[ https://issues.apache.org/jira/browse/CALCITE-3405?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
jin xing updated CALCITE-3405: ------------------------------ Summary: Prune columns for ProjectableFilterableTable when Project is not simple mapping (was: Prune columns for ProjectableFilterableTable when project is not simple mapping) > Prune columns for ProjectableFilterableTable when Project is not simple > mapping > ------------------------------------------------------------------------------- > > Key: CALCITE-3405 > URL: https://issues.apache.org/jira/browse/CALCITE-3405 > Project: Calcite > Issue Type: Bug > Reporter: jin xing > Assignee: jin xing > Priority: Major > > Say *beatles* is a *ProjectableFilterableTable*, below Sqls fail to do column > pruning by *BindableTableScan* > {code:java} > Schema of beatles: > i int > j int > k int > select k, 3 from beatles; > select k + j from beatles;{code} > The reason is that *ProjectableFilterableTable* only works when the *Project* > is a simple mapping. > -- This message was sent by Atlassian Jira (v8.3.4#803005)