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Revision 1211767

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Author: heyongqiang
Date: Thu Dec 8 06:41:02 2011 UTC (12 years, 4 months ago)
Changed paths: 6
Log Message: 
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

Changed paths

Path Details
Directoryhive/trunk/ql/src/java/org/apache/hadoop/hive/ql/exec/DDLTask.java modified , text changed
Directoryhive/trunk/ql/src/java/org/apache/hadoop/hive/ql/metadata/MetaDataFormatUtils.java modified , text changed
Directoryhive/trunk/ql/src/test/queries/clientpositive/partition_schema1.q added
Directoryhive/trunk/ql/src/test/results/clientpositive/alter_table_serde.q.out modified , text changed
Directoryhive/trunk/ql/src/test/results/clientpositive/exim_04_evolved_parts.q.out modified , text changed
Directoryhive/trunk/ql/src/test/results/clientpositive/partition_schema1.q.out added
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