diff options
Diffstat (limited to 'contrib/postgres_fdw/sql/postgres_fdw.sql')
| -rw-r--r-- | contrib/postgres_fdw/sql/postgres_fdw.sql | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/contrib/postgres_fdw/sql/postgres_fdw.sql b/contrib/postgres_fdw/sql/postgres_fdw.sql index f438165650c..bab8479cf6a 100644 --- a/contrib/postgres_fdw/sql/postgres_fdw.sql +++ b/contrib/postgres_fdw/sql/postgres_fdw.sql @@ -879,6 +879,32 @@ select c2, sum from "S 1"."T 1" t1, lateral (select sum(t2.c1 + t1."C 1") sum fr select c2, sum from "S 1"."T 1" t1, lateral (select sum(t2.c1 + t1."C 1") sum from ft2 t2 group by t2.c1) qry where t1.c2 * 2 = qry.sum and t1.c2 < 3 and t1."C 1" < 100 order by 1; reset enable_hashagg; +-- bug #15613: bad plan for foreign table scan with lateral reference +EXPLAIN (VERBOSE, COSTS OFF) +SELECT ref_0.c2, subq_1.* +FROM + "S 1"."T 1" AS ref_0, + LATERAL ( + SELECT ref_0."C 1" c1, subq_0.* + FROM (SELECT ref_0.c2, ref_1.c3 + FROM ft1 AS ref_1) AS subq_0 + RIGHT JOIN ft2 AS ref_3 ON (subq_0.c3 = ref_3.c3) + ) AS subq_1 +WHERE ref_0."C 1" < 10 AND subq_1.c3 = '00001' +ORDER BY ref_0."C 1"; + +SELECT ref_0.c2, subq_1.* +FROM + "S 1"."T 1" AS ref_0, + LATERAL ( + SELECT ref_0."C 1" c1, subq_0.* + FROM (SELECT ref_0.c2, ref_1.c3 + FROM ft1 AS ref_1) AS subq_0 + RIGHT JOIN ft2 AS ref_3 ON (subq_0.c3 = ref_3.c3) + ) AS subq_1 +WHERE ref_0."C 1" < 10 AND subq_1.c3 = '00001' +ORDER BY ref_0."C 1"; + -- Check with placeHolderVars explain (verbose, costs off) select sum(q.a), count(q.b) from ft4 left join (select 13, avg(ft1.c1), sum(ft2.c1) from ft1 right join ft2 on (ft1.c1 = ft2.c1)) q(a, b, c) on (ft4.c1 <= q.b); |