mirror of https://github.com/postgres/postgres
Fix datetime input parsing to accept YYYY-MONTHNAME-DD and related syntaxes,
which had been unintentionally broken by recent changes to tighten up the DateStyle rules for all-numeric date input. Add documentation and regression tests for this, too.
This commit is contained in:
Tom Lane
parent
9ad53b0463
commit
1a908a00b0
|
|
@ -1,5 +1,5 @@
|
|||
<!--
|
||||
$Header: /cvsroot/pgsql/doc/src/sgml/datatype.sgml,v 1.130 2003/11/06 22:21:47 tgl Exp $
|
||||
$Header: /cvsroot/pgsql/doc/src/sgml/datatype.sgml,v 1.131 2003/11/16 20:29:16 tgl Exp $
|
||||
-->
|
||||
|
||||
<chapter id="datatype">
|
||||
|
|
@ -1464,7 +1464,7 @@ SELECT b, char_length(b) FROM test2;
|
|||
</row>
|
||||
<row>
|
||||
<entry>1999-01-08</entry>
|
||||
<entry>ISO 8601, January 8 in any mode
|
||||
<entry>ISO 8601; January 8 in any mode
|
||||
(recommended format)</entry>
|
||||
</row>
|
||||
<row>
|
||||
|
|
@ -1484,6 +1484,30 @@ SELECT b, char_length(b) FROM test2;
|
|||
February 3, 2001 in <literal>YMD</> mode
|
||||
</entry>
|
||||
</row>
|
||||
<row>
|
||||
<entry>1999-Jan-08</entry>
|
||||
<entry>January 8 in any mode</entry>
|
||||
</row>
|
||||
<row>
|
||||
<entry>Jan-08-1999</entry>
|
||||
<entry>January 8 in any mode</entry>
|
||||
</row>
|
||||
<row>
|
||||
<entry>08-Jan-1999</entry>
|
||||
<entry>January 8 in any mode</entry>
|
||||
</row>
|
||||
<row>
|
||||
<entry>99-Jan-08</entry>
|
||||
<entry>January 8 in <literal>YMD</> mode, else error</entry>
|
||||
</row>
|
||||
<row>
|
||||
<entry>08-Jan-99</entry>
|
||||
<entry>January 8, except error in <literal>YMD</> mode</entry>
|
||||
</row>
|
||||
<row>
|
||||
<entry>Jan-08-99</entry>
|
||||
<entry>January 8, except error in <literal>YMD</> mode</entry>
|
||||
</row>
|
||||
<row>
|
||||
<entry>19990108</entry>
|
||||
<entry>ISO 8601; January 8, 1999 in any mode</entry>
|
||||
|
|
@ -1625,7 +1649,7 @@ SELECT b, char_length(b) FROM test2;
|
|||
</row>
|
||||
<row>
|
||||
<entry><literal>zulu</literal></entry>
|
||||
<entry>Military abbreviation for GMT</entry>
|
||||
<entry>Military abbreviation for UTC</entry>
|
||||
</row>
|
||||
<row>
|
||||
<entry><literal>z</literal></entry>
|
||||
|
|
|
|||
|
|
@ -8,7 +8,7 @@
|
|||
*
|
||||
*
|
||||
* IDENTIFICATION
|
||||
* $Header: /cvsroot/pgsql/src/backend/utils/adt/datetime.c,v 1.118 2003/09/25 06:58:03 petere Exp $
|
||||
* $Header: /cvsroot/pgsql/src/backend/utils/adt/datetime.c,v 1.119 2003/11/16 20:29:16 tgl Exp $
|
||||
*
|
||||
*-------------------------------------------------------------------------
|
||||
*/
|
||||
|
|
@ -25,7 +25,7 @@
|
|||
#include "utils/guc.h"
|
||||
|
||||
|
||||
static int DecodeNumber(int flen, char *field,
|
||||
static int DecodeNumber(int flen, char *field, bool haveTextMonth,
|
||||
int fmask, int *tmask,
|
||||
struct tm * tm, fsec_t *fsec, int *is2digits);
|
||||
static int DecodeNumberField(int len, char *str,
|
||||
|
|
@ -924,7 +924,7 @@ DecodeDateTime(char **field, int *ftype, int nf,
|
|||
int val;
|
||||
int dterr;
|
||||
int mer = HR24;
|
||||
int haveTextMonth = FALSE;
|
||||
bool haveTextMonth = FALSE;
|
||||
int is2digits = FALSE;
|
||||
int bc = FALSE;
|
||||
|
||||
|
|
@ -1281,7 +1281,8 @@ DecodeDateTime(char **field, int *ftype, int nf,
|
|||
/* otherwise it is a single date/time field... */
|
||||
else
|
||||
{
|
||||
dterr = DecodeNumber(flen, field[i], fmask,
|
||||
dterr = DecodeNumber(flen, field[i],
|
||||
haveTextMonth, fmask,
|
||||
&tmask, tm,
|
||||
fsec, &is2digits);
|
||||
if (dterr)
|
||||
|
|
@ -2032,6 +2033,7 @@ DecodeTimeOnly(char **field, int *ftype, int nf,
|
|||
else
|
||||
{
|
||||
dterr = DecodeNumber(flen, field[i],
|
||||
FALSE,
|
||||
(fmask | DTK_DATE_M),
|
||||
&tmask, tm,
|
||||
fsec, &is2digits);
|
||||
|
|
@ -2229,6 +2231,7 @@ DecodeDate(char *str, int fmask, int *tmask, struct tm * tm)
|
|||
int i,
|
||||
len;
|
||||
int dterr;
|
||||
bool haveTextMonth = FALSE;
|
||||
int bc = FALSE;
|
||||
int is2digits = FALSE;
|
||||
int type,
|
||||
|
|
@ -2283,6 +2286,7 @@ DecodeDate(char *str, int fmask, int *tmask, struct tm * tm)
|
|||
{
|
||||
case MONTH:
|
||||
tm->tm_mon = val;
|
||||
haveTextMonth = TRUE;
|
||||
break;
|
||||
|
||||
case ADBC:
|
||||
|
|
@ -2312,7 +2316,7 @@ DecodeDate(char *str, int fmask, int *tmask, struct tm * tm)
|
|||
if ((len = strlen(field[i])) <= 0)
|
||||
return DTERR_BAD_FORMAT;
|
||||
|
||||
dterr = DecodeNumber(len, field[i], fmask,
|
||||
dterr = DecodeNumber(len, field[i], haveTextMonth, fmask,
|
||||
&dmask, tm,
|
||||
&fsec, &is2digits);
|
||||
if (dterr)
|
||||
|
|
@ -2444,7 +2448,7 @@ DecodeTime(char *str, int fmask, int *tmask, struct tm * tm, fsec_t *fsec)
|
|||
* Return 0 if okay, a DTERR code if not.
|
||||
*/
|
||||
static int
|
||||
DecodeNumber(int flen, char *str, int fmask,
|
||||
DecodeNumber(int flen, char *str, bool haveTextMonth, int fmask,
|
||||
int *tmask, struct tm * tm, fsec_t *fsec, int *is2digits)
|
||||
{
|
||||
int val;
|
||||
|
|
@ -2534,10 +2538,59 @@ DecodeNumber(int flen, char *str, int fmask,
|
|||
tm->tm_mon = val;
|
||||
break;
|
||||
|
||||
case (DTK_M(MONTH)):
|
||||
if (haveTextMonth)
|
||||
{
|
||||
/*
|
||||
* We are at the first numeric field of a date that included
|
||||
* a textual month name. We want to support the variants
|
||||
* MON-DD-YYYY, DD-MON-YYYY, and YYYY-MON-DD as unambiguous
|
||||
* inputs. We will also accept MON-DD-YY or DD-MON-YY in
|
||||
* either DMY or MDY modes, as well as YY-MON-DD in YMD mode.
|
||||
*/
|
||||
if (flen >= 3 || DateOrder == DATEORDER_YMD)
|
||||
{
|
||||
*tmask = DTK_M(YEAR);
|
||||
tm->tm_year = val;
|
||||
}
|
||||
else
|
||||
{
|
||||
*tmask = DTK_M(DAY);
|
||||
tm->tm_mday = val;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/* Must be at second field of MM-DD-YY */
|
||||
*tmask = DTK_M(DAY);
|
||||
tm->tm_mday = val;
|
||||
}
|
||||
break;
|
||||
|
||||
case (DTK_M(YEAR) | DTK_M(MONTH)):
|
||||
if (haveTextMonth)
|
||||
{
|
||||
/* Need to accept DD-MON-YYYY even in YMD mode */
|
||||
if (flen >= 3 && *is2digits)
|
||||
{
|
||||
/* Guess that first numeric field is day was wrong */
|
||||
*tmask = DTK_M(DAY); /* YEAR is already set */
|
||||
tm->tm_mday = tm->tm_year;
|
||||
tm->tm_year = val;
|
||||
*is2digits = FALSE;
|
||||
}
|
||||
else
|
||||
{
|
||||
*tmask = DTK_M(DAY);
|
||||
tm->tm_mday = val;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/* Must be at third field of YY-MM-DD */
|
||||
*tmask = DTK_M(DAY);
|
||||
tm->tm_mday = val;
|
||||
}
|
||||
break;
|
||||
|
||||
case (DTK_M(DAY)):
|
||||
|
|
@ -2552,12 +2605,6 @@ DecodeNumber(int flen, char *str, int fmask,
|
|||
tm->tm_year = val;
|
||||
break;
|
||||
|
||||
case (DTK_M(MONTH)):
|
||||
/* Must be at second field of MM-DD-YY */
|
||||
*tmask = DTK_M(DAY);
|
||||
tm->tm_mday = val;
|
||||
break;
|
||||
|
||||
case (DTK_M(YEAR) | DTK_M(MONTH) | DTK_M(DAY)):
|
||||
/* we have all the date, so it must be a time field */
|
||||
dterr = DecodeNumberField(flen, str, fmask,
|
||||
|
|
@ -2574,10 +2621,10 @@ DecodeNumber(int flen, char *str, int fmask,
|
|||
|
||||
/*
|
||||
* When processing a year field, mark it for adjustment if it's
|
||||
* exactly two digits.
|
||||
* only one or two digits.
|
||||
*/
|
||||
if (*tmask == DTK_M(YEAR))
|
||||
*is2digits = (flen == 2);
|
||||
*is2digits = (flen <= 2);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
|
|
|||
|
|
@ -62,6 +62,683 @@ SELECT f1 AS "Three" FROM DATE_TBL
|
|||
04-03-2000
|
||||
(3 rows)
|
||||
|
||||
--
|
||||
-- Check all the documented input formats
|
||||
--
|
||||
SET datestyle TO iso; -- display results in ISO
|
||||
SET datestyle TO ymd;
|
||||
SELECT date 'January 8, 1999';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date '1999-01-08';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date '1999-01-18';
|
||||
date
|
||||
------------
|
||||
1999-01-18
|
||||
(1 row)
|
||||
|
||||
SELECT date '1/8/1999';
|
||||
ERROR: date/time field value out of range: "1/8/1999"
|
||||
HINT: Perhaps you need a different "datestyle" setting.
|
||||
SELECT date '1/18/1999';
|
||||
ERROR: date/time field value out of range: "1/18/1999"
|
||||
HINT: Perhaps you need a different "datestyle" setting.
|
||||
SELECT date '18/1/1999';
|
||||
ERROR: date/time field value out of range: "18/1/1999"
|
||||
HINT: Perhaps you need a different "datestyle" setting.
|
||||
SELECT date '01/02/03';
|
||||
date
|
||||
------------
|
||||
2001-02-03
|
||||
(1 row)
|
||||
|
||||
SELECT date '19990108';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date '990108';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date '1999.008';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date 'J2451187';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date 'January 8, 99 BC';
|
||||
ERROR: date/time field value out of range: "January 8, 99 BC"
|
||||
HINT: Perhaps you need a different "datestyle" setting.
|
||||
SELECT date '99-Jan-08';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date '1999-Jan-08';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date '08-Jan-99';
|
||||
ERROR: date/time field value out of range: "08-Jan-99"
|
||||
HINT: Perhaps you need a different "datestyle" setting.
|
||||
SELECT date '08-Jan-1999';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date 'Jan-08-99';
|
||||
ERROR: date/time field value out of range: "Jan-08-99"
|
||||
HINT: Perhaps you need a different "datestyle" setting.
|
||||
SELECT date 'Jan-08-1999';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date '99-08-Jan';
|
||||
ERROR: invalid input syntax for type date: "99-08-Jan"
|
||||
SELECT date '1999-08-Jan';
|
||||
ERROR: invalid input syntax for type date: "1999-08-Jan"
|
||||
SELECT date '99 Jan 08';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date '1999 Jan 08';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date '08 Jan 99';
|
||||
ERROR: date/time field value out of range: "08 Jan 99"
|
||||
HINT: Perhaps you need a different "datestyle" setting.
|
||||
SELECT date '08 Jan 1999';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date 'Jan 08 99';
|
||||
ERROR: date/time field value out of range: "Jan 08 99"
|
||||
HINT: Perhaps you need a different "datestyle" setting.
|
||||
SELECT date 'Jan 08 1999';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date '99 08 Jan';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date '1999 08 Jan';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date '99-01-08';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date '1999-01-08';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date '08-01-99';
|
||||
ERROR: date/time field value out of range: "08-01-99"
|
||||
HINT: Perhaps you need a different "datestyle" setting.
|
||||
SELECT date '08-01-1999';
|
||||
ERROR: date/time field value out of range: "08-01-1999"
|
||||
HINT: Perhaps you need a different "datestyle" setting.
|
||||
SELECT date '01-08-99';
|
||||
ERROR: date/time field value out of range: "01-08-99"
|
||||
HINT: Perhaps you need a different "datestyle" setting.
|
||||
SELECT date '01-08-1999';
|
||||
ERROR: date/time field value out of range: "01-08-1999"
|
||||
HINT: Perhaps you need a different "datestyle" setting.
|
||||
SELECT date '99-08-01';
|
||||
date
|
||||
------------
|
||||
1999-08-01
|
||||
(1 row)
|
||||
|
||||
SELECT date '1999-08-01';
|
||||
date
|
||||
------------
|
||||
1999-08-01
|
||||
(1 row)
|
||||
|
||||
SELECT date '99 01 08';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date '1999 01 08';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date '08 01 99';
|
||||
ERROR: date/time field value out of range: "08 01 99"
|
||||
HINT: Perhaps you need a different "datestyle" setting.
|
||||
SELECT date '08 01 1999';
|
||||
ERROR: date/time field value out of range: "08 01 1999"
|
||||
HINT: Perhaps you need a different "datestyle" setting.
|
||||
SELECT date '01 08 99';
|
||||
ERROR: date/time field value out of range: "01 08 99"
|
||||
HINT: Perhaps you need a different "datestyle" setting.
|
||||
SELECT date '01 08 1999';
|
||||
ERROR: date/time field value out of range: "01 08 1999"
|
||||
HINT: Perhaps you need a different "datestyle" setting.
|
||||
SELECT date '99 08 01';
|
||||
date
|
||||
------------
|
||||
1999-08-01
|
||||
(1 row)
|
||||
|
||||
SELECT date '1999 08 01';
|
||||
date
|
||||
------------
|
||||
1999-08-01
|
||||
(1 row)
|
||||
|
||||
SET datestyle TO dmy;
|
||||
SELECT date 'January 8, 1999';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date '1999-01-08';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date '1999-01-18';
|
||||
date
|
||||
------------
|
||||
1999-01-18
|
||||
(1 row)
|
||||
|
||||
SELECT date '1/8/1999';
|
||||
date
|
||||
------------
|
||||
1999-08-01
|
||||
(1 row)
|
||||
|
||||
SELECT date '1/18/1999';
|
||||
ERROR: date/time field value out of range: "1/18/1999"
|
||||
HINT: Perhaps you need a different "datestyle" setting.
|
||||
SELECT date '18/1/1999';
|
||||
date
|
||||
------------
|
||||
1999-01-18
|
||||
(1 row)
|
||||
|
||||
SELECT date '01/02/03';
|
||||
date
|
||||
------------
|
||||
2003-02-01
|
||||
(1 row)
|
||||
|
||||
SELECT date '19990108';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date '990108';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date '1999.008';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date 'J2451187';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date 'January 8, 99 BC';
|
||||
date
|
||||
---------------
|
||||
0099-01-08 BC
|
||||
(1 row)
|
||||
|
||||
SELECT date '99-Jan-08';
|
||||
ERROR: date/time field value out of range: "99-Jan-08"
|
||||
HINT: Perhaps you need a different "datestyle" setting.
|
||||
SELECT date '1999-Jan-08';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date '08-Jan-99';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date '08-Jan-1999';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date 'Jan-08-99';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date 'Jan-08-1999';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date '99-08-Jan';
|
||||
ERROR: invalid input syntax for type date: "99-08-Jan"
|
||||
SELECT date '1999-08-Jan';
|
||||
ERROR: invalid input syntax for type date: "1999-08-Jan"
|
||||
SELECT date '99 Jan 08';
|
||||
ERROR: date/time field value out of range: "99 Jan 08"
|
||||
HINT: Perhaps you need a different "datestyle" setting.
|
||||
SELECT date '1999 Jan 08';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date '08 Jan 99';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date '08 Jan 1999';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date 'Jan 08 99';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date 'Jan 08 1999';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date '99 08 Jan';
|
||||
ERROR: invalid input syntax for type date: "99 08 Jan"
|
||||
SELECT date '1999 08 Jan';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date '99-01-08';
|
||||
ERROR: date/time field value out of range: "99-01-08"
|
||||
HINT: Perhaps you need a different "datestyle" setting.
|
||||
SELECT date '1999-01-08';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date '08-01-99';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date '08-01-1999';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date '01-08-99';
|
||||
date
|
||||
------------
|
||||
1999-08-01
|
||||
(1 row)
|
||||
|
||||
SELECT date '01-08-1999';
|
||||
date
|
||||
------------
|
||||
1999-08-01
|
||||
(1 row)
|
||||
|
||||
SELECT date '99-08-01';
|
||||
ERROR: date/time field value out of range: "99-08-01"
|
||||
HINT: Perhaps you need a different "datestyle" setting.
|
||||
SELECT date '1999-08-01';
|
||||
date
|
||||
------------
|
||||
1999-08-01
|
||||
(1 row)
|
||||
|
||||
SELECT date '99 01 08';
|
||||
ERROR: date/time field value out of range: "99 01 08"
|
||||
HINT: Perhaps you need a different "datestyle" setting.
|
||||
SELECT date '1999 01 08';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date '08 01 99';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date '08 01 1999';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date '01 08 99';
|
||||
date
|
||||
------------
|
||||
1999-08-01
|
||||
(1 row)
|
||||
|
||||
SELECT date '01 08 1999';
|
||||
date
|
||||
------------
|
||||
1999-08-01
|
||||
(1 row)
|
||||
|
||||
SELECT date '99 08 01';
|
||||
ERROR: date/time field value out of range: "99 08 01"
|
||||
HINT: Perhaps you need a different "datestyle" setting.
|
||||
SELECT date '1999 08 01';
|
||||
date
|
||||
------------
|
||||
1999-08-01
|
||||
(1 row)
|
||||
|
||||
SET datestyle TO mdy;
|
||||
SELECT date 'January 8, 1999';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date '1999-01-08';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date '1999-01-18';
|
||||
date
|
||||
------------
|
||||
1999-01-18
|
||||
(1 row)
|
||||
|
||||
SELECT date '1/8/1999';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date '1/18/1999';
|
||||
date
|
||||
------------
|
||||
1999-01-18
|
||||
(1 row)
|
||||
|
||||
SELECT date '18/1/1999';
|
||||
ERROR: date/time field value out of range: "18/1/1999"
|
||||
HINT: Perhaps you need a different "datestyle" setting.
|
||||
SELECT date '01/02/03';
|
||||
date
|
||||
------------
|
||||
2003-01-02
|
||||
(1 row)
|
||||
|
||||
SELECT date '19990108';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date '990108';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date '1999.008';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date 'J2451187';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date 'January 8, 99 BC';
|
||||
date
|
||||
---------------
|
||||
0099-01-08 BC
|
||||
(1 row)
|
||||
|
||||
SELECT date '99-Jan-08';
|
||||
ERROR: date/time field value out of range: "99-Jan-08"
|
||||
HINT: Perhaps you need a different "datestyle" setting.
|
||||
SELECT date '1999-Jan-08';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date '08-Jan-99';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date '08-Jan-1999';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date 'Jan-08-99';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date 'Jan-08-1999';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date '99-08-Jan';
|
||||
ERROR: invalid input syntax for type date: "99-08-Jan"
|
||||
SELECT date '1999-08-Jan';
|
||||
ERROR: invalid input syntax for type date: "1999-08-Jan"
|
||||
SELECT date '99 Jan 08';
|
||||
ERROR: invalid input syntax for type date: "99 Jan 08"
|
||||
SELECT date '1999 Jan 08';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date '08 Jan 99';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date '08 Jan 1999';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date 'Jan 08 99';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date 'Jan 08 1999';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date '99 08 Jan';
|
||||
ERROR: invalid input syntax for type date: "99 08 Jan"
|
||||
SELECT date '1999 08 Jan';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date '99-01-08';
|
||||
ERROR: date/time field value out of range: "99-01-08"
|
||||
HINT: Perhaps you need a different "datestyle" setting.
|
||||
SELECT date '1999-01-08';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date '08-01-99';
|
||||
date
|
||||
------------
|
||||
1999-08-01
|
||||
(1 row)
|
||||
|
||||
SELECT date '08-01-1999';
|
||||
date
|
||||
------------
|
||||
1999-08-01
|
||||
(1 row)
|
||||
|
||||
SELECT date '01-08-99';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date '01-08-1999';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date '99-08-01';
|
||||
ERROR: date/time field value out of range: "99-08-01"
|
||||
HINT: Perhaps you need a different "datestyle" setting.
|
||||
SELECT date '1999-08-01';
|
||||
date
|
||||
------------
|
||||
1999-08-01
|
||||
(1 row)
|
||||
|
||||
SELECT date '99 01 08';
|
||||
ERROR: date/time field value out of range: "99 01 08"
|
||||
HINT: Perhaps you need a different "datestyle" setting.
|
||||
SELECT date '1999 01 08';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date '08 01 99';
|
||||
date
|
||||
------------
|
||||
1999-08-01
|
||||
(1 row)
|
||||
|
||||
SELECT date '08 01 1999';
|
||||
date
|
||||
------------
|
||||
1999-08-01
|
||||
(1 row)
|
||||
|
||||
SELECT date '01 08 99';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date '01 08 1999';
|
||||
date
|
||||
------------
|
||||
1999-01-08
|
||||
(1 row)
|
||||
|
||||
SELECT date '99 08 01';
|
||||
ERROR: date/time field value out of range: "99 08 01"
|
||||
HINT: Perhaps you need a different "datestyle" setting.
|
||||
SELECT date '1999 08 01';
|
||||
date
|
||||
------------
|
||||
1999-08-01
|
||||
(1 row)
|
||||
|
||||
RESET datestyle;
|
||||
--
|
||||
-- Simple math
|
||||
-- Leave most of it for the horology tests
|
||||
|
|
|
|||
|
|
@ -28,6 +28,166 @@ SELECT f1 AS "Nine" FROM DATE_TBL WHERE f1 < '2000-01-01';
|
|||
SELECT f1 AS "Three" FROM DATE_TBL
|
||||
WHERE f1 BETWEEN '2000-01-01' AND '2001-01-01';
|
||||
|
||||
--
|
||||
-- Check all the documented input formats
|
||||
--
|
||||
SET datestyle TO iso; -- display results in ISO
|
||||
|
||||
SET datestyle TO ymd;
|
||||
|
||||
SELECT date 'January 8, 1999';
|
||||
SELECT date '1999-01-08';
|
||||
SELECT date '1999-01-18';
|
||||
SELECT date '1/8/1999';
|
||||
SELECT date '1/18/1999';
|
||||
SELECT date '18/1/1999';
|
||||
SELECT date '01/02/03';
|
||||
SELECT date '19990108';
|
||||
SELECT date '990108';
|
||||
SELECT date '1999.008';
|
||||
SELECT date 'J2451187';
|
||||
SELECT date 'January 8, 99 BC';
|
||||
|
||||
SELECT date '99-Jan-08';
|
||||
SELECT date '1999-Jan-08';
|
||||
SELECT date '08-Jan-99';
|
||||
SELECT date '08-Jan-1999';
|
||||
SELECT date 'Jan-08-99';
|
||||
SELECT date 'Jan-08-1999';
|
||||
SELECT date '99-08-Jan';
|
||||
SELECT date '1999-08-Jan';
|
||||
|
||||
SELECT date '99 Jan 08';
|
||||
SELECT date '1999 Jan 08';
|
||||
SELECT date '08 Jan 99';
|
||||
SELECT date '08 Jan 1999';
|
||||
SELECT date 'Jan 08 99';
|
||||
SELECT date 'Jan 08 1999';
|
||||
SELECT date '99 08 Jan';
|
||||
SELECT date '1999 08 Jan';
|
||||
|
||||
SELECT date '99-01-08';
|
||||
SELECT date '1999-01-08';
|
||||
SELECT date '08-01-99';
|
||||
SELECT date '08-01-1999';
|
||||
SELECT date '01-08-99';
|
||||
SELECT date '01-08-1999';
|
||||
SELECT date '99-08-01';
|
||||
SELECT date '1999-08-01';
|
||||
|
||||
SELECT date '99 01 08';
|
||||
SELECT date '1999 01 08';
|
||||
SELECT date '08 01 99';
|
||||
SELECT date '08 01 1999';
|
||||
SELECT date '01 08 99';
|
||||
SELECT date '01 08 1999';
|
||||
SELECT date '99 08 01';
|
||||
SELECT date '1999 08 01';
|
||||
|
||||
SET datestyle TO dmy;
|
||||
|
||||
SELECT date 'January 8, 1999';
|
||||
SELECT date '1999-01-08';
|
||||
SELECT date '1999-01-18';
|
||||
SELECT date '1/8/1999';
|
||||
SELECT date '1/18/1999';
|
||||
SELECT date '18/1/1999';
|
||||
SELECT date '01/02/03';
|
||||
SELECT date '19990108';
|
||||
SELECT date '990108';
|
||||
SELECT date '1999.008';
|
||||
SELECT date 'J2451187';
|
||||
SELECT date 'January 8, 99 BC';
|
||||
|
||||
SELECT date '99-Jan-08';
|
||||
SELECT date '1999-Jan-08';
|
||||
SELECT date '08-Jan-99';
|
||||
SELECT date '08-Jan-1999';
|
||||
SELECT date 'Jan-08-99';
|
||||
SELECT date 'Jan-08-1999';
|
||||
SELECT date '99-08-Jan';
|
||||
SELECT date '1999-08-Jan';
|
||||
|
||||
SELECT date '99 Jan 08';
|
||||
SELECT date '1999 Jan 08';
|
||||
SELECT date '08 Jan 99';
|
||||
SELECT date '08 Jan 1999';
|
||||
SELECT date 'Jan 08 99';
|
||||
SELECT date 'Jan 08 1999';
|
||||
SELECT date '99 08 Jan';
|
||||
SELECT date '1999 08 Jan';
|
||||
|
||||
SELECT date '99-01-08';
|
||||
SELECT date '1999-01-08';
|
||||
SELECT date '08-01-99';
|
||||
SELECT date '08-01-1999';
|
||||
SELECT date '01-08-99';
|
||||
SELECT date '01-08-1999';
|
||||
SELECT date '99-08-01';
|
||||
SELECT date '1999-08-01';
|
||||
|
||||
SELECT date '99 01 08';
|
||||
SELECT date '1999 01 08';
|
||||
SELECT date '08 01 99';
|
||||
SELECT date '08 01 1999';
|
||||
SELECT date '01 08 99';
|
||||
SELECT date '01 08 1999';
|
||||
SELECT date '99 08 01';
|
||||
SELECT date '1999 08 01';
|
||||
|
||||
SET datestyle TO mdy;
|
||||
|
||||
SELECT date 'January 8, 1999';
|
||||
SELECT date '1999-01-08';
|
||||
SELECT date '1999-01-18';
|
||||
SELECT date '1/8/1999';
|
||||
SELECT date '1/18/1999';
|
||||
SELECT date '18/1/1999';
|
||||
SELECT date '01/02/03';
|
||||
SELECT date '19990108';
|
||||
SELECT date '990108';
|
||||
SELECT date '1999.008';
|
||||
SELECT date 'J2451187';
|
||||
SELECT date 'January 8, 99 BC';
|
||||
|
||||
SELECT date '99-Jan-08';
|
||||
SELECT date '1999-Jan-08';
|
||||
SELECT date '08-Jan-99';
|
||||
SELECT date '08-Jan-1999';
|
||||
SELECT date 'Jan-08-99';
|
||||
SELECT date 'Jan-08-1999';
|
||||
SELECT date '99-08-Jan';
|
||||
SELECT date '1999-08-Jan';
|
||||
|
||||
SELECT date '99 Jan 08';
|
||||
SELECT date '1999 Jan 08';
|
||||
SELECT date '08 Jan 99';
|
||||
SELECT date '08 Jan 1999';
|
||||
SELECT date 'Jan 08 99';
|
||||
SELECT date 'Jan 08 1999';
|
||||
SELECT date '99 08 Jan';
|
||||
SELECT date '1999 08 Jan';
|
||||
|
||||
SELECT date '99-01-08';
|
||||
SELECT date '1999-01-08';
|
||||
SELECT date '08-01-99';
|
||||
SELECT date '08-01-1999';
|
||||
SELECT date '01-08-99';
|
||||
SELECT date '01-08-1999';
|
||||
SELECT date '99-08-01';
|
||||
SELECT date '1999-08-01';
|
||||
|
||||
SELECT date '99 01 08';
|
||||
SELECT date '1999 01 08';
|
||||
SELECT date '08 01 99';
|
||||
SELECT date '08 01 1999';
|
||||
SELECT date '01 08 99';
|
||||
SELECT date '01 08 1999';
|
||||
SELECT date '99 08 01';
|
||||
SELECT date '1999 08 01';
|
||||
|
||||
RESET datestyle;
|
||||
|
||||
--
|
||||
-- Simple math
|
||||
-- Leave most of it for the horology tests
|
||||
|
|
|
|||
Loading…
Reference in New Issue