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https://issues.apache.org/jira/browse/HIVE-8621?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Suhas Satish updated HIVE-8621:
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Description:
The number of broadcast variables that must be created is m x n where
'm' is the number of small tables in the (m+1) way join and n is the number of
buckets of tables. If unbucketed, n=1
This is a sub-task of map-join for spark
https://issues.apache.org/jira/browse/HIVE-7613
This can use the baseline patch for map-join
https://issues.apache.org/jira/browse/HIVE-8616
was:
In the title of the jira, 'm' is the number of small tables in the (m+1)- way
join and n is the number of buckets of tables. If unbucketed, n=1
This is a sub-task of map-join for spark
https://issues.apache.org/jira/browse/HIVE-7613
This can use the baseline patch for map-join
https://issues.apache.org/jira/browse/HIVE-8616
> Aggregate all small table join data into m x n broadcast variables [Spark
> Branch]
> ---------------------------------------------------------------------------------
>
> Key: HIVE-8621
> URL: https://issues.apache.org/jira/browse/HIVE-8621
> Project: Hive
> Issue Type: Sub-task
> Reporter: Suhas Satish
> Assignee: Suhas Satish
>
> The number of broadcast variables that must be created is m x n where
> 'm' is the number of small tables in the (m+1) way join and n is the number
> of buckets of tables. If unbucketed, n=1
> This is a sub-task of map-join for spark
> https://issues.apache.org/jira/browse/HIVE-7613
> This can use the baseline patch for map-join
> https://issues.apache.org/jira/browse/HIVE-8616
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