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Add "isodow" option to EXTRACT() and date_part() where Sunday = 7.

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This commit is contained in:
Bruce Momjian
2007-02-19 17:41:39 +00:00
parent 27d6ee04b8
commit 3e803f7273
6 changed files with 42 additions and 13 deletions
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8
src/backend/utils/adt/timestamp.c
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@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/utils/adt/timestamp.c,v 1.172 2007/02/16 03:39:45 momjian Exp $
* $PostgreSQL: pgsql/src/backend/utils/adt/timestamp.c,v 1.173 2007/02/19 17:41:39 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -4112,11 +4112,14 @@ timestamp_part(PG_FUNCTION_ARGS)
break;
}
case DTK_DOW:
case DTK_ISODOW:
if (timestamp2tm(timestamp, NULL, tm, &fsec, NULL, NULL) != 0)
ereport(ERROR,
(errcode(ERRCODE_DATETIME_VALUE_OUT_OF_RANGE),
errmsg("timestamp out of range")));
result = j2day(date2j(tm->tm_year, tm->tm_mon, tm->tm_mday));
if (val == DTK_ISODOW && result == 0)
result = 7;
break;
case DTK_DOY:
@ -4322,11 +4325,14 @@ timestamptz_part(PG_FUNCTION_ARGS)
break;
case DTK_DOW:
case DTK_ISODOW:
if (timestamp2tm(timestamp, &tz, tm, &fsec, &tzn, NULL) != 0)
ereport(ERROR,
(errcode(ERRCODE_DATETIME_VALUE_OUT_OF_RANGE),
errmsg("timestamp out of range")));
result = j2day(date2j(tm->tm_year, tm->tm_mon, tm->tm_mday));
if (val == DTK_ISODOW && result == 0)
result = 7;
break;
case DTK_DOY: