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-rw-r--r--src/test/regress/sql/aggregates.sql6
1 files changed, 6 insertions, 0 deletions
diff --git a/src/test/regress/sql/aggregates.sql b/src/test/regress/sql/aggregates.sql
index afa997e7ea7..39b0187a1e8 100644
--- a/src/test/regress/sql/aggregates.sql
+++ b/src/test/regress/sql/aggregates.sql
@@ -80,6 +80,12 @@ group by ten
having exists (select 1 from onek b
where sum(distinct a.four + b.four) = b.four);
+-- Test handling of sublinks within outer-level aggregates.
+-- Per bug report from Daniel Grace.
+select
+ (select max((select i.unique2 from tenk1 i where i.unique1 = o.unique1)))
+from tenk1 o;
+
--
-- test for bitwise integer aggregates
--