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In ISO datestyle, never emit just HH:MM, always emit HH:MM:SS or

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HH:MM:SS.SSS... when there is a nonzero part-of-a-day field in an
interval value.  The seconds part used to be suppressed if zero,
but there's no equivalent behavior for timestamp, and since we're
modeling this format on timestamp it's probably wrong.  Per complaint
and patch from Larry Rosenman.
This commit is contained in:
Tom Lane
2003-06-25 21:14:15 +00:00
parent d2ba12b4ef
commit 621691d816
2 changed files with 82 additions and 84 deletions
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10
src/backend/utils/adt/datetime.c
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@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/utils/adt/datetime.c,v 1.105 2003/05/18 01:06:26 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/utils/adt/datetime.c,v 1.106 2003/06/25 21:14:14 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -3510,6 +3510,7 @@ EncodeInterval(struct tm * tm, fsec_t fsec, int style, char *str)
is_before = (tm->tm_mday < 0);
is_nonzero = TRUE;
}
if ((!is_nonzero) || (tm->tm_hour != 0) || (tm->tm_min != 0)
|| (tm->tm_sec != 0) || (fsec != 0))
{
@ -3523,7 +3524,7 @@ EncodeInterval(struct tm * tm, fsec_t fsec, int style, char *str)
/* Mark as "non-zero" since the fields are now filled in */
is_nonzero = TRUE;
/* fractional seconds? */
/* need fractional seconds? */
if (fsec != 0)
{
#ifdef HAVE_INT64_TIMESTAMP
@ -3536,14 +3537,11 @@ EncodeInterval(struct tm * tm, fsec_t fsec, int style, char *str)
#endif
TrimTrailingZeros(cp);
cp += strlen(cp);
is_nonzero = TRUE;
}
/* otherwise, integer seconds only? */
else if (tm->tm_sec != 0)
else
{
sprintf(cp, ":%02d", abs(tm->tm_sec));
cp += strlen(cp);
is_nonzero = TRUE;
}
}
break;