Github user cloud-fan commented on a diff in the pull request:
https://github.com/apache/spark/pull/5798#discussion_r29411449
--- Diff:
sql/hive/src/test/scala/org/apache/spark/sql/hive/execution/HiveResolutionSuite.scala
---
@@ -81,9 +81,11 @@ class HiveResolutionSuite extends HiveComparisonTest {
.toDF().registerTempTable("caseSensitivityTest")
val query = sql("SELECT a, b, A, B, n.a, n.b, n.A, n.B FROM
caseSensitivityTest")
- assert(query.schema.fields.map(_.name) === Seq("a", "b", "A", "B",
"a", "b", "A", "B"),
+ assert(query.schema.fields.map(_.name) === Seq("a", "B", "a", "B",
"a", "b", "A", "B"),
--- End diff --
I'm not sure what we really want here. When user `SELECT b FROM t` and `t`
has a column `B`, which one should we used in the result schema? `b` or `B`? cc
@marmbrus
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