HyukjinKwon commented on a change in pull request #23559: [SPARK-26630][SQL]
Fix ClassCastException in TableReader while creating HadoopRDD
URL: https://github.com/apache/spark/pull/23559#discussion_r249274159
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File path: sql/hive/src/main/scala/org/apache/spark/sql/hive/TableReader.scala
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@@ -123,9 +123,7 @@ class HadoopTableReader(
val inputPathStr = applyFilterIfNeeded(tablePath, filterOpt)
// logDebug("Table input: %s".format(tablePath))
- val ifc = hiveTable.getInputFormatClass
- .asInstanceOf[java.lang.Class[InputFormat[Writable, Writable]]]
- val hadoopRDD = createHadoopRdd(localTableDesc, inputPathStr, ifc)
+ val hadoopRDD = getRDD(hiveTable.getInputFormatClass.getName,
localTableDesc, inputPathStr)
Review comment:
I would use `getCanonicalName` instead of `getName`.
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