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Merge tnurnberg@bk-internal.mysql.com:/home/bk/mysql-5.1-opt

Browse Source 
into  mysql.com:/misc/mysql/31990/51-31990
This commit is contained in:
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2007-11-10 03:14:50 +01:00
parent dacae0dc30 3e90d41850
commit c3e41709d1
4 changed files with 54 additions and 0 deletions
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24
mysql-test/r/cast.result
View File

@ -414,4 +414,28 @@ NULL
NULL
20070719
drop table t1;
CREATE TABLE t1 (f1 DATE);
INSERT INTO t1 VALUES ('2007-07-19'), (NULL);
SELECT HOUR(f1),
MINUTE(f1),
SECOND(f1) FROM t1;
HOUR(f1) MINUTE(f1) SECOND(f1)
0 0 0
NULL NULL NULL
SELECT HOUR(CAST('2007-07-19' AS DATE)),
MINUTE(CAST('2007-07-19' AS DATE)),
SECOND(CAST('2007-07-19' AS DATE));
HOUR(CAST('2007-07-19' AS DATE)) MINUTE(CAST('2007-07-19' AS DATE)) SECOND(CAST('2007-07-19' AS DATE))
0 0 0
SELECT HOUR(CAST(NULL AS DATE)),
MINUTE(CAST(NULL AS DATE)),
SECOND(CAST(NULL AS DATE));
HOUR(CAST(NULL AS DATE)) MINUTE(CAST(NULL AS DATE)) SECOND(CAST(NULL AS DATE))
NULL NULL NULL
SELECT HOUR(NULL),
MINUTE(NULL),
SECOND(NULL);
HOUR(NULL) MINUTE(NULL) SECOND(NULL)
NULL NULL NULL
DROP TABLE t1;
End of 5.0 tests

22
mysql-test/t/cast.test
View File

@ -246,4 +246,26 @@ INSERT INTO t1(d1) VALUES ('2007-07-19 08:30:00'), (NULL),
SELECT cast(date(d1) as signed) FROM t1;
drop table t1;
#
# Bug #31990: MINUTE() and SECOND() return bogus results when used on a DATE
#
# Show that HH:MM:SS of a DATE are 0, and that it's the same for columns
# and typecasts (NULL in, NULL out).
CREATE TABLE t1 (f1 DATE);
INSERT INTO t1 VALUES ('2007-07-19'), (NULL);
SELECT HOUR(f1),
MINUTE(f1),
SECOND(f1) FROM t1;
SELECT HOUR(CAST('2007-07-19' AS DATE)),
MINUTE(CAST('2007-07-19' AS DATE)),
SECOND(CAST('2007-07-19' AS DATE));
SELECT HOUR(CAST(NULL AS DATE)),
MINUTE(CAST(NULL AS DATE)),
SECOND(CAST(NULL AS DATE));
SELECT HOUR(NULL),
MINUTE(NULL),
SECOND(NULL);
DROP TABLE t1;
--echo End of 5.0 tests