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https://issues.apache.org/jira/browse/HIVE-1003?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13165068#comment-13165068
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Hudson commented on HIVE-1003:
------------------------------
Integrated in Hive-trunk-h0.23.0 #7 (See
[https://builds.apache.org/job/Hive-trunk-h0.23.0/7/])
HIVE-1003 [jira] optimize metadata only queries
(Namit Jain via Yongqiang He)
Summary:
testing
Queries like:
select max(ds) from T
where ds is a partitioning column should be optimized.
Test Plan: EMPTY
Reviewers: JIRA, heyongqiang
Reviewed By: heyongqiang
CC: njain, heyongqiang
Differential Revision: 105
heyongqiang :
http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1211767
Files :
* /hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/exec/DDLTask.java
*
/hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/metadata/MetaDataFormatUtils.java
* /hive/trunk/ql/src/test/queries/clientpositive/partition_schema1.q
* /hive/trunk/ql/src/test/results/clientpositive/alter_table_serde.q.out
* /hive/trunk/ql/src/test/results/clientpositive/exim_04_evolved_parts.q.out
* /hive/trunk/ql/src/test/results/clientpositive/partition_schema1.q.out
> optimize metadata only queries
> ------------------------------
>
> Key: HIVE-1003
> URL: https://issues.apache.org/jira/browse/HIVE-1003
> Project: Hive
> Issue Type: New Feature
> Components: Query Processor
> Reporter: Namit Jain
> Assignee: Marcin Kurczych
> Fix For: 0.8.0, 0.9.0
>
> Attachments: D105.1.patch, D105.2.patch, HIVE-1003.1.patch,
> HIVE-1003.D105.3.patch, hive.1003.2.patch, hive.1003.3.patch,
> hive.1003.4.patch
>
>
> Queries like:
> select max(ds) from T
> where ds is a partitioning column should be optimized.
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