GitHub user oxygen311 opened a pull request: https://github.com/apache/zeppelin/pull/3057
[Zeppelin 3582] Add type data to result of query from SQL ### What is this PR for? JDBCInterpreter knows type information for every SQL Query. We could save this info to pool and use it. There are three types of table column: - Number; - String; - Date. ### What type of PR is it? Improvement ### What is the Jira issue? [Zeppelin 3582](https://issues.apache.org/jira/projects/ZEPPELIN/issues/ZEPPELIN-3582) ### Screenshots  ### Questions: * Does the licenses files need update? No * Is there breaking changes for older versions? No * Does this needs documentation? No You can merge this pull request into a Git repository by running: $ git pull https://github.com/TinkoffCreditSystems/zeppelin ZEPPELIN-3582 Alternatively you can review and apply these changes as the patch at: https://github.com/apache/zeppelin/pull/3057.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 #3057 ---- ---- ---