diff options
Diffstat (limited to 'mysql-test/r/subselect4.result')
| -rw-r--r-- | mysql-test/r/subselect4.result | 324 |
1 files changed, 296 insertions, 28 deletions
diff --git a/mysql-test/r/subselect4.result b/mysql-test/r/subselect4.result index 97a9e0b7f16..1479ca49fd2 100644 --- a/mysql-test/r/subselect4.result +++ b/mysql-test/r/subselect4.result @@ -15,7 +15,7 @@ ORDER BY count(*); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t1 index NULL a 5 NULL 2 Using where; Using index; Using temporary 2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 2 Using where -3 DEPENDENT SUBQUERY t3 system NULL NULL NULL NULL 0 const row not found +3 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL no matching row in const table # should not crash the next statement SELECT 1 FROM t1 WHERE NOT EXISTS (SELECT 1 FROM t2 WHERE 1 = (SELECT MIN(t2.b) FROM t3)) @@ -117,14 +117,14 @@ EXPLAIN SELECT * FROM t1 WHERE ( a, b ) NOT IN ( SELECT c, d FROM t2 ); id select_type table type possible_keys key key_len ref rows Extra x PRIMARY x x x x x x x x -x SUBQUERY x x x x x x x x +x DEPENDENT SUBQUERY x x x x x x x x SELECT * FROM t1 WHERE ( a, b ) NOT IN ( SELECT c, d FROM t2 ); a b EXPLAIN SELECT * FROM t1 WHERE ( a, b ) NOT IN ( SELECT c, d FROM t2 ) IS NULL; 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 SUBQUERY t2 ALL NULL NULL NULL NULL 2 +2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 2 Using where SELECT * FROM t1 WHERE ( a, b ) NOT IN ( SELECT c, d FROM t2 ) IS NULL; a b 1 NULL @@ -147,28 +147,28 @@ EXPLAIN SELECT * FROM t1 WHERE ( a, b ) NOT IN ( SELECT e, f FROM t3 ); id select_type table type possible_keys key key_len ref rows Extra x PRIMARY x x x x x x x x -x SUBQUERY x x x x x x x x +x DEPENDENT SUBQUERY x x x x x x x x SELECT * FROM t1 WHERE ( a, b ) NOT IN ( SELECT e, f FROM t3 ); a b EXPLAIN SELECT * FROM t2 WHERE ( c, d ) NOT IN ( SELECT a, b FROM t1 ); id select_type table type possible_keys key key_len ref rows Extra x PRIMARY x x x x x x x x -x SUBQUERY x x x x x x x x +x DEPENDENT SUBQUERY x x x x x x x x SELECT * FROM t2 WHERE ( c, d ) NOT IN ( SELECT a, b FROM t1 ); c d EXPLAIN SELECT * FROM t3 WHERE ( e, f ) NOT IN ( SELECT c, d FROM t2 ); id select_type table type possible_keys key key_len ref rows Extra x PRIMARY x x x x x x x x -x SUBQUERY x x x x x x x x +x DEPENDENT SUBQUERY x x x x x x x x SELECT * FROM t3 WHERE ( e, f ) NOT IN ( SELECT c, d FROM t2 ); e f EXPLAIN SELECT * FROM t2 WHERE ( c, d ) NOT IN ( SELECT e, f FROM t3 ); id select_type table type possible_keys key key_len ref rows Extra x PRIMARY x x x x x x x x -x SUBQUERY x x x x x x x x +x DEPENDENT SUBQUERY x x x x x x x x SELECT * FROM t2 WHERE ( c, d ) NOT IN ( SELECT e, f FROM t3 ); c d SELECT * FROM t1 WHERE ( a, b ) NOT IN @@ -342,7 +342,7 @@ INSERT INTO t3 VALUES ('E4','P4',40); INSERT INTO t3 VALUES ('E4','P5',80); SET @old_optimizer_switch = @@session.optimizer_switch; SET @old_join_cache_level = @@session.join_cache_level; -SET SESSION optimizer_switch = 'firstmatch=on,loosescan=on,materialization=on,semijoin=on'; +SET SESSION optimizer_switch = 'firstmatch=on,loosescan=on,materialization=on,in_to_exists=off,semijoin=on'; SET SESSION join_cache_level = 1; CREATE UNIQUE INDEX t1_IDX ON t1(EMPNUM); EXPLAIN SELECT EMPNAME @@ -565,7 +565,7 @@ INSERT INTO t3 VALUES ('E4','P4',40); INSERT INTO t3 VALUES ('E4','P5',80); SET @old_optimizer_switch = @@session.optimizer_switch; SET @old_join_cache_level = @@session.join_cache_level; -SET SESSION optimizer_switch = 'firstmatch=on,loosescan=on,materialization=on,semijoin=on'; +SET SESSION optimizer_switch = 'firstmatch=on,loosescan=on,materialization=on,in_to_exists=off,semijoin=on'; SET SESSION join_cache_level = 1; CREATE UNIQUE INDEX t1_IDX ON t1(EMPNUM); EXPLAIN SELECT EMPNAME @@ -726,7 +726,7 @@ INSERT INTO t1 VALUES ('28','6','m'),('29','4','c'); CREATE TABLE t2 (f11 varchar(1)) ; INSERT INTO t2 VALUES ('f'),('d'); SET @old_optimizer_switch = @@session.optimizer_switch; -SET SESSION optimizer_switch = 'materialization=on'; +SET SESSION optimizer_switch = 'materialization=on,in_to_exists=off,'; EXPLAIN SELECT * FROM t1 WHERE f3 = ( @@ -763,7 +763,7 @@ drop table t1,t2; CREATE TABLE t1 (f1 int, f2 int); CREATE TABLE t2 (f3 int, f4 int not null, PRIMARY KEY (f3)); set @save_optimizer_switch=@@optimizer_switch; -SET @@optimizer_switch = 'materialization=on,semijoin=off'; +SET @@optimizer_switch = 'materialization=on,in_to_exists=off,semijoin=off'; EXPLAIN SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3, min(f4) FROM t2); id select_type table type possible_keys key key_len ref rows Extra @@ -851,10 +851,10 @@ 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 SUBQUERY NULL NULL NULL NULL NULL NULL NULL No matching min/max row +2 DEPENDENT 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,semijoin=off'; +SET @@optimizer_switch = 'materialization=off,in_to_exists=on,semijoin=off'; EXPLAIN SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3, min(f4) FROM t2); id select_type table type possible_keys key key_len ref rows Extra @@ -949,25 +949,25 @@ INSERT INTO t1 VALUES (1, 2); INSERT INTO t1 VALUES (3, 4); INSERT INTO t2 VALUES (5, 6); INSERT INTO t2 VALUES (7, 8); -SET @@optimizer_switch = 'materialization=on,semijoin=off'; +SET @@optimizer_switch = 'materialization=on,in_to_exists=off,semijoin=off'; EXPLAIN SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3, min(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 Using where +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 2 SUBQUERY t2 range PRIMARY PRIMARY 4 NULL 1 Using index condition; Using MRR SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3, min(f4) FROM t2 WHERE f3 > 10); f1 f2 EXPLAIN SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3+f4, min(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 Using where +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 2 SUBQUERY t2 range PRIMARY PRIMARY 4 NULL 1 Using index condition; Using MRR SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3+f4, min(f4) FROM t2 WHERE f3 > 10); f1 f2 EXPLAIN SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3, min(f4)+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 Using where +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 2 SUBQUERY t2 range PRIMARY PRIMARY 4 NULL 1 Using index condition; Using MRR SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3, min(f4)+max(f4) FROM t2 WHERE f3 > 10); f1 f2 @@ -982,14 +982,14 @@ NULL EXPLAIN SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3, count(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 Using where +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 2 SUBQUERY t2 range PRIMARY PRIMARY 4 NULL 1 Using index condition; Using MRR SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3, count(f4) FROM t2 WHERE f3 > 10); f1 f2 EXPLAIN SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3, f3 + count(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 Using where +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 2 SUBQUERY t2 range PRIMARY PRIMARY 4 NULL 1 Using index condition; Using MRR SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3, f3 + count(f4) FROM t2 WHERE f3 > 10); f1 f2 @@ -1036,29 +1036,29 @@ NULL 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 Using where -2 SUBQUERY NULL NULL NULL NULL NULL NULL NULL No matching min/max row +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 +2 DEPENDENT 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,semijoin=off'; +SET @@optimizer_switch = 'materialization=off,in_to_exists=on,semijoin=off'; EXPLAIN SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3, min(f4) FROM t2 WHERE f3 > 10); 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 +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 2 DEPENDENT SUBQUERY t2 range PRIMARY PRIMARY 4 NULL 1 Using index condition; Using MRR SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3, min(f4) FROM t2 WHERE f3 > 10); f1 f2 EXPLAIN SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3+f4, min(f4) FROM t2 WHERE f3 > 10); 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 +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 2 DEPENDENT SUBQUERY t2 range PRIMARY PRIMARY 4 NULL 1 Using index condition; Using MRR SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3+f4, min(f4) FROM t2 WHERE f3 > 10); f1 f2 EXPLAIN SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3, min(f4)+max(f4) FROM t2 WHERE f3 > 10); 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 +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 2 DEPENDENT SUBQUERY t2 range PRIMARY PRIMARY 4 NULL 1 Using index condition; Using MRR SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3, min(f4)+max(f4) FROM t2 WHERE f3 > 10); f1 f2 @@ -1073,14 +1073,14 @@ NULL EXPLAIN SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3, count(f4) FROM t2 WHERE f3 > 10); 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 +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 2 DEPENDENT SUBQUERY t2 range PRIMARY PRIMARY 4 NULL 1 Using index condition; Using MRR SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3, count(f4) FROM t2 WHERE f3 > 10); f1 f2 EXPLAIN SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3, f3 + count(f4) FROM t2 WHERE f3 > 10); 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 +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 2 DEPENDENT SUBQUERY t2 range PRIMARY PRIMARY 4 NULL 1 Using index condition; Using MRR SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3, f3 + count(f4) FROM t2 WHERE f3 > 10); f1 f2 @@ -1127,9 +1127,277 @@ NULL 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 NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 2 DEPENDENT 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; drop table t1,t2; +# +# LP BUG#641203 Query returns rows where no result is expected (impossible WHERE) +# +CREATE TABLE t1 (c1 varchar(1) DEFAULT NULL); +CREATE TABLE t2 (c1 varchar(1) DEFAULT NULL); +INSERT INTO t2 VALUES ('k'), ('d'); +CREATE TABLE t3 (c1 varchar(1) DEFAULT NULL); +INSERT INTO t3 VALUES ('a'), ('b'), ('c'); +CREATE TABLE t4 (c1 varchar(1) primary key); +INSERT INTO t4 VALUES ('k'), ('d'); +EXPLAIN +SELECT * FROM t1 RIGHT JOIN t2 ON t1.c1 WHERE 's' IN (SELECT c1 FROM t2); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 system NULL NULL NULL NULL 0 const row not found +1 PRIMARY t2 ALL NULL NULL NULL NULL 2 +2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 2 Using where +SELECT * FROM t1 RIGHT JOIN t2 ON t1.c1 WHERE 's' IN (SELECT c1 FROM t2); +c1 c1 +EXPLAIN +SELECT * FROM t2 LEFT JOIN t1 ON t1.c1 WHERE 's' IN (SELECT c1 FROM t2); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 system NULL NULL NULL NULL 0 const row not found +1 PRIMARY t2 ALL NULL NULL NULL NULL 2 +2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 2 Using where +SELECT * FROM t2 LEFT JOIN t1 ON t1.c1 WHERE 's' IN (SELECT c1 FROM t2); +c1 c1 +EXPLAIN +SELECT * FROM (t2 LEFT JOIN t1 ON t1.c1) LEFT JOIN t3 on t3.c1 WHERE 's' IN (SELECT c1 FROM t2); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 system NULL NULL NULL NULL 0 const row not found +1 PRIMARY t2 ALL NULL NULL NULL NULL 2 +1 PRIMARY t3 ALL NULL NULL NULL NULL 3 Using where +2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 2 Using where +SELECT * FROM (t2 LEFT JOIN t1 ON t1.c1) LEFT JOIN t3 on t3.c1 WHERE 's' IN (SELECT c1 FROM t2); +c1 c1 c1 +EXPLAIN +SELECT * FROM t4 LEFT JOIN t2 ON t4.c1 WHERE 's' IN (SELECT c1 FROM t2); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t4 index NULL PRIMARY 3 NULL 2 Using index +1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Using where +2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 2 Using where +SELECT * FROM t4 LEFT JOIN t2 ON t4.c1 WHERE 's' IN (SELECT c1 FROM t2); +c1 c1 +drop table t1, t2, t3, t4; +# +# LP BUG#675981 Assertion `cache != __null' failed in sub_select_cache() +# on EXPLAIN +# +CREATE TABLE t1 (f1 int,f2 int) ; +INSERT IGNORE INTO t1 VALUES ('2','5'),('2',NULL); +CREATE TABLE t2 (f1 int, f5 int) ; +INSERT IGNORE INTO t2 VALUES (1,0); +CREATE TABLE t3 (f4 int) ; +INSERT IGNORE INTO t3 VALUES (0),(0); +set @@optimizer_switch='in_to_exists=on,materialization=off,semijoin=off'; +EXPLAIN +SELECT * FROM t2 +WHERE f1 IN (SELECT t1.f2 FROM t1 JOIN t3 ON t3.f4); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t2 system NULL NULL NULL NULL 1 +2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 2 Using where +2 DEPENDENT SUBQUERY t3 ALL NULL NULL NULL NULL 2 Using where; Using join buffer (flat, BNL join) +drop table t1, t2, t3; +# +# LP BUG#680005 Second assertion `cache != __null' failed in +# sub_select_cache() on EXPLAIN +# +CREATE TABLE t1 (f1 int,f2 int,f4 int,f6 int,KEY (f4)) ; +INSERT IGNORE INTO t1 VALUES +('1','5','1','0'),('2','1','1','0'),('2','2','2','0'),('0',NULL,'0','0'), +('2','1','2','0'),('2','0','0','0'),('2','2','2','0'),('2','8','2','0'), +('2','7','2','0'),('2','5','2','0'),('2',NULL,'1','0'); +CREATE TABLE t2 (f3 int) ; +INSERT IGNORE INTO t2 VALUES ('7'); +CREATE TABLE t3 (f3 int) ; +INSERT IGNORE INTO t3 VALUES ('2'); +EXPLAIN +SELECT t1.f4 +FROM t2 JOIN t1 ON t1.f6 +WHERE +( t1.f2 ) IN (SELECT SUBQUERY2_t1.f3 +FROM t3 AS SUBQUERY2_t1 +JOIN +(t1 AS SUBQUERY2_t2 +JOIN +t1 AS SUBQUERY2_t3 ON SUBQUERY2_t3.f1) +ON SUBQUERY2_t3.f2) +GROUP BY t1.f4 ORDER BY t1.f1 LIMIT 10; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t2 system NULL NULL NULL NULL 1 Using temporary; Using filesort +1 PRIMARY t1 index NULL f4 5 NULL 11 Using where +2 DEPENDENT SUBQUERY SUBQUERY2_t1 system NULL NULL NULL NULL 1 +2 DEPENDENT SUBQUERY SUBQUERY2_t2 index NULL f4 5 NULL 11 Using index +2 DEPENDENT SUBQUERY SUBQUERY2_t3 ALL NULL NULL NULL NULL 11 Using where; Using join buffer (flat, BNL join) +drop table t1, t2, t3; +# +# LP BUG#680038 bool close_thread_table(THD*, TABLE**): +# Assertion `table->key_read == 0' failed in EXPLAIN +# +CREATE TABLE t1 (f1 int,f3 int,f4 int) ; +INSERT IGNORE INTO t1 VALUES (NULL,1,0); +CREATE TABLE t2 (f2 int,f4 int,f5 int) ; +INSERT IGNORE INTO t2 VALUES (8,0,0),(5,0,0); +CREATE TABLE t3 (f4 int,KEY (f4)) ; +INSERT IGNORE INTO t3 VALUES (0),(0); +set @@optimizer_switch='semijoin=off'; +EXPLAIN +SELECT * FROM t1 WHERE +(SELECT f2 FROM t2 +WHERE f4 <= ALL +(SELECT SQ1_t1.f4 +FROM t3 AS SQ1_t1 JOIN t3 AS SQ1_t3 ON SQ1_t3.f4 +GROUP BY SQ1_t1.f4)); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 system NULL NULL NULL NULL 1 +2 SUBQUERY t2 ALL NULL NULL NULL NULL 2 Using where +3 SUBQUERY SQ1_t1 index NULL f4 5 NULL 2 Using index; Using temporary; Using filesort +3 SUBQUERY SQ1_t3 index NULL f4 5 NULL 2 Using where; Using index; Using join buffer (flat, BNL join) +drop table t1, t2, t3; +# +# BUG#52317: Assertion failing in Field_varstring::store() +# at field.cc:6833 +# +CREATE TABLE t1 (i INTEGER); +INSERT INTO t1 VALUES (1); +CREATE TABLE t2 (i INTEGER, KEY k(i)); +INSERT INTO t2 VALUES (1), (2); +EXPLAIN +SELECT i FROM t1 WHERE (1) NOT IN (SELECT i FROM t2); +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 t2 ref_or_null k k 5 const 2 Using where; Using index +DROP TABLE t2; +DROP TABLE t1; +# +# LP BUG#680846: Crash in clear_tables() with subqueries +# +CREATE TABLE t1 (f3 int) ; +INSERT IGNORE INTO t1 VALUES (0),(0); +CREATE TABLE t2 (f1 int,f3 int,f4 varchar(32)) ; +INSERT IGNORE INTO t2 VALUES (1,0,'f'); +EXPLAIN +SELECT COUNT(t2.f3), +(SELECT COUNT(f3) FROM t1 WHERE t2.f1) AS f9 +FROM t2 JOIN t1 ON t1.f3 +WHERE ('v') IN (SELECT f4 FROM t2) +GROUP BY f9; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t2 system NULL NULL NULL NULL 1 +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 Using where +3 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 2 +SELECT COUNT(t2.f3), +(SELECT COUNT(f3) FROM t1 WHERE t2.f1) AS f9 +FROM t2 JOIN t1 ON t1.f3 +WHERE ('v') IN (SELECT f4 FROM t2) +GROUP BY f9; +COUNT(t2.f3) f9 +EXPLAIN +SELECT COUNT(t2.f3), +(SELECT COUNT(f3) FROM t1 WHERE t2.f1) AS f9 +FROM t2 JOIN t1 ON t1.f3 +WHERE ('v') IN (SELECT f4 FROM t2) +ORDER BY f9; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t2 system NULL NULL NULL NULL 1 +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 Using where +3 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 2 +SELECT COUNT(t2.f3), +(SELECT COUNT(f3) FROM t1 WHERE t2.f1) AS f9 +FROM t2 JOIN t1 ON t1.f3 +WHERE ('v') IN (SELECT f4 FROM t2) +ORDER BY f9; +COUNT(t2.f3) f9 +0 2 +EXPLAIN +SELECT COUNT(t2.f3), +(SELECT t2.f1 FROM t1 limit 1) AS f9 +FROM t2 JOIN t1 +WHERE ('v') IN (SELECT f4 FROM t2) +GROUP BY f9; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t2 system NULL NULL NULL NULL 1 +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 +3 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 2 +SELECT COUNT(t2.f3), +(SELECT t2.f1 FROM t1 limit 1) AS f9 +FROM t2 JOIN t1 +WHERE ('v') IN (SELECT f4 FROM t2) +GROUP BY f9; +COUNT(t2.f3) f9 +EXPLAIN +SELECT COUNT(t2.f3), +(SELECT t2.f1 FROM t1 limit 1) AS f9 +FROM t2 JOIN t1 +WHERE ('v') IN (SELECT f4 FROM t2) +ORDER BY f9; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t2 system NULL NULL NULL NULL 1 +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 +3 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 2 +SELECT COUNT(t2.f3), +(SELECT t2.f1 FROM t1 limit 1) AS f9 +FROM t2 JOIN t1 +WHERE ('v') IN (SELECT f4 FROM t2) +ORDER BY f9; +COUNT(t2.f3) f9 +0 NULL +drop table t1,t2; +# +# LP BUG#682683 Crash in create_tmp_table called from +# JOIN::init_execution +# +CREATE TABLE t2 (f1 int) ; +INSERT INTO t2 VALUES (1),(2); +CREATE TABLE t1 (f1 int) ; +EXPLAIN +SELECT (SELECT f1 FROM t1) AS field1 FROM t2 GROUP BY field1; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t2 ALL NULL NULL NULL NULL 2 +2 SUBQUERY t1 system NULL NULL NULL NULL 0 const row not found +SELECT (SELECT f1 FROM t1) AS field1 FROM t2 GROUP BY field1; +field1 +NULL +EXPLAIN +SELECT (SELECT f1 FROM t1) AS field1 FROM t2 ORDER BY field1; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t2 ALL NULL NULL NULL NULL 2 +2 SUBQUERY t1 system NULL NULL NULL NULL 0 const row not found +SELECT (SELECT f1 FROM t1) AS field1 FROM t2 ORDER BY field1; +field1 +NULL +NULL +INSERT INTO t1 VALUES (1),(2); +EXPLAIN +SELECT (SELECT f1 FROM t1) AS field1 FROM t2 GROUP BY field1; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t2 ALL NULL NULL NULL NULL 2 +2 SUBQUERY t1 ALL NULL NULL NULL NULL 2 +SELECT (SELECT f1 FROM t1) AS field1 FROM t2 GROUP BY field1; +ERROR 21000: Subquery returns more than 1 row +EXPLAIN +SELECT (SELECT f1 FROM t1) AS field1 FROM t2 ORDER BY field1; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t2 ALL NULL NULL NULL NULL 2 +2 SUBQUERY t1 ALL NULL NULL NULL NULL 2 +SELECT (SELECT f1 FROM t1) AS field1 FROM t2 ORDER BY field1; +ERROR 21000: Subquery returns more than 1 row +drop table t1,t2; +# +# LP BUG#680943 Assertion `!table || (!table->read_set || +# bitmap_is_set(table->read_set, field_index))' failed with subquery +# +CREATE TABLE t1 (f1 int,f3 int) ; +INSERT IGNORE INTO t1 VALUES ('6','0'),('4','0'); +CREATE TABLE t2 (f1 int,f2 int,f3 int) ; +INSERT IGNORE INTO t2 VALUES ('6','0','0'),('2','0','0'); +SELECT f2 +FROM (SELECT * FROM t2) AS alias1 +WHERE (SELECT SQ2_t2.f1 +FROM t1 JOIN t1 AS SQ2_t2 ON SQ2_t2.f3 +WHERE SQ2_t2.f3 AND alias1.f1) +ORDER BY f3 ; +f2 +drop table t1,t2; |