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From "Jakob Homan (JIRA)" <>
Subject [jira] [Commented] (HIVE-3585) Integrate Trevni as another columnar oriented file format
Date Thu, 03 Jan 2013 22:48:13 GMT


Jakob Homan commented on HIVE-3585:

But the Avro Serde wasn't added to a contrib package (org.apache.hadoop.hive.serde2.avro.AvroSerDe)
- so why should its Trevni variant be?  They share a *lot* of code.  If it weren't for some
subtle problems with updating partition schemas, I'd probably have just gone ahead and made
read/write from trevni a table property of tables using the AvroSerde rather than have a separate
> Integrate Trevni as another columnar oriented file format
> ---------------------------------------------------------
>                 Key: HIVE-3585
>                 URL:
>             Project: Hive
>          Issue Type: Improvement
>          Components: Serializers/Deserializers
>    Affects Versions: 0.10.0
>            Reporter: alex gemini
>            Assignee: Mark Wagner
>            Priority: Minor
> add new avro module trevni as another columnar format.New columnar format need a columnar
SerDe,seems fastutil is a good choice.the shark project use fastutil library as columnar serde
library but it seems too large (almost 15m) for just a few primitive array collection.

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