hive-issues mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Vineet Garg (JIRA)" <j...@apache.org>
Subject [jira] [Assigned] (HIVE-21395) Refactor HiveSemiJoinRule
Date Tue, 05 Mar 2019 19:07:00 GMT

     [ https://issues.apache.org/jira/browse/HIVE-21395?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Vineet Garg reassigned HIVE-21395:
----------------------------------


> Refactor HiveSemiJoinRule
> -------------------------
>
>                 Key: HIVE-21395
>                 URL: https://issues.apache.org/jira/browse/HIVE-21395
>             Project: Hive
>          Issue Type: Improvement
>          Components: Query Planning
>    Affects Versions: 4.0.0
>            Reporter: Vineet Garg
>            Assignee: Vineet Garg
>            Priority: Major
>
> Following refactoring needs to be done:
> * Update the rule matching pattern to avoid using HepVertex
> * HIVE-21338 adds logic to determine if rel plan will produce at most one row. Use this
in HiveSemiJoinRule



--
This message was sent by Atlassian JIRA
(v7.6.3#76005)

Mime
View raw message