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-rw-r--r--src/test/regress/expected/join.out26
1 files changed, 26 insertions, 0 deletions
diff --git a/src/test/regress/expected/join.out b/src/test/regress/expected/join.out
index 0eb6339..867c6d2 100644
--- a/src/test/regress/expected/join.out
+++ b/src/test/regress/expected/join.out
@@ -5803,6 +5803,32 @@ select * from
Output: (COALESCE((COALESCE(b.q2, '42'::bigint)), d.q2))
(24 rows)
+-- another case requiring nested PlaceHolderVars
+explain (verbose, costs off)
+select * from
+ (select 0 as val0) as ss0
+ left join (select 1 as val) as ss1 on true
+ left join lateral (select ss1.val as val_filtered where false) as ss2 on true;
+ QUERY PLAN
+--------------------------------
+ Nested Loop Left Join
+ Output: 0, (1), ((1))
+ -> Result
+ Output: 1
+ -> Result
+ Output: (1)
+ One-Time Filter: false
+(7 rows)
+
+select * from
+ (select 0 as val0) as ss0
+ left join (select 1 as val) as ss1 on true
+ left join lateral (select ss1.val as val_filtered where false) as ss2 on true;
+ val0 | val | val_filtered
+------+-----+--------------
+ 0 | 1 |
+(1 row)
+
-- case that breaks the old ph_may_need optimization
explain (verbose, costs off)
select c.*,a.*,ss1.q1,ss2.q1,ss3.* from