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Andrew pointed out that the current fix didn't handle dates that were

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near daylight savings time boudaries.  This handles it properly, e.g.

        test=> select '2005-04-03 04:00:00'::timestamp at time zone
        'America/Los_Angeles';
                timezone
        ------------------------
         2005-04-03 07:00:00-04
        (1 row)
This commit is contained in:
Bruce Momjian
2005-07-23 14:25:34 +00:00
parent 6c61b0d93c
commit 3dbbbbf8e9
6 changed files with 38 additions and 35 deletions
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4
src/backend/utils/adt/nabstime.c
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@@ -10,7 +10,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/utils/adt/nabstime.c,v 1.141 2005/07/22 19:55:50 tgl Exp $
* $PostgreSQL: pgsql/src/backend/utils/adt/nabstime.c,v 1.142 2005/07/23 14:25:33 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@@ -474,7 +474,7 @@ timestamp_abstime(PG_FUNCTION_ARGS)
result = NOEND_ABSTIME;
else if (timestamp2tm(timestamp, NULL, tm, &fsec, NULL, NULL) == 0)
{
tz = DetermineLocalTimeZone(tm);
tz = DetermineTimeZoneOffset(tm, global_timezone);
result = tm2abstime(tm, tz);
}
else