232 lines
5.7 KiB
Plaintext
232 lines
5.7 KiB
Plaintext
--
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-- TIME
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--
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CREATE TABLE TIME_TBL (f1 time(2));
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INSERT INTO TIME_TBL VALUES ('00:00');
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INSERT INTO TIME_TBL VALUES ('01:00');
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-- as of 7.4, timezone spec should be accepted and ignored
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INSERT INTO TIME_TBL VALUES ('02:03 PST');
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INSERT INTO TIME_TBL VALUES ('11:59 EDT');
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INSERT INTO TIME_TBL VALUES ('12:00');
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INSERT INTO TIME_TBL VALUES ('12:01');
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INSERT INTO TIME_TBL VALUES ('23:59');
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INSERT INTO TIME_TBL VALUES ('11:59:59.99 PM');
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INSERT INTO TIME_TBL VALUES ('2003-03-07 15:36:39 America/New_York');
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INSERT INTO TIME_TBL VALUES ('2003-07-07 15:36:39 America/New_York');
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-- this should fail (the timezone offset is not known)
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INSERT INTO TIME_TBL VALUES ('15:36:39 America/New_York');
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ERROR: invalid input syntax for type time: "15:36:39 America/New_York"
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LINE 1: INSERT INTO TIME_TBL VALUES ('15:36:39 America/New_York');
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^
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SELECT f1 AS "Time" FROM TIME_TBL;
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Time
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-------------
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00:00:00
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01:00:00
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02:03:00
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11:59:00
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12:00:00
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12:01:00
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23:59:00
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23:59:59.99
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15:36:39
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15:36:39
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(10 rows)
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SELECT f1 AS "Three" FROM TIME_TBL WHERE f1 < '05:06:07';
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Three
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----------
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00:00:00
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01:00:00
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02:03:00
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(3 rows)
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SELECT f1 AS "Five" FROM TIME_TBL WHERE f1 > '05:06:07';
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Five
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-------------
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11:59:00
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12:00:00
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12:01:00
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23:59:00
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23:59:59.99
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15:36:39
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15:36:39
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(7 rows)
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SELECT f1 AS "None" FROM TIME_TBL WHERE f1 < '00:00';
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None
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------
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(0 rows)
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SELECT f1 AS "Eight" FROM TIME_TBL WHERE f1 >= '00:00';
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Eight
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-------------
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00:00:00
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01:00:00
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02:03:00
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11:59:00
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12:00:00
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12:01:00
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23:59:00
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23:59:59.99
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15:36:39
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15:36:39
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(10 rows)
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-- Check edge cases
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SELECT '23:59:59.999999'::time;
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time
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-----------------
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23:59:59.999999
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(1 row)
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SELECT '23:59:59.9999999'::time; -- rounds up
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time
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----------
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24:00:00
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(1 row)
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SELECT '23:59:60'::time; -- rounds up
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time
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----------
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24:00:00
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(1 row)
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SELECT '24:00:00'::time; -- allowed
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time
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----------
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24:00:00
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(1 row)
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SELECT '24:00:00.01'::time; -- not allowed
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ERROR: date/time field value out of range: "24:00:00.01"
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LINE 1: SELECT '24:00:00.01'::time;
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^
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SELECT '23:59:60.01'::time; -- not allowed
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ERROR: date/time field value out of range: "23:59:60.01"
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LINE 1: SELECT '23:59:60.01'::time;
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^
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SELECT '24:01:00'::time; -- not allowed
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ERROR: date/time field value out of range: "24:01:00"
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LINE 1: SELECT '24:01:00'::time;
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^
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SELECT '25:00:00'::time; -- not allowed
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ERROR: date/time field value out of range: "25:00:00"
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LINE 1: SELECT '25:00:00'::time;
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^
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-- Test non-error-throwing API
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SELECT pg_input_is_valid('12:00:00', 'time');
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pg_input_is_valid
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-------------------
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t
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(1 row)
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SELECT pg_input_is_valid('25:00:00', 'time');
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pg_input_is_valid
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-------------------
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f
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(1 row)
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SELECT pg_input_is_valid('15:36:39 America/New_York', 'time');
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pg_input_is_valid
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-------------------
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f
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(1 row)
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SELECT * FROM pg_input_error_info('25:00:00', 'time');
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message | detail | hint | sql_error_code
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------------------------------------------------+--------+------+----------------
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date/time field value out of range: "25:00:00" | | | 22008
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(1 row)
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SELECT * FROM pg_input_error_info('15:36:39 America/New_York', 'time');
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message | detail | hint | sql_error_code
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-----------------------------------------------------------------+--------+------+----------------
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invalid input syntax for type time: "15:36:39 America/New_York" | | | 22007
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(1 row)
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--
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-- TIME simple math
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--
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-- We now make a distinction between time and intervals,
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-- and adding two times together makes no sense at all.
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-- Leave in one query to show that it is rejected,
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-- and do the rest of the testing in horology.sql
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-- where we do mixed-type arithmetic. - thomas 2000-12-02
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SELECT f1 + time '00:01' AS "Illegal" FROM TIME_TBL;
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ERROR: operator is not unique: time without time zone + time without time zone
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LINE 1: SELECT f1 + time '00:01' AS "Illegal" FROM TIME_TBL;
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^
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HINT: Could not choose a best candidate operator. You might need to add explicit type casts.
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--
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-- test EXTRACT
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--
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SELECT EXTRACT(MICROSECOND FROM TIME '2020-05-26 13:30:25.575401');
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extract
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----------
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25575401
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(1 row)
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SELECT EXTRACT(MILLISECOND FROM TIME '2020-05-26 13:30:25.575401');
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extract
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-----------
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25575.401
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(1 row)
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SELECT EXTRACT(SECOND FROM TIME '2020-05-26 13:30:25.575401');
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extract
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-----------
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25.575401
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(1 row)
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SELECT EXTRACT(MINUTE FROM TIME '2020-05-26 13:30:25.575401');
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extract
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---------
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30
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(1 row)
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SELECT EXTRACT(HOUR FROM TIME '2020-05-26 13:30:25.575401');
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extract
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---------
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13
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(1 row)
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SELECT EXTRACT(DAY FROM TIME '2020-05-26 13:30:25.575401'); -- error
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ERROR: unit "day" not supported for type time without time zone
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SELECT EXTRACT(FORTNIGHT FROM TIME '2020-05-26 13:30:25.575401'); -- error
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ERROR: unit "fortnight" not recognized for type time without time zone
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SELECT EXTRACT(TIMEZONE FROM TIME '2020-05-26 13:30:25.575401'); -- error
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ERROR: unit "timezone" not supported for type time without time zone
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SELECT EXTRACT(EPOCH FROM TIME '2020-05-26 13:30:25.575401');
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extract
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--------------
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48625.575401
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(1 row)
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-- date_part implementation is mostly the same as extract, so only
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-- test a few cases for additional coverage.
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SELECT date_part('microsecond', TIME '2020-05-26 13:30:25.575401');
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date_part
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-----------
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25575401
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(1 row)
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SELECT date_part('millisecond', TIME '2020-05-26 13:30:25.575401');
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date_part
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-----------
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25575.401
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(1 row)
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SELECT date_part('second', TIME '2020-05-26 13:30:25.575401');
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date_part
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-----------
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25.575401
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(1 row)
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SELECT date_part('epoch', TIME '2020-05-26 13:30:25.575401');
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date_part
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--------------
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48625.575401
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(1 row)
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