diff options
Diffstat (limited to 'src/test/regress/sql/join.sql')
| -rw-r--r-- | src/test/regress/sql/join.sql | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/src/test/regress/sql/join.sql b/src/test/regress/sql/join.sql index bb3ace82401..e18609d13cf 100644 --- a/src/test/regress/sql/join.sql +++ b/src/test/regress/sql/join.sql @@ -807,6 +807,31 @@ select t1.* from left join int4_tbl i4 on (i8.q2 = i4.f1); +explain (verbose, costs off) +select t1.* from + text_tbl t1 + left join (select *, '***'::text as d1 from int8_tbl i8b1) b1 + left join int8_tbl i8 + left join (select *, null::int as d2 from int8_tbl i8b2, int4_tbl i4b2 + where q1 = f1) b2 + on (i8.q1 = b2.q1) + on (b2.d2 = b1.q2) + on (t1.f1 = b1.d1) + left join int4_tbl i4 + on (i8.q2 = i4.f1); + +select t1.* from + text_tbl t1 + left join (select *, '***'::text as d1 from int8_tbl i8b1) b1 + left join int8_tbl i8 + left join (select *, null::int as d2 from int8_tbl i8b2, int4_tbl i4b2 + where q1 = f1) b2 + on (i8.q1 = b2.q1) + on (b2.d2 = b1.q2) + on (t1.f1 = b1.d1) + left join int4_tbl i4 + on (i8.q2 = i4.f1); + -- -- test ability to push constants through outer join clauses -- |