GitHub user manishgupta88 opened a pull request: https://github.com/apache/carbondata/pull/2725
[WIP] Added code to support storing min max for string columns based on number of characacters - [ ] 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/manishgupta88/carbondata string_min_max_decision Alternatively you can review and apply these changes as the patch at: https://github.com/apache/carbondata/pull/2725.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 #2725 ---- commit 6ef6d880e68aa3bfc1c704659c916b384e5d545a Author: manishgupta88 <tomanishgupta18@...> Date: 2018-09-14T05:13:20Z Modified code to support writing the min max flag for all the columns in the metadata. This will help in deciding whether min max for a column is written or not commit 4ed24f3972cb4c03133912ba8a1c9d35b3122e7a Author: manishgupta88 <tomanishgupta18@...> Date: 2018-09-15T06:20:03Z Modified code to support filter query using min max flag for a column ---- ---