gatorsmile commented on a change in pull request #23496: [SPARK-26577][SQL] Add
input optimizer when reading Hive table by SparkSQL
URL: https://github.com/apache/spark/pull/23496#discussion_r246603633
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File path: sql/hive/src/main/scala/org/apache/spark/sql/hive/TableReader.scala
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@@ -123,8 +123,26 @@ class HadoopTableReader(
val inputPathStr = applyFilterIfNeeded(tablePath, filterOpt)
// logDebug("Table input: %s".format(tablePath))
- val ifc = hiveTable.getInputFormatClass
+ var ifc = hiveTable.getInputFormatClass
.asInstanceOf[java.lang.Class[InputFormat[Writable, Writable]]]
+ if (conf.fileInputFormatEnabled) {
+ hadoopConf.set("mapreduce.input.fileinputformat.split.maxsize",
Review comment:
dedup the code?
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