Github user nsyca commented on a diff in the pull request:
https://github.com/apache/spark/pull/16798#discussion_r99453763
--- Diff: sql/core/src/test/resources/sql-tests/inputs/scalar-subquery.sql
---
@@ -1,20 +0,0 @@
-CREATE OR REPLACE TEMPORARY VIEW p AS VALUES (1, 1) AS T(pk, pv);
-CREATE OR REPLACE TEMPORARY VIEW c AS VALUES (1, 1) AS T(ck, cv);
-
--- SPARK-18814.1: Simplified version of TPCDS-Q32
-SELECT pk, cv
-FROM p, c
-WHERE p.pk = c.ck
-AND c.cv = (SELECT avg(c1.cv)
- FROM c c1
- WHERE c1.ck = p.pk);
-
--- SPARK-18814.2: Adding stack of aggregates
-SELECT pk, cv
-FROM p, c
-WHERE p.pk = c.ck
-AND c.cv = (SELECT max(avg)
- FROM (SELECT c1.cv, avg(c1.cv) avg
- FROM c c1
- WHERE c1.ck = p.pk
- GROUP BY c1.cv));
--- End diff --
Merged the test cases with the new test cases and placed under the
directory "scalar-subquery".
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