GitHub user kevinjmh opened a pull request: https://github.com/apache/carbondata/pull/2711
[CARBONDATA-2929][DataMap] Add block skipped info for explain command This pr will add block skipped info by counting distinct file path from hit blocklet. It shows like below: ``` |== CarbonData Profiler == Table Scan on test - total: 125 blocks, 250 blocklets - filter: (l_partkey <> null and l_partkey = 1006) - pruned by Main DataMap - skipped: 119 blocks, 238 blocklets - pruned by CG DataMap - name: dm - provider: bloomfilter - skipped: 6 blocks, 12 blocklets ``` ``` |== CarbonData Profiler == Table Scan on test - total: 125 blocks, 250 blocklets - filter: TEXT_MATCH('l_shipmode:AIR') - pruned by Main DataMap - skipped: 0 blocks, 0 blocklets - pruned by FG DataMap - name: dm - provider: lucene - skipped: 12 blocks, 80 blocklets ``` Be sure to do all of the following checklist to help us incorporate your contribution quickly and easily: - [ ] Any interfaces changed? - [ ] Any backward compatibility impacted? - [ ] Document update required? - [ ] Testing done Please provide details on - Whether new unit test cases have been added or why no new tests are required? - How it is tested? Please attach test report. - Is it a performance related change? Please attach the performance test report. - Any additional information to help reviewers in testing this change. - [ ] For large changes, please consider breaking it into sub-tasks under an umbrella JIRA. You can merge this pull request into a Git repository by running: $ git pull https://github.com/kevinjmh/carbondata explain_block_skip Alternatively you can review and apply these changes as the patch at: https://github.com/apache/carbondata/pull/2711.patch To close this pull request, make a commit to your master/trunk branch with (at least) the following in the commit message: This closes #2711 ---- commit 0828b4d3f366b666602a3f9db89e862fc9bc0b89 Author: Manhua <kevinjmh@...> Date: 2018-09-12T03:29:46Z add block skip info ---- ---