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Posted to issues@hive.apache.org by "Xuefu Zhang (JIRA)" <ji...@apache.org> on 2015/04/21 15:37:58 UTC

[jira] [Updated] (HIVE-10302) Load small tables (for map join) in executor memory only once[Spark Branch]

     [ https://issues.apache.org/jira/browse/HIVE-10302?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Xuefu Zhang updated HIVE-10302:
-------------------------------
    Summary: Load small tables (for map join) in executor memory only once[Spark Branch]  (was: Cache small tables in memory [Spark Branch])

> Load small tables (for map join) in executor memory only once[Spark Branch]
> ---------------------------------------------------------------------------
>
>                 Key: HIVE-10302
>                 URL: https://issues.apache.org/jira/browse/HIVE-10302
>             Project: Hive
>          Issue Type: Improvement
>            Reporter: Jimmy Xiang
>            Assignee: Jimmy Xiang
>             Fix For: spark-branch
>
>         Attachments: HIVE-10302.spark-1.patch
>
>
> If we can cache small tables in executor memory, we could save some time in loading them from HDFS.



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