Github user DoingDone9 commented on a diff in the pull request:
https://github.com/apache/spark/pull/4926#discussion_r26103224
--- Diff: sql/hive/src/main/scala/org/apache/spark/sql/hive/hiveUdfs.scala
---
@@ -179,7 +179,12 @@ private[hive] case class HiveGenericUdf(funcWrapper:
HiveFunctionWrapper, childr
})
i += 1
}
- unwrap(function.evaluate(deferedObjects), returnInspector)
+
+ if (function.getUdfName().endsWith("UDFCurrentDB")) {
--- End diff --
Yes. Because the name of currentDB has been contained in returnInspector
when init, and the name will be getted from returnInspector firstly in
function "unwrap",So it is unnecessary that get the name again.
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