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sql/item.cc:
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sql/item_cmpfunc.cc:
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sql/item_cmpfunc.h:
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sql/item_sum.cc:
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sql/mysql_priv.h:
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sql/sql_class.h:
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sql/sql_delete.cc:
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sql/sql_insert.cc:
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sql/sql_lex.h:
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sql/sql_list.h:
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sql/sql_load.cc:
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sql/sql_olap.cc:
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sql/sql_parse.cc:
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sql/sql_select.h:
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sql/sql_table.cc:
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sql/sql_union.cc:
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sql/sql_update.cc:
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sql/sql_yacc.yy:
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This commit is contained in:
unknown
2003-01-25 13:19:46 +02:00
parent 433307fafb b23541339c
commit fbd882fca6
33 changed files with 1145 additions and 590 deletions
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14
mysql-test/r/subselect.result
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@@ -155,21 +155,18 @@ select * from t2 where t2.b=(select a from t3 order by 1 desc limit 1);
a b
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(select * from t2 where t2.b=(select a from t3 order by 1 desc limit 1))
union (select * from t4 order by a limit 2) limit 3;
(select * from t2 where t2.b=(select a from t3 order by 1 desc limit 1)) union (select * from t4 order by a limit 2) limit 3;
a b
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(select * from t2 where t2.b=(select a from t3 order by 1 desc limit 1))
union (select * from t4 where t4.b=(select max(t2.a)*4 from t2) order by a);
(select * from t2 where t2.b=(select a from t3 order by 1 desc limit 1)) union (select * from t4 where t4.b=(select max(t2.a)*4 from t2) order by a);
a b
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explain (select * from t2 where t2.b=(select a from t3 order by 1 desc limit 1))
union (select * from t4 where t4.b=(select max(t2.a)*4 from t2) order by a);
explain (select * from t2 where t2.b=(select a from t3 order by 1 desc limit 1)) union (select * from t4 where t4.b=(select max(t2.a)*4 from t2) order by a);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Using where
2 SUBSELECT t3 ALL NULL NULL NULL NULL 3 Using filesort
@@ -403,19 +400,15 @@ Unknown column 'a' in 'having clause'
SELECT * from t2 where topic IN (SELECT topic FROM t2 GROUP BY date);
mot topic date pseudo
joce 40143 2002-10-22 joce
joce 43506 2002-10-22 joce
SELECT * from t2 where topic IN (SELECT topic FROM t2 GROUP BY date HAVING topic < 4100);
mot topic date pseudo
joce 43506 2002-10-22 joce
SELECT * from t2 where topic IN (SELECT SUM(topic) FROM t1);
mot topic date pseudo
SELECT * from t2 where topic = any (SELECT topic FROM t2 GROUP BY date);
mot topic date pseudo
joce 40143 2002-10-22 joce
joce 43506 2002-10-22 joce
SELECT * from t2 where topic = any (SELECT topic FROM t2 GROUP BY date HAVING topic < 4100);
mot topic date pseudo
joce 43506 2002-10-22 joce
SELECT * from t2 where topic = any (SELECT SUM(topic) FROM t1);
mot topic date pseudo
SELECT * from t2 where topic = all (SELECT topic FROM t2 GROUP BY date);
@@ -424,6 +417,7 @@ joce 40143 2002-10-22 joce
SELECT * from t2 where topic = all (SELECT topic FROM t2 GROUP BY date HAVING topic < 4100);
mot topic date pseudo
joce 40143 2002-10-22 joce
joce 43506 2002-10-22 joce
SELECT * from t2 where topic = all (SELECT SUM(topic) FROM t2);
mot topic date pseudo
SELECT * from t2 where topic <> any (SELECT SUM(topic) FROM t2);