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MDEV-17434 EXTRACT(DAY FROM negative_time) returns wrong result

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This commit is contained in:
Alexander Barkov
2018-10-15 17:46:25 +04:00
parent a53b99bf13
commit 22e75434e7
4 changed files with 86 additions and 8 deletions
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31
mysql-test/main/func_time.test
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@ -3014,3 +3014,34 @@ SELECT
SELECT TIME('42949672955959-01'), TIME('42949672965959-01');
SELECT TIME('18446744073709551615-01'), TIME('18446744073709551616-01');
--echo #
--echo # MDEV-17434 EXTRACT(DAY FROM negative_time) returns wrong result
--echo #
CREATE TABLE t1 (a TIME(6));
INSERT INTO t1 VALUES ('-24:10:10.10');
SELECT
EXTRACT(MINUTE FROM a),
EXTRACT(SECOND FROM a),
EXTRACT(MICROSECOND FROM a),
EXTRACT(DAY FROM a),
EXTRACT(DAY_HOUR FROM a),
EXTRACT(DAY_MINUTE FROM a),
EXTRACT(DAY_SECOND FROM a),
EXTRACT(DAY_MICROSECOND FROM a)
FROM t1;
CREATE TABLE t2 AS
SELECT
EXTRACT(MINUTE FROM a),
EXTRACT(SECOND FROM a),
EXTRACT(MICROSECOND FROM a),
EXTRACT(DAY FROM a),
EXTRACT(DAY_HOUR FROM a),
EXTRACT(DAY_MINUTE FROM a),
EXTRACT(DAY_SECOND FROM a),
EXTRACT(DAY_MICROSECOND FROM a)
FROM t1;
SHOW CREATE TABLE t2;
DROP TABLE t2;
DROP TABLE t1;