-- -- 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'); ERROR: invalid input syntax for type time with time zone: "15:36:39 America/New_York" LINE 1: 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'); ERROR: invalid input syntax for type time with time zone: "15:36:39 m2" LINE 1: 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'); ERROR: invalid input syntax for type time with time zone: "15:36:39 MSK m2" LINE 1: INSERT INTO TIMETZ_TBL VALUES ('15:36:39 MSK m2'); ^ SELECT f1 AS "Time TZ" FROM TIMETZ_TBL; Time TZ ---------------- 00:01:00-07 01:00:00-07 02:03:00-07 07:07:00-08 08:08:00-04 11:59:00-07 12:00:00-07 12:01:00-07 23:59:00-07 23:59:59.99-07 15:36:39-05 15:36:39-04 (12 rows) SELECT f1 AS "Three" FROM TIMETZ_TBL WHERE f1 < '05:06:07-07'; Three ------------- 00:01:00-07 01:00:00-07 02:03:00-07 (3 rows) SELECT f1 AS "Seven" FROM TIMETZ_TBL WHERE f1 > '05:06:07-07'; Seven ---------------- 07:07:00-08 08:08:00-04 11:59:00-07 12:00:00-07 12:01:00-07 23:59:00-07 23:59:59.99-07 15:36:39-05 15:36:39-04 (9 rows) SELECT f1 AS "None" FROM TIMETZ_TBL WHERE f1 < '00:00-07'; None ------ (0 rows) SELECT f1 AS "Ten" FROM TIMETZ_TBL WHERE f1 >= '00:00-07'; Ten ---------------- 00:01:00-07 01:00:00-07 02:03:00-07 07:07:00-08 08:08:00-04 11:59:00-07 12:00:00-07 12:01:00-07 23:59:00-07 23:59:59.99-07 15:36:39-05 15:36:39-04 (12 rows) -- Check edge cases SELECT '23:59:59.999999 PDT'::timetz; timetz -------------------- 23:59:59.999999-07 (1 row) SELECT '23:59:59.9999999 PDT'::timetz; -- rounds up timetz ------------- 24:00:00-07 (1 row) SELECT '23:59:60 PDT'::timetz; -- rounds up timetz ------------- 24:00:00-07 (1 row) SELECT '24:00:00 PDT'::timetz; -- allowed timetz ------------- 24:00:00-07 (1 row) SELECT '24:00:00.01 PDT'::timetz; -- not allowed ERROR: date/time field value out of range: "24:00:00.01 PDT" LINE 1: SELECT '24:00:00.01 PDT'::timetz; ^ SELECT '23:59:60.01 PDT'::timetz; -- not allowed ERROR: date/time field value out of range: "23:59:60.01 PDT" LINE 1: SELECT '23:59:60.01 PDT'::timetz; ^ SELECT '24:01:00 PDT'::timetz; -- not allowed ERROR: date/time field value out of range: "24:01:00 PDT" LINE 1: SELECT '24:01:00 PDT'::timetz; ^ SELECT '25:00:00 PDT'::timetz; -- not allowed ERROR: date/time field value out of range: "25:00:00 PDT" LINE 1: SELECT '25:00:00 PDT'::timetz; ^ -- -- 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; ERROR: operator does not exist: time with time zone + time with time zone LINE 1: SELECT f1 + time with time zone '00:01' AS "Illegal" FROM TI... ^ HINT: No operator matches the given name and argument types. You might need to add explicit type casts. -- -- test EXTRACT -- SELECT EXTRACT(MICROSECOND FROM TIME WITH TIME ZONE '2020-05-26 13:30:25.575401-04'); extract ---------- 25575401 (1 row) SELECT EXTRACT(MILLISECOND FROM TIME WITH TIME ZONE '2020-05-26 13:30:25.575401-04'); extract ----------- 25575.401 (1 row) SELECT EXTRACT(SECOND FROM TIME WITH TIME ZONE '2020-05-26 13:30:25.575401-04'); extract ----------- 25.575401 (1 row) SELECT EXTRACT(MINUTE FROM TIME WITH TIME ZONE '2020-05-26 13:30:25.575401-04'); extract --------- 30 (1 row) SELECT EXTRACT(HOUR FROM TIME WITH TIME ZONE '2020-05-26 13:30:25.575401-04'); extract --------- 13 (1 row) SELECT EXTRACT(DAY FROM TIME WITH TIME ZONE '2020-05-26 13:30:25.575401-04'); -- error ERROR: "time with time zone" units "day" not recognized SELECT EXTRACT(FORTNIGHT FROM TIME WITH TIME ZONE '2020-05-26 13:30:25.575401-04'); -- error ERROR: "time with time zone" units "fortnight" not recognized SELECT EXTRACT(TIMEZONE FROM TIME WITH TIME ZONE '2020-05-26 13:30:25.575401-04:30'); extract --------- -16200 (1 row) SELECT EXTRACT(TIMEZONE_HOUR FROM TIME WITH TIME ZONE '2020-05-26 13:30:25.575401-04:30'); extract --------- -4 (1 row) SELECT EXTRACT(TIMEZONE_MINUTE FROM TIME WITH TIME ZONE '2020-05-26 13:30:25.575401-04:30'); extract --------- -30 (1 row) SELECT EXTRACT(EPOCH FROM TIME WITH TIME ZONE '2020-05-26 13:30:25.575401-04'); extract -------------- 63025.575401 (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 WITH TIME ZONE '2020-05-26 13:30:25.575401-04'); date_part ----------- 25575401 (1 row) SELECT date_part('millisecond', TIME WITH TIME ZONE '2020-05-26 13:30:25.575401-04'); date_part ----------- 25575.401 (1 row) SELECT date_part('second', TIME WITH TIME ZONE '2020-05-26 13:30:25.575401-04'); date_part ----------- 25.575401 (1 row) SELECT date_part('epoch', TIME WITH TIME ZONE '2020-05-26 13:30:25.575401-04'); date_part -------------- 63025.575401 (1 row)