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https://issues.apache.org/jira/browse/TAJO-830?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Hyoungjun Kim updated TAJO-830:
-------------------------------
Attachment: TAJO-830.patch
> Some filter conditions with a SUBQUERY are removed by optimizer.
> ----------------------------------------------------------------
>
> Key: TAJO-830
> URL: https://issues.apache.org/jira/browse/TAJO-830
> Project: Tajo
> Issue Type: Bug
> Reporter: Hyoungjun Kim
> Assignee: Hyoungjun Kim
> Priority: Minor
> Attachments: TAJO-830.patch
>
>
> In the case of a next query, "col3 like '1993-11-24%';" condition removed by
> optimized.
> {code:sql}
> select a.*
> from (
> select
> L_RETURNFLAG as col1,
> L_EXTENDEDPRICE as col2,
> concat(L_RECEIPTDATE, L_LINESTATUS) as col3
> from lineitem
> ) a
> where col2 > 0 && col3 like '1993-11-24%';
> {code}
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