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Posted to issues@hive.apache.org by "Alan Gates (JIRA)" <ji...@apache.org> on 2015/03/26 04:48:54 UTC
[jira] [Commented] (HIVE-10091) Generate Hbase execution plan for
partition filter conditions in HbaseStore api calls
[ https://issues.apache.org/jira/browse/HIVE-10091?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14381307#comment-14381307 ]
Alan Gates commented on HIVE-10091:
-----------------------------------
I've left some comments on review board.
Also a question. If I read HBaseFilterPlanUtil correctly this can handle non-boolean expressions on initial keys right now, but not booleans or expressions on keys beyond the first one. I think it's fine to get this checked in as is and and functionality as we go. I just wanted to make sure I understood correctly.
> Generate Hbase execution plan for partition filter conditions in HbaseStore api calls
> -------------------------------------------------------------------------------------
>
> Key: HIVE-10091
> URL: https://issues.apache.org/jira/browse/HIVE-10091
> Project: Hive
> Issue Type: Sub-task
> Components: Metastore
> Reporter: Thejas M Nair
> Assignee: Thejas M Nair
> Fix For: hbase-metastore-branch
>
> Attachments: HIVE-10091.1.patch
>
>
> RawStore functions that support partition filtering are the following -
> getPartitionsByExpr
> getPartitionsByFilter (takes filter string as argument, used from hcatalog)
> We need to generate a query execution plan in terms of Hbase scan api calls for a given filter condition.
> NO PRECOMMIT TESTS
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