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Merge of fix for Bug#59173.

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This commit is contained in:
Martin Hansson 2011-01-19 15:12:43 +01:00
commit 4073411145
3 changed files with 23 additions and 1 deletions
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11
mysql-test/r/type_datetime.result
View file

@ -637,6 +637,17 @@ CAST(CAST('2008-07-29T10:42:51.1234567' AS DateTime) AS DECIMAL(30,7))
20080729104251.1234560
Warnings:
Warning 1292 Truncated incorrect datetime value: '2008-07-29T10:42:51.1234567'
#
# Bug#59173: Failure to handle DATE(TIME) values where Year, Month or
# Day is ZERO
#
CREATE TABLE t1 (dt1 DATETIME);
INSERT INTO t1 (dt1) VALUES ('0000-00-01 00:00:01');
DELETE FROM t1 WHERE dt1 = '0000-00-01 00:00:01';
# Should be empty
SELECT * FROM t1;
dt1
DROP TABLE t1;
End of 5.1 tests
#
# Start of 5.5 tests

11
mysql-test/t/type_datetime.test
View file

@ -445,6 +445,17 @@ SELECT CAST(CAST('00000002006-000008-0000010 000010:0000011:00000012.012345' AS
# show we truncate microseconds from the right
SELECT CAST(CAST('2008-07-29T10:42:51.1234567' AS DateTime) AS DECIMAL(30,7));
--echo #
--echo # Bug#59173: Failure to handle DATE(TIME) values where Year, Month or
--echo # Day is ZERO
--echo #
CREATE TABLE t1 (dt1 DATETIME);
INSERT INTO t1 (dt1) VALUES ('0000-00-01 00:00:01');
DELETE FROM t1 WHERE dt1 = '0000-00-01 00:00:01';
--echo # Should be empty
SELECT * FROM t1;
DROP TABLE t1;
--echo End of 5.1 tests
--echo #

2
sql/item_cmpfunc.cc
View file

@ -918,7 +918,7 @@ int Arg_comparator::set_cmp_func(Item_result_field *owner_arg,
cache_converted_constant can't be used here because it can't
correctly convert a DATETIME value from string to int representation.
*/
Item_cache_int *cache= new Item_cache_int();
Item_cache_int *cache= new Item_cache_int(MYSQL_TYPE_DATETIME);
/* Mark the cache as non-const to prevent re-caching. */
cache->set_used_tables(1);
if (!(*a)->is_datetime())