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https://issues.apache.org/jira/browse/HIVE-417?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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He Yongqiang updated HIVE-417:
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Attachment: hive-417－2009-07-18.patch
A Draft version of buiding(create/update) index.
Still needs:
1) reducer sorts a set positions of one key in memory, which may cause out of
memory when a index key occures too many times
2) the index output format can only use IgoreKeyTextOutputFormat right now.
> Implement Indexing in Hive
> --------------------------
>
> Key: HIVE-417
> URL: https://issues.apache.org/jira/browse/HIVE-417
> Project: Hadoop Hive
> Issue Type: New Feature
> Components: Metastore, Query Processor
> Affects Versions: 0.2.0, 0.3.0, 0.3.1, 0.4.0
> Reporter: Prasad Chakka
> Assignee: He Yongqiang
> Attachments: hive-417.proto.patch, hive-417－2009-07-18.patch
>
>
> Implement indexing on Hive so that lookup and range queries are efficient.
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