Github user gparai commented on a diff in the pull request:
https://github.com/apache/drill/pull/529#discussion_r70878774
--- Diff:
exec/java-exec/src/test/java/org/apache/drill/exec/TestWindowFunctions.java ---
@@ -844,4 +844,37 @@ public void testStatisticalWindowFunctions() throws
Exception {
.build()
.run();
}
+
+ @Test // DRILL-2330
+ public void testNestedAggregates() throws Exception {
+
+ final String query = "select sum(min(l_extendedprice))" +
+ " over (partition by l_suppkey order by l_suppkey) as
totprice" +
+ " from cp.`tpch/lineitem.parquet` where l_suppkey <= 10 group
by l_suppkey order by 1 desc";
+
+ // Validate the plan
+ final String[] expectedPlan = {"Window.*partition \\{0\\} order by
\\[0\\].*SUM\\(\\$1\\).*",
+ ".*SelectionVectorRemover.*",
--- End diff --
Done
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