Github user marmbrus commented on a diff in the pull request:
https://github.com/apache/spark/pull/8909#discussion_r41423130
--- Diff:
sql/hive/src/test/scala/org/apache/spark/sql/hive/execution/HiveQuerySuite.scala
---
@@ -1133,6 +1133,17 @@ class HiveQuerySuite extends HiveComparisonTest with
BeforeAndAfter {
conf.clear()
}
+ test("current_database with mutiple sessions") {
+ sql("create database a")
+ sql("use a")
+ val s2 = newSession()
+ s2.sql("create database b")
+ s2.sql("use b")
+
+ assert(sql("select current_database()").first() === Row("a"))
+ assert(s2.sql("select current_database()").first() === Row("b"))
--- End diff --
Can we also add a test that tries querying from tables that only exist in
one database or another to make sure that the catalogs resolution of "current
database" is working.
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