QiangCai opened a new pull request #4097: URL: https://github.com/apache/carbondata/pull/4097
### Why is this PR needed? 1. in spark version 3, org.apache.spark.sql.sources.Filter is sealed 2. CarbonLateDecodeStrategy class's name is incorrect 3. CarbonDataSourceScan should be the same for 2.3 and 2.4 ### What changes were proposed in this PR? 1. translate spark Expression to carbon Expression directly, skip spark Filter step. Remove all spark Filter in carbon code. 2. separate CarbonLateDecodeStrategy to CarbonSourceStrategy and DMLStrategy, and simplify the code of CarbonSourceStrategy 3. move CarbonDataSourceScan back to the source folder ### Does this PR introduce any user interface change? - No ### Is any new testcase added? - No ---------------------------------------------------------------- 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