xubo245 commented on a change in pull request #3834:
URL: https://github.com/apache/carbondata/pull/3834#discussion_r460375833
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File path:
hadoop/src/main/java/org/apache/carbondata/hadoop/api/CarbonTableOutputFormat.java
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@@ -559,4 +564,50 @@ public void close(TaskAttemptContext taskAttemptContext)
throws InterruptedExcep
super.close(taskAttemptContext);
}
}
+
+ public static RecordWriter<NullWritable, ObjectArrayWritable>
getDeleteDeltaRecordWriter(String path) {
+ return (new RecordWriter<NullWritable, ObjectArrayWritable>() {
+ private final ArrayList<String> tupleId = new ArrayList<>();
+
+ @Override
+ public void write(NullWritable aVoid, ObjectArrayWritable objects) {
+ this.tupleId.add((String) objects.get()[0]);
+ }
+
+ @Override
+ public void close(TaskAttemptContext taskAttemptContext) throws
IOException {
+ Map<String, DeleteDeltaBlockDetails> blockToDeleteDeltaBlockMapping =
new HashMap<>();
+ DeleteDeltaBlockDetails blockDetails;
+ String blockName;
+ for (String tuple : tupleId) {
+ blockName = CarbonUpdateUtil.getBlockName(
+
(tuple.split(CarbonCommonConstants.FILE_SEPARATOR)[TupleIdEnum.BLOCK_ID
Review comment:
Suggestion: File.separator
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