There is already a JIRA issue to trace this problem[1], maybe we can move the discussion to there.
[1] https://issues.apache.org/jira/browse/CALCITE-3261 Best, Danny Chan 在 2019年9月29日 +0800 AM11:39，Juan Pan <panj...@apache.org>，写道： > > > Hi everyone, > > > I executed SQL `select count(*) from tb1` through Calcite and > resultSet.getMetaData().getColumnName(i) in my project. But the result is > `EXPR$0` not `COUNT(*)`. > > > Is there any way to get real columnName? > > > Thanks for your attention. > > > Regard, > Trista > > > > > Juan Pan > > > panj...@apache.org > Juan Pan(Trista), Apache ShardingSphere >
