Github user andrewor14 commented on a diff in the pull request:
https://github.com/apache/spark/pull/12036#discussion_r57944538
--- Diff: sql/hive/src/main/scala/org/apache/spark/sql/hive/hiveUDFs.scala
---
@@ -55,61 +57,133 @@ private[hive] class HiveFunctionRegistry(
}
}
- override def lookupFunction(name: String, children: Seq[Expression]):
Expression = {
- Try(underlying.lookupFunction(name, children)).getOrElse {
- // We only look it up to see if it exists, but do not include it in
the HiveUDF since it is
- // not always serializable.
- val functionInfo: FunctionInfo =
- Option(getFunctionInfo(name.toLowerCase)).getOrElse(
- throw new AnalysisException(s"undefined function $name"))
+ def loadHivePermanentFunction(name: String): Option[CatalogFunction] = {
--- End diff --
Make this private. Also please add some java doc to explain what it's
doing. Even 1 sentence is better than nothing.
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