[HIVE-1622] Use CombineHiveInputFormat for the merge job if hive.merge.mapredfiles=true - ASF JIRA

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Type: Improvement
Status: Closed
Priority: Major
Resolution: Fixed
Affects Version/s: None
Fix Version/s: 0.7.0
Component/s: Query Processor
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Description

Currently map-only merge (using CombineHiveInputFormat) is only enabled for merging files generated by mappers. It should be used for files generated at readers as well.

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HIVE-1622.patch
08/Sep/10 18:55
126 kB
Ning Zhang
HIVE-1622_0.17.patch
13/Sep/10 05:09
85 kB
Ning Zhang

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Assignee:: Ning Zhang

Reporter:: Ning Zhang

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Dates

Created:: 08/Sep/10 18:06

Updated:: 16/Dec/11 23:59

Resolved:: 08/Sep/10 22:46