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https://issues.apache.org/jira/browse/HIVE-20363?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Anurag Mantripragada updated HIVE-20363:
----------------------------------------
    Attachment: HIVE-20363.1.patch
        Status: Patch Available  (was: Open)

> Use integer constants for frequently used serde classes.
> --------------------------------------------------------
>
>                 Key: HIVE-20363
>                 URL: https://issues.apache.org/jira/browse/HIVE-20363
>             Project: Hive
>          Issue Type: Improvement
>          Components: Metastore, Standalone Metastore
>            Reporter: Anurag Mantripragada
>            Assignee: Anurag Mantripragada
>            Priority: Major
>         Attachments: HIVE-20363.1.patch
>
>
> Serde libraries are stored as fully qualified class names which are long 
> strings, we can get improvements in I/O and storage if we store integer 
> constants for frequently used serde classes in the backend DB.
> For example:
> {code:java}
> org.apache.hadoop.hive.serde2.avro.AvroSerDe"---> 1
> parquet.hive.serde.ParquetHiveSerDe" ---> 2
> ...{code}
>  Review the patch at: 
> https://reviews.apache.org/r/68546/



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