-- -- TIMETZ -- CREATE TABLE TIMETZ_TBL (f1 time(2) with time zone); INSERT INTO TIMETZ_TBL VALUES ('00:01 PDT'); INSERT INTO TIMETZ_TBL VALUES ('01:00 PDT'); INSERT INTO TIMETZ_TBL VALUES ('02:03 PDT'); INSERT INTO TIMETZ_TBL VALUES ('07:07 PST'); INSERT INTO TIMETZ_TBL VALUES ('08:08 EDT'); INSERT INTO TIMETZ_TBL VALUES ('11:59 PDT'); INSERT INTO TIMETZ_TBL VALUES ('12:00 PDT'); INSERT INTO TIMETZ_TBL VALUES ('12:01 PDT'); INSERT INTO TIMETZ_TBL VALUES ('23:59 PDT'); INSERT INTO TIMETZ_TBL VALUES ('11:59:59.99 PM PDT'); INSERT INTO TIMETZ_TBL VALUES ('2003-03-07 15:36:39 America/New_York'); INSERT INTO TIMETZ_TBL VALUES ('2003-07-07 15:36:39 America/New_York'); -- this should fail (the timezone offset is not known) INSERT INTO TIMETZ_TBL VALUES ('15:36:39 America/New_York'); -- this should fail (timezone not specified without a date) INSERT INTO TIMETZ_TBL VALUES ('15:36:39 m2'); -- this should fail (dynamic timezone abbreviation without a date) INSERT INTO TIMETZ_TBL VALUES ('15:36:39 MSK m2'); SELECT f1 AS "Time TZ" FROM TIMETZ_TBL; SELECT f1 AS "Three" FROM TIMETZ_TBL WHERE f1 < '05:06:07-07'; SELECT f1 AS "Seven" FROM TIMETZ_TBL WHERE f1 > '05:06:07-07'; SELECT f1 AS "None" FROM TIMETZ_TBL WHERE f1 < '00:00-07'; SELECT f1 AS "Ten" FROM TIMETZ_TBL WHERE f1 >= '00:00-07'; -- Check edge cases SELECT '23:59:59.999999 PDT'::timetz; SELECT '23:59:59.9999999 PDT'::timetz; -- rounds up SELECT '23:59:60 PDT'::timetz; -- rounds up SELECT '24:00:00 PDT'::timetz; -- allowed SELECT '24:00:00.01 PDT'::timetz; -- not allowed SELECT '23:59:60.01 PDT'::timetz; -- not allowed SELECT '24:01:00 PDT'::timetz; -- not allowed SELECT '25:00:00 PDT'::timetz; -- not allowed -- -- TIME simple math -- -- We now make a distinction between time and intervals, -- and adding two times together makes no sense at all. -- Leave in one query to show that it is rejected, -- and do the rest of the testing in horology.sql -- where we do mixed-type arithmetic. - thomas 2000-12-02 SELECT f1 + time with time zone '00:01' AS "Illegal" FROM TIMETZ_TBL; -- -- test EXTRACT -- SELECT EXTRACT(MICROSECOND FROM TIME WITH TIME ZONE '2020-05-26 13:30:25.575401-04'); SELECT EXTRACT(MILLISECOND FROM TIME WITH TIME ZONE '2020-05-26 13:30:25.575401-04'); SELECT EXTRACT(SECOND FROM TIME WITH TIME ZONE '2020-05-26 13:30:25.575401-04'); SELECT EXTRACT(MINUTE FROM TIME WITH TIME ZONE '2020-05-26 13:30:25.575401-04'); SELECT EXTRACT(HOUR FROM TIME WITH TIME ZONE '2020-05-26 13:30:25.575401-04'); SELECT EXTRACT(DAY FROM TIME WITH TIME ZONE '2020-05-26 13:30:25.575401-04'); -- error SELECT EXTRACT(FORTNIGHT FROM TIME WITH TIME ZONE '2020-05-26 13:30:25.575401-04'); -- error SELECT EXTRACT(TIMEZONE FROM TIME WITH TIME ZONE '2020-05-26 13:30:25.575401-04:30'); SELECT EXTRACT(TIMEZONE_HOUR FROM TIME WITH TIME ZONE '2020-05-26 13:30:25.575401-04:30'); SELECT EXTRACT(TIMEZONE_MINUTE FROM TIME WITH TIME ZONE '2020-05-26 13:30:25.575401-04:30'); SELECT EXTRACT(EPOCH FROM TIME WITH TIME ZONE '2020-05-26 13:30:25.575401-04'); -- date_part implementation is mostly the same as extract, so only -- test a few cases for additional coverage. SELECT date_part('microsecond', TIME WITH TIME ZONE '2020-05-26 13:30:25.575401-04'); SELECT date_part('millisecond', TIME WITH TIME ZONE '2020-05-26 13:30:25.575401-04'); SELECT date_part('second', TIME WITH TIME ZONE '2020-05-26 13:30:25.575401-04'); SELECT date_part('epoch', TIME WITH TIME ZONE '2020-05-26 13:30:25.575401-04');