Github user concretevitamin commented on a diff in the pull request:
https://github.com/apache/spark/pull/1390#discussion_r14894946
--- Diff:
sql/hive/src/main/scala/org/apache/spark/sql/hive/TableReader.scala ---
@@ -157,21 +161,60 @@ class HadoopTableReader(@transient _tableDesc:
TableDesc, @transient sc: HiveCon
// Create local references so that the outer object isn't serialized.
val tableDesc = _tableDesc
+ val tableSerDeClass = tableDesc.getDeserializerClass
+
val broadcastedHiveConf = _broadcastedHiveConf
val localDeserializer = partDeserializer
val hivePartitionRDD = createHadoopRdd(tableDesc, inputPathStr, ifc)
- hivePartitionRDD.mapPartitions { iter =>
+ hivePartitionRDD.mapPartitions { case iter =>
--- End diff --
I initially thought in a function context, `{ case x => ... }` will be
optimized to `{ x => ... }`. I did a `scalac -print` on a simple program to
confirm that this is not the case.
---
If your project is set up for it, you can reply to this email and have your
reply appear on GitHub as well. If your project does not have this feature
enabled and wishes so, or if the feature is enabled but not working, please
contact infrastructure at infrastruct...@apache.org or file a JIRA ticket
with INFRA.
---
