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--
-- TIME
--
CREATE TABLE TIME_TBL (f1 time(2));
INSERT INTO TIME_TBL VALUES ('00:00');
INSERT INTO TIME_TBL VALUES ('01:00');
INSERT INTO TIME_TBL VALUES ('12:00');
INSERT INTO TIME_TBL VALUES ('12:01');
INSERT INTO TIME_TBL VALUES ('23:59');
INSERT INTO TIME_TBL VALUES ('11:59:59.99 PM');
SELECT f1 AS "None" FROM TIME_TBL WHERE f1 < '00:00';
None
------
(0 rows)
-- Check edge cases
SELECT '23:59:59.999999'::time;
time
-----------------
23:59:59.999999
(1 row)
SELECT '23:59:59.9999999'::time; -- rounds up
time
----------
24:00:00
(1 row)
SELECT '23:59:60'::time; -- rounds up
time
----------
24:00:00
(1 row)
SELECT '24:00:00'::time; -- allowed
time
----------
24:00:00
(1 row)
SELECT '24:00:00.01'::time; -- not allowed
ERROR: date/time field value out of range: "24:00:00.01"
LINE 1: SELECT '24:00:00.01'::time;
^
SELECT '23:59:60.01'::time; -- not allowed
ERROR: date/time field value out of range: "23:59:60.01"
LINE 1: SELECT '23:59:60.01'::time;
^
SELECT '24:01:00'::time; -- not allowed
ERROR: date/time field value out of range: "24:01:00"
LINE 1: SELECT '24:01:00'::time;
^
SELECT '25:00:00'::time; -- not allowed
ERROR: date/time field value out of range: "25:00:00"
LINE 1: SELECT '25:00:00'::time;
^
--
-- test EXTRACT
--
SELECT EXTRACT(MICROSECOND FROM TIME '2020-05-26 13:30:25.575401');
extract
----------
25575401
(1 row)
SELECT EXTRACT(MILLISECOND FROM TIME '2020-05-26 13:30:25.575401');
extract
-----------
25575.401
(1 row)
SELECT EXTRACT(SECOND FROM TIME '2020-05-26 13:30:25.575401');
extract
-----------
25.575401
(1 row)
SELECT EXTRACT(MINUTE FROM TIME '2020-05-26 13:30:25.575401');
extract
---------
30
(1 row)
SELECT EXTRACT(HOUR FROM TIME '2020-05-26 13:30:25.575401');
extract
---------
13
(1 row)
SELECT EXTRACT(DAY FROM TIME '2020-05-26 13:30:25.575401'); -- error
ERROR: "time" units "day" not recognized
SELECT EXTRACT(FORTNIGHT FROM TIME '2020-05-26 13:30:25.575401'); -- error
ERROR: "time" units "fortnight" not recognized
SELECT EXTRACT(TIMEZONE FROM TIME '2020-05-26 13:30:25.575401'); -- error
ERROR: "time" units "timezone" not recognized
SELECT EXTRACT(EPOCH FROM TIME '2020-05-26 13:30:25.575401');
extract
--------------
48625.575401
(1 row)
-- date_part implementation is mostly the same as extract, so only
-- test a few cases for additional coverage.
SELECT date_part('microsecond', TIME '2020-05-26 13:30:25.575401');
date_part
-----------
25575401
(1 row)
SELECT date_part('millisecond', TIME '2020-05-26 13:30:25.575401');
date_part
-----------
25575.401
(1 row)
SELECT date_part('second', TIME '2020-05-26 13:30:25.575401');
date_part
-----------
25.575401
(1 row)
SELECT date_part('epoch', TIME '2020-05-26 13:30:25.575401');
date_part
--------------
48625.575401
(1 row)
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