*** /home/jeevan/work/pg_master/contrib/postgres_fdw/expected/postgres_fdw.out 2016-11-07 18:03:33.373390410 +0530 --- /home/jeevan/work/pg_master/contrib/postgres_fdw/results/postgres_fdw.out 2016-11-24 15:42:35.477445111 +0530 *************** *** 975,989 **** -- join two tables EXPLAIN (VERBOSE, COSTS OFF) SELECT t1.c1, t2.c1 FROM ft1 t1 JOIN ft2 t2 ON (t1.c1 = t2.c1) ORDER BY t1.c3, t1.c1 OFFSET 100 LIMIT 10; ! QUERY PLAN ! ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Limit Output: t1.c1, t2.c1, t1.c3 ! -> Foreign Scan Output: t1.c1, t2.c1, t1.c3 ! Relations: (public.ft1 t1) INNER JOIN (public.ft2 t2) ! Remote SQL: SELECT r1."C 1", r1.c3, r2."C 1" FROM ("S 1"."T 1" r1 INNER JOIN "S 1"."T 1" r2 ON (((r1."C 1" = r2."C 1")))) ORDER BY r1.c3 ASC NULLS LAST, r1."C 1" ASC NULLS LAST ! (6 rows) SELECT t1.c1, t2.c1 FROM ft1 t1 JOIN ft2 t2 ON (t1.c1 = t2.c1) ORDER BY t1.c3, t1.c1 OFFSET 100 LIMIT 10; c1 | c1 --- 975,992 ---- -- join two tables EXPLAIN (VERBOSE, COSTS OFF) SELECT t1.c1, t2.c1 FROM ft1 t1 JOIN ft2 t2 ON (t1.c1 = t2.c1) ORDER BY t1.c3, t1.c1 OFFSET 100 LIMIT 10; ! QUERY PLAN ! ----------------------------------------------------------------------------------------------------------------------------------------- Limit Output: t1.c1, t2.c1, t1.c3 ! -> Sort Output: t1.c1, t2.c1, t1.c3 ! Sort Key: t1.c3, t1.c1 ! -> Foreign Scan ! Output: t1.c1, t2.c1, t1.c3 ! Relations: (public.ft1 t1) INNER JOIN (public.ft2 t2) ! Remote SQL: SELECT r1."C 1", r1.c3, r2."C 1" FROM ("S 1"."T 1" r1 INNER JOIN "S 1"."T 1" r2 ON (((r1."C 1" = r2."C 1")))) ! (9 rows) SELECT t1.c1, t2.c1 FROM ft1 t1 JOIN ft2 t2 ON (t1.c1 = t2.c1) ORDER BY t1.c3, t1.c1 OFFSET 100 LIMIT 10; c1 | c1 *************** *** 1477,1494 **** -- full outer join + WHERE clause, only matched rows EXPLAIN (VERBOSE, COSTS OFF) SELECT t1.c1, t2.c1 FROM ft4 t1 FULL JOIN ft5 t2 ON (t1.c1 = t2.c1) WHERE (t1.c1 = t2.c1 OR t1.c1 IS NULL) ORDER BY t1.c1, t2.c1 OFFSET 10 LIMIT 10; ! QUERY PLAN ! ------------------------------------------------------------------------------------------------------------------------------------------------------------------ Limit Output: t1.c1, t2.c1 ! -> Sort Output: t1.c1, t2.c1 ! Sort Key: t1.c1, t2.c1 ! -> Foreign Scan ! Output: t1.c1, t2.c1 ! Relations: (public.ft4 t1) FULL JOIN (public.ft5 t2) ! Remote SQL: SELECT r1.c1, r2.c1 FROM ("S 1"."T 3" r1 FULL JOIN "S 1"."T 4" r2 ON (((r1.c1 = r2.c1)))) WHERE (((r1.c1 = r2.c1) OR (r1.c1 IS NULL))) ! (9 rows) SELECT t1.c1, t2.c1 FROM ft4 t1 FULL JOIN ft5 t2 ON (t1.c1 = t2.c1) WHERE (t1.c1 = t2.c1 OR t1.c1 IS NULL) ORDER BY t1.c1, t2.c1 OFFSET 10 LIMIT 10; c1 | c1 --- 1480,1494 ---- -- full outer join + WHERE clause, only matched rows EXPLAIN (VERBOSE, COSTS OFF) SELECT t1.c1, t2.c1 FROM ft4 t1 FULL JOIN ft5 t2 ON (t1.c1 = t2.c1) WHERE (t1.c1 = t2.c1 OR t1.c1 IS NULL) ORDER BY t1.c1, t2.c1 OFFSET 10 LIMIT 10; ! QUERY PLAN ! ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Limit Output: t1.c1, t2.c1 ! -> Foreign Scan Output: t1.c1, t2.c1 ! Relations: (public.ft4 t1) FULL JOIN (public.ft5 t2) ! Remote SQL: SELECT r1.c1, r2.c1 FROM ("S 1"."T 3" r1 FULL JOIN "S 1"."T 4" r2 ON (((r1.c1 = r2.c1)))) WHERE (((r1.c1 = r2.c1) OR (r1.c1 IS NULL))) ORDER BY r1.c1 ASC NULLS LAST, r2.c1 ASC NULLS LAST ! (6 rows) SELECT t1.c1, t2.c1 FROM ft4 t1 FULL JOIN ft5 t2 ON (t1.c1 = t2.c1) WHERE (t1.c1 = t2.c1 OR t1.c1 IS NULL) ORDER BY t1.c1, t2.c1 OFFSET 10 LIMIT 10; c1 | c1 *************** *** 1509,1540 **** -- tests whole-row reference for row marks EXPLAIN (VERBOSE, COSTS OFF) SELECT t1.c1, t2.c1 FROM ft1 t1 JOIN ft2 t2 ON (t1.c1 = t2.c1) ORDER BY t1.c3, t1.c1 OFFSET 100 LIMIT 10 FOR UPDATE OF t1; ! QUERY PLAN ! ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Limit Output: t1.c1, t2.c1, t1.c3, t1.*, t2.* -> LockRows Output: t1.c1, t2.c1, t1.c3, t1.*, t2.* ! -> Foreign Scan Output: t1.c1, t2.c1, t1.c3, t1.*, t2.* ! Relations: (public.ft1 t1) INNER JOIN (public.ft2 t2) ! Remote SQL: SELECT r1."C 1", r1.c3, CASE WHEN (r1.*)::text IS NOT NULL THEN ROW(r1."C 1", r1.c2, r1.c3, r1.c4, r1.c5, r1.c6, r1.c7, r1.c8) END, r2."C 1", CASE WHEN (r2.*)::text IS NOT NULL THEN ROW(r2."C 1", r2.c2, r2.c3, r2.c4, r2.c5, r2.c6, r2.c7, r2.c8) END FROM ("S 1"."T 1" r1 INNER JOIN "S 1"."T 1" r2 ON (((r1."C 1" = r2."C 1")))) ORDER BY r1.c3 ASC NULLS LAST, r1."C 1" ASC NULLS LAST FOR UPDATE OF r1 ! -> Merge Join ! Output: t1.c1, t1.c3, t1.*, t2.c1, t2.* ! Merge Cond: (t1.c1 = t2.c1) ! -> Sort ! Output: t1.c1, t1.c3, t1.* ! Sort Key: t1.c1 ! -> Foreign Scan on public.ft1 t1 Output: t1.c1, t1.c3, t1.* ! Remote SQL: SELECT "C 1", c2, c3, c4, c5, c6, c7, c8 FROM "S 1"."T 1" FOR UPDATE ! -> Sort ! Output: t2.c1, t2.* ! Sort Key: t2.c1 ! -> Foreign Scan on public.ft2 t2 Output: t2.c1, t2.* ! Remote SQL: SELECT "C 1", c2, c3, c4, c5, c6, c7, c8 FROM "S 1"."T 1" ! (23 rows) SELECT t1.c1, t2.c1 FROM ft1 t1 JOIN ft2 t2 ON (t1.c1 = t2.c1) ORDER BY t1.c3, t1.c1 OFFSET 100 LIMIT 10 FOR UPDATE OF t1; c1 | c1 --- 1509,1543 ---- -- tests whole-row reference for row marks EXPLAIN (VERBOSE, COSTS OFF) SELECT t1.c1, t2.c1 FROM ft1 t1 JOIN ft2 t2 ON (t1.c1 = t2.c1) ORDER BY t1.c3, t1.c1 OFFSET 100 LIMIT 10 FOR UPDATE OF t1; ! QUERY PLAN ! ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Limit Output: t1.c1, t2.c1, t1.c3, t1.*, t2.* -> LockRows Output: t1.c1, t2.c1, t1.c3, t1.*, t2.* ! -> Sort Output: t1.c1, t2.c1, t1.c3, t1.*, t2.* ! Sort Key: t1.c3, t1.c1 ! -> Foreign Scan ! Output: t1.c1, t2.c1, t1.c3, t1.*, t2.* ! Relations: (public.ft1 t1) INNER JOIN (public.ft2 t2) ! Remote SQL: SELECT r1."C 1", r1.c3, CASE WHEN (r1.*)::text IS NOT NULL THEN ROW(r1."C 1", r1.c2, r1.c3, r1.c4, r1.c5, r1.c6, r1.c7, r1.c8) END, r2."C 1", CASE WHEN (r2.*)::text IS NOT NULL THEN ROW(r2."C 1", r2.c2, r2.c3, r2.c4, r2.c5, r2.c6, r2.c7, r2.c8) END FROM ("S 1"."T 1" r1 INNER JOIN "S 1"."T 1" r2 ON (((r1."C 1" = r2."C 1")))) FOR UPDATE OF r1 ! -> Merge Join ! Output: t1.c1, t1.c3, t1.*, t2.c1, t2.* ! Merge Cond: (t1.c1 = t2.c1) ! -> Sort Output: t1.c1, t1.c3, t1.* ! Sort Key: t1.c1 ! -> Foreign Scan on public.ft1 t1 ! Output: t1.c1, t1.c3, t1.* ! Remote SQL: SELECT "C 1", c2, c3, c4, c5, c6, c7, c8 FROM "S 1"."T 1" FOR UPDATE ! -> Sort Output: t2.c1, t2.* ! Sort Key: t2.c1 ! -> Foreign Scan on public.ft2 t2 ! Output: t2.c1, t2.* ! Remote SQL: SELECT "C 1", c2, c3, c4, c5, c6, c7, c8 FROM "S 1"."T 1" ! (26 rows) SELECT t1.c1, t2.c1 FROM ft1 t1 JOIN ft2 t2 ON (t1.c1 = t2.c1) ORDER BY t1.c3, t1.c1 OFFSET 100 LIMIT 10 FOR UPDATE OF t1; c1 | c1 *************** *** 1553,1584 **** EXPLAIN (VERBOSE, COSTS OFF) SELECT t1.c1, t2.c1 FROM ft1 t1 JOIN ft2 t2 ON (t1.c1 = t2.c1) ORDER BY t1.c3, t1.c1 OFFSET 100 LIMIT 10 FOR UPDATE; ! QUERY PLAN ! ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Limit Output: t1.c1, t2.c1, t1.c3, t1.*, t2.* -> LockRows Output: t1.c1, t2.c1, t1.c3, t1.*, t2.* ! -> Foreign Scan Output: t1.c1, t2.c1, t1.c3, t1.*, t2.* ! Relations: (public.ft1 t1) INNER JOIN (public.ft2 t2) ! Remote SQL: SELECT r1."C 1", r1.c3, CASE WHEN (r1.*)::text IS NOT NULL THEN ROW(r1."C 1", r1.c2, r1.c3, r1.c4, r1.c5, r1.c6, r1.c7, r1.c8) END, r2."C 1", CASE WHEN (r2.*)::text IS NOT NULL THEN ROW(r2."C 1", r2.c2, r2.c3, r2.c4, r2.c5, r2.c6, r2.c7, r2.c8) END FROM ("S 1"."T 1" r1 INNER JOIN "S 1"."T 1" r2 ON (((r1."C 1" = r2."C 1")))) ORDER BY r1.c3 ASC NULLS LAST, r1."C 1" ASC NULLS LAST FOR UPDATE OF r1 FOR UPDATE OF r2 ! -> Merge Join ! Output: t1.c1, t1.c3, t1.*, t2.c1, t2.* ! Merge Cond: (t1.c1 = t2.c1) ! -> Sort ! Output: t1.c1, t1.c3, t1.* ! Sort Key: t1.c1 ! -> Foreign Scan on public.ft1 t1 Output: t1.c1, t1.c3, t1.* ! Remote SQL: SELECT "C 1", c2, c3, c4, c5, c6, c7, c8 FROM "S 1"."T 1" FOR UPDATE ! -> Sort ! Output: t2.c1, t2.* ! Sort Key: t2.c1 ! -> Foreign Scan on public.ft2 t2 Output: t2.c1, t2.* ! Remote SQL: SELECT "C 1", c2, c3, c4, c5, c6, c7, c8 FROM "S 1"."T 1" FOR UPDATE ! (23 rows) SELECT t1.c1, t2.c1 FROM ft1 t1 JOIN ft2 t2 ON (t1.c1 = t2.c1) ORDER BY t1.c3, t1.c1 OFFSET 100 LIMIT 10 FOR UPDATE; c1 | c1 --- 1556,1590 ---- EXPLAIN (VERBOSE, COSTS OFF) SELECT t1.c1, t2.c1 FROM ft1 t1 JOIN ft2 t2 ON (t1.c1 = t2.c1) ORDER BY t1.c3, t1.c1 OFFSET 100 LIMIT 10 FOR UPDATE; ! QUERY PLAN ! --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Limit Output: t1.c1, t2.c1, t1.c3, t1.*, t2.* -> LockRows Output: t1.c1, t2.c1, t1.c3, t1.*, t2.* ! -> Sort Output: t1.c1, t2.c1, t1.c3, t1.*, t2.* ! Sort Key: t1.c3, t1.c1 ! -> Foreign Scan ! Output: t1.c1, t2.c1, t1.c3, t1.*, t2.* ! Relations: (public.ft1 t1) INNER JOIN (public.ft2 t2) ! Remote SQL: SELECT r1."C 1", r1.c3, CASE WHEN (r1.*)::text IS NOT NULL THEN ROW(r1."C 1", r1.c2, r1.c3, r1.c4, r1.c5, r1.c6, r1.c7, r1.c8) END, r2."C 1", CASE WHEN (r2.*)::text IS NOT NULL THEN ROW(r2."C 1", r2.c2, r2.c3, r2.c4, r2.c5, r2.c6, r2.c7, r2.c8) END FROM ("S 1"."T 1" r1 INNER JOIN "S 1"."T 1" r2 ON (((r1."C 1" = r2."C 1")))) FOR UPDATE OF r1 FOR UPDATE OF r2 ! -> Merge Join ! Output: t1.c1, t1.c3, t1.*, t2.c1, t2.* ! Merge Cond: (t1.c1 = t2.c1) ! -> Sort Output: t1.c1, t1.c3, t1.* ! Sort Key: t1.c1 ! -> Foreign Scan on public.ft1 t1 ! Output: t1.c1, t1.c3, t1.* ! Remote SQL: SELECT "C 1", c2, c3, c4, c5, c6, c7, c8 FROM "S 1"."T 1" FOR UPDATE ! -> Sort Output: t2.c1, t2.* ! Sort Key: t2.c1 ! -> Foreign Scan on public.ft2 t2 ! Output: t2.c1, t2.* ! Remote SQL: SELECT "C 1", c2, c3, c4, c5, c6, c7, c8 FROM "S 1"."T 1" FOR UPDATE ! (26 rows) SELECT t1.c1, t2.c1 FROM ft1 t1 JOIN ft2 t2 ON (t1.c1 = t2.c1) ORDER BY t1.c3, t1.c1 OFFSET 100 LIMIT 10 FOR UPDATE; c1 | c1 *************** *** 1598,1629 **** -- join two tables with FOR SHARE clause EXPLAIN (VERBOSE, COSTS OFF) SELECT t1.c1, t2.c1 FROM ft1 t1 JOIN ft2 t2 ON (t1.c1 = t2.c1) ORDER BY t1.c3, t1.c1 OFFSET 100 LIMIT 10 FOR SHARE OF t1; ! QUERY PLAN ! ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Limit Output: t1.c1, t2.c1, t1.c3, t1.*, t2.* -> LockRows Output: t1.c1, t2.c1, t1.c3, t1.*, t2.* ! -> Foreign Scan Output: t1.c1, t2.c1, t1.c3, t1.*, t2.* ! Relations: (public.ft1 t1) INNER JOIN (public.ft2 t2) ! Remote SQL: SELECT r1."C 1", r1.c3, CASE WHEN (r1.*)::text IS NOT NULL THEN ROW(r1."C 1", r1.c2, r1.c3, r1.c4, r1.c5, r1.c6, r1.c7, r1.c8) END, r2."C 1", CASE WHEN (r2.*)::text IS NOT NULL THEN ROW(r2."C 1", r2.c2, r2.c3, r2.c4, r2.c5, r2.c6, r2.c7, r2.c8) END FROM ("S 1"."T 1" r1 INNER JOIN "S 1"."T 1" r2 ON (((r1."C 1" = r2."C 1")))) ORDER BY r1.c3 ASC NULLS LAST, r1."C 1" ASC NULLS LAST FOR SHARE OF r1 ! -> Merge Join ! Output: t1.c1, t1.c3, t1.*, t2.c1, t2.* ! Merge Cond: (t1.c1 = t2.c1) ! -> Sort ! Output: t1.c1, t1.c3, t1.* ! Sort Key: t1.c1 ! -> Foreign Scan on public.ft1 t1 Output: t1.c1, t1.c3, t1.* ! Remote SQL: SELECT "C 1", c2, c3, c4, c5, c6, c7, c8 FROM "S 1"."T 1" FOR SHARE ! -> Sort ! Output: t2.c1, t2.* ! Sort Key: t2.c1 ! -> Foreign Scan on public.ft2 t2 Output: t2.c1, t2.* ! Remote SQL: SELECT "C 1", c2, c3, c4, c5, c6, c7, c8 FROM "S 1"."T 1" ! (23 rows) SELECT t1.c1, t2.c1 FROM ft1 t1 JOIN ft2 t2 ON (t1.c1 = t2.c1) ORDER BY t1.c3, t1.c1 OFFSET 100 LIMIT 10 FOR SHARE OF t1; c1 | c1 --- 1604,1638 ---- -- join two tables with FOR SHARE clause EXPLAIN (VERBOSE, COSTS OFF) SELECT t1.c1, t2.c1 FROM ft1 t1 JOIN ft2 t2 ON (t1.c1 = t2.c1) ORDER BY t1.c3, t1.c1 OFFSET 100 LIMIT 10 FOR SHARE OF t1; ! QUERY PLAN ! --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Limit Output: t1.c1, t2.c1, t1.c3, t1.*, t2.* -> LockRows Output: t1.c1, t2.c1, t1.c3, t1.*, t2.* ! -> Sort Output: t1.c1, t2.c1, t1.c3, t1.*, t2.* ! Sort Key: t1.c3, t1.c1 ! -> Foreign Scan ! Output: t1.c1, t2.c1, t1.c3, t1.*, t2.* ! Relations: (public.ft1 t1) INNER JOIN (public.ft2 t2) ! Remote SQL: SELECT r1."C 1", r1.c3, CASE WHEN (r1.*)::text IS NOT NULL THEN ROW(r1."C 1", r1.c2, r1.c3, r1.c4, r1.c5, r1.c6, r1.c7, r1.c8) END, r2."C 1", CASE WHEN (r2.*)::text IS NOT NULL THEN ROW(r2."C 1", r2.c2, r2.c3, r2.c4, r2.c5, r2.c6, r2.c7, r2.c8) END FROM ("S 1"."T 1" r1 INNER JOIN "S 1"."T 1" r2 ON (((r1."C 1" = r2."C 1")))) FOR SHARE OF r1 ! -> Merge Join ! Output: t1.c1, t1.c3, t1.*, t2.c1, t2.* ! Merge Cond: (t1.c1 = t2.c1) ! -> Sort Output: t1.c1, t1.c3, t1.* ! Sort Key: t1.c1 ! -> Foreign Scan on public.ft1 t1 ! Output: t1.c1, t1.c3, t1.* ! Remote SQL: SELECT "C 1", c2, c3, c4, c5, c6, c7, c8 FROM "S 1"."T 1" FOR SHARE ! -> Sort Output: t2.c1, t2.* ! Sort Key: t2.c1 ! -> Foreign Scan on public.ft2 t2 ! Output: t2.c1, t2.* ! Remote SQL: SELECT "C 1", c2, c3, c4, c5, c6, c7, c8 FROM "S 1"."T 1" ! (26 rows) SELECT t1.c1, t2.c1 FROM ft1 t1 JOIN ft2 t2 ON (t1.c1 = t2.c1) ORDER BY t1.c3, t1.c1 OFFSET 100 LIMIT 10 FOR SHARE OF t1; c1 | c1 *************** *** 1642,1673 **** EXPLAIN (VERBOSE, COSTS OFF) SELECT t1.c1, t2.c1 FROM ft1 t1 JOIN ft2 t2 ON (t1.c1 = t2.c1) ORDER BY t1.c3, t1.c1 OFFSET 100 LIMIT 10 FOR SHARE; ! QUERY PLAN ! -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Limit Output: t1.c1, t2.c1, t1.c3, t1.*, t2.* -> LockRows Output: t1.c1, t2.c1, t1.c3, t1.*, t2.* ! -> Foreign Scan Output: t1.c1, t2.c1, t1.c3, t1.*, t2.* ! Relations: (public.ft1 t1) INNER JOIN (public.ft2 t2) ! Remote SQL: SELECT r1."C 1", r1.c3, CASE WHEN (r1.*)::text IS NOT NULL THEN ROW(r1."C 1", r1.c2, r1.c3, r1.c4, r1.c5, r1.c6, r1.c7, r1.c8) END, r2."C 1", CASE WHEN (r2.*)::text IS NOT NULL THEN ROW(r2."C 1", r2.c2, r2.c3, r2.c4, r2.c5, r2.c6, r2.c7, r2.c8) END FROM ("S 1"."T 1" r1 INNER JOIN "S 1"."T 1" r2 ON (((r1."C 1" = r2."C 1")))) ORDER BY r1.c3 ASC NULLS LAST, r1."C 1" ASC NULLS LAST FOR SHARE OF r1 FOR SHARE OF r2 ! -> Merge Join ! Output: t1.c1, t1.c3, t1.*, t2.c1, t2.* ! Merge Cond: (t1.c1 = t2.c1) ! -> Sort ! Output: t1.c1, t1.c3, t1.* ! Sort Key: t1.c1 ! -> Foreign Scan on public.ft1 t1 Output: t1.c1, t1.c3, t1.* ! Remote SQL: SELECT "C 1", c2, c3, c4, c5, c6, c7, c8 FROM "S 1"."T 1" FOR SHARE ! -> Sort ! Output: t2.c1, t2.* ! Sort Key: t2.c1 ! -> Foreign Scan on public.ft2 t2 Output: t2.c1, t2.* ! Remote SQL: SELECT "C 1", c2, c3, c4, c5, c6, c7, c8 FROM "S 1"."T 1" FOR SHARE ! (23 rows) SELECT t1.c1, t2.c1 FROM ft1 t1 JOIN ft2 t2 ON (t1.c1 = t2.c1) ORDER BY t1.c3, t1.c1 OFFSET 100 LIMIT 10 FOR SHARE; c1 | c1 --- 1651,1685 ---- EXPLAIN (VERBOSE, COSTS OFF) SELECT t1.c1, t2.c1 FROM ft1 t1 JOIN ft2 t2 ON (t1.c1 = t2.c1) ORDER BY t1.c3, t1.c1 OFFSET 100 LIMIT 10 FOR SHARE; ! QUERY PLAN ! ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Limit Output: t1.c1, t2.c1, t1.c3, t1.*, t2.* -> LockRows Output: t1.c1, t2.c1, t1.c3, t1.*, t2.* ! -> Sort Output: t1.c1, t2.c1, t1.c3, t1.*, t2.* ! Sort Key: t1.c3, t1.c1 ! -> Foreign Scan ! Output: t1.c1, t2.c1, t1.c3, t1.*, t2.* ! Relations: (public.ft1 t1) INNER JOIN (public.ft2 t2) ! Remote SQL: SELECT r1."C 1", r1.c3, CASE WHEN (r1.*)::text IS NOT NULL THEN ROW(r1."C 1", r1.c2, r1.c3, r1.c4, r1.c5, r1.c6, r1.c7, r1.c8) END, r2."C 1", CASE WHEN (r2.*)::text IS NOT NULL THEN ROW(r2."C 1", r2.c2, r2.c3, r2.c4, r2.c5, r2.c6, r2.c7, r2.c8) END FROM ("S 1"."T 1" r1 INNER JOIN "S 1"."T 1" r2 ON (((r1."C 1" = r2."C 1")))) FOR SHARE OF r1 FOR SHARE OF r2 ! -> Merge Join ! Output: t1.c1, t1.c3, t1.*, t2.c1, t2.* ! Merge Cond: (t1.c1 = t2.c1) ! -> Sort Output: t1.c1, t1.c3, t1.* ! Sort Key: t1.c1 ! -> Foreign Scan on public.ft1 t1 ! Output: t1.c1, t1.c3, t1.* ! Remote SQL: SELECT "C 1", c2, c3, c4, c5, c6, c7, c8 FROM "S 1"."T 1" FOR SHARE ! -> Sort Output: t2.c1, t2.* ! Sort Key: t2.c1 ! -> Foreign Scan on public.ft2 t2 ! Output: t2.c1, t2.* ! Remote SQL: SELECT "C 1", c2, c3, c4, c5, c6, c7, c8 FROM "S 1"."T 1" FOR SHARE ! (26 rows) SELECT t1.c1, t2.c1 FROM ft1 t1 JOIN ft2 t2 ON (t1.c1 = t2.c1) ORDER BY t1.c3, t1.c1 OFFSET 100 LIMIT 10 FOR SHARE; c1 | c1 *************** *** 1721,1735 **** -- ctid with whole-row reference EXPLAIN (VERBOSE, COSTS OFF) SELECT t1.ctid, t1, t2, t1.c1 FROM ft1 t1 JOIN ft2 t2 ON (t1.c1 = t2.c1) ORDER BY t1.c3, t1.c1 OFFSET 100 LIMIT 10; ! QUERY PLAN ! ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Limit Output: t1.ctid, t1.*, t2.*, t1.c1, t1.c3 ! -> Foreign Scan Output: t1.ctid, t1.*, t2.*, t1.c1, t1.c3 ! Relations: (public.ft1 t1) INNER JOIN (public.ft2 t2) ! Remote SQL: SELECT r1.ctid, CASE WHEN (r1.*)::text IS NOT NULL THEN ROW(r1."C 1", r1.c2, r1.c3, r1.c4, r1.c5, r1.c6, r1.c7, r1.c8) END, r1."C 1", r1.c3, CASE WHEN (r2.*)::text IS NOT NULL THEN ROW(r2."C 1", r2.c2, r2.c3, r2.c4, r2.c5, r2.c6, r2.c7, r2.c8) END FROM ("S 1"."T 1" r1 INNER JOIN "S 1"."T 1" r2 ON (((r1."C 1" = r2."C 1")))) ORDER BY r1.c3 ASC NULLS LAST, r1."C 1" ASC NULLS LAST ! (6 rows) -- SEMI JOIN, not pushed down EXPLAIN (VERBOSE, COSTS OFF) --- 1733,1750 ---- -- ctid with whole-row reference EXPLAIN (VERBOSE, COSTS OFF) SELECT t1.ctid, t1, t2, t1.c1 FROM ft1 t1 JOIN ft2 t2 ON (t1.c1 = t2.c1) ORDER BY t1.c3, t1.c1 OFFSET 100 LIMIT 10; ! QUERY PLAN ! ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Limit Output: t1.ctid, t1.*, t2.*, t1.c1, t1.c3 ! -> Sort Output: t1.ctid, t1.*, t2.*, t1.c1, t1.c3 ! Sort Key: t1.c3, t1.c1 ! -> Foreign Scan ! Output: t1.ctid, t1.*, t2.*, t1.c1, t1.c3 ! Relations: (public.ft1 t1) INNER JOIN (public.ft2 t2) ! Remote SQL: SELECT r1.ctid, CASE WHEN (r1.*)::text IS NOT NULL THEN ROW(r1."C 1", r1.c2, r1.c3, r1.c4, r1.c5, r1.c6, r1.c7, r1.c8) END, r1."C 1", r1.c3, CASE WHEN (r2.*)::text IS NOT NULL THEN ROW(r2."C 1", r2.c2, r2.c3, r2.c4, r2.c5, r2.c6, r2.c7, r2.c8) END FROM ("S 1"."T 1" r1 INNER JOIN "S 1"."T 1" r2 ON (((r1."C 1" = r2."C 1")))) ! (9 rows) -- SEMI JOIN, not pushed down EXPLAIN (VERBOSE, COSTS OFF) *************** *** 1804,1827 **** -- CROSS JOIN, not pushed down EXPLAIN (VERBOSE, COSTS OFF) SELECT t1.c1, t2.c1 FROM ft1 t1 CROSS JOIN ft2 t2 ORDER BY t1.c1, t2.c1 OFFSET 100 LIMIT 10; ! QUERY PLAN ! --------------------------------------------------------------------- Limit Output: t1.c1, t2.c1 -> Sort Output: t1.c1, t2.c1 Sort Key: t1.c1, t2.c1 ! -> Nested Loop Output: t1.c1, t2.c1 ! -> Foreign Scan on public.ft1 t1 ! Output: t1.c1 ! Remote SQL: SELECT "C 1" FROM "S 1"."T 1" ! -> Materialize ! Output: t2.c1 ! -> Foreign Scan on public.ft2 t2 ! Output: t2.c1 ! Remote SQL: SELECT "C 1" FROM "S 1"."T 1" ! (15 rows) SELECT t1.c1, t2.c1 FROM ft1 t1 CROSS JOIN ft2 t2 ORDER BY t1.c1, t2.c1 OFFSET 100 LIMIT 10; c1 | c1 --- 1819,1836 ---- -- CROSS JOIN, not pushed down EXPLAIN (VERBOSE, COSTS OFF) SELECT t1.c1, t2.c1 FROM ft1 t1 CROSS JOIN ft2 t2 ORDER BY t1.c1, t2.c1 OFFSET 100 LIMIT 10; ! QUERY PLAN ! --------------------------------------------------------------------------------------------------------------- Limit Output: t1.c1, t2.c1 -> Sort Output: t1.c1, t2.c1 Sort Key: t1.c1, t2.c1 ! -> Foreign Scan Output: t1.c1, t2.c1 ! Relations: (public.ft1 t1) INNER JOIN (public.ft2 t2) ! Remote SQL: SELECT r1."C 1", r2."C 1" FROM ("S 1"."T 1" r1 INNER JOIN "S 1"."T 1" r2 ON (TRUE)) ! (9 rows) SELECT t1.c1, t2.c1 FROM ft1 t1 CROSS JOIN ft2 t2 ORDER BY t1.c1, t2.c1 OFFSET 100 LIMIT 10; c1 | c1 *************** *** 5476,5489 **** -- ORDER BY DESC NULLS FIRST options EXPLAIN (VERBOSE, COSTS OFF) SELECT * FROM ft1 ORDER BY c6 DESC NULLS FIRST, c1 OFFSET 15 LIMIT 10; ! QUERY PLAN ! ---------------------------------------------------------------------------------------------------------------------------------- Limit Output: c1, c2, c3, c4, c5, c6, c7, c8 ! -> Foreign Scan on public.ft1 Output: c1, c2, c3, c4, c5, c6, c7, c8 ! Remote SQL: SELECT "C 1", c2, c3, c4, c5, c6, c7, c8 FROM "S 1"."T 1" ORDER BY c6 DESC NULLS FIRST, "C 1" ASC NULLS LAST ! (5 rows) SELECT * FROM ft1 ORDER BY c6 DESC NULLS FIRST, c1 OFFSET 15 LIMIT 10; c1 | c2 | c3 | c4 | c5 | c6 | c7 | c8 --- 5485,5501 ---- -- ORDER BY DESC NULLS FIRST options EXPLAIN (VERBOSE, COSTS OFF) SELECT * FROM ft1 ORDER BY c6 DESC NULLS FIRST, c1 OFFSET 15 LIMIT 10; ! QUERY PLAN ! ------------------------------------------------------------------------------------- Limit Output: c1, c2, c3, c4, c5, c6, c7, c8 ! -> Sort Output: c1, c2, c3, c4, c5, c6, c7, c8 ! Sort Key: ft1.c6 DESC, ft1.c1 ! -> Foreign Scan on public.ft1 ! Output: c1, c2, c3, c4, c5, c6, c7, c8 ! Remote SQL: SELECT "C 1", c2, c3, c4, c5, c6, c7, c8 FROM "S 1"."T 1" ! (8 rows) SELECT * FROM ft1 ORDER BY c6 DESC NULLS FIRST, c1 OFFSET 15 LIMIT 10; c1 | c2 | c3 | c4 | c5 | c6 | c7 | c8 *************** *** 5502,5515 **** -- ORDER BY ASC NULLS FIRST options EXPLAIN (VERBOSE, COSTS OFF) SELECT * FROM ft1 ORDER BY c6 ASC NULLS FIRST, c1 OFFSET 15 LIMIT 10; ! QUERY PLAN ! --------------------------------------------------------------------------------------------------------------------------------- Limit Output: c1, c2, c3, c4, c5, c6, c7, c8 ! -> Foreign Scan on public.ft1 Output: c1, c2, c3, c4, c5, c6, c7, c8 ! Remote SQL: SELECT "C 1", c2, c3, c4, c5, c6, c7, c8 FROM "S 1"."T 1" ORDER BY c6 ASC NULLS FIRST, "C 1" ASC NULLS LAST ! (5 rows) SELECT * FROM ft1 ORDER BY c6 ASC NULLS FIRST, c1 OFFSET 15 LIMIT 10; c1 | c2 | c3 | c4 | c5 | c6 | c7 | c8 --- 5514,5530 ---- -- ORDER BY ASC NULLS FIRST options EXPLAIN (VERBOSE, COSTS OFF) SELECT * FROM ft1 ORDER BY c6 ASC NULLS FIRST, c1 OFFSET 15 LIMIT 10; ! QUERY PLAN ! ------------------------------------------------------------------------------------- Limit Output: c1, c2, c3, c4, c5, c6, c7, c8 ! -> Sort Output: c1, c2, c3, c4, c5, c6, c7, c8 ! Sort Key: ft1.c6 NULLS FIRST, ft1.c1 ! -> Foreign Scan on public.ft1 ! Output: c1, c2, c3, c4, c5, c6, c7, c8 ! Remote SQL: SELECT "C 1", c2, c3, c4, c5, c6, c7, c8 FROM "S 1"."T 1" ! (8 rows) SELECT * FROM ft1 ORDER BY c6 ASC NULLS FIRST, c1 OFFSET 15 LIMIT 10; c1 | c2 | c3 | c4 | c5 | c6 | c7 | c8 ======================================================================