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Posted to dev@tajo.apache.org by "Hyunsik Choi (JIRA)" <ji...@apache.org> on 2013/10/13 16:50:41 UTC
[jira] [Resolved] (TAJO-245) org.apache.tajo.algebra.FunctionExpr
cannot be cast to org.apache.tajo.algebra.ColumnReferenceExpr
[ https://issues.apache.org/jira/browse/TAJO-245?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Hyunsik Choi resolved TAJO-245.
-------------------------------
Resolution: Fixed
Fix Version/s: 0.2-incubating
I've just committed it. Thank you for your review!
> org.apache.tajo.algebra.FunctionExpr cannot be cast to org.apache.tajo.algebra.ColumnReferenceExpr
> --------------------------------------------------------------------------------------------------
>
> Key: TAJO-245
> URL: https://issues.apache.org/jira/browse/TAJO-245
> Project: Tajo
> Issue Type: Bug
> Reporter: Seungun Choe
> Assignee: Hyunsik Choi
> Fix For: 0.2-incubating
>
> Attachments: TAJO-245.patch
>
>
> {code}
> SELECT
> col1, col2, col3,
> CASE
> WHEN split_part(split_part(col4,'id=', 2), '&', 1) IS NOT NULL THEN ''
> ELSE
> CASE
> WHEN col4 like '/%' THEN split_part(col4,'/', 2)
> ELSE split_part(col4,'/', 1)
> END
> END AS col4, split_part(split_part(col4,'id=', 2), '&', 1) AS id
> FROM table1
> WHERE tmp='asdf';
> {code}
> error msg
> {code}
> org.apache.tajo.algebra.FunctionExpr cannot be cast to org.apache.tajo.algebra.ColumnReferenceExpr
> {code}
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