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Posted to dev@hive.apache.org by "Namit Jain (JIRA)" <ji...@apache.org> on 2013/03/22 06:07:16 UTC
[jira] [Commented] (HIVE-4219) explain dependency does not capture
the input table
[ https://issues.apache.org/jira/browse/HIVE-4219?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13609944#comment-13609944 ]
Namit Jain commented on HIVE-4219:
----------------------------------
This is a problem only for 'select * from T where condition on partition' queries, where a map-reduce job is not invoked.
> explain dependency does not capture the input table
> ---------------------------------------------------
>
> Key: HIVE-4219
> URL: https://issues.apache.org/jira/browse/HIVE-4219
> Project: Hive
> Issue Type: Bug
> Components: Query Processor
> Reporter: Namit Jain
> Assignee: Namit Jain
>
> hive> explain dependency select * from srcpart where ds is not null;
> OK
> {"input_partitions":[{"partitionName":"default@srcpart@ds=2008-04-08/hr=11"},{"partitionName":"default@srcpart@ds=2008-04-08/hr=12"},{"partitionName":"default@srcpart@ds=2008-04-09/hr=11"},{"partitionName":"default@srcpart@ds=2008-04-09/hr=12"}],"input_tables":[]}
> input_tables should contain srcpart
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