Github user cloud-fan commented on a diff in the pull request:
https://github.com/apache/spark/pull/21470#discussion_r192192426
--- Diff: sql/core/src/test/scala/org/apache/spark/sql/SQLQuerySuite.scala
---
@@ -2675,15 +2675,6 @@ class SQLQuerySuite extends QueryTest with
SharedSQLContext {
withSQLConf(SQLConf.CASE_SENSITIVE.key -> "false") {
sql("SELECT struct(1 a) UNION ALL (SELECT struct(2 A))")
sql("SELECT struct(1 a) EXCEPT (SELECT struct(2 A))")
-
- withTable("t", "S") {
- sql("CREATE TABLE t(c struct<f:int>) USING parquet")
- sql("CREATE TABLE S(C struct<F:int>) USING parquet")
- Seq(("c", "C"), ("C", "c"), ("c.f", "C.F"), ("C.F",
"c.f")).foreach {
- case (left, right) =>
- checkAnswer(sql(s"SELECT * FROM t, S WHERE t.$left =
S.$right"), Seq.empty)
--- End diff --
this test case wants to test set operation, but here it's testing filter.
the new tests should've covered it.
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