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Posted to issues@hive.apache.org by "Gopal V (JIRA)" <ji...@apache.org> on 2015/08/28 10:31:45 UTC

[jira] [Resolved] (HIVE-10175) DynamicPartitionPruning lacks a fast-path exit for large IN() queries

     [ https://issues.apache.org/jira/browse/HIVE-10175?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Gopal V resolved HIVE-10175.
----------------------------
       Resolution: Fixed
    Fix Version/s: 2.0.0
                   1.3.0

Pushed to master and branch-1, thanks [~jcamachorodriguez]!

> DynamicPartitionPruning lacks a fast-path exit for large IN() queries
> ---------------------------------------------------------------------
>
>                 Key: HIVE-10175
>                 URL: https://issues.apache.org/jira/browse/HIVE-10175
>             Project: Hive
>          Issue Type: Bug
>          Components: Physical Optimizer, Tez
>    Affects Versions: 1.2.0
>            Reporter: Gopal V
>            Assignee: Gopal V
>            Priority: Minor
>             Fix For: 1.3.0, 2.0.0
>
>         Attachments: HIVE-10175.1.patch, HIVE-10175.profile.html
>
>
> TezCompiler::runDynamicPartitionPruning() & ppr.PartitionPruner() calls the graph walker even if all tables provided to the optimizer are unpartitioned (or temporary) tables.
> This makes it extremely slow as it will walk & inspect a large/complex FilterOperator later in the pipeline.



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