Karan980 opened a new pull request #4022: URL: https://github.com/apache/carbondata/pull/4022
### Why is this PR needed? Earlier global sort was not supported during data files merge operation of SI segments. So if some SI is created with global sort and value of carbon.si.segment.merge is true, it merges the data files in SI segments but disorder the globally sorted data. ### What changes were proposed in this PR? Added global sort for data files merge operation in SI segments. ### Does this PR introduce any user interface change? - No ### Is any new testcase added? - Yes ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org