diff options
Diffstat (limited to 'mysql-test/t/subselect.test')
| -rw-r--r-- | mysql-test/t/subselect.test | 232 |
1 files changed, 226 insertions, 6 deletions
diff --git a/mysql-test/t/subselect.test b/mysql-test/t/subselect.test index 027578fc6bd..bb4e7d623f8 100644 --- a/mysql-test/t/subselect.test +++ b/mysql-test/t/subselect.test @@ -2513,8 +2513,6 @@ DROP TABLE t1, t2; CREATE TABLE t1 (i INT); (SELECT i FROM t1) UNION (SELECT i FROM t1); -#TODO:not supported ---error ER_PARSE_ERROR SELECT sql_no_cache * FROM t1 WHERE NOT EXISTS ( (SELECT i FROM t1) UNION @@ -2531,8 +2529,6 @@ WHERE NOT EXISTS (((SELECT i FROM t1) UNION (SELECT i FROM t1))); explain select ((select t11.i from t1 t11) union (select t12.i from t1 t12)) from t1; -#TODO:not supported ---error ER_PARSE_ERROR explain select * from t1 where not exists ((select t11.i from t1 t11) union (select t12.i from t1 t12)); @@ -3203,8 +3199,6 @@ EXPLAIN EXTENDED SELECT 2 FROM t1 WHERE EXISTS ((SELECT 1 FROM t2 WHERE t1.a=t2.a)); -#TODO:not supported ---error ER_PARSE_ERROR 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)); @@ -3570,6 +3564,232 @@ where v in(select v where t1.g=t2.g) is unknown; drop table t1, t2; +-- echo # +-- echo # Bug#33204: INTO is allowed in subselect, causing inconsistent results +-- echo # +CREATE TABLE t1( a INT ); +INSERT INTO t1 VALUES (1),(2); + +CREATE TABLE t2( a INT, b INT ); + +--error ER_PARSE_ERROR +SELECT * +FROM (SELECT a INTO @var FROM t1 WHERE a = 2) t1a; +--error ER_PARSE_ERROR +SELECT * +FROM (SELECT a INTO OUTFILE 'file' FROM t1 WHERE a = 2) t1a; +--error ER_PARSE_ERROR +SELECT * +FROM (SELECT a INTO DUMPFILE 'file' FROM t1 WHERE a = 2) t1a; + +--error ER_PARSE_ERROR +SELECT * FROM ( + SELECT 1 a + UNION + SELECT a INTO @var FROM t1 WHERE a = 2 +) t1a; + +--error ER_PARSE_ERROR +SELECT * FROM ( + SELECT 1 a + UNION + SELECT a INTO OUTFILE 'file' FROM t1 WHERE a = 2 +) t1a; + +--error ER_PARSE_ERROR +SELECT * FROM ( + SELECT 1 a + UNION + SELECT a INTO DUMPFILE 'file' FROM t1 WHERE a = 2 +) t1a; + +SELECT * FROM (SELECT a FROM t1 WHERE a = 2) t1a; + +SELECT * FROM ( + SELECT a FROM t1 WHERE a = 2 + UNION + SELECT a FROM t1 WHERE a = 2 +) t1a; + +SELECT * FROM ( + SELECT 1 a + UNION + SELECT a FROM t1 WHERE a = 2 + UNION + SELECT a FROM t1 WHERE a = 2 +) t1a; + +# This was not allowed previously. Possibly, it should be allowed on the future. +# For now, the intent is to keep the fix as non-intrusive as possible. +--error ER_PARSE_ERROR +SELECT * FROM ((SELECT 1 a) UNION SELECT 1 a); +SELECT * FROM (SELECT 1 a UNION (SELECT 1 a)) alias; +SELECT * FROM (SELECT 1 UNION SELECT 1) t1a; +--error ER_PARSE_ERROR +SELECT * FROM ((SELECT 1 a INTO @a)) t1a; +--error ER_PARSE_ERROR +SELECT * FROM ((SELECT 1 a INTO OUTFILE 'file' )) t1a; +--error ER_PARSE_ERROR +SELECT * FROM ((SELECT 1 a INTO DUMPFILE 'file' )) t1a; + +--error ER_PARSE_ERROR +SELECT * FROM (SELECT 1 a UNION (SELECT 1 a INTO @a)) t1a; +--error ER_PARSE_ERROR +SELECT * FROM (SELECT 1 a UNION (SELECT 1 a INTO DUMPFILE 'file' )) t1a; +--error ER_PARSE_ERROR +SELECT * FROM (SELECT 1 a UNION (SELECT 1 a INTO OUTFILE 'file' )) t1a; + +--error ER_PARSE_ERROR +SELECT * FROM (SELECT 1 a UNION ((SELECT 1 a INTO @a))) t1a; +--error ER_PARSE_ERROR +SELECT * FROM (SELECT 1 a UNION ((SELECT 1 a INTO DUMPFILE 'file' ))) t1a; +--error ER_PARSE_ERROR +SELECT * FROM (SELECT 1 a UNION ((SELECT 1 a INTO OUTFILE 'file' ))) t1a; + +SELECT * FROM (SELECT 1 a ORDER BY a) t1a; +SELECT * FROM (SELECT 1 a UNION SELECT 1 a ORDER BY a) t1a; +SELECT * FROM (SELECT 1 a UNION SELECT 1 a LIMIT 1) t1a; +SELECT * FROM (SELECT 1 a UNION SELECT 1 a ORDER BY a LIMIT 1) t1a; + +# Test of rule +# table_factor: '(' get_select_lex query_expression_body ')' opt_table_alias +# UNION should not be allowed inside the parentheses, nor should +# aliases after. +# +SELECT * FROM t1 JOIN (SELECT 1 UNION SELECT 1) alias ON 1; +--error ER_PARSE_ERROR +SELECT * FROM t1 JOIN ((SELECT 1 UNION SELECT 1)) ON 1; +--error ER_PARSE_ERROR +SELECT * FROM t1 JOIN (t1 t1a UNION SELECT 1) ON 1; +--error ER_PARSE_ERROR +SELECT * FROM t1 JOIN ((t1 t1a UNION SELECT 1)) ON 1; +--error ER_PARSE_ERROR +SELECT * FROM t1 JOIN (t1 t1a) t1a ON 1; +--error ER_PARSE_ERROR +SELECT * FROM t1 JOIN ((t1 t1a)) t1a ON 1; + +SELECT * FROM t1 JOIN (t1 t1a) ON 1; +SELECT * FROM t1 JOIN ((t1 t1a)) ON 1; + +SELECT * FROM (t1 t1a); +SELECT * FROM ((t1 t1a)); + +SELECT * FROM t1 JOIN (SELECT 1 t1a) alias ON 1; +SELECT * FROM t1 JOIN ((SELECT 1 t1a)) alias ON 1; + +SELECT * FROM t1 JOIN (SELECT 1 a) a ON 1; +SELECT * FROM t1 JOIN ((SELECT 1 a)) a ON 1; + +# For the join, TABLE_LIST::select_lex == NULL +# Check that we handle this. +--error ER_PARSE_ERROR +SELECT * FROM (t1 JOIN (SELECT 1) t1a1 ON 1) t1a2; + +SELECT * FROM t1 WHERE a = ALL ( SELECT 1 ); +SELECT * FROM t1 WHERE a = ALL ( SELECT 1 UNION SELECT 1 ); +SELECT * FROM t1 WHERE a = ANY ( SELECT 3 UNION SELECT 1 ); + +--error ER_PARSE_ERROR +SELECT * FROM t1 WHERE a = ANY ( SELECT 1 UNION SELECT 1 INTO @a); +--error ER_PARSE_ERROR +SELECT * FROM t1 WHERE a = ANY ( SELECT 1 UNION SELECT 1 INTO OUTFILE 'file' ); +--error ER_PARSE_ERROR +SELECT * FROM t1 WHERE a = ANY ( SELECT 1 UNION SELECT 1 INTO DUMPFILE 'file' ); + +SELECT * FROM t1 WHERE a = ( SELECT 1 ); +SELECT * FROM t1 WHERE a = ( SELECT 1 UNION SELECT 1 ); +--error ER_PARSE_ERROR +SELECT * FROM t1 WHERE a = ( SELECT 1 INTO @a); +--error ER_PARSE_ERROR +SELECT * FROM t1 WHERE a = ( SELECT 1 INTO OUTFILE 'file' ); +--error ER_PARSE_ERROR +SELECT * FROM t1 WHERE a = ( SELECT 1 INTO DUMPFILE 'file' ); + +--error ER_PARSE_ERROR +SELECT * FROM t1 WHERE a = ( SELECT 1 UNION SELECT 1 INTO @a); +--error ER_PARSE_ERROR +SELECT * FROM t1 WHERE a = ( SELECT 1 UNION SELECT 1 INTO OUTFILE 'file' ); +--error ER_PARSE_ERROR +SELECT * FROM t1 WHERE a = ( SELECT 1 UNION SELECT 1 INTO DUMPFILE 'file' ); + +--error ER_PARSE_ERROR +SELECT ( SELECT 1 INTO @v ); +--error ER_PARSE_ERROR +SELECT ( SELECT 1 INTO OUTFILE 'file' ); +--error ER_PARSE_ERROR +SELECT ( SELECT 1 INTO DUMPFILE 'file' ); + +--error ER_PARSE_ERROR +SELECT ( SELECT 1 UNION SELECT 1 INTO @v ); +--error ER_PARSE_ERROR +SELECT ( SELECT 1 UNION SELECT 1 INTO OUTFILE 'file' ); +--error ER_PARSE_ERROR +SELECT ( SELECT 1 UNION SELECT 1 INTO DUMPFILE 'file' ); + +# Make sure context is popped when we leave the nested select +SELECT ( SELECT a FROM t1 WHERE a = 1 ), a FROM t1; +SELECT ( SELECT a FROM t1 WHERE a = 1 UNION SELECT 1 ), a FROM t1; + +# Make sure we have feature F561 (see .yy file) +SELECT * FROM t2 WHERE (a, b) IN (SELECT a, b FROM t2); + +# Make sure the parser does not allow nested UNIONs anywhere + +--error ER_PARSE_ERROR +SELECT 1 UNION ( SELECT 1 UNION SELECT 1 ); +--error ER_PARSE_ERROR +( SELECT 1 UNION SELECT 1 ) UNION SELECT 1; + +--error ER_PARSE_ERROR +SELECT ( SELECT 1 UNION ( SELECT 1 UNION SELECT 1 ) ); +--error ER_PARSE_ERROR +SELECT ( ( SELECT 1 UNION SELECT 1 ) UNION SELECT 1; +SELECT ( SELECT 1 UNION SELECT 1 UNION SELECT 1 ); +SELECT ((SELECT 1 UNION SELECT 1 UNION SELECT 1)); + +--error ER_PARSE_ERROR +SELECT * FROM ( SELECT 1 UNION ( SELECT 1 UNION SELECT 1 ) ); +--error ER_PARSE_ERROR +SELECT * FROM ( ( SELECT 1 UNION SELECT 1 ) UNION SELECT 1 ); +SELECT * FROM ( SELECT 1 UNION SELECT 1 UNION SELECT 1 ) a; + +--error ER_PARSE_ERROR +SELECT * FROM t1 WHERE a = ( SELECT 1 UNION ( SELECT 1 UNION SELECT 1 ) ); +--error ER_PARSE_ERROR +SELECT * FROM t1 WHERE a = ALL ( SELECT 1 UNION ( SELECT 1 UNION SELECT 1 ) ); +--error ER_PARSE_ERROR +SELECT * FROM t1 WHERE a = ANY ( SELECT 1 UNION ( SELECT 1 UNION SELECT 1 ) ); +--error ER_PARSE_ERROR +SELECT * FROM t1 WHERE a IN ( SELECT 1 UNION ( SELECT 1 UNION SELECT 1 ) ); + +--error ER_PARSE_ERROR +SELECT * FROM t1 WHERE a = ( ( SELECT 1 UNION SELECT 1 ) UNION SELECT 1 ); +--error ER_PARSE_ERROR +SELECT * FROM t1 WHERE a = ALL ( ( SELECT 1 UNION SELECT 1 ) UNION SELECT 1 ); +--error ER_PARSE_ERROR +SELECT * FROM t1 WHERE a = ANY ( ( SELECT 1 UNION SELECT 1 ) UNION SELECT 1 ); +--error ER_PARSE_ERROR +SELECT * FROM t1 WHERE a IN ( ( SELECT 1 UNION SELECT 1 ) UNION SELECT 1 ); + +SELECT * FROM t1 WHERE a = ( SELECT 1 UNION SELECT 1 UNION SELECT 1 ); +SELECT * FROM t1 WHERE a = ALL ( SELECT 1 UNION SELECT 1 UNION SELECT 1 ); +SELECT * FROM t1 WHERE a = ANY ( SELECT 1 UNION SELECT 1 UNION SELECT 1 ); +SELECT * FROM t1 WHERE a IN ( SELECT 1 UNION SELECT 1 UNION SELECT 1 ); + +--error ER_PARSE_ERROR +SELECT * FROM t1 WHERE EXISTS ( SELECT 1 UNION SELECT 1 INTO @v ); +SELECT EXISTS(SELECT 1+1); +--error ER_PARSE_ERROR +SELECT EXISTS(SELECT 1+1 INTO @test); +--error ER_PARSE_ERROR +SELECT * FROM t1 WHERE a IN ( SELECT 1 UNION SELECT 1 INTO @v ); + +--error ER_PARSE_ERROR +SELECT * FROM t1 WHERE EXISTS ( SELECT 1 INTO @v ); +--error ER_PARSE_ERROR +SELECT * FROM t1 WHERE a IN ( SELECT 1 INTO @v ); + +DROP TABLE t1, t2; # # Bug #31157: Crash when select+order by the avg of some field within the # group by |