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-rw-r--r--src/test/regress/expected/aggregates.out8
1 files changed, 8 insertions, 0 deletions
diff --git a/src/test/regress/expected/aggregates.out b/src/test/regress/expected/aggregates.out
index 82d09615248..52046c33dc8 100644
--- a/src/test/regress/expected/aggregates.out
+++ b/src/test/regress/expected/aggregates.out
@@ -1506,6 +1506,14 @@ group by ten;
-> Seq Scan on tenk1
(5 rows)
+-- Ensure consecutive NULLs are properly treated as distinct from each other
+select array_agg(distinct val)
+from (select null as val from generate_series(1, 2));
+ array_agg
+-----------
+ {NULL}
+(1 row)
+
-- Ensure no ordering is requested when enable_presorted_aggregate is off
set enable_presorted_aggregate to off;
explain (costs off)