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- --
- -- HOROLOGY
- --
- SET DateStyle = 'Postgres, MDY';
- -- should fail in mdy mode:
- SELECT timestamp with time zone '27/12/2001 04:05:06.789-08';
- ERROR: date/time field value out of range: "27/12/2001 04:05:06.789-08"
- LINE 1: SELECT timestamp with time zone '27/12/2001 04:05:06.789-08'...
- ^
- HINT: Perhaps you need a different "datestyle" setting.
- set datestyle to dmy;
- reset datestyle;
- SET DateStyle = 'German';
- 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';
- time
- --------------
- 04:05:06.789
- (1 row)
- SELECT time without time zone '040506.789-08';
- time
- --------------
- 04:05:06.789
- (1 row)
- SELECT time without time zone 'T040506.789+08';
- time
- --------------
- 04:05:06.789
- (1 row)
- SELECT time without time zone 'T040506.789-08';
- time
- --------------
- 04:05:06.789
- (1 row)
- SELECT time with time zone '040506.789+08';
- timetz
- -----------------
- 04:05:06.789+08
- (1 row)
- SELECT time with time zone '040506.789-08';
- timetz
- -----------------
- 04:05:06.789-08
- (1 row)
- SELECT time with time zone 'T040506.789+08';
- timetz
- -----------------
- 04:05:06.789+08
- (1 row)
- SELECT time with time zone 'T040506.789-08';
- timetz
- -----------------
- 04:05:06.789-08
- (1 row)
- SELECT time with time zone 'T040506.789 +08';
- timetz
- -----------------
- 04:05:06.789+08
- (1 row)
- SELECT time with time zone 'T040506.789 -08';
- timetz
- -----------------
- 04:05:06.789-08
- (1 row)
- SET DateStyle = 'Postgres, MDY';
- -- 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";
- True
- ------
- t
- (1 row)
- SELECT (timestamp without time zone 'today' = (timestamp without time zone 'tomorrow' - interval '1 day')) as "True";
- True
- ------
- t
- (1 row)
- SELECT (timestamp without time zone 'today 10:30' = (timestamp without time zone 'yesterday' + interval '1 day 10 hr 30 min')) as "True";
- True
- ------
- t
- (1 row)
- SELECT (timestamp without time zone '10:30 today' = (timestamp without time zone 'yesterday' + interval '1 day 10 hr 30 min')) as "True";
- True
- ------
- t
- (1 row)
- SELECT (timestamp without time zone 'tomorrow' = (timestamp without time zone 'yesterday' + interval '2 days')) as "True";
- True
- ------
- t
- (1 row)
- SELECT (timestamp without time zone 'tomorrow 16:00:00' = (timestamp without time zone 'today' + interval '1 day 16 hours')) as "True";
- True
- ------
- t
- (1 row)
- SELECT (timestamp without time zone '16:00:00 tomorrow' = (timestamp without time zone 'today' + interval '1 day 16 hours')) as "True";
- True
- ------
- t
- (1 row)
- SELECT (timestamp without time zone 'yesterday 12:34:56' = (timestamp without time zone 'tomorrow' - interval '2 days - 12:34:56')) as "True";
- True
- ------
- t
- (1 row)
- SELECT (timestamp without time zone '12:34:56 yesterday' = (timestamp without time zone 'tomorrow' - interval '2 days - 12:34:56')) as "True";
- True
- ------
- t
- (1 row)
- SELECT (timestamp without time zone 'tomorrow' > 'now') as "True";
- True
- ------
- t
- (1 row)
- SELECT (timestamp with time zone 'today' = (timestamp with time zone 'yesterday' + interval '1 day')) as "True";
- True
- ------
- t
- (1 row)
- SELECT (timestamp with time zone 'today' = (timestamp with time zone 'tomorrow' - interval '1 day')) as "True";
- True
- ------
- t
- (1 row)
- SELECT (timestamp with time zone 'tomorrow' = (timestamp with time zone 'yesterday' + interval '2 days')) as "True";
- True
- ------
- t
- (1 row)
- SELECT (timestamp with time zone 'tomorrow' > 'now') as "True";
- True
- ------
- t
- (1 row)
- -- timestamp with time zone, interval arithmetic around DST change
- -- (just for fun, let's use an intentionally nonstandard POSIX zone spec)
- SET TIME ZONE 'CST7CDT,M4.1.0,M10.5.0';
- RESET TIME ZONE;
- SELECT CAST(interval '02:03' AS time) AS "02:03:00";
- 02:03:00
- ----------
- 02:03:00
- (1 row)
- SELECT time '01:30' + interval '02:01' AS "03:31:00";
- 03:31:00
- ----------
- 03:31:00
- (1 row)
- SELECT time '01:30' - interval '02:01' AS "23:29:00";
- 23:29:00
- ----------
- 23:29:00
- (1 row)
- SELECT time '02:30' + interval '36:01' AS "14:31:00";
- 14:31:00
- ----------
- 14:31:00
- (1 row)
- SELECT time '03:30' + interval '1 month 04:01' AS "07:31:00";
- 07:31:00
- ----------
- 07:31:00
- (1 row)
- SELECT time with time zone '01:30-08' - interval '02:01' AS "23:29:00-08";
- 23:29:00-08
- -------------
- 23:29:00-08
- (1 row)
- SELECT time with time zone '02:30-08' + interval '36:01' AS "14:31:00-08";
- 14:31:00-08
- -------------
- 14:31:00-08
- (1 row)
- -- 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";
- 07:31:00
- ----------
- 07:31:00
- (1 row)
- 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";
- 07:31:00
- ----------
- 07:31:00
- (1 row)
- -- 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";
- True
- ------
- t
- (1 row)
- 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";
- False
- -------
- f
- (1 row)
- -- 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";
- True
- ------
- t
- (1 row)
- 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";
- False
- -------
- f
- (1 row)
- -- test time and interval
- SELECT (time '00:00', time '01:00')
- OVERLAPS (time '00:30', time '01:30') AS "True";
- True
- ------
- t
- (1 row)
- CREATE TABLE TEMP_TIMESTAMP (f1 timestamp with time zone);
- -- get some candidate input values
- INSERT INTO TEMP_TIMESTAMP (f1)
- SELECT d1 FROM TIMESTAMP_TBL
- WHERE d1 BETWEEN '13-jun-1957' AND '1-jan-1997'
- OR d1 BETWEEN '1-jan-1999' AND '1-jan-2010';
- DROP TABLE TEMP_TIMESTAMP;
- --
- -- Comparisons between datetime types, especially overflow cases
- ---
- SELECT '2202020-10-05'::date::timestamp; -- fail
- ERROR: date out of range for timestamp
- SELECT '2202020-10-05'::date > '2020-10-05'::timestamp as t;
- t
- ---
- t
- (1 row)
- SELECT '2020-10-05'::timestamp > '2202020-10-05'::date as f;
- f
- ---
- f
- (1 row)
- SELECT '2202020-10-05'::date::timestamptz; -- fail
- ERROR: date out of range for timestamp
- SELECT '2202020-10-05'::date > '2020-10-05'::timestamptz as t;
- t
- ---
- t
- (1 row)
- SELECT '2020-10-05'::timestamptz > '2202020-10-05'::date as f;
- f
- ---
- f
- (1 row)
- SET TimeZone = 'UTC-2';
- SELECT '4714-11-24 BC'::date < '2020-10-05'::timestamptz as t;
- t
- ---
- t
- (1 row)
- SELECT '2020-10-05'::timestamptz >= '4714-11-24 BC'::date as t;
- t
- ---
- t
- (1 row)
- SELECT '4714-11-24 BC'::timestamp < '2020-10-05'::timestamptz as t;
- t
- ---
- t
- (1 row)
- SELECT '2020-10-05'::timestamptz >= '4714-11-24 BC'::timestamp as t;
- t
- ---
- t
- (1 row)
- RESET TimeZone;
- --
- -- Formats
- --
- SET DateStyle TO 'US,Postgres';
- SET DateStyle TO 'US,ISO';
- SELECT d1 AS us_iso FROM TIMESTAMP_TBL;
- us_iso
- ------------------------
- -infinity
- infinity
- 1970-01-01 00:00:00
- 1997-02-10 17:32:01
- 1997-02-10 17:32:01
- 1997-02-10 17:32:02
- 1997-02-10 17:32:01.4
- 1997-02-10 17:32:01.5
- 1997-02-10 17:32:01.6
- 1997-01-02 00:00:00
- 1997-01-02 03:04:05
- 1997-02-10 17:32:01
- 1997-02-10 17:32:01
- 1997-02-10 17:32:01
- 1997-02-10 17:32:01
- 1997-06-10 17:32:01
- 2001-09-22 18:19:20
- 2000-03-15 08:14:01
- 2000-03-15 13:14:02
- 2000-03-15 12:14:03
- 2000-03-15 03:14:04
- 2000-03-15 02:14:05
- 1997-02-10 17:32:01
- 1997-02-10 17:32:01
- 1997-02-10 17:32:00
- 1997-02-10 17:32:01
- 1997-02-10 17:32:01
- 1997-02-10 17:32:01
- 1997-02-10 17:32:01
- 1997-02-10 17:32:01
- 1997-02-10 17:32:01
- 1997-02-10 17:32:01
- 1997-02-10 17:32:01
- 1997-02-10 17:32:01
- 1997-06-10 18:32:01
- 1997-02-10 17:32:01
- 1997-02-11 17:32:01
- 1997-02-12 17:32:01
- 1997-02-13 17:32:01
- 1997-02-14 17:32:01
- 1997-02-15 17:32:01
- 1997-02-16 17:32:01
- 0097-02-16 17:32:01 BC
- 0097-02-16 17:32:01
- 0597-02-16 17:32:01
- 1097-02-16 17:32:01
- 1697-02-16 17:32:01
- 1797-02-16 17:32:01
- 1897-02-16 17:32:01
- 1997-02-16 17:32:01
- 2097-02-16 17:32:01
- 1996-02-28 17:32:01
- 1996-02-29 17:32:01
- 1996-03-01 17:32:01
- 1996-12-30 17:32:01
- 1996-12-31 17:32:01
- 1997-01-01 17:32:01
- 1997-02-28 17:32:01
- 1997-03-01 17:32:01
- 1997-12-30 17:32:01
- 1997-12-31 17:32:01
- 1999-12-31 17:32:01
- 2000-01-01 17:32:01
- 2000-12-31 17:32:01
- 2001-01-01 17:32:01
- (65 rows)
- SET DateStyle TO 'US,SQL';
- SET DateStyle TO 'European,Postgres';
- SET DateStyle TO 'European,ISO';
- SET DateStyle TO 'European,SQL';
- RESET DateStyle;
- SELECT to_timestamp('97/Feb/16', 'YYMonDD');
- ERROR: invalid value "/Feb/16" for "Mon"
- DETAIL: The given value did not match any of the allowed values for this field.
- SELECT to_timestamp('2011-12-18 11:38 PST', 'YYYY-MM-DD HH12:MI TZ'); -- NYI
- ERROR: formatting field "TZ" is only supported in to_char
- SELECT to_timestamp('2000 + + JUN', 'YYYY MON');
- ERROR: invalid value "+" for "MON"
- DETAIL: The given value did not match any of the allowed values for this field.
- SELECT to_date('2011 x12 x18', 'YYYYxMMxDD');
- ERROR: invalid value "x1" for "MM"
- DETAIL: Value must be an integer.
- --
- -- Check errors for some incorrect usages of to_timestamp() and to_date()
- --
- -- Mixture of date conventions (ISO week and Gregorian):
- SELECT to_timestamp('2005527', 'YYYYIWID');
- ERROR: invalid combination of date conventions
- HINT: Do not mix Gregorian and ISO week date conventions in a formatting template.
- -- Insufficient characters in the source string:
- SELECT to_timestamp('19971', 'YYYYMMDD');
- ERROR: source string too short for "MM" formatting field
- DETAIL: Field requires 2 characters, but only 1 remain.
- HINT: If your source string is not fixed-width, try using the "FM" modifier.
- -- Insufficient digit characters for a single node:
- SELECT to_timestamp('19971)24', 'YYYYMMDD');
- ERROR: invalid value "1)" for "MM"
- DETAIL: Field requires 2 characters, but only 1 could be parsed.
- HINT: If your source string is not fixed-width, try using the "FM" modifier.
- -- We don't accept full-length day or month names if short form is specified:
- SELECT to_timestamp('Friday 1-January-1999', 'DY DD MON YYYY');
- ERROR: invalid value "da" for "DD"
- DETAIL: Value must be an integer.
- SELECT to_timestamp('Fri 1-January-1999', 'DY DD MON YYYY');
- ERROR: invalid value "uary" for "YYYY"
- DETAIL: Value must be an integer.
- -- Value clobbering:
- SELECT to_timestamp('1997-11-Jan-16', 'YYYY-MM-Mon-DD');
- ERROR: conflicting values for "Mon" field in formatting string
- DETAIL: This value contradicts a previous setting for the same field type.
- -- Non-numeric input:
- SELECT to_timestamp('199711xy', 'YYYYMMDD');
- ERROR: invalid value "xy" for "DD"
- DETAIL: Value must be an integer.
- -- Input that doesn't fit in an int:
- SELECT to_timestamp('10000000000', 'FMYYYY');
- ERROR: value for "YYYY" in source string is out of range
- DETAIL: Value must be in the range -2147483648 to 2147483647.
- -- Out-of-range and not-quite-out-of-range fields:
- SELECT to_timestamp('2016-06-13 25:00:00', 'YYYY-MM-DD HH24:MI:SS');
- ERROR: date/time field value out of range: "2016-06-13 25:00:00"
- SELECT to_timestamp('2016-06-13 15:60:00', 'YYYY-MM-DD HH24:MI:SS');
- ERROR: date/time field value out of range: "2016-06-13 15:60:00"
- SELECT to_timestamp('2016-06-13 15:50:60', 'YYYY-MM-DD HH24:MI:SS');
- ERROR: date/time field value out of range: "2016-06-13 15:50:60"
- SELECT to_timestamp('2016-06-13 15:50:55', 'YYYY-MM-DD HH:MI:SS');
- ERROR: hour "15" is invalid for the 12-hour clock
- HINT: Use the 24-hour clock, or give an hour between 1 and 12.
- SELECT to_timestamp('2016-13-01 15:50:55', 'YYYY-MM-DD HH24:MI:SS');
- ERROR: date/time field value out of range: "2016-13-01 15:50:55"
- SELECT to_timestamp('2016-02-30 15:50:55', 'YYYY-MM-DD HH24:MI:SS');
- ERROR: date/time field value out of range: "2016-02-30 15:50:55"
- SELECT to_timestamp('2015-02-29 15:50:55', 'YYYY-MM-DD HH24:MI:SS');
- ERROR: date/time field value out of range: "2015-02-29 15:50:55"
- SELECT to_timestamp('2015-02-11 86400', 'YYYY-MM-DD SSSS');
- ERROR: date/time field value out of range: "2015-02-11 86400"
- SELECT to_timestamp('2015-02-11 86400', 'YYYY-MM-DD SSSSS');
- ERROR: date/time field value out of range: "2015-02-11 86400"
- SELECT to_date('2016-13-10', 'YYYY-MM-DD');
- ERROR: date/time field value out of range: "2016-13-10"
- SELECT to_date('2016-02-30', 'YYYY-MM-DD');
- ERROR: date/time field value out of range: "2016-02-30"
- SELECT to_date('2015-02-29', 'YYYY-MM-DD');
- ERROR: date/time field value out of range: "2015-02-29"
- SELECT to_date('2015 366', 'YYYY DDD');
- ERROR: date/time field value out of range: "2015 366"
- SELECT to_date('2016 367', 'YYYY DDD');
- ERROR: date/time field value out of range: "2016 367"
- --
- -- Check behavior with SQL-style fixed-GMT-offset time zone (cf bug #8572)
- --
- SET TIME ZONE 'America/New_York';
- SET TIME ZONE '-1.5';
- SELECT to_char('2012-12-12 12:00'::timestamptz, 'YYYY-MM-DD SSSS');
- to_char
- ------------------
- 2012-12-12 43200
- (1 row)
- SELECT to_char('2012-12-12 12:00'::timestamptz, 'YYYY-MM-DD SSSSS');
- to_char
- ------------------
- 2012-12-12 43200
- (1 row)
- RESET TIME ZONE;
|