Github user rxin commented on a diff in the pull request:
https://github.com/apache/spark/pull/16677#discussion_r218630513
--- Diff:
sql/hive/src/test/scala/org/apache/spark/sql/hive/execution/PruningSuite.scala
---
@@ -22,21 +22,29 @@ import scala.collection.JavaConverters._
import org.scalatest.BeforeAndAfter
import org.apache.spark.sql.hive.test.{TestHive, TestHiveQueryExecution}
+import org.apache.spark.sql.internal.SQLConf
/**
* A set of test cases that validate partition and column pruning.
*/
class PruningSuite extends HiveComparisonTest with BeforeAndAfter {
+ private val originalLimitFlatGlobalLimit =
TestHive.conf.limitFlatGlobalLimit
+
override def beforeAll(): Unit = {
super.beforeAll()
TestHive.setCacheTables(false)
+ TestHive.setConf(SQLConf.LIMIT_FLAT_GLOBAL_LIMIT, false)
--- End diff --
why do we set this flag here? we need to document it.
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