text: --
  -- HOROLOGY
  --
  -- create needed tables
  CREATE TABLE ABSTIME_HOROLOGY_TBL (f1 abstime);
  INSERT INTO ABSTIME_HOROLOGY_TBL (f1) VALUES ('Jan 14, 1973 03:14:21'),
  (abstime 'Mon May  1 00:30:30 1995'),
  (abstime 'epoch'),
  (abstime 'infinity'),
  (abstime '-infinity'),
  (abstime 'May 10, 1947 23:59:12'),
  ('Jun 10, 1843');
  
  CREATE TABLE INTERVAL_HOROLOGY_TBL (f1 interval);
  INSERT INTO INTERVAL_HOROLOGY_TBL (f1) VALUES ('@ 1 minute'),
  ('@ 5 hour'),
  ('@ 10 day'),
  ('@ 34 year'),
  ('@ 3 months'),
  ('@ 14 seconds ago'),
  ('1 day 2 hours 3 minutes 4 seconds'),
  ('6 years'),
  ('5 months'),
  ('5 months 12 hours');
  
  CREATE TABLE RELTIME_HOROLOGY_TBL (f1 reltime);
  INSERT INTO RELTIME_HOROLOGY_TBL (f1) VALUES ('@ 1 minute'),
  ('@ 5 hour'),
  ('@ 10 day'),
  ('@ 34 year'),
  ('@ 3 months'),
  ('@ 14 seconds ago');
  
  CREATE TABLE TIME_HOROLOGY_TBL (f1 time(2));
  INSERT INTO TIME_HOROLOGY_TBL VALUES ('00:00'),
  ('01:00'),
  ('02:03 PST'),
  ('11:59 EDT'),
  ('12:00'),
  ('12:01'),
  ('23:59'),
  ('11:59:59.99 PM'),
  ('2003-03-07 15:36:39 America/New_York'),
  ('2003-07-07 15:36:39 America/New_York');
  
  CREATE TABLE TIMETZ_HOROLOGY_TBL (f1 time(2) with time zone);
  INSERT INTO TIMETZ_HOROLOGY_TBL VALUES ('00:01 PDT'),
  ('01:00 PDT'),
  ('02:03 PDT'),
  ('07:07 PST'),
  ('08:08 EDT'),
  ('11:59 PDT'),
  ('12:00 PDT'),
  ('12:01 PDT'),
  ('23:59 PDT'),
  ('11:59:59.99 PM PDT'),
  ('2003-03-07 15:36:39 America/New_York'),
  ('2003-07-07 15:36:39 America/New_York');
  
  CREATE TABLE TIMESTAMP_HOROLOGY_TBL (d1 timestamp(2) without time zone);
  INSERT INTO TIMESTAMP_HOROLOGY_TBL VALUES ('-infinity'),
  ('infinity'),
  ('epoch'),
  ('Mon Feb 10 17:32:01 1997 PST'),
  ('Mon Feb 10 17:32:01.000001 1997 PST'),
  ('Mon Feb 10 17:32:01.999999 1997 PST'),
  ('Mon Feb 10 17:32:01.4 1997 PST'),
  ('Mon Feb 10 17:32:01.5 1997 PST'),
  ('Mon Feb 10 17:32:01.6 1997 PST'),
  ('1997-01-02'),
  ('1997-01-02 03:04:05'),
  ('1997-02-10 17:32:01-08'),
  ('1997-02-10 17:32:01-0800'),
  ('1997-02-10 17:32:01 -08:00'),
  ('19970210 173201 -0800'),
  ('1997-06-10 17:32:01 -07:00'),
  ('2001-09-22T18:19:20'),
  ('2000-03-15 08:14:01 GMT+8'),
  ('2000-03-15 13:14:02 GMT-1'),
  ('2000-03-15 12:14:03 GMT-2'),
  ('2000-03-15 03:14:04 PST+8'),
  ('2000-03-15 02:14:05 MST+7:00'),
  ('Feb 10 17:32:01 1997 -0800'),
  ('Feb 10 17:32:01 1997'),
  ('Feb 10 5:32PM 1997'),
  ('1997/02/10 17:32:01-0800'),
  ('1997-02-10 17:32:01 PST'),
  ('Feb-10-1997 17:32:01 PST'),
  ('02-10-1997 17:32:01 PST'),
  ('19970210 173201 PST'),
  ('1997.041 17:32:01 UTC'),
  ('19970210 173201 America/New_York'),
  ('1997-06-10 18:32:01 PDT'),
  ('Feb 10 17:32:01 1997'),
  ('Feb 11 17:32:01 1997'),
  ('Feb 12 17:32:01 1997'),
  ('Feb 13 17:32:01 1997'),
  ('Feb 14 17:32:01 1997'),
  ('Feb 15 17:32:01 1997'),
  ('Feb 16 17:32:01 1997'),
  ('Feb 16 17:32:01 0097 BC'),
  ('Feb 16 17:32:01 0097'),
  ('Feb 16 17:32:01 0597'),
  ('Feb 16 17:32:01 1097'),
  ('Feb 16 17:32:01 1697'),
  ('Feb 16 17:32:01 1797'),
  ('Feb 16 17:32:01 1897'),
  ('Feb 16 17:32:01 1997'),
  ('Feb 16 17:32:01 2097'),
  ('Feb 28 17:32:01 1996'),
  ('Feb 29 17:32:01 1996'),
  ('Mar 01 17:32:01 1996'),
  ('Dec 30 17:32:01 1996'),
  ('Dec 31 17:32:01 1996'),
  ('Jan 01 17:32:01 1997'),
  ('Feb 28 17:32:01 1997'),
  ('Mar 01 17:32:01 1997'),
  ('Dec 30 17:32:01 1997'),
  ('Dec 31 17:32:01 1997'),
  ('Dec 31 17:32:01 1999'),
  ('Jan 01 17:32:01 2000'),
  ('Dec 31 17:32:01 2000'),
  ('Jan 01 17:32:01 2001');
  set datestyle to ymd;
  INSERT INTO TIMESTAMP_HOROLOGY_TBL VALUES ('97FEB10 5:32:01PM UTC'),
  ('97/02/10 17:32:01 UTC');
  reset datestyle;
  
  CREATE TABLE TIMESTAMPTZ_HOROLOGY_TBL (d1 timestamp(2) with time zone);
  INSERT INTO TIMESTAMPTZ_HOROLOGY_TBL VALUES ('-infinity'),
  ('infinity'),
  ('epoch'),
  ('Mon Feb 10 17:32:01 1997 PST'),
  ('Mon Feb 10 17:32:01.000001 1997 PST'),
  ('Mon Feb 10 17:32:01.999999 1997 PST'),
  ('Mon Feb 10 17:32:01.4 1997 PST'),
  ('Mon Feb 10 17:32:01.5 1997 PST'),
  ('Mon Feb 10 17:32:01.6 1997 PST'),
  ('1997-01-02'),
  ('1997-01-02 03:04:05'),
  ('1997-02-10 17:32:01-08'),
  ('1997-02-10 17:32:01-0800'),
  ('1997-02-10 17:32:01 -08:00'),
  ('19970210 173201 -0800'),
  ('1997-06-10 17:32:01 -07:00'),
  ('2001-09-22T18:19:20'),
  ('2000-03-15 08:14:01 GMT+8'),
  ('2000-03-15 13:14:02 GMT-1'),
  ('2000-03-15 12:14:03 GMT-2'),
  ('2000-03-15 03:14:04 PST+8'),
  ('2000-03-15 02:14:05 MST+7:00'),
  ('Feb 10 17:32:01 1997 -0800'),
  ('Feb 10 17:32:01 1997'),
  ('Feb 10 5:32PM 1997'),
  ('1997/02/10 17:32:01-0800'),
  ('1997-02-10 17:32:01 PST'),
  ('Feb-10-1997 17:32:01 PST'),
  ('02-10-1997 17:32:01 PST'),
  ('19970210 173201 PST'),
  ('1997.041 17:32:01 UTC'),
  ('19970210 173201 America/New_York'),
  ('19970710 173201 America/New_York'),
  ('1997-06-10 18:32:01 PDT'),
  ('Feb 10 17:32:01 1997'),
  ('Feb 11 17:32:01 1997'),
  ('Feb 12 17:32:01 1997'),
  ('Feb 13 17:32:01 1997'),
  ('Feb 14 17:32:01 1997'),
  ('Feb 15 17:32:01 1997'),
  ('Feb 16 17:32:01 1997'),
  ('Feb 16 17:32:01 0097 BC'),
  ('Feb 16 17:32:01 0097'),
  ('Feb 16 17:32:01 0597'),
  ('Feb 16 17:32:01 1097'),
  ('Feb 16 17:32:01 1697'),
  ('Feb 16 17:32:01 1797'),
  ('Feb 16 17:32:01 1897'),
  ('Feb 16 17:32:01 1997'),
  ('Feb 16 17:32:01 2097'),
  ('Feb 28 17:32:01 1996'),
  ('Feb 29 17:32:01 1996'),
  ('Mar 01 17:32:01 1996'),
  ('Dec 30 17:32:01 1996'),
  ('Dec 31 17:32:01 1996'),
  ('Jan 01 17:32:01 1997'),
  ('Feb 28 17:32:01 1997'),
  ('Mar 01 17:32:01 1997'),
  ('Dec 30 17:32:01 1997'),
  ('Dec 31 17:32:01 1997'),
  ('Dec 31 17:32:01 1999'),
  ('Jan 01 17:32:01 2000'),
  ('Dec 31 17:32:01 2000'),
  ('Jan 01 17:32:01 2001');
  set datestyle to ymd;
  INSERT INTO TIMESTAMPTZ_HOROLOGY_TBL VALUES ('97FEB10 5:32:01PM UTC'),
  ('97/02/10 17:32:01 UTC');
  reset datestyle;
  
  --
  --
  --
  SET DateStyle = 'Postgres, MDY';
  
  --
  -- Test various input formats
  --
  SELECT timestamp with time zone '20011227 040506+08';
  SELECT timestamp with time zone '20011227 040506-08';
  SELECT timestamp with time zone '20011227 040506.789+08';
  SELECT timestamp with time zone '20011227 040506.789-08';
  SELECT timestamp with time zone '20011227T040506+08';
  SELECT timestamp with time zone '20011227T040506-08';
  SELECT timestamp with time zone '20011227T040506.789+08';
  SELECT timestamp with time zone '20011227T040506.789-08';
  SELECT timestamp with time zone '2001-12-27 04:05:06.789-08';
  SELECT timestamp with time zone '2001.12.27 04:05:06.789-08';
  SELECT timestamp with time zone '2001/12/27 04:05:06.789-08';
  SELECT timestamp with time zone '12/27/2001 04:05:06.789-08';
  -- should fail in mdy mode:
  SELECT timestamp with time zone '27/12/2001 04:05:06.789-08';
  set datestyle to dmy;
  SELECT timestamp with time zone '27/12/2001 04:05:06.789-08';
  reset datestyle;
  SELECT timestamp with time zone 'Y2001M12D27H04M05S06.789+08';
  SELECT timestamp with time zone 'Y2001M12D27H04M05S06.789-08';
  SELECT timestamp with time zone 'Y2001M12D27H04MM05S06.789+08';
  SELECT timestamp with time zone 'Y2001M12D27H04MM05S06.789-08';
  SELECT timestamp with time zone 'J2452271+08';
  SELECT timestamp with time zone 'J2452271-08';
  SELECT timestamp with time zone 'J2452271.5+08';
  SELECT timestamp with time zone 'J2452271.5-08';
  SELECT timestamp with time zone 'J2452271 04:05:06+08';
  SELECT timestamp with time zone 'J2452271 04:05:06-08';
  SELECT timestamp with time zone 'J2452271T040506+08';
  SELECT timestamp with time zone 'J2452271T040506-08';
  SELECT timestamp with time zone 'J2452271T040506.789+08';
  SELECT timestamp with time zone 'J2452271T040506.789-08';
  -- German/European-style dates with periods as delimiters
  SELECT timestamp with time zone '12.27.2001 04:05:06.789+08';
  SELECT timestamp with time zone '12.27.2001 04:05:06.789-08';
  SET DateStyle = 'German';
  SELECT timestamp with time zone '27.12.2001 04:05:06.789+08';
  SELECT timestamp with time zone '27.12.2001 04:05:06.789-08';
  SET DateStyle = 'ISO';
  -- As of 7.4, allow time without time zone having a time zone specified
  SELECT time without time zone '040506.789+08';
  SELECT time without time zone '040506.789-08';
  SELECT time without time zone 'T040506.789+08';
  SELECT time without time zone 'T040506.789-08';
  SELECT time with time zone '040506.789+08';
  SELECT time with time zone '040506.789-08';
  SELECT time with time zone 'T040506.789+08';
  SELECT time with time zone 'T040506.789-08';
  SELECT time with time zone 'T040506.789 +08';
  SELECT time with time zone 'T040506.789 -08';
  SET DateStyle = 'Postgres, MDY';
  
  --
  -- date, time arithmetic
  --
  
  SELECT date '1981-02-03' + time '04:05:06' AS "Date + Time";
  SELECT date '1991-02-03' + time with time zone '04:05:06 PST' AS "Date + Time PST";
  SELECT date '2001-02-03' + time with time zone '04:05:06 UTC' AS "Date + Time UTC";
  SELECT date '1991-02-03' + interval '2 years' AS "Add Two Years";
  SELECT date '2001-12-13' - interval '2 years' AS "Subtract Two Years";
  -- subtract time from date should not make sense; use interval instead
  SELECT date '1991-02-03' - time '04:05:06' AS "Subtract Time";
  SELECT date '1991-02-03' - time with time zone '04:05:06 UTC' AS "Subtract Time UTC";
  
  --
  -- timestamp, interval arithmetic
  --
  
  SELECT timestamp without time zone '1996-03-01' - interval '1 second' AS "Feb 29";
  SELECT timestamp without time zone '1999-03-01' - interval '1 second' AS "Feb 28";
  SELECT timestamp without time zone '2000-03-01' - interval '1 second' AS "Feb 29";
  SELECT timestamp without time zone '1999-12-01' + interval '1 month - 1 second' AS "Dec 31";
  SELECT timestamp without time zone 'Jan 1, 4713 BC' + interval '106000000 days' AS "Feb 23, 285506";
  SELECT timestamp without time zone 'Jan 1, 4713 BC' + interval '107000000 days' AS "Jan 20, 288244";
  SELECT timestamp without time zone 'Jan 1, 4713 BC' + interval '109203489 days' AS "Dec 31, 294276";
  SELECT timestamp without time zone '12/31/294276' - timestamp without time zone '12/23/1999' AS "106751991 Days";
  
  -- Shorthand values
  -- Not directly usable for regression testing since these are not constants.
  -- So, just try to test parser and hope for the best - thomas 97/04/26
  SELECT (timestamp without time zone 'today' = (timestamp without time zone 'yesterday' + interval '1 day')) as "True";
  SELECT (timestamp without time zone 'today' = (timestamp without time zone 'tomorrow' - interval '1 day')) as "True";
  SELECT (timestamp without time zone 'tomorrow' = (timestamp without time zone 'yesterday' + interval '2 days')) as "True";
  SELECT (timestamp without time zone 'tomorrow' > 'now') as "True";
  
  -- Convert from date and time to timestamp
  -- This test used to be timestamp(date,time) but no longer allowed by grammar
  -- to enable support for SQL99 timestamp type syntax.
  SELECT date '1994-01-01' + time '11:00' AS "Jan_01_1994_11am";
  SELECT date '1994-01-01' + time '10:00' AS "Jan_01_1994_10am";
  SELECT date '1994-01-01' + timetz '11:00-5' AS "Jan_01_1994_8am";
  SELECT timestamptz(date '1994-01-01', time with time zone '11:00-5') AS "Jan_01_1994_8am";
  
  SELECT '' AS "64", d1 + interval '1 year' AS one_year FROM TIMESTAMP_HOROLOGY_TBL ORDER BY 2;
  SELECT '' AS "64", d1 - interval '1 year' AS one_year FROM TIMESTAMP_HOROLOGY_TBL ORDER BY 2;
  
  SELECT timestamp with time zone '1996-03-01' - interval '1 second' AS "Feb 29";
  SELECT timestamp with time zone '1999-03-01' - interval '1 second' AS "Feb 28";
  SELECT timestamp with time zone '2000-03-01' - interval '1 second' AS "Feb 29";
  SELECT timestamp with time zone '1999-12-01' + interval '1 month - 1 second' AS "Dec 31";
  
  SELECT (timestamp with time zone 'today' = (timestamp with time zone 'yesterday' + interval '1 day')) as "True";
  SELECT (timestamp with time zone 'today' = (timestamp with time zone 'tomorrow' - interval '1 day')) as "True";
  SELECT (timestamp with time zone 'tomorrow' = (timestamp with time zone 'yesterday' + interval '2 days')) as "True";
  SELECT (timestamp with time zone 'tomorrow' > 'now') as "True";
  
  
  -- timestamp with time zone, interval arithmetic around DST change
  SET TIME ZONE 'CST7CDT';
  SELECT timestamp with time zone '2005-04-02 12:00-07' + interval '1 day' as "Apr 3, 12:00";
  SELECT timestamp with time zone '2005-04-02 12:00-07' + interval '24 hours' as "Apr 3, 13:00";
  SELECT timestamp with time zone '2005-04-03 12:00-06' - interval '1 day' as "Apr 2, 12:00";
  SELECT timestamp with time zone '2005-04-03 12:00-06' - interval '24 hours' as "Apr 2, 11:00";
  RESET TIME ZONE;
  SET TIME ZONE 'PST8PDT';
  
  SELECT timestamptz(date '1994-01-01', time '11:00') AS "Jan_01_1994_10am";
  SELECT timestamptz(date '1994-01-01', time '10:00') AS "Jan_01_1994_9am";
  SELECT timestamptz(date '1994-01-01', time with time zone '11:00-8') AS "Jan_01_1994_11am";
  SELECT timestamptz(date '1994-01-01', time with time zone '10:00-8') AS "Jan_01_1994_10am";
  SELECT timestamptz(date '1994-01-01', time with time zone '11:00-5') AS "Jan_01_1994_8am";
  
  SELECT '' AS "64", d1 + interval '1 year' AS one_year FROM TIMESTAMPTZ_HOROLOGY_TBL ORDER BY 2;
  SELECT '' AS "64", d1 - interval '1 year' AS one_year FROM TIMESTAMPTZ_HOROLOGY_TBL ORDER BY 2;
  
  --
  -- time, interval arithmetic
  --
  
  SELECT CAST(time '01:02' AS interval) AS "+01:02";
  SELECT CAST(interval '02:03' AS time) AS "02:03:00";
  SELECT time '01:30' + interval '02:01' AS "03:31:00";
  SELECT time '01:30' - interval '02:01' AS "23:29:00";
  SELECT time '02:30' + interval '36:01' AS "14:31:00";
  SELECT time '03:30' + interval '1 month 04:01' AS "07:31:00";
  SELECT CAST(time with time zone '01:02-08' AS interval) AS "+00:01";
  SELECT CAST(interval '02:03' AS time with time zone) AS "02:03:00-08";
  SELECT time with time zone '01:30-08' - interval '02:01' AS "23:29:00-08";
  SELECT time with time zone '02:30-08' + interval '36:01' AS "14:31:00-08";
  
  -- These two tests cannot be used because they default to current timezone,
  -- which may be either -08 or -07 depending on the time of year.
  -- SELECT time with time zone '01:30' + interval '02:01' AS "03:31:00-08";
  -- SELECT time with time zone '03:30' + interval '1 month 04:01' AS "07:31:00-08";
  -- Try the following two tests instead, as a poor substitute
  
  SELECT CAST(CAST(date 'today' + time with time zone '05:30'
              + interval '02:01' AS time with time zone) AS time) AS "07:31:00";
  
  SELECT CAST(cast(date 'today' + time with time zone '03:30'
    + interval '1 month 04:01' as timestamp without time zone) AS time) AS "07:31:00";
  
  SELECT t.d1 + i.f1 AS "102" FROM TIMESTAMP_HOROLOGY_TBL t, INTERVAL_HOROLOGY_TBL i
    WHERE t.d1 BETWEEN '1990-01-01' AND '2001-01-01'
      AND i.f1 BETWEEN '00:00' AND '23:00' ORDER BY 1;
  
  SELECT t.d1 - i.f1 AS "102" FROM TIMESTAMP_HOROLOGY_TBL t, INTERVAL_HOROLOGY_TBL i
    WHERE t.d1 BETWEEN '1990-01-01' AND '2001-01-01'
      AND i.f1 BETWEEN '00:00' AND '23:00' ORDER BY 1;
  
  SELECT t.f1 + i.f1 AS "80" FROM TIME_HOROLOGY_TBL t, INTERVAL_HOROLOGY_TBL i ORDER BY 1;
  SELECT t.f1 - i.f1 AS "80" FROM TIME_HOROLOGY_TBL t, INTERVAL_HOROLOGY_TBL i ORDER BY 1;
  
  SELECT t.f1 + i.f1 AS "100" FROM TIMETZ_HOROLOGY_TBL t, INTERVAL_HOROLOGY_TBL i ORDER BY 1;
  SELECT t.f1 - i.f1 AS "100" FROM TIMETZ_HOROLOGY_TBL t, INTERVAL_HOROLOGY_TBL i ORDER BY 1;
  
  -- SQL9x OVERLAPS operator
  -- test with time zone
  SELECT (timestamp with time zone '2000-11-27', timestamp with time zone '2000-11-28')
    OVERLAPS (timestamp with time zone '2000-11-27 12:00', timestamp with time zone '2000-11-30') AS "True";
  
  SELECT (timestamp with time zone '2000-11-26', timestamp with time zone '2000-11-27')
    OVERLAPS (timestamp with time zone '2000-11-27 12:00', timestamp with time zone '2000-11-30') AS "False";
  
  SELECT (timestamp with time zone '2000-11-27', timestamp with time zone '2000-11-28')
    OVERLAPS (timestamp with time zone '2000-11-27 12:00', interval '1 day') AS "True";
  
  SELECT (timestamp with time zone '2000-11-27', interval '12 hours')
    OVERLAPS (timestamp with time zone '2000-11-27 12:00', timestamp with time zone '2000-11-30') AS "False";
  
  SELECT (timestamp with time zone '2000-11-27', interval '12 hours')
    OVERLAPS (timestamp with time zone '2000-11-27', interval '12 hours') AS "True";
  
  SELECT (timestamp with time zone '2000-11-27', interval '12 hours')
    OVERLAPS (timestamp with time zone '2000-11-27 12:00', interval '12 hours') AS "False";
  
  -- test without time zone
  SELECT (timestamp without time zone '2000-11-27', timestamp without time zone '2000-11-28')
    OVERLAPS (timestamp without time zone '2000-11-27 12:00', timestamp without time zone '2000-11-30') AS "True";
  
  SELECT (timestamp without time zone '2000-11-26', timestamp without time zone '2000-11-27')
    OVERLAPS (timestamp without time zone '2000-11-27 12:00', timestamp without time zone '2000-11-30') AS "False";
  
  SELECT (timestamp without time zone '2000-11-27', timestamp without time zone '2000-11-28')
    OVERLAPS (timestamp without time zone '2000-11-27 12:00', interval '1 day') AS "True";
  
  SELECT (timestamp without time zone '2000-11-27', interval '12 hours')
    OVERLAPS (timestamp without time zone '2000-11-27 12:00', timestamp without time zone '2000-11-30') AS "False";
  
  SELECT (timestamp without time zone '2000-11-27', interval '12 hours')
    OVERLAPS (timestamp without time zone '2000-11-27', interval '12 hours') AS "True";
  
  SELECT (timestamp without time zone '2000-11-27', interval '12 hours')
    OVERLAPS (timestamp without time zone '2000-11-27 12:00', interval '12 hours') AS "False";
  
  -- test time and interval
  SELECT (time '00:00', time '01:00')
    OVERLAPS (time '00:30', time '01:30') AS "True";
  
  SELECT (time '00:00', interval '1 hour')
    OVERLAPS (time '00:30', interval '1 hour') AS "True";
  
  SELECT (time '00:00', interval '1 hour')
    OVERLAPS (time '01:30', interval '1 hour') AS "False";
  
  -- SQL99 seems to want this to be false (and we conform to the spec).
  -- istm that this *should* return true, on the theory that time
  -- intervals can wrap around the day boundary - thomas 2001-09-25
  SELECT (time '00:00', interval '1 hour')
    OVERLAPS (time '01:30', interval '1 day') AS "False";
  
  CREATE TABLE TEMP_TIMESTAMP (f1 timestamp with time zone);
  
  -- get some candidate input values
  
  INSERT INTO TEMP_TIMESTAMP (f1)
    SELECT d1 FROM TIMESTAMP_HOROLOGY_TBL
    WHERE d1 BETWEEN '13-jun-1957' AND '1-jan-1997'
     OR d1 BETWEEN '1-jan-1999' AND '1-jan-2010';
  
  SELECT '' AS "16", f1 AS "timestamp"
    FROM TEMP_TIMESTAMP
    ORDER BY "timestamp";
  
  SELECT '' AS "160", d.f1 AS "timestamp", t.f1 AS "interval", d.f1 + t.f1 AS plus
    FROM TEMP_TIMESTAMP d, INTERVAL_HOROLOGY_TBL t
    ORDER BY plus, "timestamp", "interval";
  
  SELECT '' AS "160", d.f1 AS "timestamp", t.f1 AS "interval", d.f1 - t.f1 AS minus
    FROM TEMP_TIMESTAMP d, INTERVAL_HOROLOGY_TBL t
    WHERE isfinite(d.f1)
    ORDER BY minus, "timestamp", "interval";
  
  SELECT '' AS "16", d.f1 AS "timestamp",
     timestamp with time zone '1980-01-06 00:00 GMT' AS gpstime_zero,
     d.f1 - timestamp with time zone '1980-01-06 00:00 GMT' AS difference
    FROM TEMP_TIMESTAMP d
    ORDER BY difference;
  
  SELECT '' AS "226", d1.f1 AS timestamp1, d2.f1 AS timestamp2, d1.f1 - d2.f1 AS difference
    FROM TEMP_TIMESTAMP d1, TEMP_TIMESTAMP d2
    ORDER BY timestamp1, timestamp2, difference;
  
  --
  -- abstime, reltime arithmetic
  --
  
  SELECT '' AS ten, ABSTIME_HOROLOGY_TBL.f1 AS abstime, RELTIME_HOROLOGY_TBL.f1 AS reltime
      FROM ABSTIME_HOROLOGY_TBL, RELTIME_HOROLOGY_TBL
     WHERE (ABSTIME_HOROLOGY_TBL.f1 + RELTIME_HOROLOGY_TBL.f1) < abstime 'Jan 14 14:00:00 1971'
     ORDER BY abstime, reltime;
  
  -- these four queries should return the same answer
  -- the "infinity" and "-infinity" tuples in ABSTIME_HOROLOGY_TBL cannot be added and
  -- therefore, should not show up in the results.
  
  SELECT '' AS three, * FROM ABSTIME_HOROLOGY_TBL
    WHERE  (ABSTIME_HOROLOGY_TBL.f1 + reltime '@ 3 year')         -- +3 years
      < abstime 'Jan 14 14:00:00 1977' ORDER BY 2;
  
  SELECT '' AS three, * FROM ABSTIME_HOROLOGY_TBL
     WHERE  (ABSTIME_HOROLOGY_TBL.f1 + reltime '@ 3 year ago')    -- -3 years
       < abstime 'Jan 14 14:00:00 1971' ORDER BY 2;
  
  SELECT '' AS three, * FROM ABSTIME_HOROLOGY_TBL
     WHERE  (ABSTIME_HOROLOGY_TBL.f1 - reltime '@ 3 year')        -- -(+3) years
      < abstime 'Jan 14 14:00:00 1971' ORDER BY 2;
  
  SELECT '' AS three, * FROM ABSTIME_HOROLOGY_TBL
     WHERE  (ABSTIME_HOROLOGY_TBL.f1 - reltime '@ 3 year ago')    -- -(-3) years
       < abstime 'Jan 14 14:00:00 1977' ORDER BY 2;
  
  --
  -- Conversions
  --
  
  SELECT '' AS "16", f1 AS "timestamp", date(f1) AS date
    FROM TEMP_TIMESTAMP
    WHERE f1 <> timestamp 'now'
    ORDER BY date, "timestamp";
  
  SELECT '' AS "16", f1 AS "timestamp", abstime(f1) AS abstime
    FROM TEMP_TIMESTAMP
    ORDER BY abstime;
  
  SELECT '' AS four, f1 AS abstime, date(f1) AS date
    FROM ABSTIME_HOROLOGY_TBL
    WHERE isfinite(f1) AND f1 <> abstime 'now'
    ORDER BY date, abstime;
  
  SELECT '' AS two, d1 AS "timestamp", abstime(d1) AS abstime
    FROM TIMESTAMP_HOROLOGY_TBL WHERE NOT isfinite(d1) ORDER BY 2;
  
  SELECT '' AS three, f1 as abstime, cast(f1 as timestamp) AS "timestamp"
    FROM ABSTIME_HOROLOGY_TBL WHERE NOT isfinite(f1) ORDER BY 2;
  
  SELECT '' AS ten, f1 AS interval, reltime(f1) AS reltime
    FROM INTERVAL_HOROLOGY_TBL ORDER BY 2;
  
  SELECT '' AS six, f1 as reltime, CAST(f1 AS interval) AS interval
    FROM RELTIME_HOROLOGY_TBL ORDER BY 2;
  
  DROP TABLE TEMP_TIMESTAMP;
  
  --
  -- Formats
  --
  
  SET DateStyle TO 'US,Postgres';
  
  SHOW DateStyle;
  
  SELECT '' AS "64", d1 AS us_postgres FROM TIMESTAMP_HOROLOGY_TBL ORDER BY 2;
  
  SELECT '' AS seven, f1 AS us_postgres FROM ABSTIME_HOROLOGY_TBL ORDER BY 2;
  
  SET DateStyle TO 'US,ISO';
  
  SELECT '' AS "64", d1 AS us_iso FROM TIMESTAMP_HOROLOGY_TBL ORDER BY 2;
  
  SELECT '' AS seven, f1 AS us_iso FROM ABSTIME_HOROLOGY_TBL ORDER BY 2;
  
  SET DateStyle TO 'US,SQL';
  
  SHOW DateStyle;
  
  SELECT '' AS "64", d1 AS us_sql FROM TIMESTAMP_HOROLOGY_TBL ORDER BY 2;
  
  SELECT '' AS seven, f1 AS us_sql FROM ABSTIME_HOROLOGY_TBL ORDER BY 2;
  
  SET DateStyle TO 'European,Postgres';
  
  SHOW DateStyle;
  
  INSERT INTO TIMESTAMP_HOROLOGY_TBL VALUES('13/06/1957');
  
  SELECT count(*) as one FROM TIMESTAMP_HOROLOGY_TBL WHERE d1 = 'Jun 13 1957';
  
  SELECT '' AS "65", d1 AS european_postgres FROM TIMESTAMP_HOROLOGY_TBL ORDER BY 2;
  
  SELECT '' AS seven, f1 AS european_postgres FROM ABSTIME_HOROLOGY_TBL ORDER BY 2;
  
  SET DateStyle TO 'European,ISO';
  
  SHOW DateStyle;
  
  SELECT '' AS "65", d1 AS european_iso FROM TIMESTAMP_HOROLOGY_TBL ORDER BY 2;
  
  SELECT '' AS seven, f1 AS european_iso FROM ABSTIME_HOROLOGY_TBL ORDER BY 2;
  
  SET DateStyle TO 'European,SQL';
  
  SHOW DateStyle;
  
  SELECT '' AS "65", d1 AS european_sql FROM TIMESTAMP_HOROLOGY_TBL ORDER BY 2;
  
  SELECT '' AS seven, f1 AS european_sql FROM ABSTIME_HOROLOGY_TBL ORDER BY 2;
  
  RESET DateStyle;
  
  --
  -- to_timestamp()
  --
  
  SELECT to_timestamp('0097/Feb/16 --> 08:14:30', 'YYYY/Mon/DD --> HH:MI:SS');
  
  SELECT to_timestamp('97/2/16 8:14:30', 'FMYYYY/FMMM/FMDD FMHH:FMMI:FMSS');
  
  SELECT to_timestamp('1985 January 12', 'YYYY FMMonth DD');
  
  SELECT to_timestamp('My birthday-> Year: 1976, Month: May, Day: 16',
                      '"My birthday-> Year" YYYY, "Month:" FMMonth, "Day:" DD');
  
  SELECT to_timestamp('1,582nd VIII 21', 'Y,YYYth FMRM DD');
  
  SELECT to_timestamp('15 "text between quote marks" 98 54 45',
                      E'HH24 "\\text between quote marks\\"" YY MI SS');
  
  SELECT to_timestamp('05121445482000', 'MMDDHH24MISSYYYY');
  
  SELECT to_timestamp('2000January09Sunday', 'YYYYFMMonthDDFMDay');
  
  SELECT to_timestamp('97/Feb/16', 'YYMonDD');
  
  SELECT to_timestamp('19971116', 'YYYYMMDD');
  
  SELECT to_timestamp('20000-1116', 'YYYY-MMDD');
  
  SELECT to_timestamp('9-1116', 'Y-MMDD');
  
  SELECT to_timestamp('95-1116', 'YY-MMDD');
  
  SELECT to_timestamp('995-1116', 'YYY-MMDD');
  
  SELECT to_timestamp('2005426', 'YYYYWWD');
  
  SELECT to_timestamp('2005300', 'YYYYDDD');
  
  SELECT to_timestamp('2005527', 'IYYYIWID');
  
  SELECT to_timestamp('005527', 'IYYIWID');
  
  SELECT to_timestamp('05527', 'IYIWID');
  
  SELECT to_timestamp('5527', 'IIWID');
  
  SELECT to_timestamp('2005364', 'IYYYIDDD');
  
  SELECT to_timestamp('20050302', 'YYYYMMDD');
  
  SELECT to_timestamp('2005 03 02', 'YYYYMMDD');
  
  SELECT to_timestamp(' 2005 03 02', 'YYYYMMDD');
  
  SELECT to_timestamp('  20050302', 'YYYYMMDD');
  
  --
  -- Check errors for some incorrect usages of to_timestamp()
  --
  
  -- Mixture of date conventions (ISO week and Gregorian):
  SELECT to_timestamp('2005527', 'YYYYIWID');
  
  -- Insufficient characters in the source string:
  SELECT to_timestamp('19971', 'YYYYMMDD');
  
  -- Insufficient digit characters for a single node:
  SELECT to_timestamp('19971)24', 'YYYYMMDD');
  
  -- Value clobbering:
  SELECT to_timestamp('1997-11-Jan-16', 'YYYY-MM-Mon-DD');
  
  -- Non-numeric input:
  SELECT to_timestamp('199711xy', 'YYYYMMDD');
  
  -- Input that doesn't fit in an int:
  SELECT to_timestamp('10000000000', 'FMYYYY');
  
  
  -- Clean up
  DROP TABLE abstime_horology_tbl;
  DROP TABLE interval_horology_tbl;
  DROP TABLE reltime_horology_tbl;
  DROP TABLE time_horology_tbl;
  DROP TABLE timestamp_horology_tbl;
  DROP TABLE timestamptz_horology_tbl;
  DROP TABLE timetz_horology_tbl;
  