diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/backend/utils/adt/timestamp.c | 20 | ||||
| -rw-r--r-- | src/test/regress/expected/horology.out | 4 | ||||
| -rw-r--r-- | src/test/regress/sql/horology.sql | 2 |
3 files changed, 22 insertions, 4 deletions
diff --git a/src/backend/utils/adt/timestamp.c b/src/backend/utils/adt/timestamp.c index fe100d5615b..fd922879483 100644 --- a/src/backend/utils/adt/timestamp.c +++ b/src/backend/utils/adt/timestamp.c @@ -2932,7 +2932,10 @@ timestamp_pl_interval(PG_FUNCTION_ARGS) (errcode(ERRCODE_DATETIME_VALUE_OUT_OF_RANGE), errmsg("timestamp out of range"))); - tm->tm_mon += span->month; + if (pg_add_s32_overflow(tm->tm_mon, span->month, &tm->tm_mon)) + ereport(ERROR, + (errcode(ERRCODE_DATETIME_VALUE_OUT_OF_RANGE), + errmsg("timestamp out of range"))); if (tm->tm_mon > MONTHS_PER_YEAR) { tm->tm_year += (tm->tm_mon - 1) / MONTHS_PER_YEAR; @@ -2984,7 +2987,10 @@ timestamp_pl_interval(PG_FUNCTION_ARGS) errmsg("timestamp out of range"))); } - timestamp += span->time; + if (pg_add_s64_overflow(timestamp, span->time, ×tamp)) + ereport(ERROR, + (errcode(ERRCODE_DATETIME_VALUE_OUT_OF_RANGE), + errmsg("timestamp out of range"))); if (!IS_VALID_TIMESTAMP(timestamp)) ereport(ERROR, @@ -3052,7 +3058,10 @@ timestamptz_pl_interval_internal(TimestampTz timestamp, (errcode(ERRCODE_DATETIME_VALUE_OUT_OF_RANGE), errmsg("timestamp out of range"))); - tm->tm_mon += span->month; + if (pg_add_s32_overflow(tm->tm_mon, span->month, &tm->tm_mon)) + ereport(ERROR, + (errcode(ERRCODE_DATETIME_VALUE_OUT_OF_RANGE), + errmsg("timestamp out of range"))); if (tm->tm_mon > MONTHS_PER_YEAR) { tm->tm_year += (tm->tm_mon - 1) / MONTHS_PER_YEAR; @@ -3111,7 +3120,10 @@ timestamptz_pl_interval_internal(TimestampTz timestamp, errmsg("timestamp out of range"))); } - timestamp += span->time; + if (pg_add_s64_overflow(timestamp, span->time, ×tamp)) + ereport(ERROR, + (errcode(ERRCODE_DATETIME_VALUE_OUT_OF_RANGE), + errmsg("timestamp out of range"))); if (!IS_VALID_TIMESTAMP(timestamp)) ereport(ERROR, diff --git a/src/test/regress/expected/horology.out b/src/test/regress/expected/horology.out index f3cda4afe19..e48534ba00b 100644 --- a/src/test/regress/expected/horology.out +++ b/src/test/regress/expected/horology.out @@ -484,6 +484,8 @@ SELECT timestamp without time zone 'Jan 1, 4713 BC' + interval '109203489 days' SELECT timestamp without time zone '2000-01-01' - interval '2483590 days' AS "out of range"; ERROR: timestamp out of range +SELECT timestamp without time zone '294276-12-31 23:59:59' + interval '9223372036854775807 microseconds' AS "out of range"; +ERROR: timestamp out of range SELECT timestamp without time zone '12/31/294276' - timestamp without time zone '12/23/1999' AS "106751991 Days"; 106751991 Days ------------------ @@ -746,6 +748,8 @@ SELECT timestamp with time zone '1999-12-01' + interval '1 month - 1 second' AS SELECT timestamp with time zone '2000-01-01' - interval '2483590 days' AS "out of range"; ERROR: timestamp out of range +SELECT timestamp with time zone '294276-12-31 23:59:59 UTC' + interval '9223372036854775807 microseconds' AS "out of range"; +ERROR: timestamp out of range SELECT (timestamp with time zone 'today' = (timestamp with time zone 'yesterday' + interval '1 day')) as "True"; True ------ diff --git a/src/test/regress/sql/horology.sql b/src/test/regress/sql/horology.sql index 8621446afdb..af70f28e3d9 100644 --- a/src/test/regress/sql/horology.sql +++ b/src/test/regress/sql/horology.sql @@ -121,6 +121,7 @@ SELECT timestamp without time zone 'Jan 1, 4713 BC' + interval '106000000 days' SELECT timestamp without time zone 'Jan 1, 4713 BC' + interval '107000000 days' AS "Jan 20, 288244"; SELECT timestamp without time zone 'Jan 1, 4713 BC' + interval '109203489 days' AS "Dec 31, 294276"; SELECT timestamp without time zone '2000-01-01' - interval '2483590 days' AS "out of range"; +SELECT timestamp without time zone '294276-12-31 23:59:59' + interval '9223372036854775807 microseconds' AS "out of range"; SELECT timestamp without time zone '12/31/294276' - timestamp without time zone '12/23/1999' AS "106751991 Days"; -- Shorthand values @@ -153,6 +154,7 @@ SELECT timestamp with time zone '1999-03-01' - interval '1 second' AS "Feb 28"; SELECT timestamp with time zone '2000-03-01' - interval '1 second' AS "Feb 29"; SELECT timestamp with time zone '1999-12-01' + interval '1 month - 1 second' AS "Dec 31"; SELECT timestamp with time zone '2000-01-01' - interval '2483590 days' AS "out of range"; +SELECT timestamp with time zone '294276-12-31 23:59:59 UTC' + interval '9223372036854775807 microseconds' AS "out of range"; SELECT (timestamp with time zone 'today' = (timestamp with time zone 'yesterday' + interval '1 day')) as "True"; SELECT (timestamp with time zone 'today' = (timestamp with time zone 'tomorrow' - interval '1 day')) as "True"; |