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Posted to issues@hive.apache.org by "Jesus Camacho Rodriguez (JIRA)" <ji...@apache.org> on 2016/09/15 14:28:20 UTC
[jira] [Updated] (HIVE-14492) Optimize query in CREATE MATERIALIZED
VIEW statement in Calcite
[ https://issues.apache.org/jira/browse/HIVE-14492?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Jesus Camacho Rodriguez updated HIVE-14492:
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Description: When we create a materialized view, the query specified in the statement should be optimized by Calcite, as this might make a huge performance difference when we materialize the results. (was: When we create a materialized view, the query specified in the statement should be optimized by Calcite, as this might make a huge performance difference when we materialize the results.
Further, Calcite optimization should be trigger too when we execute {{ALTER MATERIALIZED VIEW ... REBUILD}}, as the changes in the original tables might lead to a new optimized plan.)
> Optimize query in CREATE MATERIALIZED VIEW statement in Calcite
> ---------------------------------------------------------------
>
> Key: HIVE-14492
> URL: https://issues.apache.org/jira/browse/HIVE-14492
> Project: Hive
> Issue Type: Sub-task
> Components: Materialized views
> Affects Versions: 2.2.0
> Reporter: Jesus Camacho Rodriguez
> Assignee: Jesus Camacho Rodriguez
> Fix For: 2.2.0
>
>
> When we create a materialized view, the query specified in the statement should be optimized by Calcite, as this might make a huge performance difference when we materialize the results.
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