Github user cloud-fan commented on a diff in the pull request:
https://github.com/apache/spark/pull/19874#discussion_r154853933
--- Diff:
sql/core/src/test/scala/org/apache/spark/sql/TPCDSQuerySuite.scala ---
@@ -39,6 +40,8 @@ class TPCDSQuerySuite extends QueryTest with
SharedSQLContext with BeforeAndAfte
*/
protected override def afterAll(): Unit = {
try {
+ // For debugging dump some statistics about how much time was spent
in various optimizer rules
+ logWarning(RuleExecutor.dumpTimeSpent())
--- End diff --
use `logInfo`?
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