diff options
Diffstat (limited to 'contrib/postgres_fdw/expected/postgres_fdw.out')
| -rw-r--r-- | contrib/postgres_fdw/expected/postgres_fdw.out | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/contrib/postgres_fdw/expected/postgres_fdw.out b/contrib/postgres_fdw/expected/postgres_fdw.out index b62337bd970..fc8f8bae6f0 100644 --- a/contrib/postgres_fdw/expected/postgres_fdw.out +++ b/contrib/postgres_fdw/expected/postgres_fdw.out @@ -10657,6 +10657,43 @@ DROP TABLE base_tbl1; DROP TABLE base_tbl2; DROP TABLE result_tbl; DROP TABLE join_tbl; +-- Test that an asynchronous fetch is processed before restarting the scan in +-- ReScanForeignScan +CREATE TABLE base_tbl (a int, b int); +INSERT INTO base_tbl VALUES (1, 11), (2, 22), (3, 33); +CREATE FOREIGN TABLE foreign_tbl (b int) + SERVER loopback OPTIONS (table_name 'base_tbl'); +CREATE FOREIGN TABLE foreign_tbl2 () INHERITS (foreign_tbl) + SERVER loopback OPTIONS (table_name 'base_tbl'); +EXPLAIN (VERBOSE, COSTS OFF) +SELECT a FROM base_tbl WHERE a IN (SELECT a FROM foreign_tbl); + QUERY PLAN +----------------------------------------------------------------------------- + Seq Scan on public.base_tbl + Output: base_tbl.a + Filter: (SubPlan 1) + SubPlan 1 + -> Result + Output: base_tbl.a + -> Append + -> Async Foreign Scan on public.foreign_tbl foreign_tbl_1 + Remote SQL: SELECT NULL FROM public.base_tbl + -> Async Foreign Scan on public.foreign_tbl2 foreign_tbl_2 + Remote SQL: SELECT NULL FROM public.base_tbl +(11 rows) + +SELECT a FROM base_tbl WHERE a IN (SELECT a FROM foreign_tbl); + a +--- + 1 + 2 + 3 +(3 rows) + +-- Clean up +DROP FOREIGN TABLE foreign_tbl CASCADE; +NOTICE: drop cascades to foreign table foreign_tbl2 +DROP TABLE base_tbl; ALTER SERVER loopback OPTIONS (DROP async_capable); ALTER SERVER loopback2 OPTIONS (DROP async_capable); -- =================================================================== |