diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/backend/access/brin/brin_minmax_multi.c | 2 | ||||
| -rw-r--r-- | src/test/regress/expected/brin_multi.out | 15 | ||||
| -rw-r--r-- | src/test/regress/sql/brin_multi.sql | 21 |
3 files changed, 37 insertions, 1 deletions
diff --git a/src/backend/access/brin/brin_minmax_multi.c b/src/backend/access/brin/brin_minmax_multi.c index f8b2a3f9bc6..8c72a0a0366 100644 --- a/src/backend/access/brin/brin_minmax_multi.c +++ b/src/backend/access/brin/brin_minmax_multi.c @@ -2144,7 +2144,7 @@ brin_minmax_multi_distance_timestamp(PG_FUNCTION_ARGS) if (TIMESTAMP_NOT_FINITE(dt1) || TIMESTAMP_NOT_FINITE(dt2)) PG_RETURN_FLOAT8(0); - delta = dt2 - dt1; + delta = (float8) dt2 - (float8) dt1; Assert(delta >= 0); diff --git a/src/test/regress/expected/brin_multi.out b/src/test/regress/expected/brin_multi.out index 9f46934c9be..c18d9764c1c 100644 --- a/src/test/regress/expected/brin_multi.out +++ b/src/test/regress/expected/brin_multi.out @@ -823,3 +823,18 @@ SELECT COUNT(*) FROM brin_test_multi_2 WHERE a = 'aab32389-22bc-c25a-6f60-6eb525 DROP TABLE brin_test_multi_2; RESET enable_seqscan; +-- test overflows during CREATE INDEX with extreme timestamp values +CREATE TABLE brin_timestamp_test(a TIMESTAMPTZ); +SET datestyle TO iso; +-- values close to timetamp minimum +INSERT INTO brin_timestamp_test +SELECT '4713-01-01 00:00:01 BC'::timestamptz + (i || ' seconds')::interval + FROM generate_series(1,30) s(i); +-- values close to timetamp maximum +INSERT INTO brin_timestamp_test +SELECT '294276-12-01 00:00:01'::timestamptz + (i || ' seconds')::interval + FROM generate_series(1,30) s(i); +CREATE INDEX ON brin_timestamp_test USING brin (a timestamptz_minmax_multi_ops) WITH (pages_per_range=1); +DROP TABLE brin_timestamp_test; +RESET enable_seqscan; +RESET datestyle; diff --git a/src/test/regress/sql/brin_multi.sql b/src/test/regress/sql/brin_multi.sql index d50dbdee682..847bb5aa016 100644 --- a/src/test/regress/sql/brin_multi.sql +++ b/src/test/regress/sql/brin_multi.sql @@ -586,3 +586,24 @@ SELECT COUNT(*) FROM brin_test_multi_2 WHERE a = 'aab32389-22bc-c25a-6f60-6eb525 DROP TABLE brin_test_multi_2; RESET enable_seqscan; + +-- test overflows during CREATE INDEX with extreme timestamp values +CREATE TABLE brin_timestamp_test(a TIMESTAMPTZ); + +SET datestyle TO iso; + +-- values close to timetamp minimum +INSERT INTO brin_timestamp_test +SELECT '4713-01-01 00:00:01 BC'::timestamptz + (i || ' seconds')::interval + FROM generate_series(1,30) s(i); + +-- values close to timetamp maximum +INSERT INTO brin_timestamp_test +SELECT '294276-12-01 00:00:01'::timestamptz + (i || ' seconds')::interval + FROM generate_series(1,30) s(i); + +CREATE INDEX ON brin_timestamp_test USING brin (a timestamptz_minmax_multi_ops) WITH (pages_per_range=1); +DROP TABLE brin_timestamp_test; + +RESET enable_seqscan; +RESET datestyle; |