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https://issues.apache.org/jira/browse/HIVE-25240?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Krisztian Kasa updated HIVE-25240:
----------------------------------
Resolution: Fixed
Status: Resolved (was: Patch Available)
Pushed to master. Thanks [~jcamachorodriguez] for review.
> Query Text based MaterializedView rewrite of subqueries
> -------------------------------------------------------
>
> Key: HIVE-25240
> URL: https://issues.apache.org/jira/browse/HIVE-25240
> Project: Hive
> Issue Type: Improvement
> Reporter: Krisztian Kasa
> Assignee: Krisztian Kasa
> Priority: Major
> Labels: CBO, materializedviews, pull-request-available
> Fix For: 4.0.0
>
> Time Spent: 0.5h
> Remaining Estimate: 0h
>
> {code}
> create materialized view mat1 as
> select col0 from t1 where col0 > 1;
> explain cbo
> select col0 from
> (select col0 from t1 where col0 > 1) sub
> where col0 = 10;
> {code}
> {code}
> HiveProject(col0=[CAST(10):INTEGER])
> HiveFilter(condition=[=($0, 10)])
> HiveTableScan(table=[[default, mat1]], table:alias=[default.mat1])
> {code}
>
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