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Diffstat (limited to 'src/backend/utils/adt/timestamp.c')
| -rw-r--r-- | src/backend/utils/adt/timestamp.c | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/src/backend/utils/adt/timestamp.c b/src/backend/utils/adt/timestamp.c index 5fe304cea75..4128e3a7392 100644 --- a/src/backend/utils/adt/timestamp.c +++ b/src/backend/utils/adt/timestamp.c @@ -556,17 +556,21 @@ make_timestamp_internal(int year, int month, int day, TimeOffset date; TimeOffset time; int dterr; + bool bc = false; Timestamp result; tm.tm_year = year; tm.tm_mon = month; tm.tm_mday = day; - /* - * Note: we'll reject zero or negative year values. Perhaps negatives - * should be allowed to represent BC years? - */ - dterr = ValidateDate(DTK_DATE_M, false, false, false, &tm); + /* Handle negative years as BC */ + if (tm.tm_year < 0) + { + bc = true; + tm.tm_year = -tm.tm_year; + } + + dterr = ValidateDate(DTK_DATE_M, false, false, bc, &tm); if (dterr != 0) ereport(ERROR, |