diff options
Diffstat (limited to 'mysql-test/r/subselect.result')
| -rw-r--r-- | mysql-test/r/subselect.result | 289 |
1 files changed, 280 insertions, 9 deletions
diff --git a/mysql-test/r/subselect.result b/mysql-test/r/subselect.result index d822cab4fe4..b23556887c1 100644 --- a/mysql-test/r/subselect.result +++ b/mysql-test/r/subselect.result @@ -735,7 +735,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra Warnings: Note 1249 Select 3 was reduced during optimization Note 1249 Select 2 was reduced during optimization -Note 1003 select `test`.`t2`.`id` AS `id` from `test`.`t2` where (`test`.`t2`.`id` = (1 + 1)) +Note 1003 select `test`.`t2`.`id` AS `id` from `test`.`t2` where (`test`.`t2`.`id` = <cache>((1 + 1))) EXPLAIN EXTENDED SELECT * FROM t2 WHERE id IN (SELECT 1 UNION SELECT 3); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t2 index NULL id 5 NULL 2 100.00 Using where; Using index @@ -3562,9 +3562,7 @@ SELECT sql_no_cache * FROM t1 WHERE NOT EXISTS (SELECT i FROM t1) UNION (SELECT i FROM t1) ); -ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'UNION -(SELECT i FROM t1) -)' at line 3 +i SELECT * FROM t1 WHERE NOT EXISTS (((SELECT i FROM t1) UNION (SELECT i FROM t1))); ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'UNION (SELECT i FROM t1)))' at line 2 @@ -3574,7 +3572,11 @@ ERROR 42000: You have an error in your SQL syntax; check the manual that corresp from t1' at line 1 explain select * from t1 where not exists ((select t11.i from t1 t11) union (select t12.i from t1 t12)); -ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'union (select t12.i from t1 t12))' at line 2 +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 +2 SUBQUERY NULL NULL NULL NULL NULL NULL NULL no matching row in const table +3 UNION NULL NULL NULL NULL NULL NULL NULL no matching row in const table +NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL DROP TABLE t1; CREATE TABLE t1 (a VARCHAR(250), b INT auto_increment, PRIMARY KEY (b)); insert into t1 (a) values (FLOOR(rand() * 100)); @@ -3667,8 +3669,6 @@ CREATE TABLE t1 (a int, b int auto_increment, PRIMARY KEY (b)); CREATE TABLE t2 (x int auto_increment, y int, z int, PRIMARY KEY (x), FOREIGN KEY (y) REFERENCES t1 (b)); SET SESSION sort_buffer_size = 32 * 1024; -Warnings: -Warning 1292 Truncated incorrect sort_buffer_size value: '32768' SELECT SQL_NO_CACHE COUNT(*) FROM (SELECT a, b, (SELECT x FROM t2 WHERE y=b ORDER BY z DESC LIMIT 1) c FROM t1) t; @@ -4279,8 +4279,15 @@ Note 1003 select 2 AS `2` from `test`.`t1` where exists(select 1 from `test`.`t2 EXPLAIN EXTENDED SELECT 2 FROM t1 WHERE EXISTS ((SELECT 1 FROM t2 WHERE t1.a=t2.a) UNION (SELECT 1 FROM t2 WHERE t1.a = t2.a)); -ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'UNION -(SELECT 1 FROM t2 WHERE t1.a = t2.a))' at line 2 +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 Using where +2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 2 100.00 Using where +3 DEPENDENT UNION t2 ALL NULL NULL NULL NULL 2 100.00 Using where +NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL NULL +Warnings: +Note 1276 Field or reference 'test.t1.a' of SELECT #2 was resolved in SELECT #1 +Note 1276 Field or reference 'test.t1.a' of SELECT #3 was resolved in SELECT #1 +Note 1003 select 2 AS `2` from `test`.`t1` where exists((select 1 from `test`.`t2` where (`test`.`t1`.`a` = `test`.`t2`.`a`)) union (select 1 from `test`.`t2` where (`test`.`t1`.`a` = `test`.`t2`.`a`))) DROP TABLE t1,t2; create table t1(f11 int, f12 int); create table t2(f21 int unsigned not null, f22 int, f23 varchar(10)); @@ -4588,6 +4595,270 @@ id g v s 51 50 NULL l 61 60 NULL l drop table t1, t2; +# +# Bug#33204: INTO is allowed in subselect, causing inconsistent results +# +CREATE TABLE t1( a INT ); +INSERT INTO t1 VALUES (1),(2); +CREATE TABLE t2( a INT, b INT ); +SELECT * +FROM (SELECT a INTO @var FROM t1 WHERE a = 2) t1a; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO @var FROM t1 WHERE a = 2) t1a' at line 2 +SELECT * +FROM (SELECT a INTO OUTFILE 'file' FROM t1 WHERE a = 2) t1a; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO OUTFILE 'file' FROM t1 WHERE a = 2) t1a' at line 2 +SELECT * +FROM (SELECT a INTO DUMPFILE 'file' FROM t1 WHERE a = 2) t1a; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO DUMPFILE 'file' FROM t1 WHERE a = 2) t1a' at line 2 +SELECT * FROM ( +SELECT 1 a +UNION +SELECT a INTO @var FROM t1 WHERE a = 2 +) t1a; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO @var FROM t1 WHERE a = 2 +) t1a' at line 4 +SELECT * FROM ( +SELECT 1 a +UNION +SELECT a INTO OUTFILE 'file' FROM t1 WHERE a = 2 +) t1a; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO OUTFILE 'file' FROM t1 WHERE a = 2 +) t1a' at line 4 +SELECT * FROM ( +SELECT 1 a +UNION +SELECT a INTO DUMPFILE 'file' FROM t1 WHERE a = 2 +) t1a; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO DUMPFILE 'file' FROM t1 WHERE a = 2 +) t1a' at line 4 +SELECT * FROM (SELECT a FROM t1 WHERE a = 2) t1a; +a +2 +SELECT * FROM ( +SELECT a FROM t1 WHERE a = 2 +UNION +SELECT a FROM t1 WHERE a = 2 +) t1a; +a +2 +SELECT * FROM ( +SELECT 1 a +UNION +SELECT a FROM t1 WHERE a = 2 +UNION +SELECT a FROM t1 WHERE a = 2 +) t1a; +a +1 +2 +SELECT * FROM ((SELECT 1 a) UNION SELECT 1 a); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ')' at line 1 +SELECT * FROM (SELECT 1 a UNION (SELECT 1 a)) alias; +a +1 +SELECT * FROM (SELECT 1 UNION SELECT 1) t1a; +1 +1 +SELECT * FROM ((SELECT 1 a INTO @a)) t1a; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO @a)) t1a' at line 1 +SELECT * FROM ((SELECT 1 a INTO OUTFILE 'file' )) t1a; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO OUTFILE 'file' )) t1a' at line 1 +SELECT * FROM ((SELECT 1 a INTO DUMPFILE 'file' )) t1a; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO DUMPFILE 'file' )) t1a' at line 1 +SELECT * FROM (SELECT 1 a UNION (SELECT 1 a INTO @a)) t1a; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO @a)) t1a' at line 1 +SELECT * FROM (SELECT 1 a UNION (SELECT 1 a INTO DUMPFILE 'file' )) t1a; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO DUMPFILE 'file' )) t1a' at line 1 +SELECT * FROM (SELECT 1 a UNION (SELECT 1 a INTO OUTFILE 'file' )) t1a; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO OUTFILE 'file' )) t1a' at line 1 +SELECT * FROM (SELECT 1 a UNION ((SELECT 1 a INTO @a))) t1a; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO @a))) t1a' at line 1 +SELECT * FROM (SELECT 1 a UNION ((SELECT 1 a INTO DUMPFILE 'file' ))) t1a; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO DUMPFILE 'file' ))) t1a' at line 1 +SELECT * FROM (SELECT 1 a UNION ((SELECT 1 a INTO OUTFILE 'file' ))) t1a; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO OUTFILE 'file' ))) t1a' at line 1 +SELECT * FROM (SELECT 1 a ORDER BY a) t1a; +a +1 +SELECT * FROM (SELECT 1 a UNION SELECT 1 a ORDER BY a) t1a; +a +1 +SELECT * FROM (SELECT 1 a UNION SELECT 1 a LIMIT 1) t1a; +a +1 +SELECT * FROM (SELECT 1 a UNION SELECT 1 a ORDER BY a LIMIT 1) t1a; +a +1 +SELECT * FROM t1 JOIN (SELECT 1 UNION SELECT 1) alias ON 1; +a 1 +1 1 +2 1 +SELECT * FROM t1 JOIN ((SELECT 1 UNION SELECT 1)) ON 1; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ')) ON 1' at line 1 +SELECT * FROM t1 JOIN (t1 t1a UNION SELECT 1) ON 1; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'ON 1' at line 1 +SELECT * FROM t1 JOIN ((t1 t1a UNION SELECT 1)) ON 1; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ') ON 1' at line 1 +SELECT * FROM t1 JOIN (t1 t1a) t1a ON 1; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 't1a ON 1' at line 1 +SELECT * FROM t1 JOIN ((t1 t1a)) t1a ON 1; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 't1a ON 1' at line 1 +SELECT * FROM t1 JOIN (t1 t1a) ON 1; +a a +1 1 +2 1 +1 2 +2 2 +SELECT * FROM t1 JOIN ((t1 t1a)) ON 1; +a a +1 1 +2 1 +1 2 +2 2 +SELECT * FROM (t1 t1a); +a +1 +2 +SELECT * FROM ((t1 t1a)); +a +1 +2 +SELECT * FROM t1 JOIN (SELECT 1 t1a) alias ON 1; +a t1a +1 1 +2 1 +SELECT * FROM t1 JOIN ((SELECT 1 t1a)) alias ON 1; +a t1a +1 1 +2 1 +SELECT * FROM t1 JOIN (SELECT 1 a) a ON 1; +a a +1 1 +2 1 +SELECT * FROM t1 JOIN ((SELECT 1 a)) a ON 1; +a a +1 1 +2 1 +SELECT * FROM (t1 JOIN (SELECT 1) t1a1 ON 1) t1a2; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 't1a2' at line 1 +SELECT * FROM t1 WHERE a = ALL ( SELECT 1 ); +a +1 +SELECT * FROM t1 WHERE a = ALL ( SELECT 1 UNION SELECT 1 ); +a +1 +SELECT * FROM t1 WHERE a = ANY ( SELECT 3 UNION SELECT 1 ); +a +1 +SELECT * FROM t1 WHERE a = ANY ( SELECT 1 UNION SELECT 1 INTO @a); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO @a)' at line 1 +SELECT * FROM t1 WHERE a = ANY ( SELECT 1 UNION SELECT 1 INTO OUTFILE 'file' ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO OUTFILE 'file' )' at line 1 +SELECT * FROM t1 WHERE a = ANY ( SELECT 1 UNION SELECT 1 INTO DUMPFILE 'file' ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO DUMPFILE 'file' )' at line 1 +SELECT * FROM t1 WHERE a = ( SELECT 1 ); +a +1 +SELECT * FROM t1 WHERE a = ( SELECT 1 UNION SELECT 1 ); +a +1 +SELECT * FROM t1 WHERE a = ( SELECT 1 INTO @a); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO @a)' at line 1 +SELECT * FROM t1 WHERE a = ( SELECT 1 INTO OUTFILE 'file' ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO OUTFILE 'file' )' at line 1 +SELECT * FROM t1 WHERE a = ( SELECT 1 INTO DUMPFILE 'file' ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO DUMPFILE 'file' )' at line 1 +SELECT * FROM t1 WHERE a = ( SELECT 1 UNION SELECT 1 INTO @a); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO @a)' at line 1 +SELECT * FROM t1 WHERE a = ( SELECT 1 UNION SELECT 1 INTO OUTFILE 'file' ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO OUTFILE 'file' )' at line 1 +SELECT * FROM t1 WHERE a = ( SELECT 1 UNION SELECT 1 INTO DUMPFILE 'file' ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO DUMPFILE 'file' )' at line 1 +SELECT ( SELECT 1 INTO @v ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO @v )' at line 1 +SELECT ( SELECT 1 INTO OUTFILE 'file' ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO OUTFILE 'file' )' at line 1 +SELECT ( SELECT 1 INTO DUMPFILE 'file' ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO DUMPFILE 'file' )' at line 1 +SELECT ( SELECT 1 UNION SELECT 1 INTO @v ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO @v )' at line 1 +SELECT ( SELECT 1 UNION SELECT 1 INTO OUTFILE 'file' ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO OUTFILE 'file' )' at line 1 +SELECT ( SELECT 1 UNION SELECT 1 INTO DUMPFILE 'file' ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO DUMPFILE 'file' )' at line 1 +SELECT ( SELECT a FROM t1 WHERE a = 1 ), a FROM t1; +( SELECT a FROM t1 WHERE a = 1 ) a +1 1 +1 2 +SELECT ( SELECT a FROM t1 WHERE a = 1 UNION SELECT 1 ), a FROM t1; +( SELECT a FROM t1 WHERE a = 1 UNION SELECT 1 ) a +1 1 +1 2 +SELECT * FROM t2 WHERE (a, b) IN (SELECT a, b FROM t2); +a b +SELECT 1 UNION ( SELECT 1 UNION SELECT 1 ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'UNION SELECT 1 )' at line 1 +( SELECT 1 UNION SELECT 1 ) UNION SELECT 1; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'UNION SELECT 1 ) UNION SELECT 1' at line 1 +SELECT ( SELECT 1 UNION ( SELECT 1 UNION SELECT 1 ) ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'UNION SELECT 1 ) )' at line 1 +SELECT ( ( SELECT 1 UNION SELECT 1 ) UNION SELECT 1; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'UNION SELECT 1' at line 1 +SELECT ( SELECT 1 UNION SELECT 1 UNION SELECT 1 ); +( SELECT 1 UNION SELECT 1 UNION SELECT 1 ) +1 +SELECT ((SELECT 1 UNION SELECT 1 UNION SELECT 1)); +((SELECT 1 UNION SELECT 1 UNION SELECT 1)) +1 +SELECT * FROM ( SELECT 1 UNION ( SELECT 1 UNION SELECT 1 ) ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'UNION SELECT 1 ) )' at line 1 +SELECT * FROM ( ( SELECT 1 UNION SELECT 1 ) UNION SELECT 1 ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ') UNION SELECT 1 )' at line 1 +SELECT * FROM ( SELECT 1 UNION SELECT 1 UNION SELECT 1 ) a; +1 +1 +SELECT * FROM t1 WHERE a = ( SELECT 1 UNION ( SELECT 1 UNION SELECT 1 ) ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'UNION SELECT 1 ) )' at line 1 +SELECT * FROM t1 WHERE a = ALL ( SELECT 1 UNION ( SELECT 1 UNION SELECT 1 ) ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'UNION SELECT 1 ) )' at line 1 +SELECT * FROM t1 WHERE a = ANY ( SELECT 1 UNION ( SELECT 1 UNION SELECT 1 ) ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'UNION SELECT 1 ) )' at line 1 +SELECT * FROM t1 WHERE a IN ( SELECT 1 UNION ( SELECT 1 UNION SELECT 1 ) ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'UNION SELECT 1 ) )' at line 1 +SELECT * FROM t1 WHERE a = ( ( SELECT 1 UNION SELECT 1 ) UNION SELECT 1 ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'UNION SELECT 1 )' at line 1 +SELECT * FROM t1 WHERE a = ALL ( ( SELECT 1 UNION SELECT 1 ) UNION SELECT 1 ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'UNION SELECT 1 ) UNION SELECT 1 )' at line 1 +SELECT * FROM t1 WHERE a = ANY ( ( SELECT 1 UNION SELECT 1 ) UNION SELECT 1 ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'UNION SELECT 1 ) UNION SELECT 1 )' at line 1 +SELECT * FROM t1 WHERE a IN ( ( SELECT 1 UNION SELECT 1 ) UNION SELECT 1 ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'UNION SELECT 1 )' at line 1 +SELECT * FROM t1 WHERE a = ( SELECT 1 UNION SELECT 1 UNION SELECT 1 ); +a +1 +SELECT * FROM t1 WHERE a = ALL ( SELECT 1 UNION SELECT 1 UNION SELECT 1 ); +a +1 +SELECT * FROM t1 WHERE a = ANY ( SELECT 1 UNION SELECT 1 UNION SELECT 1 ); +a +1 +SELECT * FROM t1 WHERE a IN ( SELECT 1 UNION SELECT 1 UNION SELECT 1 ); +a +1 +SELECT * FROM t1 WHERE EXISTS ( SELECT 1 UNION SELECT 1 INTO @v ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO @v )' at line 1 +SELECT EXISTS(SELECT 1+1); +EXISTS(SELECT 1+1) +1 +SELECT EXISTS(SELECT 1+1 INTO @test); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO @test)' at line 1 +SELECT * FROM t1 WHERE a IN ( SELECT 1 UNION SELECT 1 INTO @v ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO @v )' at line 1 +SELECT * FROM t1 WHERE EXISTS ( SELECT 1 INTO @v ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO @v )' at line 1 +SELECT * FROM t1 WHERE a IN ( SELECT 1 INTO @v ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO @v )' at line 1 +DROP TABLE t1, t2; CREATE TABLE t1 (a ENUM('rainbow')); INSERT INTO t1 VALUES (),(),(),(),(); SELECT 1 FROM t1 GROUP BY (SELECT 1 FROM t1 ORDER BY AVG(LAST_INSERT_ID())); |