Github user kevinyu98 commented on a diff in the pull request:
https://github.com/apache/spark/pull/20795#discussion_r176308524
--- Diff:
sql/hive/src/main/scala/org/apache/spark/sql/hive/HiveSessionCatalog.scala ---
@@ -175,6 +175,8 @@ private[sql] class HiveSessionCatalog(
super.functionExists(name) || hiveFunctions.contains(name.funcName)
}
+ override def externalFunctionExists(name: FunctionIdentifier): Boolean =
functionExists(name)
--- End diff --
yes, seem "histogram_numeric" is not supported in spark natively yet, I
think once this jira closed
(https://issues.apache.org/jira/browse/SPARK-16280), we don't need these codes
in the HiveSessionCatalog.
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