY(a) );
INSERT INTO t1 VALUES (1),(2),(3),(4);
CREATE TABLE t2 ( b INT, c INT ) ENGINE=InnoDB;
INSERT INTO t2 VALUES (1,1);
SELECT * FROM t1, t2 WHERE c IN (SELECT c FROM t1, t2 WHERE a = b);
a b c
1 1 1
2 1 1
3 1 1
4 1 1
DROP TABLE t1,t2;
# This must be the last in the file:
set optimizer_switch=@subselect_sj2_tmp;
mysql-test/r/subselect_sj2_jcl6.result
View file @ 0d0e68da
......@@ -900,6 +900,20 @@ a b b a
c c NULL NULL
DROP VIEW v1;
DROP TABLE t1,t2,t3,t4;
#
# BUG#912538: Wrong result (missing rows) with semijoin=on, firstmatch=on, ...
#
CREATE TABLE t1 ( a INT NOT NULL, UNIQUE KEY(a) );
INSERT INTO t1 VALUES (1),(2),(3),(4);
CREATE TABLE t2 ( b INT, c INT ) ENGINE=InnoDB;
INSERT INTO t2 VALUES (1,1);
SELECT * FROM t1, t2 WHERE c IN (SELECT c FROM t1, t2 WHERE a = b);
a b c
1 1 1
2 1 1
3 1 1
4 1 1
DROP TABLE t1,t2;
# This must be the last in the file:
set optimizer_switch=@subselect_sj2_tmp;
#
......@@ -921,9 +935,9 @@ SELECT t3.* FROM t1 JOIN t3 ON t3.b = t1.b
WHERE c IN (SELECT t4.b FROM t4 JOIN t2);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t3 ALL NULL NULL NULL NULL 1 Using where
1 PRIMARY t2 ALL NULL NULL NULL NULL 1
1 PRIMARY t2 ALL NULL NULL NULL NULL 1 FirstMatch(t3)
1 PRIMARY t1 ref b b 4 test.t3.b 1 Using index
1 PRIMARY t4 ALL NULL NULL NULL NULL 2 Using where; FirstMatch(t2)
1 PRIMARY t4 ALL NULL NULL NULL NULL 2 Using where; FirstMatch(t1)
SELECT t3.* FROM t1 JOIN t3 ON t3.b = t1.b
WHERE c IN (SELECT t4.b FROM t4 JOIN t2);
b c
......@@ -949,12 +963,13 @@ EXPLAIN
SELECT * FROM t1, t2 WHERE b IN (SELECT a FROM t3, t4 WHERE b = pk);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t2 ALL NULL NULL NULL NULL 1
1 PRIMARY t4 ALL NULL NULL NULL NULL 1 Using where
1 PRIMARY t4 ALL NULL NULL NULL NULL 1 Using where; FirstMatch(t2)
1 PRIMARY t1 ALL NULL NULL NULL NULL 2
1 PRIMARY t3 eq_ref PRIMARY PRIMARY 4 test.t4.b 1 Using where; FirstMatch(t4)
1 PRIMARY t3 eq_ref PRIMARY PRIMARY 4 test.t4.b 1 Using where; FirstMatch(t1)
SELECT * FROM t1, t2 WHERE b IN (SELECT a FROM t3, t4 WHERE b = pk);
pk a b
1 6 8
2 8 8
set optimizer_switch=@tmp_optimizer_switch;
set join_cache_level=default;
DROP TABLE t1,t2,t3,t4;
......
mysql-test/r/subselect_sj2_mat.result
View file @ 0d0e68da
......@@ -888,6 +888,20 @@ a b b a
c c NULL NULL
DROP VIEW v1;
DROP TABLE t1,t2,t3,t4;
#
# BUG#912538: Wrong result (missing rows) with semijoin=on, firstmatch=on, ...
#
CREATE TABLE t1 ( a INT NOT NULL, UNIQUE KEY(a) );
INSERT INTO t1 VALUES (1),(2),(3),(4);
CREATE TABLE t2 ( b INT, c INT ) ENGINE=InnoDB;
INSERT INTO t2 VALUES (1,1);
SELECT * FROM t1, t2 WHERE c IN (SELECT c FROM t1, t2 WHERE a = b);
a b c
1 1 1
2 1 1
3 1 1
4 1 1
DROP TABLE t1,t2;
# This must be the last in the file:
set optimizer_switch=@subselect_sj2_tmp;
set optimizer_switch=default;
......
mysql-test/r/subselect_sj_jcl6.result
View file @ 0d0e68da
This diff is collapsed.
mysql-test/r/subselect_sj_mat.result
View file @ 0d0e68da
......@@ -1849,6 +1849,42 @@ a b c
4 4 2
4 4 4
DROP TABLE t1,t2;
#
# BUG#922254: Assertion `0' failed at item_cmpfunc.cc:5899: Item* Item_equal::get_first(JOIN_TAB*, Item*)
#
CREATE TABLE t1 ( a VARCHAR(3) );
CREATE TABLE t2 ( b VARCHAR(3), c VARCHAR(8), KEY(c) );
INSERT INTO t2 VALUES ('USA','Abilene'),('USA','Akron');
EXPLAIN
SELECT * FROM
( SELECT * FROM t1 ) AS alias1,
t2 AS alias2
WHERE b = a AND a IN (
SELECT alias3.c
FROM t2 AS alias3, t2 AS alias4
WHERE alias4.c = alias3.b
);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
DROP TABLE t1,t2;
#
# BUG#928048: Query containing IN subquery with OR in the where clause returns a wrong result
#
create table t1 (a int, b int);
insert into t1 values (7,5), (3,3), (5,4), (9,3);
create table t2 (a int, b int, index i_a(a));
insert into t2 values
(4,2), (7,9), (7,4), (3,1), (5,3), (3,1), (9,4), (8,1);
explain select * from t1 where t1.a in (select a from t2 where t2.a=7 or t2.b<=1);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 4
1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 5 func 1
2 MATERIALIZED t2 ALL i_a NULL NULL NULL 8 Using where
select * from t1 where t1.a in (select a from t2 where t2.a=7 or t2.b<=1);
a b
7 5
3 3
drop table t1,t2;
# This must be at the end:
set optimizer_switch=@subselect_sj_mat_tmp;
set join_cache_level=@save_join_cache_level;
mysql-test/r/sum_distinct.result
View file @ 0d0e68da
......@@ -95,3 +95,15 @@ SELECT SUM(DISTINCT id % 11) FROM t1;
SUM(DISTINCT id % 11)
55
DROP TABLE t1;
#
# Bug #777654: empty subselect in FROM clause returning
# SUM(DISTINCT) over non-nullable field
#
CREATE TABLE t1 (a int NOT NULL) ;
SELECT SUM(DISTINCT a) FROM t1;
SUM(DISTINCT a)
NULL
SELECT * FROM (SELECT SUM(DISTINCT a) FROM t1) AS t;
SUM(DISTINCT a)
NULL
DROP TABLE t1;
mysql-test/r/update.result
View file @ 0d0e68da
......@@ -277,6 +277,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 0
flush status;
update t1 set a=9999 order by a limit 1;
......@@ -289,6 +290,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 2
Handler_read_rnd_deleted 0
Handler_read_rnd_next 9
flush status;
delete from t1 order by a limit 1;
......@@ -300,6 +302,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 0
flush status;
delete from t1 order by a desc limit 1;
......@@ -311,6 +314,7 @@ Handler_read_last 1
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 0
alter table t1 disable keys;
flush status;
......@@ -323,7 +327,8 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 1
Handler_read_rnd_next 9
Handler_read_rnd_deleted 2
Handler_read_rnd_next 7
select * from t1;
a b
0 0
......@@ -377,6 +382,7 @@ Handler_read_last 0
Handler_read_next 1
Handler_read_prev 0
Handler_read_rnd 1
Handler_read_rnd_deleted 0
Handler_read_rnd_next 0
drop table t1, t2;
create table t1(f1 int, `*f2` int);
......@@ -415,6 +421,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 0
SELECT user_id FROM t1 WHERE request_id=999999999999999999999999999999;
user_id
......@@ -426,6 +433,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 0
UPDATE t1 SET user_id=null WHERE request_id=9999999999999;
show status like '%Handler_read%';
......@@ -436,6 +444,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 0
UPDATE t1 SET user_id=null WHERE request_id=999999999999999999999999999999;
show status like '%Handler_read%';
......@@ -446,6 +455,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 0
DROP TABLE t1;
CREATE TABLE t1 (
......
mysql-test/r/view.result
View file @ 0d0e68da
......@@ -304,7 +304,7 @@ a+1
4
explain select * from v1;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY <derived2> ALL NULL NULL NULL NULL 4
1 PRIMARY <derived2> ALL NULL NULL NULL NULL 2
2 DERIVED t1 ALL NULL NULL NULL NULL 4 Using filesort
drop view v1;
drop table t1;
......@@ -4045,6 +4045,63 @@ drop table t1,t2;
# -- End of 5.1 tests.
# -----------------------------------------------------------------
#
# Bug #794005: crash in st_table::mark_virtual_columns_for_write
#
CREATE TABLE t1 (a int);
insert into t1 values (1);
CREATE TABLE t2 (a int);
insert into t2 values (1);
CREATE VIEW v2 AS SELECT * FROM t2;
CREATE VIEW v1 AS SELECT * FROM v2;
CREATE VIEW v3 AS SELECT t2.a,v1.a as b FROM t2,v1 where t2.a=v1.a;
CREATE OR REPLACE ALGORITHM = TEMPTABLE VIEW v2 AS SELECT * FROM t1;
UPDATE v1 SET a = 10;
ERROR HY000: The target table v1 of the UPDATE is not updatable
REPLACE v1 SET a = 10;
ERROR HY000: The target table v1 of the INSERT is not insertable-into
INSERT into v1 values (20);
ERROR HY000: The target table v1 of the INSERT is not insertable-into
DELETE from v1;
ERROR HY000: The target table v1 of the DELETE is not updatable
UPDATE v3 SET b= 10;
ERROR HY000: The target table v2 of the UPDATE is not updatable
REPLACE v3 SET b= 10;
ERROR HY000: The target table v3 of the INSERT is not insertable-into
INSERT into v3(b) values (20);
ERROR HY000: The target table v3 of the INSERT is not insertable-into
DELETE from v3 where b=20;
ERROR HY000: Can not delete from join view 'test.v3'
DELETE from v3 where a=20;
ERROR HY000: Can not delete from join view 'test.v3'
DELETE v1 from v1,t1 where v1.a=t1.a;
ERROR HY000: The target table v1 of the DELETE is not updatable
UPDATE v3 SET a = 10;
REPLACE v3 SET a = 11;
INSERT INTO v3(a) values (20);
select * from t1;
a
1
select * from t2;
a
10
11
20
CREATE OR REPLACE ALGORITHM = MERGE VIEW v2 AS SELECT * FROM t2;
DELETE from v1 where a=11;
DELETE v1 from v1,t1 where v1.a=t1.a;
select * from t1;
a
1
select * from t2;
a
10
20
DROP VIEW v1,v2,v3;
DROP TABLE t1,t2;
# -----------------------------------------------------------------
# -- End of 5.2 tests.
# -----------------------------------------------------------------
#
# Bug #59696 Optimizer does not use equalities for conditions over view
#
CREATE TABLE t1 (a int NOT NULL);
......@@ -4075,6 +4132,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 17
CREATE VIEW v AS SELECT * FROM t2;
EXPLAIN EXTENDED
......@@ -4097,6 +4155,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 17
DROP VIEW v;
DROP TABLE t1, t2;
......@@ -4569,4 +4628,7 @@ NULL NULL 1 0
NULL NULL 1 0
DROP VIEW v2;
DROP TABLE t1, t2, t3;
# -----------------------------------------------------------------
# -- End of 5.3 tests.
# -----------------------------------------------------------------
SET optimizer_switch=@save_optimizer_switch;
mysql-test/suite/maria/r/maria-gis-recovery.result 0 → 100644
View file @ 0d0e68da
set global aria_log_file_size=4294967295;
Warnings:
Warning 1292 Truncated incorrect aria_log_file_size value: '4294967295'
drop database if exists mysqltest;
create database mysqltest;
use mysqltest;
* shut down mysqld, removed logs, restarted it
CREATE TABLE t1 (
i int,
shape GEOMETRY NOT NULL,
SPATIAL (shape)
) ENGINE=ARIA;
insert into t1 values(1,POINT(1, 1));
* copied t1 for feeding_recovery
insert into t1 values(2,POINT(2, 2)), (3,POINT(3, 3)), (4,POINT(4, 4));
flush table t1;
* copied t1 for comparison
SET SESSION debug_dbug="+d,maria_flush_whole_log,maria_crash";
* crashing mysqld intentionally
set global aria_checkpoint_interval=1;
ERROR HY000: Lost connection to MySQL server during query
* copied t1 back for feeding_recovery
* recovery happens
check table t1 extended;
Table Op Msg_type Msg_text
mysqltest.t1 check status OK
* testing that checksum after recovery is as expected
Checksum-check
ok
use mysqltest;
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`i` int(11) DEFAULT NULL,
`shape` geometry NOT NULL,
SPATIAL KEY `shape` (`shape`)
) ENGINE=Aria DEFAULT CHARSET=latin1 PAGE_CHECKSUM=1
* TEST of UPDATE vs state.auto_increment
* copied t1 for feeding_recovery
update t1 set shape=POINT(5, 5) where i=2;
flush table t1;
* copied t1 for comparison
SET SESSION debug_dbug="+d,maria_flush_whole_log,maria_crash";
* crashing mysqld intentionally
set global aria_checkpoint_interval=1;
ERROR HY000: Lost connection to MySQL server during query
* copied t1 back for feeding_recovery
* recovery happens
check table t1 extended;
Table Op Msg_type Msg_text
mysqltest.t1 check status OK
* testing that checksum after recovery is as expected
Checksum-check
ok
use mysqltest;
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`i` int(11) DEFAULT NULL,
`shape` geometry NOT NULL,
SPATIAL KEY `shape` (`shape`)
) ENGINE=Aria DEFAULT CHARSET=latin1 PAGE_CHECKSUM=1
drop table t1;
drop database mysqltest_for_feeding_recovery;
drop database mysqltest_for_comparison;
drop database mysqltest;
mysql-test/suite/maria/t/maria-gis-recovery.opt 0 → 100644
View file @ 0d0e68da
--skip-stack-trace --skip-core-file --loose-aria-log-dir-path=$MYSQLTEST_VARDIR/tmp
mysql-test/suite/maria/t/maria-gis-recovery.test 0 → 100644
View file @ 0d0e68da
--source include/not_embedded.inc
# Don't test this under valgrind, memory leaks will occur as we crash
--source include/not_valgrind.inc
# Binary must be compiled with debug for crash to occur
--source include/have_debug.inc
--source include/have_maria.inc
--source include/have_geometry.inc
set global aria_log_file_size=4294967295;
let $MARIA_LOG=../../tmp;
--disable_warnings
drop database if exists mysqltest;
--enable_warnings
create database mysqltest;
let $mms_tname=t;
# Include scripts can perform SQL. For it to not influence the main test
# they use a separate connection. This way if they use a DDL it would
# not autocommit in the main test.
connect (admin, localhost, root,,mysqltest,,);
--enable_reconnect
connection default;
use mysqltest;
--enable_reconnect
-- source include/maria_empty_logs.inc
let $mms_tables=1;
CREATE TABLE t1 (
i int,
shape GEOMETRY NOT NULL,
SPATIAL (shape)
) ENGINE=ARIA;
insert into t1 values(1,POINT(1, 1));
-- source include/maria_make_snapshot_for_feeding_recovery.inc
insert into t1 values(2,POINT(2, 2)), (3,POINT(3, 3)), (4,POINT(4, 4));
-- source include/maria_make_snapshot_for_comparison.inc
let $mvr_restore_old_snapshot=1;
let $mms_compare_physically=0;
let $mvr_debug_option="+d,maria_flush_whole_log,maria_crash";
let $mvr_crash_statement= set global aria_checkpoint_interval=1;
-- source include/maria_verify_recovery.inc
show create table t1;
# Test that UPDATE's effect on auto-increment is recovered
--echo * TEST of UPDATE vs state.auto_increment
-- source include/maria_make_snapshot_for_feeding_recovery.inc
update t1 set shape=POINT(5, 5) where i=2;
-- source include/maria_make_snapshot_for_comparison.inc
let $mvr_restore_old_snapshot=1;
let $mms_compare_physically=0;
let $mvr_debug_option="+d,maria_flush_whole_log,maria_crash";
let $mvr_crash_statement= set global aria_checkpoint_interval=1;
-- source include/maria_verify_recovery.inc
show create table t1;
drop table t1;
# clean up everything
let $mms_purpose=feeding_recovery;
eval drop database mysqltest_for_$mms_purpose;
let $mms_purpose=comparison;
eval drop database mysqltest_for_$mms_purpose;
drop database mysqltest;
mysql-test/suite/pbxt/r/heap.result.THIS deleted 100644 → 0
View file @ 13113c9e
This diff is collapsed.
mysql-test/suite/pbxt/r/null_key.result
View file @ 0d0e68da
......@@ -428,5 +428,6 @@ Handler_read_last 0
Handler_read_next 2
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 5
DROP TABLE t1,t2,t3,t4;
mysql-test/suite/pbxt/r/ps_11bugs.result
View file @ 0d0e68da
......@@ -121,8 +121,8 @@ insert into t1 values (1);
explain select * from t1 where 3 in (select (1+1) union select 1);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 index NULL PRIMARY 4 NULL 1 Using index
2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL No tables used
3 DEPENDENT UNION NULL NULL NULL NULL NULL NULL NULL No tables used
2 SUBQUERY NULL NULL NULL NULL NULL NULL NULL No tables used
3 UNION NULL NULL NULL NULL NULL NULL NULL No tables used
NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL
select * from t1 where 3 in (select (1+1) union select 1);
a
......
mysql-test/suite/pbxt/r/select.result
View file @ 0d0e68da
......@@ -2789,10 +2789,10 @@ id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Select tables optimized away
explain select max(key1) from t1 where key1 <= 0.6158 and rand() + 0.5 >= 0.5;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Select tables optimized away
1 SIMPLE t1 index key1 key1 5 NULL 4 Using where; Using index
explain select min(key1) from t1 where key1 >= 0.3762 and rand() + 0.5 >= 0.5;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Select tables optimized away
1 SIMPLE t1 index key1 key1 5 NULL 4 Using where; Using index
select max(key1) from t1 where key1 <= 0.6158;
max(key1)
0.6158000230789185
......@@ -2811,10 +2811,18 @@ max(key1) min(key2)
0.6158000230789185 1.3761999607086182
select max(key1) from t1 where key1 <= 0.6158 and rand() + 0.5 >= 0.5;
max(key1)
<<<<<<< TREE
0.6158000230789185
=======
0.384499996900558
>>>>>>> MERGE-SOURCE
select min(key1) from t1 where key1 >= 0.3762 and rand() + 0.5 >= 0.5;
min(key1)
<<<<<<< TREE
0.37619999051094055
=======
0.384499996900558
>>>>>>> MERGE-SOURCE
DROP TABLE t1,t2;
CREATE TABLE t1 (i BIGINT UNSIGNED NOT NULL);
INSERT INTO t1 VALUES (10);
......
mysql-test/suite/pbxt/r/update.result
View file @ 0d0e68da
......@@ -277,6 +277,7 @@ Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_deleted 0
Handler_read_rnd_next 0
flush status;
update t1 set a=9999 order by a limit 1;
......@@ -292,6 +293,21 @@ Handler_read_last 1
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 2
<<<<<<< TREE
=======
Handler_read_rnd_deleted 0
Handler_read_rnd_next 18
flush status;
delete from t1 order by a limit 1;
show status like 'handler_read%';
Variable_name Value
Handler_read_first 0
Handler_read_key 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 1
Handler_read_rnd_deleted 0
>>>>>>> MERGE-SOURCE
Handler_read_rnd_next 9
flush status;
delete from t1 order by a limit 1;
......@@ -313,8 +329,14 @@ Handler_read_key 0
Handler_read_last 1
Handler_read_next 0
Handler_read_prev 0
<<<<<<< TREE
Handler_read_rnd 0
Handler_read_rnd_next 0
=======
Handler_read_rnd 1
Handler_read_rnd_deleted 0
Handler_read_rnd_next 8
>>>>>>> MERGE-SOURCE
alter table t1 disable keys;
Warnings:
Note 1031 Table storage engine for 't1' doesn't have this option
......@@ -327,8 +349,14 @@ Handler_read_key 0
Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
<<<<<<< TREE
Handler_read_rnd 0
Handler_read_rnd_next 0
=======
Handler_read_rnd 1
Handler_read_rnd_deleted 0
Handler_read_rnd_next 7
>>>>>>> MERGE-SOURCE
select * from t1;
a b
0 0
......@@ -382,6 +410,7 @@ Handler_read_last 0
Handler_read_next 1
Handler_read_prev 0
Handler_read_rnd 1
Handler_read_rnd_deleted 0
Handler_read_rnd_next 0
drop table t1, t2;
create table t1(f1 int, `*f2` int);
......
mysql-test/suite/pbxt/r/view_grant.result.THIS deleted 100644 → 0
View file @ 13113c9e
This diff is collapsed.
mysql-test/suite/perfschema/r/all_instances.result
View file @ 0d0e68da
......@@ -53,7 +53,6 @@ wait/synch/mutex/sql/LOCK_global_index_stats
wait/synch/mutex/sql/LOCK_global_system_variables
wait/synch/mutex/sql/LOCK_global_table_stats
wait/synch/mutex/sql/LOCK_global_user_client_stats
wait/synch/mutex/sql/LOCK_manager
wait/synch/mutex/sql/LOCK_open
wait/synch/mutex/sql/LOCK_plugin
wait/synch/mutex/sql/LOCK_prepared_stmt_count
......@@ -114,7 +113,6 @@ wait/synch/cond/mysys/COND_alarm
wait/synch/cond/mysys/my_thread_var::suspend
wait/synch/cond/mysys/THR_COND_threads
wait/synch/cond/sql/COND_flush_thread_cache
wait/synch/cond/sql/COND_manager
wait/synch/cond/sql/COND_queue_state
wait/synch/cond/sql/COND_rpl_status
wait/synch/cond/sql/COND_server_started
......
mysql-test/suite/perfschema/r/server_init.result
View file @ 0d0e68da
......@@ -82,7 +82,7 @@ count(name)
select count(name) from mutex_instances
where name like "wait/synch/mutex/sql/LOCK_manager";
count(name)
1
0
select count(name) from mutex_instances
where name like "wait/synch/mutex/sql/LOCK_global_system_variables";
count(name)
......@@ -170,7 +170,7 @@ count(name)
select count(name) from cond_instances
where name like "wait/synch/cond/sql/COND_manager";
count(name)
1
0
select count(name) from cond_instances
where name like "wait/synch/cond/sql/COND_thread_cache";
count(name)
......
mysql-test/suite/plugins/r/unix_socket.result 0 → 100644
View file @ 0d0e68da
install plugin unix_socket soname 'auth_socket.so';
#
# with named user
#
create user USER identified via unix_socket;
#
# name match = ok
#
select user(), current_user(), database();
user() current_user() database()
USER@localhost USER@% test
#
# name does not match = failure
#
drop user USER;
#
# and now with anonymous user
#
grant SELECT ON test.* TO '' identified via unix_socket;
#
# name match = ok
#
select user(), current_user(), database();
user() current_user() database()
USER@localhost @% test
#
# name does not match = failure
#
delete from mysql.user where user='';
uninstall plugin unix_socket;
mysql-test/suite/plugins/t/unix_socket.test 0 → 100644
View file @ 0d0e68da
--source include/not_embedded.inc
if (!$AUTH_SOCKET_SO) {
skip No auth_socket plugin;
}
let $plugindir=`SELECT @@global.plugin_dir`;
eval install plugin unix_socket soname '$AUTH_SOCKET_SO';
--echo #
--echo # with named user
--echo #
--replace_result $USER USER
eval create user $USER identified via unix_socket;
--write_file $MYSQLTEST_VARDIR/tmp/peercred_test.txt
--replace_result $USER USER
select user(), current_user(), database();
EOF
--echo #
--echo # name match = ok
--echo #
--exec $MYSQL_TEST -u $USER --plugin-dir=$plugindir < $MYSQLTEST_VARDIR/tmp/peercred_test.txt
--echo #
--echo # name does not match = failure
--echo #
--error 1
--exec $MYSQL_TEST -u foobar --plugin-dir=$plugindir < $MYSQLTEST_VARDIR/tmp/peercred_test.txt
--replace_result $USER USER
eval drop user $USER;
--echo #
--echo # and now with anonymous user
--echo #
grant SELECT ON test.* TO '' identified via unix_socket;
--echo #
--echo # name match = ok
--echo #
--exec $MYSQL_TEST -u $USER --plugin-dir=$plugindir < $MYSQLTEST_VARDIR/tmp/peercred_test.txt
--echo #
--echo # name does not match = failure
--echo #
--error 1
--exec $MYSQL_TEST -u foobar --plugin-dir=$plugindir < $MYSQLTEST_VARDIR/tmp/peercred_test.txt
# restoring mysql.user to the original state.
delete from mysql.user where user='';
uninstall plugin unix_socket;
--remove_file $MYSQLTEST_VARDIR/tmp/peercred_test.txt
mysql-test/suite/vcol/r/vcol_select_myisam.result
View file @ 0d0e68da
......@@ -265,3 +265,33 @@ NULL
explain select sum(c) from t1 group by b;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 5 Using temporary; Using filesort
#
# Bug #806057: join with USING over a virtual column
#
CREATE TABLE t1 (b int);
INSERT INTO t1 VALUES (NULL),( 78), (185), (0), (154);
CREATE TABLE t2 (a int, b int AS (a) VIRTUAL);
INSERT INTO t2 VALUES (187,187), (9,9), (187,187);
Warnings:
Warning 1906 The value specified for computed column 'b' in table 't2' ignored
Warning 1906 The value specified for computed column 'b' in table 't2' ignored
Warning 1906 The value specified for computed column 'b' in table 't2' ignored
EXPLAIN EXTENDED
SELECT * FROM t1 JOIN t2 USING (b);
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t2 ALL NULL NULL NULL NULL 3 100.00
1 SIMPLE t1 ALL NULL NULL NULL NULL 5 100.00 Using where; Using join buffer (flat, BNL join)
Warnings:
Note 1003 select `test`.`t1`.`b` AS `b`,`test`.`t2`.`a` AS `a` from `test`.`t1` join `test`.`t2` where (`test`.`t1`.`b` = `test`.`t2`.`b`)
SELECT * FROM t1 JOIN t2 USING (b);
b a
EXPLAIN EXTENDED
SELECT * FROM t1 NATURAL JOIN t2;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t2 ALL NULL NULL NULL NULL 3 100.00
1 SIMPLE t1 ALL NULL NULL NULL NULL 5 100.00 Using where; Using join buffer (flat, BNL join)
Warnings:
Note 1003 select `test`.`t1`.`b` AS `b`,`test`.`t2`.`a` AS `a` from `test`.`t1` join `test`.`t2` where (`test`.`t1`.`b` = `test`.`t2`.`b`)
SELECT * FROM t1 NATURAL JOIN t2;
b a
DROP TABLE t1,t2;
mysql-test/suite/vcol/r/vcol_view_innodb.result
View file @ 0d0e68da
......@@ -107,7 +107,7 @@ MariaDB-5.3: the following EXPLAIN produces incorrect #rows for table t1.
MariaDB-5.3: this is expected to go away when FROM subquery optimizations are pushed
explain select * from v1;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY <derived2> ALL NULL NULL NULL NULL 4
1 PRIMARY <derived2> ALL NULL NULL NULL NULL 2
2 DERIVED t1 ALL NULL NULL NULL NULL 4 Using filesort
drop view v1;
create view v1 as select c+1 from t1 order by 1 desc limit 2;
......@@ -119,7 +119,7 @@ MariaDB-5.3: the following EXPLAIN produces incorrect #rows for table t1.
MariaDB-5.3: this is expected to go away when FROM subquery optimizations are pushed
explain select * from v1;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY <derived2> ALL NULL NULL NULL NULL 4
1 PRIMARY <derived2> ALL NULL NULL NULL NULL 2
2 DERIVED t1 ALL NULL NULL NULL NULL 4 Using filesort
drop view v1;
drop table t1;
......
mysql-test/suite/vcol/r/vcol_view_myisam.result
View file @ 0d0e68da
......@@ -107,7 +107,7 @@ MariaDB-5.3: the following EXPLAIN produces incorrect #rows for table t1.
MariaDB-5.3: this is expected to go away when FROM subquery optimizations are pushed
explain select * from v1;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY <derived2> ALL NULL NULL NULL NULL 4
1 PRIMARY <derived2> ALL NULL NULL NULL NULL 2
2 DERIVED t1 ALL NULL NULL NULL NULL 4 Using filesort
drop view v1;
create view v1 as select c+1 from t1 order by 1 desc limit 2;
......@@ -119,7 +119,7 @@ MariaDB-5.3: the following EXPLAIN produces incorrect #rows for table t1.
MariaDB-5.3: this is expected to go away when FROM subquery optimizations are pushed
explain select * from v1;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY <derived2> ALL NULL NULL NULL NULL 4
1 PRIMARY <derived2> ALL NULL NULL NULL NULL 2
2 DERIVED t1 ALL NULL NULL NULL NULL 4 Using filesort
drop view v1;
drop table t1;
......
mysql-test/suite/vcol/t/vcol_select_myisam.test
View file @ 0d0e68da
......@@ -48,3 +48,23 @@ eval SET @@session.storage_engine = 'MyISAM';
#------------------------------------------------------------------------------#
# Cleanup
--source suite/vcol/inc/vcol_cleanup.inc
--echo #
--echo # Bug #806057: join with USING over a virtual column
--echo #
CREATE TABLE t1 (b int);
INSERT INTO t1 VALUES (NULL),( 78), (185), (0), (154);
CREATE TABLE t2 (a int, b int AS (a) VIRTUAL);
INSERT INTO t2 VALUES (187,187), (9,9), (187,187);
EXPLAIN EXTENDED
SELECT * FROM t1 JOIN t2 USING (b);
SELECT * FROM t1 JOIN t2 USING (b);
EXPLAIN EXTENDED
SELECT * FROM t1 NATURAL JOIN t2;
SELECT * FROM t1 NATURAL JOIN t2;
DROP TABLE t1,t2;
mysql-test/t/derived_opt.test
View file @ 0d0e68da
......@@ -202,5 +202,15 @@ RIGHT JOIN (
drop table t1,t2,t3,t4;
--echo #
--echo # LP BUG#910123 MariaDB 5.3.3 causes 1093 error on Drupal
--echo # Fix: force materialization in case of conflict
--echo #
SET optimizer_switch='derived_merge=on';
CREATE TABLE t1 ( i INT );
INSERT INTO t1 VALUES ( (SELECT 1 FROM ( SELECT * FROM t1 ) as a) );
drop table t1;
set optimizer_switch=@save_optimizer_switch;
# The following command must be the last one the file
set optimizer_switch=@exit_optimizer_switch;
mysql-test/t/derived_view.test
View file @ 0d0e68da
......@@ -1192,7 +1192,7 @@ INSERT INTO t2 VALUES (7), (4);
CREATE TABLE t1 (b int NOT NULL);
INSERT INTO t1 VALUES (5), (7);
CREATE ALGORITHM=MERGE VIEW v1 AS SELECT * FROM t1;
SET @save_optimizer_switch=@@optimizer_switch;
SET SESSION optimizer_switch='derived_merge=off';
PREPARE st1 FROM
......@@ -1201,10 +1201,12 @@ EXECUTE st1;
EXECUTE st1;
DEALLOCATE PREPARE st1;
set SESSION optimizer_switch= @save_optimizer_switch;
DROP VIEW v1;
DROP TABLE t1,t2;
SET SESSION optimizer_switch='derived_merge=on';
--echo #
--echo # LP bug #879939: assertion in ha_maria::enable_indexes
......@@ -1226,7 +1228,7 @@ INSERT INTO t1 VALUES
CREATE TABLE t3 (a varchar(35));
INSERT INTO t3 VALUES ('Miami');
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch = 'derived_with_keys=on';
SET @@tmp_table_size=1024*4;
explain SELECT * FROM (SELECT t1.* FROM t1, t2) AS t JOIN t3 ON t3.a = t.b;
......@@ -1234,7 +1236,7 @@ SELECT * FROM (SELECT t1.* FROM t1, t2) AS t JOIN t3 ON t3.a = t.b;
SET @@tmp_table_size=1024*1024*16;
SELECT * FROM (SELECT t1.* FROM t1, t2) AS t JOIN t3 ON t3.a = t.b;
SET @@tmp_table_size=default;
set SESSION optimizer_switch= @save_optimizer_switch;
drop table t1,t2,t3;
--echo #
......@@ -1277,6 +1279,40 @@ ORDER BY CONCAT(alias2.col_varchar_nokey);
set max_heap_table_size= @tmp_882994;
drop table t1,t2,t3;
--echo #
--echo # LP bug #917990: Bad estimate of #rows for derived table with LIMIT
--echo #
CREATE TABLE t1 (a int);
INSERT INTO t1 VALUES
(8), (3), (4), (7), (9), (5), (1), (2);
SELECT * FROM (SELECT * FROM t1 LIMIT 3) t;
EXPLAIN
SELECT * FROM (SELECT * FROM t1 LIMIT 3) t;
DROP TABLE t1;
--echo #
--echo # LP BUG#921878 incorrect check of items during columns union types
--echo # aggregation for merged derived tables
--echo #
SET @save_optimizer_switch=@@optimizer_switch;
SET SESSION optimizer_switch='derived_merge=on';
CREATE TABLE t1 ( a ENUM( 'x', 'y' ) );
insert into t1 values ('x');
CREATE TABLE t2 LIKE t1;
insert into t1 values ('y');
CREATE TABLE t3 LIKE t1;
INSERT INTO t3
SELECT * FROM ( SELECT * FROM t1 ) AS A
UNION SELECT * FROM t2;
select * from t3;
drop table t1,t2,t3;
set SESSION optimizer_switch= @save_optimizer_switch;
# The following command must be the last one the file
set optimizer_switch=@exit_optimizer_switch;
set join_cache_level=@exit_join_cache_level;
mysql-test/t/func_group.test
View file @ 0d0e68da
......@@ -1153,6 +1153,53 @@ drop table t1;
--echo #
--echo End of 5.1 tests
--echo #
--echo # Bug #904345: MIN/MAX optimization with constant FALSE condition
--echo #
CREATE TABLE t1 (a int NOT NULL, KEY(a));
INSERT INTO t1 VALUES (10), (8), (11), (7), (15), (12), (9);
CREATE TABLE t2 (a int, b int);
INSERT INTO t2 VALUES
(8,2), (6,9), (8,4), (5,3), (9,1);
EXPLAIN EXTENDED
SELECT MAX(a) FROM t1 WHERE (1,2) IN (SELECT 3,4) AND a<10;
SELECT MAX(a) FROM t1 WHERE (1,2) IN (SELECT 3,4) AND a<10;
EXPLAIN EXTENDED
SELECT MAX(a) FROM t1 WHERE (1,2) IN (SELECT a,b FROM t2 WHERE b<5) and a<10;
SELECT MAX(a) FROM t1 WHERE (1,2) IN (SELECT a,b FROM t2 WHERE b<5) and a<10;
EXPLAIN EXTENDED
SELECT MAX(a) FROM t1 WHERE RAND()*0<>0 AND a<10;
SELECT MAX(a) FROM t1 WHERE RAND()*0<>0 AND a<10;
DROP TABLE t1,t2;
--echo #
--echo # Bug #879860: MIN/MAX for subquery returning empty set
--echo #
CREATE TABLE t1 (a int PRIMARY KEY);
INSERT INTO t1 VALUES (1);
CREATE TABLE t2 (a int NOT NULL);
INSERT INTO t2 VALUES (10);
CREATE TABLE t3 ( a int, b int);
INSERT INTO t3 VALUES (19,1), (20,5);
EXPLAIN EXTENDED
SELECT (SELECT MIN(t1.a) FROM t1,t2 WHERE t2.a = t3.b) FROM t3;
SELECT (SELECT MIN(t1.a) FROM t1,t2 WHERE t2.a = t3.b) FROM t3;
DROP TABLE t1,t2,t3;
--echo #
--echo End of 5.2 tests
--echo #
--echo # BUG#46680 - Assertion failed in file item_subselect.cc,
--echo # line 305 crashing on HAVING subquery
......
mysql-test/t/join_cache.test
View file @ 0d0e68da
This diff is collapsed.
mysql-test/t/join_outer_innodb.test
View file @ 0d0e68da
......@@ -61,3 +61,18 @@ ORDER BY pk;
DROP TABLE t1,t2;
--echo # End BUG#58456
#
# Bug #848652: crash with RIGHT JOIN and GROUP BY
#
CREATE TABLE t1(a int, b int, KEY (a), PRIMARY KEY (b)) ENGINE=InnoDB;
CREATE TABLE t2 (b int, PRIMARY KEY (b));
INSERT INTO t2 VALUES (4),(9);
SELECT STRAIGHT_JOIN t1.a FROM t1 RIGHT JOIN t2 ON t1.b = t2.b
WHERE (t1.b NOT BETWEEN 1 AND 7 OR t1.a IS NULL AND t1.b = t2.b) AND t2.b = 4
GROUP BY 1;
DROP TABLE t1,t2;
mysql-test/t/myisam_mrr.test
View file @ 0d0e68da
......@@ -268,5 +268,58 @@ set @@join_cache_level= @tmp_730133_jcl;
set @@optimizer_switch= @tmp_730133_os;
drop table t1;
--echo #
--echo # Test of MRR handler counters
--echo #
flush status;
show status like 'Handler_mrr%';
create table t0 (a int);
insert into t0 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9);
create table t1 (a int, b int, filler char(200), key(a));
insert into t1
select A.a+10*B.a+100*C.a+1000*D.a, 123,'filler' from t0 A, t0 B, t0 C, t0 D;
explain select sum(b) from t1 where a < 10;
--echo # This should show one MRR scan and no re-fills:
flush status;
select sum(b) from t1 where a < 10;
show status like 'handler_mrr%';
set @mrr_buffer_size_save= @@mrr_buffer_size;
--disable_warnings
set mrr_buffer_size=128;
--enable_warnings
explain select sum(b) from t1 where a < 1600;
--echo # This should show one MRR scan and one extra rowid sort:
flush status;
select sum(b) from t1 where a < 1600;
show status like 'handler_mrr%';
set @@mrr_buffer_size= @mrr_buffer_size_save;
--echo #Now, let's check BKA:
set @join_cache_level_save= @@join_cache_level;
set @join_buffer_size_save= @@join_buffer_size;
set join_cache_level=6;
explain select sum(t1.b) from t0,t1 where t0.a=t1.a;
flush status;
select sum(t1.b) from t0,t1 where t0.a=t1.a;
show status like 'handler_mrr%';
--disable_warnings
set join_buffer_size=10;
--enable_warnings
explain select sum(t1.b) from t0,t1 where t0.a=t1.a;
flush status;
select sum(t1.b) from t0,t1 where t0.a=t1.a;
--replace_result 1 1or2 2 1or2
show status like 'handler_mrr%';
set join_cache_level= @join_cache_level_save;
set join_buffer_size= @join_buffer_size_save;
drop table t0, t1;
## This must be last line in the file:
set optimizer_switch= @myisam_mrr_tmp;
mysql-test/t/order_by.test
View file @ 0d0e68da
......@@ -1562,7 +1562,6 @@ select 1 order by max(1) + min(1);
--echo End of 5.1 tests
--echo #
--echo # Bug #38745: MySQL 5.1 optimizer uses filesort for ORDER BY
--echo # when it should use index
......@@ -1585,3 +1584,32 @@ SELECT t1.*, t2.* FROM t1 JOIN t2 ON t1.i1 = t2.i2
ORDER BY t1.i1 LIMIT 5;
DROP TABLE t1, t2, t3;
--echo #
--echo # Fix of LP BUG#793589 Wrong result with double ORDER BY
--echo #
CREATE TABLE t1 ( b int) ;
INSERT INTO t1 VALUES (8),(9);
CREATE TABLE t2 ( a int, b int, PRIMARY KEY (a)) ;
INSERT INTO t2 VALUES (6,7),(7,7),(8,1),(9,7),(10,1),(11,5),(12,2),(13,0),(14,1),(15,8),(16,1),(17,1),(18,9),(19,1),(20,5);
SELECT t2.b AS field1 FROM t1, t2 WHERE t1.b = t2.a GROUP BY field1 ORDER BY t1.b, field1;
SELECT t2.b, t1.b FROM t1, t2 WHERE t1.b = t2.a GROUP BY t2.b ORDER BY t1.b, t2.b;
SELECT t2.b,t1.b FROM t1, t2 WHERE t1.b = t2.a GROUP BY t2.b ORDER BY t1.b;
SELECT t2.b FROM t1, t2 WHERE t1.b = t2.a GROUP BY t2.b ORDER BY t1.b;
--echo # field1 removed from ORDER BY
explain extended
SELECT t2.b AS field1 FROM t1, t2 WHERE t1.b = t2.a GROUP BY field1 ORDER BY t1.b, field1;
explain extended
SELECT t2.b, t1.b FROM t1, t2 WHERE t1.b = t2.a GROUP BY t2.b ORDER BY t1.b, t2.b;
explain extended
SELECT t2.b,t1.b FROM t1, t2 WHERE t1.b = t2.a GROUP BY t2.b ORDER BY t1.b;
explain extended
SELECT t2.b FROM t1, t2 WHERE t1.b = t2.a GROUP BY t2.b ORDER BY t1.b;
drop table t1,t2;
--echo End of 5.2 tests
mysql-test/t/partition_pruning.test
View file @ 0d0e68da
......@@ -1106,12 +1106,14 @@ show status like 'Handler_read_key';
flush status;
delete from t2 where b > 5;
show status like 'Handler_read_rnd_next';
show status like 'Handler_read_rnd_deleted';
show status like 'Handler_read_key';
show status like 'Handler_read_prev';
show status like 'Handler_read_next';
flush status;
delete from t2 where b < 5 or b > 3;
show status like 'Handler_read_rnd_next';
show status like 'Handler_read_rnd_deleted';
show status like 'Handler_read_key';
show status like 'Handler_read_prev';
show status like 'Handler_read_next';
......
mysql-test/t/status.test
View file @ 0d0e68da
......@@ -369,6 +369,16 @@ show status like 'Handler%';
show status like '%tmp%';
drop table t1;
#
# Test of handler status counts
#
CREATE TABLE t1 (i int(11) DEFAULT NULL, KEY i (i) ) ENGINE=MyISAM;
insert into t1 values (1),(2),(3),(4),(5);
flush status;
select * from t1 where i=5 union select * from t1 where i=5;
show status like "handler%";
drop table t1;
# End of 5.3 tests
# Restore global concurrent_insert value. Keep in the end of the test file.
......
mysql-test/t/subselect.test
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