timestamptz.out

PostgreSQL 8.1.4的源码 适用于Linux下的开源数据库系统

   WHERE d1 < timestamp with time zone '1997-01-02';
 15 |               d1                
----+---------------------------------
    | -infinity
    | Wed Dec 31 16:00:00 1969 PST
    | Tue Feb 16 17:32:01 0097 PST BC
    | Sat Feb 16 17:32:01 0097 PST
    | Thu Feb 16 17:32:01 0597 PST
    | Tue Feb 16 17:32:01 1097 PST
    | Sat Feb 16 17:32:01 1697 PST
    | Thu Feb 16 17:32:01 1797 PST
    | Tue Feb 16 17:32:01 1897 PST
    | Wed Feb 28 17:32:01 1996 PST
    | Thu Feb 29 17:32:01 1996 PST
    | Fri Mar 01 17:32:01 1996 PST
    | Mon Dec 30 17:32:01 1996 PST
    | Tue Dec 31 17:32:01 1996 PST
    | Wed Jan 01 17:32:01 1997 PST
(15 rows)

SELECT '' AS one, d1 FROM TIMESTAMPTZ_TBL
   WHERE d1 = timestamp with time zone '1997-01-02';
 one |              d1              
-----+------------------------------
     | Thu Jan 02 00:00:00 1997 PST
(1 row)

SELECT '' AS "63", d1 FROM TIMESTAMPTZ_TBL
   WHERE d1 != timestamp with time zone '1997-01-02';
 63 |               d1                
----+---------------------------------
    | -infinity
    | infinity
    | Wed Dec 31 16:00:00 1969 PST
    | Mon Feb 10 17:32:01 1997 PST
    | Mon Feb 10 17:32:01 1997 PST
    | Mon Feb 10 17:32:02 1997 PST
    | Mon Feb 10 17:32:01.40 1997 PST
    | Mon Feb 10 17:32:01.50 1997 PST
    | Mon Feb 10 17:32:01.60 1997 PST
    | Thu Jan 02 03:04:05 1997 PST
    | Mon Feb 10 17:32:01 1997 PST
    | Mon Feb 10 17:32:01 1997 PST
    | Mon Feb 10 17:32:01 1997 PST
    | Mon Feb 10 17:32:01 1997 PST
    | Tue Jun 10 17:32:01 1997 PDT
    | Sat Sep 22 18:19:20 2001 PDT
    | Wed Mar 15 08:14:01 2000 PST
    | Wed Mar 15 04:14:02 2000 PST
    | Wed Mar 15 02:14:03 2000 PST
    | Wed Mar 15 03:14:04 2000 PST
    | Wed Mar 15 01:14:05 2000 PST
    | Mon Feb 10 17:32:01 1997 PST
    | Mon Feb 10 17:32:01 1997 PST
    | Mon Feb 10 17:32:00 1997 PST
    | Mon Feb 10 17:32:01 1997 PST
    | Mon Feb 10 17:32:01 1997 PST
    | Mon Feb 10 17:32:01 1997 PST
    | Mon Feb 10 17:32:01 1997 PST
    | Mon Feb 10 17:32:01 1997 PST
    | Mon Feb 10 09:32:01 1997 PST
    | Mon Feb 10 09:32:01 1997 PST
    | Mon Feb 10 09:32:01 1997 PST
    | Tue Jun 10 18:32:01 1997 PDT
    | Mon Feb 10 17:32:01 1997 PST
    | Tue Feb 11 17:32:01 1997 PST
    | Wed Feb 12 17:32:01 1997 PST
    | Thu Feb 13 17:32:01 1997 PST
    | Fri Feb 14 17:32:01 1997 PST
    | Sat Feb 15 17:32:01 1997 PST
    | Sun Feb 16 17:32:01 1997 PST
    | Tue Feb 16 17:32:01 0097 PST BC
    | Sat Feb 16 17:32:01 0097 PST
    | Thu Feb 16 17:32:01 0597 PST
    | Tue Feb 16 17:32:01 1097 PST
    | Sat Feb 16 17:32:01 1697 PST
    | Thu Feb 16 17:32:01 1797 PST
    | Tue Feb 16 17:32:01 1897 PST
    | Sun Feb 16 17:32:01 1997 PST
    | Sat Feb 16 17:32:01 2097 PST
    | Wed Feb 28 17:32:01 1996 PST
    | Thu Feb 29 17:32:01 1996 PST
    | Fri Mar 01 17:32:01 1996 PST
    | Mon Dec 30 17:32:01 1996 PST
    | Tue Dec 31 17:32:01 1996 PST
    | Wed Jan 01 17:32:01 1997 PST
    | Fri Feb 28 17:32:01 1997 PST
    | Sat Mar 01 17:32:01 1997 PST
    | Tue Dec 30 17:32:01 1997 PST
    | Wed Dec 31 17:32:01 1997 PST
    | Fri Dec 31 17:32:01 1999 PST
    | Sat Jan 01 17:32:01 2000 PST
    | Sun Dec 31 17:32:01 2000 PST
    | Mon Jan 01 17:32:01 2001 PST
(63 rows)

SELECT '' AS "16", d1 FROM TIMESTAMPTZ_TBL
   WHERE d1 <= timestamp with time zone '1997-01-02';
 16 |               d1                
----+---------------------------------
    | -infinity
    | Wed Dec 31 16:00:00 1969 PST
    | Thu Jan 02 00:00:00 1997 PST
    | Tue Feb 16 17:32:01 0097 PST BC
    | Sat Feb 16 17:32:01 0097 PST
    | Thu Feb 16 17:32:01 0597 PST
    | Tue Feb 16 17:32:01 1097 PST
    | Sat Feb 16 17:32:01 1697 PST
    | Thu Feb 16 17:32:01 1797 PST
    | Tue Feb 16 17:32:01 1897 PST
    | Wed Feb 28 17:32:01 1996 PST
    | Thu Feb 29 17:32:01 1996 PST
    | Fri Mar 01 17:32:01 1996 PST
    | Mon Dec 30 17:32:01 1996 PST
    | Tue Dec 31 17:32:01 1996 PST
    | Wed Jan 01 17:32:01 1997 PST
(16 rows)

SELECT '' AS "49", d1 FROM TIMESTAMPTZ_TBL
   WHERE d1 >= timestamp with time zone '1997-01-02';
 49 |               d1                
----+---------------------------------
    | infinity
    | Mon Feb 10 17:32:01 1997 PST
    | Mon Feb 10 17:32:01 1997 PST
    | Mon Feb 10 17:32:02 1997 PST
    | Mon Feb 10 17:32:01.40 1997 PST
    | Mon Feb 10 17:32:01.50 1997 PST
    | Mon Feb 10 17:32:01.60 1997 PST
    | Thu Jan 02 00:00:00 1997 PST
    | Thu Jan 02 03:04:05 1997 PST
    | Mon Feb 10 17:32:01 1997 PST
    | Mon Feb 10 17:32:01 1997 PST
    | Mon Feb 10 17:32:01 1997 PST
    | Mon Feb 10 17:32:01 1997 PST
    | Tue Jun 10 17:32:01 1997 PDT
    | Sat Sep 22 18:19:20 2001 PDT
    | Wed Mar 15 08:14:01 2000 PST
    | Wed Mar 15 04:14:02 2000 PST
    | Wed Mar 15 02:14:03 2000 PST
    | Wed Mar 15 03:14:04 2000 PST
    | Wed Mar 15 01:14:05 2000 PST
    | Mon Feb 10 17:32:01 1997 PST
    | Mon Feb 10 17:32:01 1997 PST
    | Mon Feb 10 17:32:00 1997 PST
    | Mon Feb 10 17:32:01 1997 PST
    | Mon Feb 10 17:32:01 1997 PST
    | Mon Feb 10 17:32:01 1997 PST
    | Mon Feb 10 17:32:01 1997 PST
    | Mon Feb 10 17:32:01 1997 PST
    | Mon Feb 10 09:32:01 1997 PST
    | Mon Feb 10 09:32:01 1997 PST
    | Mon Feb 10 09:32:01 1997 PST
    | Tue Jun 10 18:32:01 1997 PDT
    | Mon Feb 10 17:32:01 1997 PST
    | Tue Feb 11 17:32:01 1997 PST
    | Wed Feb 12 17:32:01 1997 PST
    | Thu Feb 13 17:32:01 1997 PST
    | Fri Feb 14 17:32:01 1997 PST
    | Sat Feb 15 17:32:01 1997 PST
    | Sun Feb 16 17:32:01 1997 PST
    | Sun Feb 16 17:32:01 1997 PST
    | Sat Feb 16 17:32:01 2097 PST
    | Fri Feb 28 17:32:01 1997 PST
    | Sat Mar 01 17:32:01 1997 PST
    | Tue Dec 30 17:32:01 1997 PST
    | Wed Dec 31 17:32:01 1997 PST
    | Fri Dec 31 17:32:01 1999 PST
    | Sat Jan 01 17:32:01 2000 PST
    | Sun Dec 31 17:32:01 2000 PST
    | Mon Jan 01 17:32:01 2001 PST
(49 rows)

SELECT '' AS "54", d1 - timestamp with time zone '1997-01-02' AS diff
   FROM TIMESTAMPTZ_TBL WHERE d1 BETWEEN '1902-01-01' AND '2038-01-01';
 54 |                  diff                  
----+----------------------------------------
    | @ 9863 days 8 hours 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 1.40 secs
    | @ 39 days 17 hours 32 mins 1.50 secs
    | @ 39 days 17 hours 32 mins 1.60 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 16 hours 32 mins 1 sec
    | @ 1724 days 17 hours 19 mins 20 secs
    | @ 1168 days 8 hours 14 mins 1 sec
    | @ 1168 days 4 hours 14 mins 2 secs
    | @ 1168 days 2 hours 14 mins 3 secs
    | @ 1168 days 3 hours 14 mins 4 secs
    | @ 1168 days 1 hour 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 9 hours 32 mins 1 sec
    | @ 39 days 9 hours 32 mins 1 sec
    | @ 39 days 9 hours 32 mins 1 sec
    | @ 159 days 17 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
(54 rows)

SELECT '' AS date_trunc_week, date_trunc( 'week', timestamp with time zone '2004-02-29 15:44:17.71393' ) AS week_trunc;
 date_trunc_week |          week_trunc          
-----------------+------------------------------
                 | Mon Feb 23 00:00:00 2004 PST
(1 row)

-- Test casting within a BETWEEN qualifier
SELECT '' AS "54", d1 - timestamp with time zone '1997-01-02' AS diff
  FROM TIMESTAMPTZ_TBL
  WHERE d1 BETWEEN timestamp with time zone '1902-01-01' AND timestamp with time zone '2038-01-01';
 54 |                  diff                  
----+----------------------------------------
    | @ 9863 days 8 hours 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 1.40 secs
    | @ 39 days 17 hours 32 mins 1.50 secs
    | @ 39 days 17 hours 32 mins 1.60 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 16 hours 32 mins 1 sec
    | @ 1724 days 17 hours 19 mins 20 secs
    | @ 1168 days 8 hours 14 mins 1 sec
    | @ 1168 days 4 hours 14 mins 2 secs
    | @ 1168 days 2 hours 14 mins 3 secs