Github user cloud-fan commented on a diff in the pull request:
https://github.com/apache/spark/pull/14746#discussion_r76176938
--- Diff:
sql/hive/src/test/scala/org/apache/spark/sql/hive/execution/SQLViewSuite.scala
---
@@ -204,10 +206,67 @@ class SQLViewSuite extends QueryTest with
SQLTestUtils with TestHiveSingleton {
}
}
- test("should allow CREATE permanent VIEW when a TEMPORARY VIEW with same
name exists") {
+ test("ALTER VIEW: alter a temporary view when a permanent VIEW with same
name exists") {
+ verifyAlterViewWithIdenticalName(isTempAlteredView = true)
+ }
+
+ test("ALTER VIEW: alter a persistent view when a temp VIEW with same
name exists") {
+ verifyAlterViewWithIdenticalName(isTempAlteredView = false)
+ }
+
+ private def verifyAlterViewWithIdenticalName (isTempAlteredView:
Boolean) = {
+ withView("testView", "default.testView") {
+ val catalog = spark.sessionState.catalog
+ val oldViewQuery = "SELECT id FROM jt"
+ val newViewQuery = "SELECT id, id1 FROM jt"
--- End diff --
nit: remove extra spaces
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