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https://issues.apache.org/jira/browse/KYLIN-2888?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16307675#comment-16307675
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jiatao.tao commented on KYLIN-2888:
-----------------------------------
duplicate with 2887
> Subquery columns not exported in OLAPContext allColumns
> -------------------------------------------------------
>
> Key: KYLIN-2888
> URL: https://issues.apache.org/jira/browse/KYLIN-2888
> Project: Kylin
> Issue Type: Bug
> Reporter: Roger Shi
>
> Query like this returns empty value, because olap context allColumns field
> isn't set rightly.
> ```sql
> select c.COUNTRY, c.NAME,b.TRANS_ID, b.BUYER_ID from KYLIN_COUNTRY c join (
> select * from KYLIN_SALES s join KYLIN_ACCOUNT a on s.SELLER_ID =
> a.ACCOUNT_ID where a.ACCOUNT_ID <= 10000866
> ) b on b.ACCOUNT_COUNTRY = c.COUNTRY
> ```
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