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Posted to dev@phoenix.apache.org by "James Taylor (JIRA)" <ji...@apache.org> on 2015/02/10 21:19:12 UTC

[jira] [Commented] (PHOENIX-1026) ParseNodeRewriter can rewrite StringConcatParseNode children

    [ https://issues.apache.org/jira/browse/PHOENIX-1026?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14314834#comment-14314834 ] 

James Taylor commented on PHOENIX-1026:
---------------------------------------

Can you elaborate, [~rajeshbabu]? What would be an example of a query where we could use an index but we're not?

> ParseNodeRewriter can rewrite StringConcatParseNode children 
> -------------------------------------------------------------
>
>                 Key: PHOENIX-1026
>                 URL: https://issues.apache.org/jira/browse/PHOENIX-1026
>             Project: Phoenix
>          Issue Type: Bug
>    Affects Versions: 5.0.0, 3.1, 4.1
>            Reporter: rajeshbabu
>            Priority: Minor
>
> if SQL expression with string concatenation has indexed columns then directly we can use index if possible.  At present ColumnParseNodes not having proper name in StringConcatParseNode so we are not able to use index.



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