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Commit 18c51eee authored by Sergei Golubchik's avatar Sergei Golubchik
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5.3 merge

parents 68aa3edd f92cfdb8
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Showing with 387 additions and 15 deletions
mysql-test/r/ctype_recoding.result
View file @ 18c51eee
...@@ -267,3 +267,19 @@ drop table t1; ...@@ -267,3 +267,19 @@ drop table t1;
create table t1(a char character set latin1 default _cp1251 0xFF); create table t1(a char character set latin1 default _cp1251 0xFF);
ERROR 42000: Invalid default value for 'a' ERROR 42000: Invalid default value for 'a'
End of 4.1 tests End of 4.1 tests
SET CHARACTER SET DEFAULT;
#
# LP BUG#944504 Item_func_conv_charset tries to execute subquery constant
#
SET optimizer_switch = 'in_to_exists=on';
SET character_set_connection = utf8;
CREATE TABLE t1 ( a VARCHAR(1) );
INSERT INTO t1 VALUES ('m'),('n');
CREATE VIEW v1 AS SELECT 'w' ;
SELECT * FROM t1 WHERE a < ALL ( SELECT * FROM v1 );
ERROR HY000: Illegal mix of collations (utf8_general_ci,COERCIBLE) and (latin1_swedish_ci,IMPLICIT) for operation '<='
drop view v1;
drop table t1;
SET character_set_connection = default;
SET optimizer_switch= default;
#End of 5.3 tests
mysql-test/r/derived_view.result
View file @ 18c51eee
...@@ -429,7 +429,7 @@ join ...@@ -429,7 +429,7 @@ join
(select * from (select * from t1 where f1 < 7 group by f1) tt where f1 > 2) z (select * from (select * from t1 where f1 < 7 group by f1) tt where f1 > 2) z
on x.f1 = z.f1; on x.f1 = z.f1;
id select_type table type possible_keys key key_len ref rows filtered Extra id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE <derived3> ALL key0 NULL NULL NULL 11 100.00 Using where 1 SIMPLE <derived3> ALL NULL NULL NULL NULL 11 100.00 Using where
1 SIMPLE <derived5> ref key0 key0 5 tt.f1 2 100.00 1 SIMPLE <derived5> ref key0 key0 5 tt.f1 2 100.00
5 DERIVED t1 ALL NULL NULL NULL NULL 11 100.00 Using where; Using temporary; Using filesort 5 DERIVED t1 ALL NULL NULL NULL NULL 11 100.00 Using where; Using temporary; Using filesort
3 DERIVED t1 ALL NULL NULL NULL NULL 11 100.00 Using where; Using temporary; Using filesort 3 DERIVED t1 ALL NULL NULL NULL NULL 11 100.00 Using where; Using temporary; Using filesort
...@@ -488,7 +488,7 @@ join ...@@ -488,7 +488,7 @@ join
(select * from t1 where f1 < 7 group by f1) tt where f1 > 2 group by f1) z (select * from t1 where f1 < 7 group by f1) tt where f1 > 2 group by f1) z
on x.f1 = z.f1; on x.f1 = z.f1;
id select_type table type possible_keys key key_len ref rows filtered Extra id select_type table type possible_keys key key_len ref rows filtered Extra
1 PRIMARY <derived2> ALL key0 NULL NULL NULL 11 100.00 Using where 1 PRIMARY <derived2> ALL NULL NULL NULL NULL 11 100.00 Using where
1 PRIMARY <derived4> ref key0 key0 5 x.f1 2 100.00 1 PRIMARY <derived4> ref key0 key0 5 x.f1 2 100.00
4 DERIVED <derived5> ALL NULL NULL NULL NULL 11 100.00 Using where; Using temporary; Using filesort 4 DERIVED <derived5> ALL NULL NULL NULL NULL 11 100.00 Using where; Using temporary; Using filesort
5 DERIVED t1 ALL NULL NULL NULL NULL 11 100.00 Using where; Using temporary; Using filesort 5 DERIVED t1 ALL NULL NULL NULL NULL 11 100.00 Using where; Using temporary; Using filesort
...@@ -1595,7 +1595,7 @@ a ...@@ -1595,7 +1595,7 @@ a
EXPLAIN EXPLAIN
SELECT v1.a FROM v1,v2 WHERE v2.b = v1.b ORDER BY 1; SELECT v1.a FROM v1,v2 WHERE v2.b = v1.b ORDER BY 1;
id select_type table type possible_keys key key_len ref rows Extra id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY <derived2> ALL key0 NULL NULL NULL 3 Using where; Using filesort 1 PRIMARY <derived2> ALL NULL NULL NULL NULL 3 Using where; Using filesort
1 PRIMARY <derived3> ref key0 key0 5 v1.b 2 1 PRIMARY <derived3> ref key0 key0 5 v1.b 2
3 DERIVED t2 ALL NULL NULL NULL NULL 5 Using temporary; Using filesort 3 DERIVED t2 ALL NULL NULL NULL NULL 5 Using temporary; Using filesort
2 DERIVED t1 ALL NULL NULL NULL NULL 3 Using temporary; Using filesort 2 DERIVED t1 ALL NULL NULL NULL NULL 3 Using temporary; Using filesort
...@@ -1939,5 +1939,37 @@ x ...@@ -1939,5 +1939,37 @@ x
y y
drop table t1,t2,t3; drop table t1,t2,t3;
set SESSION optimizer_switch= @save_optimizer_switch; set SESSION optimizer_switch= @save_optimizer_switch;
#
# LP BUG#944782: derived table from an information schema table
#
SET @save_optimizer_switch=@@optimizer_switch;
SET SESSION optimizer_switch='derived_merge=on';
SET SESSION optimizer_switch='derived_with_keys=on';
CREATE TABLE t1 (c1 int PRIMARY KEY, c2 char(5));
EXPLAIN
SELECT COUNT(*) > 0
FROM INFORMATION_SCHEMA.COLUMNS
INNER JOIN
(SELECT TABLE_SCHEMA,
GROUP_CONCAT(COLUMN_NAME ORDER BY SEQ_IN_INDEX ASC) AS COL_NAMES
FROM INFORMATION_SCHEMA.STATISTICS
GROUP BY TABLE_SCHEMA) AS UNIQUES
ON ( COLUMNS.TABLE_SCHEMA = UNIQUES.TABLE_SCHEMA);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY COLUMNS ALL NULL NULL NULL NULL NULL Open_frm_only; Scanned all databases
1 PRIMARY <derived2> ALL NULL NULL NULL NULL 2 Using where; Using join buffer (flat, BNL join)
2 DERIVED STATISTICS ALL NULL NULL NULL NULL NULL Open_frm_only; Scanned all databases; Using filesort
SELECT COUNT(*) > 0
FROM INFORMATION_SCHEMA.COLUMNS
INNER JOIN
(SELECT TABLE_SCHEMA,
GROUP_CONCAT(COLUMN_NAME ORDER BY SEQ_IN_INDEX ASC) AS COL_NAMES
FROM INFORMATION_SCHEMA.STATISTICS
GROUP BY TABLE_SCHEMA) AS UNIQUES
ON ( COLUMNS.TABLE_SCHEMA = UNIQUES.TABLE_SCHEMA);
COUNT(*) > 0
1
DROP TABLE t1;
set SESSION optimizer_switch= @save_optimizer_switch;
set optimizer_switch=@exit_optimizer_switch; set optimizer_switch=@exit_optimizer_switch;
set join_cache_level=@exit_join_cache_level; set join_cache_level=@exit_join_cache_level;
mysql-test/r/join_cache.result
View file @ 18c51eee
...@@ -5154,7 +5154,7 @@ EXPLAIN ...@@ -5154,7 +5154,7 @@ EXPLAIN
SELECT * FROM (SELECT DISTINCT * FROM t1) t SELECT * FROM (SELECT DISTINCT * FROM t1) t
WHERE t.a IN (SELECT t2.a FROM t2); WHERE t.a IN (SELECT t2.a FROM t2);
id select_type table type possible_keys key key_len ref rows Extra id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY <derived2> ALL key0 NULL NULL NULL 3 1 PRIMARY <derived2> ALL NULL NULL NULL NULL 3
1 PRIMARY t2 ALL NULL NULL NULL NULL 4 Using where; Start temporary; End temporary; Using join buffer (flat, BNL join) 1 PRIMARY t2 ALL NULL NULL NULL NULL 4 Using where; Start temporary; End temporary; Using join buffer (flat, BNL join)
2 DERIVED t1 ALL NULL NULL NULL NULL 3 Using temporary 2 DERIVED t1 ALL NULL NULL NULL NULL 3 Using temporary
SELECT * FROM (SELECT DISTINCT * FROM t1) t SELECT * FROM (SELECT DISTINCT * FROM t1) t
......
mysql-test/r/myisam-big.result 0 → 100644
View file @ 18c51eee
drop table if exists t1,t2;
create table t1 (id int, sometext varchar(100)) engine=myisam;
insert into t1 values (1, "hello"),(2, "hello2"),(4, "hello3"),(4, "hello4");
create table t2 like t1;
insert into t1 select * from t1;
insert into t2 select * from t1;
insert into t1 select * from t1;
insert into t2 select * from t1;
insert into t1 select * from t1;
insert into t2 select * from t1;
insert into t1 select * from t1;
insert into t2 select * from t1;
insert into t1 select * from t1;
insert into t2 select * from t1;
insert into t1 select * from t1;
insert into t2 select * from t1;
insert into t1 select * from t1;
insert into t2 select * from t1;
insert into t1 select * from t1;
insert into t2 select * from t1;
insert into t1 select * from t1;
insert into t2 select * from t1;
insert into t1 select * from t1;
insert into t2 select * from t1;
insert into t1 select * from t1;
insert into t2 select * from t1;
insert into t1 select * from t1;
insert into t2 select * from t1;
insert into t1 select * from t1;
insert into t2 select * from t1;
insert into t1 select * from t1;
insert into t2 select * from t1;
insert into t1 select * from t1;
select count(*) from t1;
count(*)
131072
alter table t1 add index (id), add index(sometext), add index(sometext,id);
alter table t1 disable keys;
alter table t1 enable keys;
drop table t1,t2;
mysql-test/r/subselect.result
View file @ 18c51eee
...@@ -6462,6 +6462,7 @@ SELECT ( SELECT b FROM t2 WHERE b = a OR rand() * 0) FROM t1; ...@@ -6462,6 +6462,7 @@ SELECT ( SELECT b FROM t2 WHERE b = a OR rand() * 0) FROM t1;
1 1
NULL NULL
drop table t1,t2,t3; drop table t1,t2,t3;
set optimizer_switch=@subselect_tmp;
# #
# LP BUG#905353 Wrong non-empty result with a constant table, # LP BUG#905353 Wrong non-empty result with a constant table,
# aggregate function in subquery, MyISAM or Aria # aggregate function in subquery, MyISAM or Aria
......
mysql-test/r/subselect_mat.result
View file @ 18c51eee
...@@ -1913,6 +1913,57 @@ WHERE a IN (SELECT MAX(c) FROM t2 WHERE c < 4) AND b=7 AND (a IS NULL OR a=b); ...@@ -1913,6 +1913,57 @@ WHERE a IN (SELECT MAX(c) FROM t2 WHERE c < 4) AND b=7 AND (a IS NULL OR a=b);
a b a b
SET optimizer_switch=@save_optimizer_switch; SET optimizer_switch=@save_optimizer_switch;
DROP TABLE t1,t2; DROP TABLE t1,t2;
#
# BUG#946055: Crash with semijoin IN subquery when hash join is used
#
CREATE TABLE t1 (a int);
INSERT INTO t1 VALUES (7);
CREATE TABLE t2 (b int, c int, d varchar(1), e varchar(1), KEY (c), KEY (d, c));
INSERT INTO t2 VALUES
(4,2,'v','v'), (6,1,'v','v'), (0,5,'x','x'), (7,1,'x','x'),
(7,3,'i','i'), (7,1,'e','e'), (1,4,'p','p'), (1,2,'j','j');
SET @save_optimizer_switch=@@optimizer_switch;
SET @save_join_cache_level=@@join_cache_level;
SET join_cache_level=2;
EXPLAIN
SELECT a, c FROM t1, t2
WHERE (a, c) IN (SELECT s1.b, s1.c FROM t2 AS s1, t2 AS s2
WHERE s2.d = s1.e AND s1.e = (SELECT MAX(e) FROM t2));
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 system NULL NULL NULL NULL 1
1 PRIMARY t2 index NULL c 5 NULL 8 Using where; Using index
2 MATERIALIZED s2 ref d d 4 const 1 Using where; Using index
2 MATERIALIZED s1 ALL NULL NULL NULL NULL 8 Using where; Using join buffer (flat, BNL join)
3 SUBQUERY t2 ALL NULL NULL NULL NULL 8
SELECT a, c FROM t1, t2
WHERE (a, c) IN (SELECT s1.b, s1.c FROM t2 AS s1, t2 AS s2
WHERE s2.d = s1.e AND s1.e = (SELECT MAX(e) FROM t2));
a c
7 1
7 1
7 1
SET optimizer_switch='join_cache_hashed=on';
SET join_cache_level=4;
EXPLAIN
SELECT a, c FROM t1, t2
WHERE (a, c) IN (SELECT s1.b, s1.c FROM t2 AS s1, t2 AS s2
WHERE s2.d = s1.e AND s1.e = (SELECT MAX(e) FROM t2));
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 system NULL NULL NULL NULL 1
1 PRIMARY t2 index NULL c 5 NULL 8 Using where; Using index
2 MATERIALIZED s2 ref d d 4 const 1 Using where; Using index
2 MATERIALIZED s1 hash_ALL NULL #hash#$hj 5 test.s2.d 8 Using where; Using join buffer (flat, BNLH join)
3 SUBQUERY t2 ALL NULL NULL NULL NULL 8
SELECT a, c FROM t1, t2
WHERE (a, c) IN (SELECT s1.b, s1.c FROM t2 AS s1, t2 AS s2
WHERE s2.d = s1.e AND s1.e = (SELECT MAX(e) FROM t2));
a c
7 1
7 1
7 1
SET optimizer_switch=@save_optimizer_switch;
SET join_cache_level=@save_join_cache_level;
DROP TABLE t1,t2;
# This must be at the end: # This must be at the end:
set optimizer_switch=@subselect_sj_mat_tmp; set optimizer_switch=@subselect_sj_mat_tmp;
set join_cache_level=@save_join_cache_level; set join_cache_level=@save_join_cache_level;
......
mysql-test/r/subselect_no_mat.result
View file @ 18c51eee
...@@ -6461,6 +6461,7 @@ SELECT ( SELECT b FROM t2 WHERE b = a OR rand() * 0) FROM t1; ...@@ -6461,6 +6461,7 @@ SELECT ( SELECT b FROM t2 WHERE b = a OR rand() * 0) FROM t1;
1 1
NULL NULL
drop table t1,t2,t3; drop table t1,t2,t3;
set optimizer_switch=@subselect_tmp;
# #
# LP BUG#905353 Wrong non-empty result with a constant table, # LP BUG#905353 Wrong non-empty result with a constant table,
# aggregate function in subquery, MyISAM or Aria # aggregate function in subquery, MyISAM or Aria
......
mysql-test/r/subselect_no_opts.result
View file @ 18c51eee
...@@ -6457,6 +6457,7 @@ SELECT ( SELECT b FROM t2 WHERE b = a OR rand() * 0) FROM t1; ...@@ -6457,6 +6457,7 @@ SELECT ( SELECT b FROM t2 WHERE b = a OR rand() * 0) FROM t1;
1 1
NULL NULL
drop table t1,t2,t3; drop table t1,t2,t3;
set optimizer_switch=@subselect_tmp;
# #
# LP BUG#905353 Wrong non-empty result with a constant table, # LP BUG#905353 Wrong non-empty result with a constant table,
# aggregate function in subquery, MyISAM or Aria # aggregate function in subquery, MyISAM or Aria
......
mysql-test/r/subselect_no_scache.result
View file @ 18c51eee
...@@ -6468,6 +6468,7 @@ SELECT ( SELECT b FROM t2 WHERE b = a OR rand() * 0) FROM t1; ...@@ -6468,6 +6468,7 @@ SELECT ( SELECT b FROM t2 WHERE b = a OR rand() * 0) FROM t1;
1 1
NULL NULL
drop table t1,t2,t3; drop table t1,t2,t3;
set optimizer_switch=@subselect_tmp;
# #
# LP BUG#905353 Wrong non-empty result with a constant table, # LP BUG#905353 Wrong non-empty result with a constant table,
# aggregate function in subquery, MyISAM or Aria # aggregate function in subquery, MyISAM or Aria
......
mysql-test/r/subselect_no_semijoin.result
View file @ 18c51eee
...@@ -6457,6 +6457,7 @@ SELECT ( SELECT b FROM t2 WHERE b = a OR rand() * 0) FROM t1; ...@@ -6457,6 +6457,7 @@ SELECT ( SELECT b FROM t2 WHERE b = a OR rand() * 0) FROM t1;
1 1
NULL NULL
drop table t1,t2,t3; drop table t1,t2,t3;
set optimizer_switch=@subselect_tmp;
# #
# LP BUG#905353 Wrong non-empty result with a constant table, # LP BUG#905353 Wrong non-empty result with a constant table,
# aggregate function in subquery, MyISAM or Aria # aggregate function in subquery, MyISAM or Aria
......
mysql-test/r/subselect_sj_mat.result
View file @ 18c51eee
...@@ -1951,6 +1951,59 @@ WHERE a IN (SELECT MAX(c) FROM t2 WHERE c < 4) AND b=7 AND (a IS NULL OR a=b); ...@@ -1951,6 +1951,59 @@ WHERE a IN (SELECT MAX(c) FROM t2 WHERE c < 4) AND b=7 AND (a IS NULL OR a=b);
a b a b
SET optimizer_switch=@save_optimizer_switch; SET optimizer_switch=@save_optimizer_switch;
DROP TABLE t1,t2; DROP TABLE t1,t2;
#
# BUG#946055: Crash with semijoin IN subquery when hash join is used
#
CREATE TABLE t1 (a int);
INSERT INTO t1 VALUES (7);
CREATE TABLE t2 (b int, c int, d varchar(1), e varchar(1), KEY (c), KEY (d, c));
INSERT INTO t2 VALUES
(4,2,'v','v'), (6,1,'v','v'), (0,5,'x','x'), (7,1,'x','x'),
(7,3,'i','i'), (7,1,'e','e'), (1,4,'p','p'), (1,2,'j','j');
SET @save_optimizer_switch=@@optimizer_switch;
SET @save_join_cache_level=@@join_cache_level;
SET join_cache_level=2;
EXPLAIN
SELECT a, c FROM t1, t2
WHERE (a, c) IN (SELECT s1.b, s1.c FROM t2 AS s1, t2 AS s2
WHERE s2.d = s1.e AND s1.e = (SELECT MAX(e) FROM t2));
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 system NULL NULL NULL NULL 1
1 PRIMARY t2 index c c 5 NULL 8 Using index
1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 8 func,func 1
2 MATERIALIZED s2 ref d d 4 const 1 Using where; Using index
2 MATERIALIZED s1 ALL c NULL NULL NULL 8 Using where; Using join buffer (flat, BNL join)
3 SUBQUERY t2 ALL NULL NULL NULL NULL 8
SELECT a, c FROM t1, t2
WHERE (a, c) IN (SELECT s1.b, s1.c FROM t2 AS s1, t2 AS s2
WHERE s2.d = s1.e AND s1.e = (SELECT MAX(e) FROM t2));
a c
7 1
7 1
7 1
SET optimizer_switch='join_cache_hashed=on';
SET join_cache_level=4;
EXPLAIN
SELECT a, c FROM t1, t2
WHERE (a, c) IN (SELECT s1.b, s1.c FROM t2 AS s1, t2 AS s2
WHERE s2.d = s1.e AND s1.e = (SELECT MAX(e) FROM t2));
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 system NULL NULL NULL NULL 1
1 PRIMARY t2 index c c 5 NULL 8 Using index
1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 8 func,func 1
2 MATERIALIZED s2 ref d d 4 const 1 Using where; Using index
2 MATERIALIZED s1 hash_ALL c #hash#$hj 10 const,test.s2.d 8 Using where; Using join buffer (flat, BNLH join)
3 SUBQUERY t2 ALL NULL NULL NULL NULL 8
SELECT a, c FROM t1, t2
WHERE (a, c) IN (SELECT s1.b, s1.c FROM t2 AS s1, t2 AS s2
WHERE s2.d = s1.e AND s1.e = (SELECT MAX(e) FROM t2));
a c
7 1
7 1
7 1
SET optimizer_switch=@save_optimizer_switch;
SET join_cache_level=@save_join_cache_level;
DROP TABLE t1,t2;
# This must be at the end: # This must be at the end:
set optimizer_switch=@subselect_sj_mat_tmp; set optimizer_switch=@subselect_sj_mat_tmp;
set join_cache_level=@save_join_cache_level; set join_cache_level=@save_join_cache_level;
mysql-test/suite/innodb/r/innodb_lock_wait_timeout_1.result
View file @ 18c51eee
...@@ -104,7 +104,7 @@ id 1 ...@@ -104,7 +104,7 @@ id 1
select_type PRIMARY select_type PRIMARY
table <derived2> table <derived2>
type ALL type ALL
possible_keys key0 possible_keys NULL
key NULL key NULL
key_len NULL key_len NULL
ref NULL ref NULL
...@@ -308,7 +308,7 @@ id 1 ...@@ -308,7 +308,7 @@ id 1
select_type PRIMARY select_type PRIMARY
table <derived2> table <derived2>
type ALL type ALL
possible_keys key0 possible_keys NULL
key NULL key NULL
key_len NULL key_len NULL
ref NULL ref NULL
......
mysql-test/t/ctype_recoding.test
View file @ 18c51eee
...@@ -210,3 +210,21 @@ drop table t1; ...@@ -210,3 +210,21 @@ drop table t1;
create table t1(a char character set latin1 default _cp1251 0xFF); create table t1(a char character set latin1 default _cp1251 0xFF);
--echo End of 4.1 tests --echo End of 4.1 tests
SET CHARACTER SET DEFAULT;
--echo #
--echo # LP BUG#944504 Item_func_conv_charset tries to execute subquery constant
--echo #
SET optimizer_switch = 'in_to_exists=on';
SET character_set_connection = utf8;
CREATE TABLE t1 ( a VARCHAR(1) );
INSERT INTO t1 VALUES ('m'),('n');
CREATE VIEW v1 AS SELECT 'w' ;
--error ER_CANT_AGGREGATE_2COLLATIONS
SELECT * FROM t1 WHERE a < ALL ( SELECT * FROM v1 );
drop view v1;
drop table t1;
SET character_set_connection = default;
SET optimizer_switch= default;
--echo #End of 5.3 tests
mysql-test/t/derived_view.test
View file @ 18c51eee
...@@ -1313,6 +1313,40 @@ drop table t1,t2,t3; ...@@ -1313,6 +1313,40 @@ drop table t1,t2,t3;
set SESSION optimizer_switch= @save_optimizer_switch; set SESSION optimizer_switch= @save_optimizer_switch;
--echo #
--echo # LP BUG#944782: derived table from an information schema table
--echo #
SET @save_optimizer_switch=@@optimizer_switch;
SET SESSION optimizer_switch='derived_merge=on';
SET SESSION optimizer_switch='derived_with_keys=on';
CREATE TABLE t1 (c1 int PRIMARY KEY, c2 char(5));
EXPLAIN
SELECT COUNT(*) > 0
FROM INFORMATION_SCHEMA.COLUMNS
INNER JOIN
(SELECT TABLE_SCHEMA,
GROUP_CONCAT(COLUMN_NAME ORDER BY SEQ_IN_INDEX ASC) AS COL_NAMES
FROM INFORMATION_SCHEMA.STATISTICS
GROUP BY TABLE_SCHEMA) AS UNIQUES
ON ( COLUMNS.TABLE_SCHEMA = UNIQUES.TABLE_SCHEMA);
# this query crashed in mariadb-5.5.20
SELECT COUNT(*) > 0
FROM INFORMATION_SCHEMA.COLUMNS
INNER JOIN
(SELECT TABLE_SCHEMA,
GROUP_CONCAT(COLUMN_NAME ORDER BY SEQ_IN_INDEX ASC) AS COL_NAMES
FROM INFORMATION_SCHEMA.STATISTICS
GROUP BY TABLE_SCHEMA) AS UNIQUES
ON ( COLUMNS.TABLE_SCHEMA = UNIQUES.TABLE_SCHEMA);
DROP TABLE t1;
set SESSION optimizer_switch= @save_optimizer_switch;
# The following command must be the last one the file # The following command must be the last one the file
set optimizer_switch=@exit_optimizer_switch; set optimizer_switch=@exit_optimizer_switch;
set join_cache_level=@exit_join_cache_level; set join_cache_level=@exit_join_cache_level;
mysql-test/t/myisam-big.test 0 → 100644
View file @ 18c51eee
#
# Test bugs in the MyISAM code that require more space/time
--source include/big_test.inc
# Initialise
--disable_warnings
drop table if exists t1,t2;
--enable_warnings
#
# BUG#925377:
# Querying myisam table metadata while 'alter table..enable keys' is
# running may corrupt the table
#
create table t1 (id int, sometext varchar(100)) engine=myisam;
insert into t1 values (1, "hello"),(2, "hello2"),(4, "hello3"),(4, "hello4");
create table t2 like t1;
insert into t1 select * from t1;
insert into t2 select * from t1;
insert into t1 select * from t1;
insert into t2 select * from t1;
insert into t1 select * from t1;
insert into t2 select * from t1;
insert into t1 select * from t1;
insert into t2 select * from t1;
insert into t1 select * from t1;
insert into t2 select * from t1;
insert into t1 select * from t1;
insert into t2 select * from t1;
insert into t1 select * from t1;
insert into t2 select * from t1;
insert into t1 select * from t1;
insert into t2 select * from t1;
insert into t1 select * from t1;
insert into t2 select * from t1;
insert into t1 select * from t1;
insert into t2 select * from t1;
insert into t1 select * from t1;
insert into t2 select * from t1;
insert into t1 select * from t1;
insert into t2 select * from t1;
insert into t1 select * from t1;
insert into t2 select * from t1;
insert into t1 select * from t1;
insert into t2 select * from t1;
insert into t1 select * from t1;
select count(*) from t1;
connect (con2,localhost,root,,);
connection con2;
alter table t1 add index (id), add index(sometext), add index(sometext,id);
alter table t1 disable keys;
send alter table t1 enable keys;
connection default;
--sleep 1
--disable_query_log
--disable_result_log
show table status like 't1';
--enable_query_log
--enable_result_log
connection con2;
reap;
disconnect con2;
connection default;
drop table t1,t2;
mysql-test/t/subselect.test
View file @ 18c51eee
...@@ -5429,8 +5429,8 @@ SELECT ( SELECT b FROM t2 WHERE b = a OR b * 0) FROM t1; ...@@ -5429,8 +5429,8 @@ SELECT ( SELECT b FROM t2 WHERE b = a OR b * 0) FROM t1;
# example with "random" # example with "random"
SELECT ( SELECT b FROM t2 WHERE b = a OR rand() * 0) FROM t1; SELECT ( SELECT b FROM t2 WHERE b = a OR rand() * 0) FROM t1;
drop table t1,t2,t3; drop table t1,t2,t3;
set optimizer_switch=@subselect_tmp;
--echo # --echo #
--echo # LP BUG#905353 Wrong non-empty result with a constant table, --echo # LP BUG#905353 Wrong non-empty result with a constant table,
...@@ -5444,5 +5444,6 @@ SELECT a FROM t1 WHERE ( SELECT MIN(a) = 100 ); ...@@ -5444,5 +5444,6 @@ SELECT a FROM t1 WHERE ( SELECT MIN(a) = 100 );
drop table t1; drop table t1;
--echo # return optimizer switch changed in the beginning of this test --echo # return optimizer switch changed in the beginning of this test
set optimizer_switch=@subselect_tmp; set optimizer_switch=@subselect_tmp;
mysql-test/t/subselect_sj_mat.test
View file @ 18c51eee
...@@ -1602,6 +1602,46 @@ SET optimizer_switch=@save_optimizer_switch; ...@@ -1602,6 +1602,46 @@ SET optimizer_switch=@save_optimizer_switch;
DROP TABLE t1,t2; DROP TABLE t1,t2;
--echo #
--echo # BUG#946055: Crash with semijoin IN subquery when hash join is used
--echo #
CREATE TABLE t1 (a int);
INSERT INTO t1 VALUES (7);
CREATE TABLE t2 (b int, c int, d varchar(1), e varchar(1), KEY (c), KEY (d, c));
INSERT INTO t2 VALUES
(4,2,'v','v'), (6,1,'v','v'), (0,5,'x','x'), (7,1,'x','x'),
(7,3,'i','i'), (7,1,'e','e'), (1,4,'p','p'), (1,2,'j','j');
SET @save_optimizer_switch=@@optimizer_switch;
SET @save_join_cache_level=@@join_cache_level;
SET join_cache_level=2;
EXPLAIN
SELECT a, c FROM t1, t2
WHERE (a, c) IN (SELECT s1.b, s1.c FROM t2 AS s1, t2 AS s2
WHERE s2.d = s1.e AND s1.e = (SELECT MAX(e) FROM t2));
SELECT a, c FROM t1, t2
WHERE (a, c) IN (SELECT s1.b, s1.c FROM t2 AS s1, t2 AS s2
WHERE s2.d = s1.e AND s1.e = (SELECT MAX(e) FROM t2));
SET optimizer_switch='join_cache_hashed=on';
SET join_cache_level=4;
EXPLAIN
SELECT a, c FROM t1, t2
WHERE (a, c) IN (SELECT s1.b, s1.c FROM t2 AS s1, t2 AS s2
WHERE s2.d = s1.e AND s1.e = (SELECT MAX(e) FROM t2));
SELECT a, c FROM t1, t2
WHERE (a, c) IN (SELECT s1.b, s1.c FROM t2 AS s1, t2 AS s2
WHERE s2.d = s1.e AND s1.e = (SELECT MAX(e) FROM t2));
SET optimizer_switch=@save_optimizer_switch;
SET join_cache_level=@save_join_cache_level;
DROP TABLE t1,t2;
--echo # This must be at the end: --echo # This must be at the end:
set optimizer_switch=@subselect_sj_mat_tmp; set optimizer_switch=@subselect_sj_mat_tmp;
set join_cache_level=@save_join_cache_level; set join_cache_level=@save_join_cache_level;
......
sql/item_strfunc.h
View file @ 18c51eee
...@@ -829,7 +829,7 @@ public: ...@@ -829,7 +829,7 @@ public:
{ {
DBUG_ASSERT(args[0]->fixed); DBUG_ASSERT(args[0]->fixed);
conv_charset= cs; conv_charset= cs;
if (cache_if_const && args[0]->const_item()) if (cache_if_const && args[0]->const_item() && !args[0]->with_subselect)
{ {
uint errors= 0; uint errors= 0;
String tmp, *str= args[0]->val_str(&tmp); String tmp, *str= args[0]->val_str(&tmp);
......
sql/sql_select.cc
View file @ 18c51eee
...@@ -79,6 +79,7 @@ static bool update_ref_and_keys(THD *thd, DYNAMIC_ARRAY *keyuse, ...@@ -79,6 +79,7 @@ static bool update_ref_and_keys(THD *thd, DYNAMIC_ARRAY *keyuse,
static bool sort_and_filter_keyuse(THD *thd, DYNAMIC_ARRAY *keyuse, static bool sort_and_filter_keyuse(THD *thd, DYNAMIC_ARRAY *keyuse,
bool skip_unprefixed_keyparts); bool skip_unprefixed_keyparts);
static int sort_keyuse(KEYUSE *a,KEYUSE *b); static int sort_keyuse(KEYUSE *a,KEYUSE *b);
static bool are_tables_local(JOIN_TAB *jtab, table_map used_tables);
static bool create_ref_for_key(JOIN *join, JOIN_TAB *j, KEYUSE *org_keyuse, static bool create_ref_for_key(JOIN *join, JOIN_TAB *j, KEYUSE *org_keyuse,
bool allow_full_scan, table_map used_tables); bool allow_full_scan, table_map used_tables);
void best_access_path(JOIN *join, JOIN_TAB *s, void best_access_path(JOIN *join, JOIN_TAB *s,
...@@ -7365,7 +7366,8 @@ static bool create_hj_key_for_table(JOIN *join, JOIN_TAB *join_tab, ...@@ -7365,7 +7366,8 @@ static bool create_hj_key_for_table(JOIN *join, JOIN_TAB *join_tab,
do do
{ {
if (!(~used_tables & keyuse->used_tables)) if (!(~used_tables & keyuse->used_tables) &&
are_tables_local(join_tab, keyuse->used_tables))
{ {
if (first_keyuse) if (first_keyuse)
{ {
...@@ -7378,7 +7380,8 @@ static bool create_hj_key_for_table(JOIN *join, JOIN_TAB *join_tab, ...@@ -7378,7 +7380,8 @@ static bool create_hj_key_for_table(JOIN *join, JOIN_TAB *join_tab,
for( ; curr < keyuse; curr++) for( ; curr < keyuse; curr++)
{ {
if (curr->keypart == keyuse->keypart && if (curr->keypart == keyuse->keypart &&
!(~used_tables & curr->used_tables)) !(~used_tables & curr->used_tables) &&
are_tables_local(join_tab, curr->used_tables))
break; break;
} }
if (curr == keyuse) if (curr == keyuse)
...@@ -7410,7 +7413,8 @@ static bool create_hj_key_for_table(JOIN *join, JOIN_TAB *join_tab, ...@@ -7410,7 +7413,8 @@ static bool create_hj_key_for_table(JOIN *join, JOIN_TAB *join_tab,
keyuse= org_keyuse; keyuse= org_keyuse;
do do
{ {
if (!(~used_tables & keyuse->used_tables)) if (!(~used_tables & keyuse->used_tables) &&
are_tables_local(join_tab, keyuse->used_tables))
{ {
bool add_key_part= TRUE; bool add_key_part= TRUE;
if (!first_keyuse) if (!first_keyuse)
...@@ -7418,7 +7422,8 @@ static bool create_hj_key_for_table(JOIN *join, JOIN_TAB *join_tab, ...@@ -7418,7 +7422,8 @@ static bool create_hj_key_for_table(JOIN *join, JOIN_TAB *join_tab,
for(KEYUSE *curr= org_keyuse; curr < keyuse; curr++) for(KEYUSE *curr= org_keyuse; curr < keyuse; curr++)
{ {
if (curr->keypart == keyuse->keypart && if (curr->keypart == keyuse->keypart &&
!(~used_tables & curr->used_tables)) !(~used_tables & curr->used_tables) &&
are_tables_local(join_tab, curr->used_tables))
{ {
keyuse->keypart= NO_KEYPART; keyuse->keypart= NO_KEYPART;
add_key_part= FALSE; add_key_part= FALSE;
...@@ -8826,8 +8831,13 @@ void JOIN::drop_unused_derived_keys() ...@@ -8826,8 +8831,13 @@ void JOIN::drop_unused_derived_keys()
continue; continue;
if (table->max_keys > 1) if (table->max_keys > 1)
table->use_index(tab->ref.key); table->use_index(tab->ref.key);
if (table->s->keys && tab->ref.key >= 0) if (table->s->keys)
tab->ref.key= 0; {
if (tab->ref.key >= 0)
tab->ref.key= 0;
else
table->s->keys= 0;
}
tab->keys= (key_map) (table->s->keys ? 1 : 0); tab->keys= (key_map) (table->s->keys ? 1 : 0);
} }
} }
......
storage/maria/ma_bitmap.c
View file @ 18c51eee
...@@ -370,7 +370,7 @@ static inline void _ma_bitmap_mark_file_changed(MARIA_SHARE *share, ...@@ -370,7 +370,7 @@ static inline void _ma_bitmap_mark_file_changed(MARIA_SHARE *share,
if (flush_translog && share->now_transactional) if (flush_translog && share->now_transactional)
(void) translog_flush(share->state.logrec_file_id); (void) translog_flush(share->state.logrec_file_id);
_ma_mark_file_changed(share); _ma_mark_file_changed_now(share);
mysql_mutex_lock(&share->bitmap.bitmap_lock); mysql_mutex_lock(&share->bitmap.bitmap_lock);
/* purecov: end */ /* purecov: end */
} }
......
storage/maria/ma_recovery.c
View file @ 18c51eee
...@@ -665,11 +665,13 @@ prototype_redo_exec_hook_dummy(INCOMPLETE_GROUP) ...@@ -665,11 +665,13 @@ prototype_redo_exec_hook_dummy(INCOMPLETE_GROUP)
prototype_redo_exec_hook(INCOMPLETE_LOG) prototype_redo_exec_hook(INCOMPLETE_LOG)
{ {
MARIA_HA *info; MARIA_HA *info;
if (skip_DDLs) if (skip_DDLs)
{ {
tprint(tracef, "we skip DDLs\n"); tprint(tracef, "we skip DDLs\n");
return 0; return 0;
} }
if ((info= get_MARIA_HA_from_REDO_record(rec)) == NULL) if ((info= get_MARIA_HA_from_REDO_record(rec)) == NULL)
{ {
/* no such table, don't need to warn */ /* no such table, don't need to warn */
...@@ -1481,7 +1483,13 @@ end: ...@@ -1481,7 +1483,13 @@ end:
if (error) if (error)
{ {
if (info != NULL) if (info != NULL)
{
/* let maria_close() mark the table properly closed */
info->s->state.open_count= 1;
info->s->global_changed= 1;
info->s->changed= 1;
maria_close(info); maria_close(info);
}
if (error == -1) if (error == -1)
error= 0; error= 0;
} }
......
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