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Posted to issues@calcite.apache.org by "Julian Hyde (JIRA)" <ji...@apache.org> on 2015/02/08 18:31:35 UTC

[jira] [Resolved] (CALCITE-88) Add collation as a trait and a kind of RelNode metadata

     [ https://issues.apache.org/jira/browse/CALCITE-88?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Julian Hyde resolved CALCITE-88.
--------------------------------
       Resolution: Fixed
    Fix Version/s: 1.1.0-incubating

Fixed in http://git-wip-us.apache.org/repos/asf/incubator-calcite/commit/2709896e.

> Add collation as a trait and a kind of RelNode metadata
> -------------------------------------------------------
>
>                 Key: CALCITE-88
>                 URL: https://issues.apache.org/jira/browse/CALCITE-88
>             Project: Calcite
>          Issue Type: Bug
>            Reporter: GitHub Import
>            Assignee: Julian Hyde
>              Labels: github-import
>             Fix For: 1.1.0-incubating
>
>
> Allow for traits to propagate up the tree.
> Ex: J2-F-J1
> If J1 uses SortMerge for Join then filter carries forward sordidness trait on join keys; If J2 is joining on same keys then it can take advantage of the sordidness trait of its child.
> ---------------- Imported from GitHub ----------------
> Url: https://github.com/julianhyde/optiq/issues/88
> Created by: [jpullokkaran|https://github.com/jpullokkaran]
> Labels: 
> Created at: Thu Nov 28 00:21:59 CET 2013
> State: open



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