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Posted to issues@hive.apache.org by "Jesus Camacho Rodriguez (Jira)" <ji...@apache.org> on 2020/12/11 01:21:00 UTC

[jira] [Assigned] (HIVE-24519) Optimize MV: Materialized views should not rebuild when tables are not modified

     [ https://issues.apache.org/jira/browse/HIVE-24519?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Jesus Camacho Rodriguez reassigned HIVE-24519:
----------------------------------------------

    Assignee: Krisztian Kasa

> Optimize MV: Materialized views should not rebuild when tables are not modified
> -------------------------------------------------------------------------------
>
>                 Key: HIVE-24519
>                 URL: https://issues.apache.org/jira/browse/HIVE-24519
>             Project: Hive
>          Issue Type: Sub-task
>          Components: Materialized views
>            Reporter: Rajesh Balamohan
>            Assignee: Krisztian Kasa
>            Priority: Major
>
> e.g
> {noformat}
> create materialized view c_c_address as 
> select c_customer_sk from customer c, customer_address ca where c_current_addr_sk = ca.ca_address_id;
> ALTER MATERIALIZED VIEW c_c_address REBUILD; <-- This shouldn't trigger rebuild, when source tables are not modified
>  {noformat}



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