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Posted to issues@calcite.apache.org by "Wenzheng Liu (JIRA)" <ji...@apache.org> on 2018/03/29 11:02:00 UTC

[jira] [Updated] (CALCITE-2231) the unparsed result of union selects as subselect in select clause is not valid

     [ https://issues.apache.org/jira/browse/CALCITE-2231?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Wenzheng Liu updated CALCITE-2231:
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    Summary: the unparsed result of union selects as subselect in select clause is not valid  (was: union selects as subselect in select clause unparsed result is not valid)

> the unparsed result of union selects as subselect in select clause is not valid
> -------------------------------------------------------------------------------
>
>                 Key: CALCITE-2231
>                 URL: https://issues.apache.org/jira/browse/CALCITE-2231
>             Project: Calcite
>          Issue Type: Bug
>          Components: core
>            Reporter: Wenzheng Liu
>            Assignee: Julian Hyde
>            Priority: Major
>
> for example, "select a1, b1 from t1, (select a2, b2 from t2 union select a3, b3 from t3)" will be unparsed as "select a1, b1, from t1, select a2, b2 from t2 union select a3, b3 from t3". Obviously, "(" and ")" is needed in union selects clause



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