/
timestamp.out
1817 lines (1751 loc) · 74.5 KB
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timestamp.out
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--
-- TIMESTAMP
--
CREATE TABLE TIMESTAMP_TBL (d1 timestamp(2) without time zone);
-- Test shorthand input values
-- We can't just "select" the results since they aren't constants; test for
-- equality instead. We can do that by running the test inside a transaction
-- block, within which the value of 'now' shouldn't change, and so these
-- related values shouldn't either.
BEGIN;
INSERT INTO TIMESTAMP_TBL VALUES ('today');
INSERT INTO TIMESTAMP_TBL VALUES ('yesterday');
INSERT INTO TIMESTAMP_TBL VALUES ('tomorrow');
-- time zone should be ignored by this data type
INSERT INTO TIMESTAMP_TBL VALUES ('tomorrow EST');
INSERT INTO TIMESTAMP_TBL VALUES ('tomorrow zulu');
SELECT count(*) AS One FROM TIMESTAMP_TBL WHERE d1 = timestamp without time zone 'today';
one
-----
1
(1 row)
SELECT count(*) AS Three FROM TIMESTAMP_TBL WHERE d1 = timestamp without time zone 'tomorrow';
three
-------
3
(1 row)
SELECT count(*) AS One FROM TIMESTAMP_TBL WHERE d1 = timestamp without time zone 'yesterday';
one
-----
1
(1 row)
COMMIT;
DELETE FROM TIMESTAMP_TBL;
-- Verify that 'now' *does* change over a reasonable interval such as 100 msec,
-- and that it doesn't change over the same interval within a transaction block
INSERT INTO TIMESTAMP_TBL VALUES ('now');
SELECT pg_sleep(0.1);
pg_sleep
----------
(1 row)
BEGIN;
INSERT INTO TIMESTAMP_TBL VALUES ('now');
SELECT pg_sleep(0.1);
pg_sleep
----------
(1 row)
INSERT INTO TIMESTAMP_TBL VALUES ('now');
SELECT pg_sleep(0.1);
pg_sleep
----------
(1 row)
SELECT count(*) AS two FROM TIMESTAMP_TBL WHERE d1 = timestamp(2) without time zone 'now';
two
-----
2
(1 row)
SELECT count(d1) AS three, count(DISTINCT d1) AS two FROM TIMESTAMP_TBL;
three | two
-------+-----
3 | 2
(1 row)
COMMIT;
TRUNCATE TIMESTAMP_TBL;
-- Special values
INSERT INTO TIMESTAMP_TBL VALUES ('-infinity');
INSERT INTO TIMESTAMP_TBL VALUES ('infinity');
INSERT INTO TIMESTAMP_TBL VALUES ('epoch');
-- Postgres v6.0 standard output format
INSERT INTO TIMESTAMP_TBL VALUES ('Mon Feb 10 17:32:01 1997 PST');
-- Variations on Postgres v6.1 standard output format
INSERT INTO TIMESTAMP_TBL VALUES ('Mon Feb 10 17:32:01.000001 1997 PST');
INSERT INTO TIMESTAMP_TBL VALUES ('Mon Feb 10 17:32:01.999999 1997 PST');
INSERT INTO TIMESTAMP_TBL VALUES ('Mon Feb 10 17:32:01.4 1997 PST');
INSERT INTO TIMESTAMP_TBL VALUES ('Mon Feb 10 17:32:01.5 1997 PST');
INSERT INTO TIMESTAMP_TBL VALUES ('Mon Feb 10 17:32:01.6 1997 PST');
-- ISO 8601 format
INSERT INTO TIMESTAMP_TBL VALUES ('1997-01-02');
INSERT INTO TIMESTAMP_TBL VALUES ('1997-01-02 03:04:05');
INSERT INTO TIMESTAMP_TBL VALUES ('1997-02-10 17:32:01-08');
INSERT INTO TIMESTAMP_TBL VALUES ('1997-02-10 17:32:01-0800');
INSERT INTO TIMESTAMP_TBL VALUES ('1997-02-10 17:32:01 -08:00');
INSERT INTO TIMESTAMP_TBL VALUES ('19970210 173201 -0800');
INSERT INTO TIMESTAMP_TBL VALUES ('1997-06-10 17:32:01 -07:00');
INSERT INTO TIMESTAMP_TBL VALUES ('2001-09-22T18:19:20');
-- POSIX format (note that the timezone abbrev is just decoration here)
INSERT INTO TIMESTAMP_TBL VALUES ('2000-03-15 08:14:01 GMT+8');
INSERT INTO TIMESTAMP_TBL VALUES ('2000-03-15 13:14:02 GMT-1');
INSERT INTO TIMESTAMP_TBL VALUES ('2000-03-15 12:14:03 GMT-2');
INSERT INTO TIMESTAMP_TBL VALUES ('2000-03-15 03:14:04 PST+8');
INSERT INTO TIMESTAMP_TBL VALUES ('2000-03-15 02:14:05 MST+7:00');
-- Variations for acceptable input formats
INSERT INTO TIMESTAMP_TBL VALUES ('Feb 10 17:32:01 1997 -0800');
INSERT INTO TIMESTAMP_TBL VALUES ('Feb 10 17:32:01 1997');
INSERT INTO TIMESTAMP_TBL VALUES ('Feb 10 5:32PM 1997');
INSERT INTO TIMESTAMP_TBL VALUES ('1997/02/10 17:32:01-0800');
INSERT INTO TIMESTAMP_TBL VALUES ('1997-02-10 17:32:01 PST');
INSERT INTO TIMESTAMP_TBL VALUES ('Feb-10-1997 17:32:01 PST');
INSERT INTO TIMESTAMP_TBL VALUES ('02-10-1997 17:32:01 PST');
INSERT INTO TIMESTAMP_TBL VALUES ('19970210 173201 PST');
set datestyle to ymd;
INSERT INTO TIMESTAMP_TBL VALUES ('97FEB10 5:32:01PM UTC');
INSERT INTO TIMESTAMP_TBL VALUES ('97/02/10 17:32:01 UTC');
reset datestyle;
INSERT INTO TIMESTAMP_TBL VALUES ('1997.041 17:32:01 UTC');
INSERT INTO TIMESTAMP_TBL VALUES ('19970210 173201 America/New_York');
-- this fails (even though TZ is a no-op, we still look it up)
INSERT INTO TIMESTAMP_TBL VALUES ('19970710 173201 America/Does_not_exist');
ERROR: time zone "america/does_not_exist" not recognized
LINE 1: INSERT INTO TIMESTAMP_TBL VALUES ('19970710 173201 America/D...
^
-- Check date conversion and date arithmetic
INSERT INTO TIMESTAMP_TBL VALUES ('1997-06-10 18:32:01 PDT');
INSERT INTO TIMESTAMP_TBL VALUES ('Feb 10 17:32:01 1997');
INSERT INTO TIMESTAMP_TBL VALUES ('Feb 11 17:32:01 1997');
INSERT INTO TIMESTAMP_TBL VALUES ('Feb 12 17:32:01 1997');
INSERT INTO TIMESTAMP_TBL VALUES ('Feb 13 17:32:01 1997');
INSERT INTO TIMESTAMP_TBL VALUES ('Feb 14 17:32:01 1997');
INSERT INTO TIMESTAMP_TBL VALUES ('Feb 15 17:32:01 1997');
INSERT INTO TIMESTAMP_TBL VALUES ('Feb 16 17:32:01 1997');
INSERT INTO TIMESTAMP_TBL VALUES ('Feb 16 17:32:01 0097 BC');
INSERT INTO TIMESTAMP_TBL VALUES ('Feb 16 17:32:01 0097');
INSERT INTO TIMESTAMP_TBL VALUES ('Feb 16 17:32:01 0597');
INSERT INTO TIMESTAMP_TBL VALUES ('Feb 16 17:32:01 1097');
INSERT INTO TIMESTAMP_TBL VALUES ('Feb 16 17:32:01 1697');
INSERT INTO TIMESTAMP_TBL VALUES ('Feb 16 17:32:01 1797');
INSERT INTO TIMESTAMP_TBL VALUES ('Feb 16 17:32:01 1897');
INSERT INTO TIMESTAMP_TBL VALUES ('Feb 16 17:32:01 1997');
INSERT INTO TIMESTAMP_TBL VALUES ('Feb 16 17:32:01 2097');
INSERT INTO TIMESTAMP_TBL VALUES ('Feb 28 17:32:01 1996');
INSERT INTO TIMESTAMP_TBL VALUES ('Feb 29 17:32:01 1996');
INSERT INTO TIMESTAMP_TBL VALUES ('Mar 01 17:32:01 1996');
INSERT INTO TIMESTAMP_TBL VALUES ('Dec 30 17:32:01 1996');
INSERT INTO TIMESTAMP_TBL VALUES ('Dec 31 17:32:01 1996');
INSERT INTO TIMESTAMP_TBL VALUES ('Jan 01 17:32:01 1997');
INSERT INTO TIMESTAMP_TBL VALUES ('Feb 28 17:32:01 1997');
INSERT INTO TIMESTAMP_TBL VALUES ('Feb 29 17:32:01 1997');
ERROR: date/time field value out of range: "Feb 29 17:32:01 1997"
LINE 1: INSERT INTO TIMESTAMP_TBL VALUES ('Feb 29 17:32:01 1997');
^
INSERT INTO TIMESTAMP_TBL VALUES ('Mar 01 17:32:01 1997');
INSERT INTO TIMESTAMP_TBL VALUES ('Dec 30 17:32:01 1997');
INSERT INTO TIMESTAMP_TBL VALUES ('Dec 31 17:32:01 1997');
INSERT INTO TIMESTAMP_TBL VALUES ('Dec 31 17:32:01 1999');
INSERT INTO TIMESTAMP_TBL VALUES ('Jan 01 17:32:01 2000');
INSERT INTO TIMESTAMP_TBL VALUES ('Dec 31 17:32:01 2000');
INSERT INTO TIMESTAMP_TBL VALUES ('Jan 01 17:32:01 2001');
-- Currently unsupported syntax and ranges
INSERT INTO TIMESTAMP_TBL VALUES ('Feb 16 17:32:01 -0097');
ERROR: time zone displacement out of range: "Feb 16 17:32:01 -0097"
LINE 1: INSERT INTO TIMESTAMP_TBL VALUES ('Feb 16 17:32:01 -0097');
^
INSERT INTO TIMESTAMP_TBL VALUES ('Feb 16 17:32:01 5097 BC');
ERROR: timestamp out of range: "Feb 16 17:32:01 5097 BC"
LINE 1: INSERT INTO TIMESTAMP_TBL VALUES ('Feb 16 17:32:01 5097 BC')...
^
SELECT d1 FROM TIMESTAMP_TBL;
d1
-----------------------------
-infinity
infinity
Thu Jan 01 00:00:00 1970
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:02 1997
Mon Feb 10 17:32:01.4 1997
Mon Feb 10 17:32:01.5 1997
Mon Feb 10 17:32:01.6 1997
Thu Jan 02 00:00:00 1997
Thu Jan 02 03:04:05 1997
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:01 1997
Tue Jun 10 17:32:01 1997
Sat Sep 22 18:19:20 2001
Wed Mar 15 08:14:01 2000
Wed Mar 15 13:14:02 2000
Wed Mar 15 12:14:03 2000
Wed Mar 15 03:14:04 2000
Wed Mar 15 02:14:05 2000
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:00 1997
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:01 1997
Tue Jun 10 18:32:01 1997
Mon Feb 10 17:32:01 1997
Tue Feb 11 17:32:01 1997
Wed Feb 12 17:32:01 1997
Thu Feb 13 17:32:01 1997
Fri Feb 14 17:32:01 1997
Sat Feb 15 17:32:01 1997
Sun Feb 16 17:32:01 1997
Tue Feb 16 17:32:01 0097 BC
Sat Feb 16 17:32:01 0097
Thu Feb 16 17:32:01 0597
Tue Feb 16 17:32:01 1097
Sat Feb 16 17:32:01 1697
Thu Feb 16 17:32:01 1797
Tue Feb 16 17:32:01 1897
Sun Feb 16 17:32:01 1997
Sat Feb 16 17:32:01 2097
Wed Feb 28 17:32:01 1996
Thu Feb 29 17:32:01 1996
Fri Mar 01 17:32:01 1996
Mon Dec 30 17:32:01 1996
Tue Dec 31 17:32:01 1996
Wed Jan 01 17:32:01 1997
Fri Feb 28 17:32:01 1997
Sat Mar 01 17:32:01 1997
Tue Dec 30 17:32:01 1997
Wed Dec 31 17:32:01 1997
Fri Dec 31 17:32:01 1999
Sat Jan 01 17:32:01 2000
Sun Dec 31 17:32:01 2000
Mon Jan 01 17:32:01 2001
(65 rows)
-- Check behavior at the lower boundary of the timestamp range
SELECT '4714-11-24 00:00:00 BC'::timestamp;
timestamp
-----------------------------
Mon Nov 24 00:00:00 4714 BC
(1 row)
SELECT '4714-11-23 23:59:59 BC'::timestamp; -- out of range
ERROR: timestamp out of range: "4714-11-23 23:59:59 BC"
LINE 1: SELECT '4714-11-23 23:59:59 BC'::timestamp;
^
-- The upper boundary differs between integer and float timestamps, so no check
-- Demonstrate functions and operators
SELECT d1 FROM TIMESTAMP_TBL
WHERE d1 > timestamp without time zone '1997-01-02';
d1
----------------------------
infinity
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:02 1997
Mon Feb 10 17:32:01.4 1997
Mon Feb 10 17:32:01.5 1997
Mon Feb 10 17:32:01.6 1997
Thu Jan 02 03:04:05 1997
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:01 1997
Tue Jun 10 17:32:01 1997
Sat Sep 22 18:19:20 2001
Wed Mar 15 08:14:01 2000
Wed Mar 15 13:14:02 2000
Wed Mar 15 12:14:03 2000
Wed Mar 15 03:14:04 2000
Wed Mar 15 02:14:05 2000
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:00 1997
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:01 1997
Tue Jun 10 18:32:01 1997
Mon Feb 10 17:32:01 1997
Tue Feb 11 17:32:01 1997
Wed Feb 12 17:32:01 1997
Thu Feb 13 17:32:01 1997
Fri Feb 14 17:32:01 1997
Sat Feb 15 17:32:01 1997
Sun Feb 16 17:32:01 1997
Sun Feb 16 17:32:01 1997
Sat Feb 16 17:32:01 2097
Fri Feb 28 17:32:01 1997
Sat Mar 01 17:32:01 1997
Tue Dec 30 17:32:01 1997
Wed Dec 31 17:32:01 1997
Fri Dec 31 17:32:01 1999
Sat Jan 01 17:32:01 2000
Sun Dec 31 17:32:01 2000
Mon Jan 01 17:32:01 2001
(49 rows)
SELECT d1 FROM TIMESTAMP_TBL
WHERE d1 < timestamp without time zone '1997-01-02';
d1
-----------------------------
-infinity
Thu Jan 01 00:00:00 1970
Tue Feb 16 17:32:01 0097 BC
Sat Feb 16 17:32:01 0097
Thu Feb 16 17:32:01 0597
Tue Feb 16 17:32:01 1097
Sat Feb 16 17:32:01 1697
Thu Feb 16 17:32:01 1797
Tue Feb 16 17:32:01 1897
Wed Feb 28 17:32:01 1996
Thu Feb 29 17:32:01 1996
Fri Mar 01 17:32:01 1996
Mon Dec 30 17:32:01 1996
Tue Dec 31 17:32:01 1996
Wed Jan 01 17:32:01 1997
(15 rows)
SELECT d1 FROM TIMESTAMP_TBL
WHERE d1 = timestamp without time zone '1997-01-02';
d1
--------------------------
Thu Jan 02 00:00:00 1997
(1 row)
SELECT d1 FROM TIMESTAMP_TBL
WHERE d1 != timestamp without time zone '1997-01-02';
d1
-----------------------------
-infinity
infinity
Thu Jan 01 00:00:00 1970
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:02 1997
Mon Feb 10 17:32:01.4 1997
Mon Feb 10 17:32:01.5 1997
Mon Feb 10 17:32:01.6 1997
Thu Jan 02 03:04:05 1997
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:01 1997
Tue Jun 10 17:32:01 1997
Sat Sep 22 18:19:20 2001
Wed Mar 15 08:14:01 2000
Wed Mar 15 13:14:02 2000
Wed Mar 15 12:14:03 2000
Wed Mar 15 03:14:04 2000
Wed Mar 15 02:14:05 2000
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:00 1997
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:01 1997
Tue Jun 10 18:32:01 1997
Mon Feb 10 17:32:01 1997
Tue Feb 11 17:32:01 1997
Wed Feb 12 17:32:01 1997
Thu Feb 13 17:32:01 1997
Fri Feb 14 17:32:01 1997
Sat Feb 15 17:32:01 1997
Sun Feb 16 17:32:01 1997
Tue Feb 16 17:32:01 0097 BC
Sat Feb 16 17:32:01 0097
Thu Feb 16 17:32:01 0597
Tue Feb 16 17:32:01 1097
Sat Feb 16 17:32:01 1697
Thu Feb 16 17:32:01 1797
Tue Feb 16 17:32:01 1897
Sun Feb 16 17:32:01 1997
Sat Feb 16 17:32:01 2097
Wed Feb 28 17:32:01 1996
Thu Feb 29 17:32:01 1996
Fri Mar 01 17:32:01 1996
Mon Dec 30 17:32:01 1996
Tue Dec 31 17:32:01 1996
Wed Jan 01 17:32:01 1997
Fri Feb 28 17:32:01 1997
Sat Mar 01 17:32:01 1997
Tue Dec 30 17:32:01 1997
Wed Dec 31 17:32:01 1997
Fri Dec 31 17:32:01 1999
Sat Jan 01 17:32:01 2000
Sun Dec 31 17:32:01 2000
Mon Jan 01 17:32:01 2001
(64 rows)
SELECT d1 FROM TIMESTAMP_TBL
WHERE d1 <= timestamp without time zone '1997-01-02';
d1
-----------------------------
-infinity
Thu Jan 01 00:00:00 1970
Thu Jan 02 00:00:00 1997
Tue Feb 16 17:32:01 0097 BC
Sat Feb 16 17:32:01 0097
Thu Feb 16 17:32:01 0597
Tue Feb 16 17:32:01 1097
Sat Feb 16 17:32:01 1697
Thu Feb 16 17:32:01 1797
Tue Feb 16 17:32:01 1897
Wed Feb 28 17:32:01 1996
Thu Feb 29 17:32:01 1996
Fri Mar 01 17:32:01 1996
Mon Dec 30 17:32:01 1996
Tue Dec 31 17:32:01 1996
Wed Jan 01 17:32:01 1997
(16 rows)
SELECT d1 FROM TIMESTAMP_TBL
WHERE d1 >= timestamp without time zone '1997-01-02';
d1
----------------------------
infinity
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:02 1997
Mon Feb 10 17:32:01.4 1997
Mon Feb 10 17:32:01.5 1997
Mon Feb 10 17:32:01.6 1997
Thu Jan 02 00:00:00 1997
Thu Jan 02 03:04:05 1997
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:01 1997
Tue Jun 10 17:32:01 1997
Sat Sep 22 18:19:20 2001
Wed Mar 15 08:14:01 2000
Wed Mar 15 13:14:02 2000
Wed Mar 15 12:14:03 2000
Wed Mar 15 03:14:04 2000
Wed Mar 15 02:14:05 2000
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:00 1997
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:01 1997
Mon Feb 10 17:32:01 1997
Tue Jun 10 18:32:01 1997
Mon Feb 10 17:32:01 1997
Tue Feb 11 17:32:01 1997
Wed Feb 12 17:32:01 1997
Thu Feb 13 17:32:01 1997
Fri Feb 14 17:32:01 1997
Sat Feb 15 17:32:01 1997
Sun Feb 16 17:32:01 1997
Sun Feb 16 17:32:01 1997
Sat Feb 16 17:32:01 2097
Fri Feb 28 17:32:01 1997
Sat Mar 01 17:32:01 1997
Tue Dec 30 17:32:01 1997
Wed Dec 31 17:32:01 1997
Fri Dec 31 17:32:01 1999
Sat Jan 01 17:32:01 2000
Sun Dec 31 17:32:01 2000
Mon Jan 01 17:32:01 2001
(50 rows)
SELECT d1 - timestamp without time zone '1997-01-02' AS diff
FROM TIMESTAMP_TBL WHERE d1 BETWEEN '1902-01-01' AND '2038-01-01';
diff
----------------------------------------
@ 9863 days ago
@ 39 days 17 hours 32 mins 1 sec
@ 39 days 17 hours 32 mins 1 sec
@ 39 days 17 hours 32 mins 2 secs
@ 39 days 17 hours 32 mins 1.4 secs
@ 39 days 17 hours 32 mins 1.5 secs
@ 39 days 17 hours 32 mins 1.6 secs
@ 0
@ 3 hours 4 mins 5 secs
@ 39 days 17 hours 32 mins 1 sec
@ 39 days 17 hours 32 mins 1 sec
@ 39 days 17 hours 32 mins 1 sec
@ 39 days 17 hours 32 mins 1 sec
@ 159 days 17 hours 32 mins 1 sec
@ 1724 days 18 hours 19 mins 20 secs
@ 1168 days 8 hours 14 mins 1 sec
@ 1168 days 13 hours 14 mins 2 secs
@ 1168 days 12 hours 14 mins 3 secs
@ 1168 days 3 hours 14 mins 4 secs
@ 1168 days 2 hours 14 mins 5 secs
@ 39 days 17 hours 32 mins 1 sec
@ 39 days 17 hours 32 mins 1 sec
@ 39 days 17 hours 32 mins
@ 39 days 17 hours 32 mins 1 sec
@ 39 days 17 hours 32 mins 1 sec
@ 39 days 17 hours 32 mins 1 sec
@ 39 days 17 hours 32 mins 1 sec
@ 39 days 17 hours 32 mins 1 sec
@ 39 days 17 hours 32 mins 1 sec
@ 39 days 17 hours 32 mins 1 sec
@ 39 days 17 hours 32 mins 1 sec
@ 39 days 17 hours 32 mins 1 sec
@ 159 days 18 hours 32 mins 1 sec
@ 39 days 17 hours 32 mins 1 sec
@ 40 days 17 hours 32 mins 1 sec
@ 41 days 17 hours 32 mins 1 sec
@ 42 days 17 hours 32 mins 1 sec
@ 43 days 17 hours 32 mins 1 sec
@ 44 days 17 hours 32 mins 1 sec
@ 45 days 17 hours 32 mins 1 sec
@ 45 days 17 hours 32 mins 1 sec
@ 308 days 6 hours 27 mins 59 secs ago
@ 307 days 6 hours 27 mins 59 secs ago
@ 306 days 6 hours 27 mins 59 secs ago
@ 2 days 6 hours 27 mins 59 secs ago
@ 1 day 6 hours 27 mins 59 secs ago
@ 6 hours 27 mins 59 secs ago
@ 57 days 17 hours 32 mins 1 sec
@ 58 days 17 hours 32 mins 1 sec
@ 362 days 17 hours 32 mins 1 sec
@ 363 days 17 hours 32 mins 1 sec
@ 1093 days 17 hours 32 mins 1 sec
@ 1094 days 17 hours 32 mins 1 sec
@ 1459 days 17 hours 32 mins 1 sec
@ 1460 days 17 hours 32 mins 1 sec
(55 rows)
SELECT date_trunc( 'week', timestamp '2004-02-29 15:44:17.71393' ) AS week_trunc;
week_trunc
--------------------------
Mon Feb 23 00:00:00 2004
(1 row)
-- verify date_bin behaves the same as date_trunc for relevant intervals
-- case 1: AD dates, origin < input
SELECT
str,
interval,
date_trunc(str, ts) = date_bin(interval::interval, ts, timestamp '2001-01-01') AS equal
FROM (
VALUES
('week', '7 d'),
('day', '1 d'),
('hour', '1 h'),
('minute', '1 m'),
('second', '1 s'),
('millisecond', '1 ms'),
('microsecond', '1 us')
) intervals (str, interval),
(VALUES (timestamp '2020-02-29 15:44:17.71393')) ts (ts);
str | interval | equal
-------------+----------+-------
week | 7 d | t
day | 1 d | t
hour | 1 h | t
minute | 1 m | t
second | 1 s | t
millisecond | 1 ms | t
microsecond | 1 us | t
(7 rows)
-- case 2: BC dates, origin < input
SELECT
str,
interval,
date_trunc(str, ts) = date_bin(interval::interval, ts, timestamp '2000-01-01 BC') AS equal
FROM (
VALUES
('week', '7 d'),
('day', '1 d'),
('hour', '1 h'),
('minute', '1 m'),
('second', '1 s'),
('millisecond', '1 ms'),
('microsecond', '1 us')
) intervals (str, interval),
(VALUES (timestamp '0055-6-10 15:44:17.71393 BC')) ts (ts);
str | interval | equal
-------------+----------+-------
week | 7 d | t
day | 1 d | t
hour | 1 h | t
minute | 1 m | t
second | 1 s | t
millisecond | 1 ms | t
microsecond | 1 us | t
(7 rows)
-- bin timestamps into arbitrary intervals
SELECT
interval,
ts,
origin,
date_bin(interval::interval, ts, origin)
FROM (
VALUES
('15 days'),
('2 hours'),
('1 hour 30 minutes'),
('15 minutes'),
('10 seconds'),
('100 milliseconds'),
('250 microseconds')
) intervals (interval),
(VALUES (timestamp '2020-02-11 15:44:17.71393')) ts (ts),
(VALUES (timestamp '2001-01-01')) origin (origin);
interval | ts | origin | date_bin
-------------------+--------------------------------+--------------------------+--------------------------------
15 days | Tue Feb 11 15:44:17.71393 2020 | Mon Jan 01 00:00:00 2001 | Thu Feb 06 00:00:00 2020
2 hours | Tue Feb 11 15:44:17.71393 2020 | Mon Jan 01 00:00:00 2001 | Tue Feb 11 14:00:00 2020
1 hour 30 minutes | Tue Feb 11 15:44:17.71393 2020 | Mon Jan 01 00:00:00 2001 | Tue Feb 11 15:00:00 2020
15 minutes | Tue Feb 11 15:44:17.71393 2020 | Mon Jan 01 00:00:00 2001 | Tue Feb 11 15:30:00 2020
10 seconds | Tue Feb 11 15:44:17.71393 2020 | Mon Jan 01 00:00:00 2001 | Tue Feb 11 15:44:10 2020
100 milliseconds | Tue Feb 11 15:44:17.71393 2020 | Mon Jan 01 00:00:00 2001 | Tue Feb 11 15:44:17.7 2020
250 microseconds | Tue Feb 11 15:44:17.71393 2020 | Mon Jan 01 00:00:00 2001 | Tue Feb 11 15:44:17.71375 2020
(7 rows)
-- shift bins using the origin parameter:
SELECT date_bin('5 min'::interval, timestamp '2020-02-01 01:01:01', timestamp '2020-02-01 00:02:30');
date_bin
--------------------------
Sat Feb 01 00:57:30 2020
(1 row)
-- disallow intervals with months or years
SELECT date_bin('5 months'::interval, timestamp '2020-02-01 01:01:01', timestamp '2001-01-01');
ERROR: timestamps cannot be binned into intervals containing months or years
SELECT date_bin('5 years'::interval, timestamp '2020-02-01 01:01:01', timestamp '2001-01-01');
ERROR: timestamps cannot be binned into intervals containing months or years
-- Test casting within a BETWEEN qualifier
SELECT d1 - timestamp without time zone '1997-01-02' AS diff
FROM TIMESTAMP_TBL
WHERE d1 BETWEEN timestamp without time zone '1902-01-01'
AND timestamp without time zone '2038-01-01';
diff
----------------------------------------
@ 9863 days ago
@ 39 days 17 hours 32 mins 1 sec
@ 39 days 17 hours 32 mins 1 sec
@ 39 days 17 hours 32 mins 2 secs
@ 39 days 17 hours 32 mins 1.4 secs
@ 39 days 17 hours 32 mins 1.5 secs
@ 39 days 17 hours 32 mins 1.6 secs
@ 0
@ 3 hours 4 mins 5 secs
@ 39 days 17 hours 32 mins 1 sec
@ 39 days 17 hours 32 mins 1 sec
@ 39 days 17 hours 32 mins 1 sec
@ 39 days 17 hours 32 mins 1 sec
@ 159 days 17 hours 32 mins 1 sec
@ 1724 days 18 hours 19 mins 20 secs
@ 1168 days 8 hours 14 mins 1 sec
@ 1168 days 13 hours 14 mins 2 secs
@ 1168 days 12 hours 14 mins 3 secs
@ 1168 days 3 hours 14 mins 4 secs
@ 1168 days 2 hours 14 mins 5 secs
@ 39 days 17 hours 32 mins 1 sec
@ 39 days 17 hours 32 mins 1 sec
@ 39 days 17 hours 32 mins
@ 39 days 17 hours 32 mins 1 sec
@ 39 days 17 hours 32 mins 1 sec
@ 39 days 17 hours 32 mins 1 sec
@ 39 days 17 hours 32 mins 1 sec
@ 39 days 17 hours 32 mins 1 sec
@ 39 days 17 hours 32 mins 1 sec
@ 39 days 17 hours 32 mins 1 sec
@ 39 days 17 hours 32 mins 1 sec
@ 39 days 17 hours 32 mins 1 sec
@ 159 days 18 hours 32 mins 1 sec
@ 39 days 17 hours 32 mins 1 sec
@ 40 days 17 hours 32 mins 1 sec
@ 41 days 17 hours 32 mins 1 sec
@ 42 days 17 hours 32 mins 1 sec
@ 43 days 17 hours 32 mins 1 sec
@ 44 days 17 hours 32 mins 1 sec
@ 45 days 17 hours 32 mins 1 sec
@ 45 days 17 hours 32 mins 1 sec
@ 308 days 6 hours 27 mins 59 secs ago
@ 307 days 6 hours 27 mins 59 secs ago
@ 306 days 6 hours 27 mins 59 secs ago
@ 2 days 6 hours 27 mins 59 secs ago
@ 1 day 6 hours 27 mins 59 secs ago
@ 6 hours 27 mins 59 secs ago
@ 57 days 17 hours 32 mins 1 sec
@ 58 days 17 hours 32 mins 1 sec
@ 362 days 17 hours 32 mins 1 sec
@ 363 days 17 hours 32 mins 1 sec
@ 1093 days 17 hours 32 mins 1 sec
@ 1094 days 17 hours 32 mins 1 sec
@ 1459 days 17 hours 32 mins 1 sec
@ 1460 days 17 hours 32 mins 1 sec
(55 rows)
-- DATE_PART (timestamp_part)
SELECT d1 as "timestamp",
date_part( 'year', d1) AS year, date_part( 'month', d1) AS month,
date_part( 'day', d1) AS day, date_part( 'hour', d1) AS hour,
date_part( 'minute', d1) AS minute, date_part( 'second', d1) AS second
FROM TIMESTAMP_TBL;
timestamp | year | month | day | hour | minute | second
-----------------------------+-----------+-------+-----+------+--------+--------
-infinity | -Infinity | | | | |
infinity | Infinity | | | | |
Thu Jan 01 00:00:00 1970 | 1970 | 1 | 1 | 0 | 0 | 0
Mon Feb 10 17:32:01 1997 | 1997 | 2 | 10 | 17 | 32 | 1
Mon Feb 10 17:32:01 1997 | 1997 | 2 | 10 | 17 | 32 | 1
Mon Feb 10 17:32:02 1997 | 1997 | 2 | 10 | 17 | 32 | 2
Mon Feb 10 17:32:01.4 1997 | 1997 | 2 | 10 | 17 | 32 | 1.4
Mon Feb 10 17:32:01.5 1997 | 1997 | 2 | 10 | 17 | 32 | 1.5
Mon Feb 10 17:32:01.6 1997 | 1997 | 2 | 10 | 17 | 32 | 1.6
Thu Jan 02 00:00:00 1997 | 1997 | 1 | 2 | 0 | 0 | 0
Thu Jan 02 03:04:05 1997 | 1997 | 1 | 2 | 3 | 4 | 5
Mon Feb 10 17:32:01 1997 | 1997 | 2 | 10 | 17 | 32 | 1
Mon Feb 10 17:32:01 1997 | 1997 | 2 | 10 | 17 | 32 | 1
Mon Feb 10 17:32:01 1997 | 1997 | 2 | 10 | 17 | 32 | 1
Mon Feb 10 17:32:01 1997 | 1997 | 2 | 10 | 17 | 32 | 1
Tue Jun 10 17:32:01 1997 | 1997 | 6 | 10 | 17 | 32 | 1
Sat Sep 22 18:19:20 2001 | 2001 | 9 | 22 | 18 | 19 | 20
Wed Mar 15 08:14:01 2000 | 2000 | 3 | 15 | 8 | 14 | 1
Wed Mar 15 13:14:02 2000 | 2000 | 3 | 15 | 13 | 14 | 2
Wed Mar 15 12:14:03 2000 | 2000 | 3 | 15 | 12 | 14 | 3
Wed Mar 15 03:14:04 2000 | 2000 | 3 | 15 | 3 | 14 | 4
Wed Mar 15 02:14:05 2000 | 2000 | 3 | 15 | 2 | 14 | 5
Mon Feb 10 17:32:01 1997 | 1997 | 2 | 10 | 17 | 32 | 1
Mon Feb 10 17:32:01 1997 | 1997 | 2 | 10 | 17 | 32 | 1
Mon Feb 10 17:32:00 1997 | 1997 | 2 | 10 | 17 | 32 | 0
Mon Feb 10 17:32:01 1997 | 1997 | 2 | 10 | 17 | 32 | 1
Mon Feb 10 17:32:01 1997 | 1997 | 2 | 10 | 17 | 32 | 1
Mon Feb 10 17:32:01 1997 | 1997 | 2 | 10 | 17 | 32 | 1
Mon Feb 10 17:32:01 1997 | 1997 | 2 | 10 | 17 | 32 | 1
Mon Feb 10 17:32:01 1997 | 1997 | 2 | 10 | 17 | 32 | 1
Mon Feb 10 17:32:01 1997 | 1997 | 2 | 10 | 17 | 32 | 1
Mon Feb 10 17:32:01 1997 | 1997 | 2 | 10 | 17 | 32 | 1
Mon Feb 10 17:32:01 1997 | 1997 | 2 | 10 | 17 | 32 | 1
Mon Feb 10 17:32:01 1997 | 1997 | 2 | 10 | 17 | 32 | 1
Tue Jun 10 18:32:01 1997 | 1997 | 6 | 10 | 18 | 32 | 1
Mon Feb 10 17:32:01 1997 | 1997 | 2 | 10 | 17 | 32 | 1
Tue Feb 11 17:32:01 1997 | 1997 | 2 | 11 | 17 | 32 | 1
Wed Feb 12 17:32:01 1997 | 1997 | 2 | 12 | 17 | 32 | 1
Thu Feb 13 17:32:01 1997 | 1997 | 2 | 13 | 17 | 32 | 1
Fri Feb 14 17:32:01 1997 | 1997 | 2 | 14 | 17 | 32 | 1
Sat Feb 15 17:32:01 1997 | 1997 | 2 | 15 | 17 | 32 | 1
Sun Feb 16 17:32:01 1997 | 1997 | 2 | 16 | 17 | 32 | 1
Tue Feb 16 17:32:01 0097 BC | -97 | 2 | 16 | 17 | 32 | 1
Sat Feb 16 17:32:01 0097 | 97 | 2 | 16 | 17 | 32 | 1
Thu Feb 16 17:32:01 0597 | 597 | 2 | 16 | 17 | 32 | 1
Tue Feb 16 17:32:01 1097 | 1097 | 2 | 16 | 17 | 32 | 1
Sat Feb 16 17:32:01 1697 | 1697 | 2 | 16 | 17 | 32 | 1
Thu Feb 16 17:32:01 1797 | 1797 | 2 | 16 | 17 | 32 | 1
Tue Feb 16 17:32:01 1897 | 1897 | 2 | 16 | 17 | 32 | 1
Sun Feb 16 17:32:01 1997 | 1997 | 2 | 16 | 17 | 32 | 1
Sat Feb 16 17:32:01 2097 | 2097 | 2 | 16 | 17 | 32 | 1
Wed Feb 28 17:32:01 1996 | 1996 | 2 | 28 | 17 | 32 | 1
Thu Feb 29 17:32:01 1996 | 1996 | 2 | 29 | 17 | 32 | 1
Fri Mar 01 17:32:01 1996 | 1996 | 3 | 1 | 17 | 32 | 1
Mon Dec 30 17:32:01 1996 | 1996 | 12 | 30 | 17 | 32 | 1
Tue Dec 31 17:32:01 1996 | 1996 | 12 | 31 | 17 | 32 | 1
Wed Jan 01 17:32:01 1997 | 1997 | 1 | 1 | 17 | 32 | 1
Fri Feb 28 17:32:01 1997 | 1997 | 2 | 28 | 17 | 32 | 1
Sat Mar 01 17:32:01 1997 | 1997 | 3 | 1 | 17 | 32 | 1
Tue Dec 30 17:32:01 1997 | 1997 | 12 | 30 | 17 | 32 | 1
Wed Dec 31 17:32:01 1997 | 1997 | 12 | 31 | 17 | 32 | 1
Fri Dec 31 17:32:01 1999 | 1999 | 12 | 31 | 17 | 32 | 1
Sat Jan 01 17:32:01 2000 | 2000 | 1 | 1 | 17 | 32 | 1
Sun Dec 31 17:32:01 2000 | 2000 | 12 | 31 | 17 | 32 | 1
Mon Jan 01 17:32:01 2001 | 2001 | 1 | 1 | 17 | 32 | 1
(65 rows)
SELECT d1 as "timestamp",
date_part( 'quarter', d1) AS quarter, date_part( 'msec', d1) AS msec,
date_part( 'usec', d1) AS usec
FROM TIMESTAMP_TBL;
timestamp | quarter | msec | usec
-----------------------------+---------+-------+----------
-infinity | | |
infinity | | |
Thu Jan 01 00:00:00 1970 | 1 | 0 | 0
Mon Feb 10 17:32:01 1997 | 1 | 1000 | 1000000
Mon Feb 10 17:32:01 1997 | 1 | 1000 | 1000000
Mon Feb 10 17:32:02 1997 | 1 | 2000 | 2000000
Mon Feb 10 17:32:01.4 1997 | 1 | 1400 | 1400000
Mon Feb 10 17:32:01.5 1997 | 1 | 1500 | 1500000
Mon Feb 10 17:32:01.6 1997 | 1 | 1600 | 1600000
Thu Jan 02 00:00:00 1997 | 1 | 0 | 0
Thu Jan 02 03:04:05 1997 | 1 | 5000 | 5000000
Mon Feb 10 17:32:01 1997 | 1 | 1000 | 1000000
Mon Feb 10 17:32:01 1997 | 1 | 1000 | 1000000
Mon Feb 10 17:32:01 1997 | 1 | 1000 | 1000000
Mon Feb 10 17:32:01 1997 | 1 | 1000 | 1000000
Tue Jun 10 17:32:01 1997 | 2 | 1000 | 1000000
Sat Sep 22 18:19:20 2001 | 3 | 20000 | 20000000
Wed Mar 15 08:14:01 2000 | 1 | 1000 | 1000000
Wed Mar 15 13:14:02 2000 | 1 | 2000 | 2000000
Wed Mar 15 12:14:03 2000 | 1 | 3000 | 3000000
Wed Mar 15 03:14:04 2000 | 1 | 4000 | 4000000
Wed Mar 15 02:14:05 2000 | 1 | 5000 | 5000000
Mon Feb 10 17:32:01 1997 | 1 | 1000 | 1000000
Mon Feb 10 17:32:01 1997 | 1 | 1000 | 1000000
Mon Feb 10 17:32:00 1997 | 1 | 0 | 0
Mon Feb 10 17:32:01 1997 | 1 | 1000 | 1000000
Mon Feb 10 17:32:01 1997 | 1 | 1000 | 1000000
Mon Feb 10 17:32:01 1997 | 1 | 1000 | 1000000
Mon Feb 10 17:32:01 1997 | 1 | 1000 | 1000000
Mon Feb 10 17:32:01 1997 | 1 | 1000 | 1000000
Mon Feb 10 17:32:01 1997 | 1 | 1000 | 1000000
Mon Feb 10 17:32:01 1997 | 1 | 1000 | 1000000
Mon Feb 10 17:32:01 1997 | 1 | 1000 | 1000000
Mon Feb 10 17:32:01 1997 | 1 | 1000 | 1000000
Tue Jun 10 18:32:01 1997 | 2 | 1000 | 1000000
Mon Feb 10 17:32:01 1997 | 1 | 1000 | 1000000
Tue Feb 11 17:32:01 1997 | 1 | 1000 | 1000000
Wed Feb 12 17:32:01 1997 | 1 | 1000 | 1000000
Thu Feb 13 17:32:01 1997 | 1 | 1000 | 1000000
Fri Feb 14 17:32:01 1997 | 1 | 1000 | 1000000
Sat Feb 15 17:32:01 1997 | 1 | 1000 | 1000000
Sun Feb 16 17:32:01 1997 | 1 | 1000 | 1000000
Tue Feb 16 17:32:01 0097 BC | 1 | 1000 | 1000000
Sat Feb 16 17:32:01 0097 | 1 | 1000 | 1000000
Thu Feb 16 17:32:01 0597 | 1 | 1000 | 1000000
Tue Feb 16 17:32:01 1097 | 1 | 1000 | 1000000
Sat Feb 16 17:32:01 1697 | 1 | 1000 | 1000000
Thu Feb 16 17:32:01 1797 | 1 | 1000 | 1000000
Tue Feb 16 17:32:01 1897 | 1 | 1000 | 1000000
Sun Feb 16 17:32:01 1997 | 1 | 1000 | 1000000
Sat Feb 16 17:32:01 2097 | 1 | 1000 | 1000000
Wed Feb 28 17:32:01 1996 | 1 | 1000 | 1000000
Thu Feb 29 17:32:01 1996 | 1 | 1000 | 1000000
Fri Mar 01 17:32:01 1996 | 1 | 1000 | 1000000
Mon Dec 30 17:32:01 1996 | 4 | 1000 | 1000000
Tue Dec 31 17:32:01 1996 | 4 | 1000 | 1000000
Wed Jan 01 17:32:01 1997 | 1 | 1000 | 1000000
Fri Feb 28 17:32:01 1997 | 1 | 1000 | 1000000
Sat Mar 01 17:32:01 1997 | 1 | 1000 | 1000000
Tue Dec 30 17:32:01 1997 | 4 | 1000 | 1000000
Wed Dec 31 17:32:01 1997 | 4 | 1000 | 1000000
Fri Dec 31 17:32:01 1999 | 4 | 1000 | 1000000
Sat Jan 01 17:32:01 2000 | 1 | 1000 | 1000000
Sun Dec 31 17:32:01 2000 | 4 | 1000 | 1000000
Mon Jan 01 17:32:01 2001 | 1 | 1000 | 1000000
(65 rows)
SELECT d1 as "timestamp",
date_part( 'isoyear', d1) AS isoyear, date_part( 'week', d1) AS week,
date_part( 'isodow', d1) AS isodow, date_part( 'dow', d1) AS dow,
date_part( 'doy', d1) AS doy
FROM TIMESTAMP_TBL;
timestamp | isoyear | week | isodow | dow | doy
-----------------------------+-----------+------+--------+-----+-----
-infinity | -Infinity | | | |
infinity | Infinity | | | |
Thu Jan 01 00:00:00 1970 | 1970 | 1 | 4 | 4 | 1
Mon Feb 10 17:32:01 1997 | 1997 | 7 | 1 | 1 | 41
Mon Feb 10 17:32:01 1997 | 1997 | 7 | 1 | 1 | 41
Mon Feb 10 17:32:02 1997 | 1997 | 7 | 1 | 1 | 41
Mon Feb 10 17:32:01.4 1997 | 1997 | 7 | 1 | 1 | 41
Mon Feb 10 17:32:01.5 1997 | 1997 | 7 | 1 | 1 | 41
Mon Feb 10 17:32:01.6 1997 | 1997 | 7 | 1 | 1 | 41
Thu Jan 02 00:00:00 1997 | 1997 | 1 | 4 | 4 | 2
Thu Jan 02 03:04:05 1997 | 1997 | 1 | 4 | 4 | 2
Mon Feb 10 17:32:01 1997 | 1997 | 7 | 1 | 1 | 41
Mon Feb 10 17:32:01 1997 | 1997 | 7 | 1 | 1 | 41
Mon Feb 10 17:32:01 1997 | 1997 | 7 | 1 | 1 | 41
Mon Feb 10 17:32:01 1997 | 1997 | 7 | 1 | 1 | 41
Tue Jun 10 17:32:01 1997 | 1997 | 24 | 2 | 2 | 161
Sat Sep 22 18:19:20 2001 | 2001 | 38 | 6 | 6 | 265
Wed Mar 15 08:14:01 2000 | 2000 | 11 | 3 | 3 | 75
Wed Mar 15 13:14:02 2000 | 2000 | 11 | 3 | 3 | 75
Wed Mar 15 12:14:03 2000 | 2000 | 11 | 3 | 3 | 75
Wed Mar 15 03:14:04 2000 | 2000 | 11 | 3 | 3 | 75
Wed Mar 15 02:14:05 2000 | 2000 | 11 | 3 | 3 | 75
Mon Feb 10 17:32:01 1997 | 1997 | 7 | 1 | 1 | 41
Mon Feb 10 17:32:01 1997 | 1997 | 7 | 1 | 1 | 41
Mon Feb 10 17:32:00 1997 | 1997 | 7 | 1 | 1 | 41
Mon Feb 10 17:32:01 1997 | 1997 | 7 | 1 | 1 | 41
Mon Feb 10 17:32:01 1997 | 1997 | 7 | 1 | 1 | 41
Mon Feb 10 17:32:01 1997 | 1997 | 7 | 1 | 1 | 41
Mon Feb 10 17:32:01 1997 | 1997 | 7 | 1 | 1 | 41
Mon Feb 10 17:32:01 1997 | 1997 | 7 | 1 | 1 | 41
Mon Feb 10 17:32:01 1997 | 1997 | 7 | 1 | 1 | 41
Mon Feb 10 17:32:01 1997 | 1997 | 7 | 1 | 1 | 41
Mon Feb 10 17:32:01 1997 | 1997 | 7 | 1 | 1 | 41
Mon Feb 10 17:32:01 1997 | 1997 | 7 | 1 | 1 | 41
Tue Jun 10 18:32:01 1997 | 1997 | 24 | 2 | 2 | 161
Mon Feb 10 17:32:01 1997 | 1997 | 7 | 1 | 1 | 41
Tue Feb 11 17:32:01 1997 | 1997 | 7 | 2 | 2 | 42
Wed Feb 12 17:32:01 1997 | 1997 | 7 | 3 | 3 | 43
Thu Feb 13 17:32:01 1997 | 1997 | 7 | 4 | 4 | 44
Fri Feb 14 17:32:01 1997 | 1997 | 7 | 5 | 5 | 45
Sat Feb 15 17:32:01 1997 | 1997 | 7 | 6 | 6 | 46
Sun Feb 16 17:32:01 1997 | 1997 | 7 | 7 | 0 | 47
Tue Feb 16 17:32:01 0097 BC | -97 | 7 | 2 | 2 | 47
Sat Feb 16 17:32:01 0097 | 97 | 7 | 6 | 6 | 47
Thu Feb 16 17:32:01 0597 | 597 | 7 | 4 | 4 | 47
Tue Feb 16 17:32:01 1097 | 1097 | 7 | 2 | 2 | 47
Sat Feb 16 17:32:01 1697 | 1697 | 7 | 6 | 6 | 47
Thu Feb 16 17:32:01 1797 | 1797 | 7 | 4 | 4 | 47
Tue Feb 16 17:32:01 1897 | 1897 | 7 | 2 | 2 | 47
Sun Feb 16 17:32:01 1997 | 1997 | 7 | 7 | 0 | 47
Sat Feb 16 17:32:01 2097 | 2097 | 7 | 6 | 6 | 47
Wed Feb 28 17:32:01 1996 | 1996 | 9 | 3 | 3 | 59
Thu Feb 29 17:32:01 1996 | 1996 | 9 | 4 | 4 | 60
Fri Mar 01 17:32:01 1996 | 1996 | 9 | 5 | 5 | 61
Mon Dec 30 17:32:01 1996 | 1997 | 1 | 1 | 1 | 365
Tue Dec 31 17:32:01 1996 | 1997 | 1 | 2 | 2 | 366
Wed Jan 01 17:32:01 1997 | 1997 | 1 | 3 | 3 | 1
Fri Feb 28 17:32:01 1997 | 1997 | 9 | 5 | 5 | 59
Sat Mar 01 17:32:01 1997 | 1997 | 9 | 6 | 6 | 60
Tue Dec 30 17:32:01 1997 | 1998 | 1 | 2 | 2 | 364
Wed Dec 31 17:32:01 1997 | 1998 | 1 | 3 | 3 | 365
Fri Dec 31 17:32:01 1999 | 1999 | 52 | 5 | 5 | 365
Sat Jan 01 17:32:01 2000 | 1999 | 52 | 6 | 6 | 1
Sun Dec 31 17:32:01 2000 | 2000 | 52 | 7 | 0 | 366
Mon Jan 01 17:32:01 2001 | 2001 | 1 | 1 | 1 | 1
(65 rows)
SELECT d1 as "timestamp",
date_part( 'decade', d1) AS decade,
date_part( 'century', d1) AS century,
date_part( 'millennium', d1) AS millennium,
round(date_part( 'julian', d1)) AS julian
FROM TIMESTAMP_TBL;
timestamp | decade | century | millennium | julian
-----------------------------+-----------+-----------+------------+-----------
-infinity | -Infinity | -Infinity | -Infinity | -Infinity
infinity | Infinity | Infinity | Infinity | Infinity
Thu Jan 01 00:00:00 1970 | 197 | 20 | 2 | 2440588
Mon Feb 10 17:32:01 1997 | 199 | 20 | 2 | 2450491
Mon Feb 10 17:32:01 1997 | 199 | 20 | 2 | 2450491
Mon Feb 10 17:32:02 1997 | 199 | 20 | 2 | 2450491
Mon Feb 10 17:32:01.4 1997 | 199 | 20 | 2 | 2450491
Mon Feb 10 17:32:01.5 1997 | 199 | 20 | 2 | 2450491
Mon Feb 10 17:32:01.6 1997 | 199 | 20 | 2 | 2450491
Thu Jan 02 00:00:00 1997 | 199 | 20 | 2 | 2450451
Thu Jan 02 03:04:05 1997 | 199 | 20 | 2 | 2450451
Mon Feb 10 17:32:01 1997 | 199 | 20 | 2 | 2450491
Mon Feb 10 17:32:01 1997 | 199 | 20 | 2 | 2450491
Mon Feb 10 17:32:01 1997 | 199 | 20 | 2 | 2450491
Mon Feb 10 17:32:01 1997 | 199 | 20 | 2 | 2450491
Tue Jun 10 17:32:01 1997 | 199 | 20 | 2 | 2450611
Sat Sep 22 18:19:20 2001 | 200 | 21 | 3 | 2452176
Wed Mar 15 08:14:01 2000 | 200 | 20 | 2 | 2451619
Wed Mar 15 13:14:02 2000 | 200 | 20 | 2 | 2451620
Wed Mar 15 12:14:03 2000 | 200 | 20 | 2 | 2451620
Wed Mar 15 03:14:04 2000 | 200 | 20 | 2 | 2451619
Wed Mar 15 02:14:05 2000 | 200 | 20 | 2 | 2451619
Mon Feb 10 17:32:01 1997 | 199 | 20 | 2 | 2450491
Mon Feb 10 17:32:01 1997 | 199 | 20 | 2 | 2450491
Mon Feb 10 17:32:00 1997 | 199 | 20 | 2 | 2450491
Mon Feb 10 17:32:01 1997 | 199 | 20 | 2 | 2450491
Mon Feb 10 17:32:01 1997 | 199 | 20 | 2 | 2450491
Mon Feb 10 17:32:01 1997 | 199 | 20 | 2 | 2450491
Mon Feb 10 17:32:01 1997 | 199 | 20 | 2 | 2450491
Mon Feb 10 17:32:01 1997 | 199 | 20 | 2 | 2450491
Mon Feb 10 17:32:01 1997 | 199 | 20 | 2 | 2450491
Mon Feb 10 17:32:01 1997 | 199 | 20 | 2 | 2450491
Mon Feb 10 17:32:01 1997 | 199 | 20 | 2 | 2450491
Mon Feb 10 17:32:01 1997 | 199 | 20 | 2 | 2450491
Tue Jun 10 18:32:01 1997 | 199 | 20 | 2 | 2450611
Mon Feb 10 17:32:01 1997 | 199 | 20 | 2 | 2450491
Tue Feb 11 17:32:01 1997 | 199 | 20 | 2 | 2450492
Wed Feb 12 17:32:01 1997 | 199 | 20 | 2 | 2450493
Thu Feb 13 17:32:01 1997 | 199 | 20 | 2 | 2450494
Fri Feb 14 17:32:01 1997 | 199 | 20 | 2 | 2450495
Sat Feb 15 17:32:01 1997 | 199 | 20 | 2 | 2450496
Sun Feb 16 17:32:01 1997 | 199 | 20 | 2 | 2450497
Tue Feb 16 17:32:01 0097 BC | -10 | -1 | -1 | 1686043
Sat Feb 16 17:32:01 0097 | 9 | 1 | 1 | 1756537
Thu Feb 16 17:32:01 0597 | 59 | 6 | 1 | 1939158
Tue Feb 16 17:32:01 1097 | 109 | 11 | 2 | 2121779
Sat Feb 16 17:32:01 1697 | 169 | 17 | 2 | 2340925
Thu Feb 16 17:32:01 1797 | 179 | 18 | 2 | 2377449
Tue Feb 16 17:32:01 1897 | 189 | 19 | 2 | 2413973
Sun Feb 16 17:32:01 1997 | 199 | 20 | 2 | 2450497
Sat Feb 16 17:32:01 2097 | 209 | 21 | 3 | 2487022
Wed Feb 28 17:32:01 1996 | 199 | 20 | 2 | 2450143
Thu Feb 29 17:32:01 1996 | 199 | 20 | 2 | 2450144
Fri Mar 01 17:32:01 1996 | 199 | 20 | 2 | 2450145
Mon Dec 30 17:32:01 1996 | 199 | 20 | 2 | 2450449
Tue Dec 31 17:32:01 1996 | 199 | 20 | 2 | 2450450
Wed Jan 01 17:32:01 1997 | 199 | 20 | 2 | 2450451
Fri Feb 28 17:32:01 1997 | 199 | 20 | 2 | 2450509
Sat Mar 01 17:32:01 1997 | 199 | 20 | 2 | 2450510
Tue Dec 30 17:32:01 1997 | 199 | 20 | 2 | 2450814
Wed Dec 31 17:32:01 1997 | 199 | 20 | 2 | 2450815
Fri Dec 31 17:32:01 1999 | 199 | 20 | 2 | 2451545
Sat Jan 01 17:32:01 2000 | 200 | 20 | 2 | 2451546