Github user scwf commented on a diff in the pull request:
https://github.com/apache/spark/pull/1385#discussion_r14866988
--- Diff:
sql/hive/src/main/scala/org/apache/spark/sql/hive/TableReader.scala ---
@@ -206,17 +202,10 @@ class HadoopTableReader(@transient _tableDesc:
TableDesc, @transient sc: HiveCon
tableDesc: TableDesc,
path: String,
inputFormatClass: Class[InputFormat[Writable, Writable]]):
RDD[Writable] = {
-
- val initializeJobConfFunc =
HadoopTableReader.initializeLocalJobConfFunc(path, tableDesc) _
-
- val rdd = new HadoopRDD(
- sc.sparkContext,
-
_broadcastedHiveConf.asInstanceOf[Broadcast[SerializableWritable[Configuration]]],
- Some(initializeJobConfFunc),
- inputFormatClass,
- classOf[Writable],
- classOf[Writable],
- _minSplitsPerRDD)
+ val jobConf = new
JobConf(_broadcastedHiveConf.value.value.asInstanceOf[Configuration])
--- End diff --
My implements is broadcasting the conf for each HadoopRDD, do you mean we
just broadcast once for all Hadoop RDD ? right?
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