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https://issues.apache.org/jira/browse/HIVE-22258?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Jesus Camacho Rodriguez reassigned HIVE-22258:
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Assignee: Jesus Camacho Rodriguez
> Rewriting fails for `IN` clauses in MV and query when we use equals or subset
> in the query
> ------------------------------------------------------------------------------------------
>
> Key: HIVE-22258
> URL: https://issues.apache.org/jira/browse/HIVE-22258
> Project: Hive
> Issue Type: Sub-task
> Components: CBO, Materialized views
> Affects Versions: 3.1.2
> Reporter: Steve Carlin
> Assignee: Jesus Camacho Rodriguez
> Priority: Major
> Attachments: in-pred.sql
>
>
> ...as stated in title. Script is attached. The issue can be seen with these
> queries:
>
> create materialized view av1 stored as orc as select state, year,
> sum(population) from census_pop where year IN (2010, 2018) group by state,
> year;
> -- this is ok
> explain extended select state, year, sum(population) from census_pop where
> year IN (2010, 2018) group by state, year;
> -- this is not ok
> explain extended select state, year, sum(population) from census_pop where
> year = 2010 group by state, year;
> -- this is not ok
> explain extended select state, year, sum(population) from census_pop where
> year in (2010) group by state, year;
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