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Merge 5.3 -> 5.5

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This commit is contained in:
Sergey Petrunya
2012-06-20 15:01:28 +04:00
parent 0b93b444b6 584d923c32
commit 8c762965d3
24 changed files with 556 additions and 116 deletions
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41
mysql-test/r/func_test.result
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@@ -279,3 +279,44 @@ NULL
SELECT GREATEST(1.5E+2,1.3E+2,NULL) FROM DUAL;
GREATEST(1.5E+2,1.3E+2,NULL)
NULL
create table t1 (a int);
insert into t1 values (1), (100), (0), (NULL);
select not a from t1;
not a
0
0
1
NULL
explain extended select not a from t1;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 4 100.00
Warnings:
Note 1003 select (`test`.`t1`.`a` = 0) AS `not a` from `test`.`t1`
select * from t1 where not a;
a
0
explain extended select * from t1 where not a;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 4 100.00 Using where
Warnings:
Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where (`test`.`t1`.`a` = 0)
select not (a+0) from t1;
not (a+0)
0
0
1
NULL
explain extended select not (a+0) from t1;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 4 100.00
Warnings:
Note 1003 select (not((`test`.`t1`.`a` + 0))) AS `not (a+0)` from `test`.`t1`
select * from t1 where not (a+0);
a
0
explain extended select * from t1 where not (a+0);
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 4 100.00 Using where
Warnings:
Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where (not((`test`.`t1`.`a` + 0)))
drop table t1;