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From "Scott Carey (JIRA)" <j...@apache.org>
Subject [jira] Updated: (AVRO-557) Speed up one-time data decoding
Date Tue, 10 Aug 2010 20:22:18 GMT

     [ https://issues.apache.org/jira/browse/AVRO-557?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Scott Carey updated AVRO-557:
-----------------------------

    Attachment: AVRO-557-partial.patch

partial patch with updates to Perf.java for measuring performance impact.

> Speed up one-time data decoding
> -------------------------------
>
>                 Key: AVRO-557
>                 URL: https://issues.apache.org/jira/browse/AVRO-557
>             Project: Avro
>          Issue Type: Improvement
>          Components: java
>    Affects Versions: 1.3.2
>            Reporter: Kevin Oliver
>            Assignee: Doug Cutting
>             Fix For: 1.4.0
>
>         Attachments: AVRO-557-partial.patch, AVRO-557.patch, AVRO-557.patch, AVRO-557.patch,
AVRO-557.patch
>
>
> There are big gains to be had in performance when using a BinaryDecoder and a GenericDatumReader
just one time. This is due to the relatively expensive parsing and initialization that came
with 1.3. Patch with example code and a Perf harness to follow.

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