manishnalla1994 commented on a change in pull request #3182: [CARBONDATA-3343] Compaction for Range Sort
URL:
https://github.com/apache/carbondata/pull/3182#discussion_r277979221
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File path: integration/spark-common/src/main/scala/org/apache/carbondata/spark/rdd/CarbonMergerRDD.scala
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@@ -362,24 +415,32 @@ class CarbonMergerRDD[K, V](
val columnToCardinalityMap = new util.HashMap[java.lang.String, Integer]()
val partitionTaskMap = new util.HashMap[PartitionSpec, String]()
val counter = new AtomicInteger()
+ var indexOfRangeColumn = -1
+ var taskIdCount = 0
carbonInputSplits.foreach { split =>
- val taskNo = getTaskNo(split, partitionTaskMap, counter)
var dataFileFooter: DataFileFooter = null
-
- val splitList = taskIdMapping.get(taskNo)
- noOfBlocks += 1
- if (null == splitList) {
- val splitTempList = new util.ArrayList[CarbonInputSplit]()
- splitTempList.add(split)
- taskIdMapping.put(taskNo, splitTempList)
- } else {
- splitList.add(split)
+ if (null == rangeColumn) {
+ val taskNo = getTaskNo(split, partitionTaskMap, counter)
+ var sizeOfSplit = split.getDetailInfo.getBlockSize
+ val splitList = taskIdMapping.get(taskNo)
+ noOfBlocks += 1
+ if (null == splitList) {
+ val splitTempList = new util.ArrayList[CarbonInputSplit]()
+ splitTempList.add(split)
+ taskIdMapping.put(taskNo, splitTempList)
+ } else {
+ splitList.add(split)
+ }
}
-
// Check the cardinality of each columns and set the highest.
try {
- dataFileFooter = CarbonUtil.readMetadataFile(
- CarbonInputSplit.getTableBlockInfo(split))
+ if (null == rangeColumn) {
+ dataFileFooter = CarbonUtil.readMetadataFile(
+ CarbonInputSplit.getTableBlockInfo(split))
+ } else {
+ dataFileFooter = CarbonUtil.readMetadataFile(
Review comment:
Removed.
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