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Diffstat (limited to 'src/test/regress/sql/join.sql')
| -rw-r--r-- | src/test/regress/sql/join.sql | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/src/test/regress/sql/join.sql b/src/test/regress/sql/join.sql index 992e673c12e..402ba61eac7 100644 --- a/src/test/regress/sql/join.sql +++ b/src/test/regress/sql/join.sql @@ -1196,6 +1196,21 @@ SELECT * FROM rollback; +-- another join removal bug: we must clean up correctly when removing a PHV +begin; + +create temp table uniquetbl (f1 text unique); + +explain (costs off) +select t1.* from + uniquetbl as t1 + left join (select *, '***'::text as d1 from uniquetbl) t2 + on t1.f1 = t2.f1 + left join uniquetbl t3 + on t2.d1 = t3.f1; + +rollback; + -- bug #8444: we've historically allowed duplicate aliases within aliased JOINs select * from |