Merge mysql.com:/home/hf/work/mrg/mysql-5.0-opt

into  mysql.com:/home/hf/work/mrg/mysql-5.1-opt
This commit is contained in:
holyfoot/hf@hfmain.(none) 2007-03-22 11:50:24 +04:00
commit ecbf43a3f1
3 changed files with 18 additions and 1 deletions

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@ -477,6 +477,11 @@ a
Warnings:
Warning 1292 Incorrect date value: '19772-07-29' for column 'a' at row 1
DROP TABLE t1,t2,t3,t4;
CREATE TABLE t1 (id int not null);
INSERT INTO t1 VALUES (1),(2);
SELECT id FROM t1 WHERE id IN(4564, (SELECT IF(1=0,1,1/0)) );
id
DROP TABLE t1;
End of 5.0 tests
create table t1(f1 char(1));
insert into t1 values ('a'),('b'),('1');

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@ -361,6 +361,17 @@ SELECT * FROM t4 WHERE a IN ('1972-02-06','19772-07-29');
DROP TABLE t1,t2,t3,t4;
#
# BUG#27362: IN with a decimal expression that may return NULL
#
CREATE TABLE t1 (id int not null);
INSERT INTO t1 VALUES (1),(2);
SELECT id FROM t1 WHERE id IN(4564, (SELECT IF(1=0,1,1/0)) );
DROP TABLE t1;
--echo End of 5.0 tests

View File

@ -2458,7 +2458,8 @@ void in_decimal::set(uint pos, Item *item)
dec->len= DECIMAL_BUFF_LENGTH;
dec->fix_buffer_pointer();
my_decimal *res= item->val_decimal(dec);
if (res != dec)
/* if item->val_decimal() is evaluated to NULL then res == 0 */
if (!item->null_value && res != dec)
my_decimal2decimal(res, dec);
}