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Posted to dev@avro.apache.org by "David Taylor (JIRA)" <ji...@apache.org> on 2014/01/14 15:41:51 UTC

[jira] [Updated] (AVRO-1438) C# reader performance improvement

     [ https://issues.apache.org/jira/browse/AVRO-1438?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

David Taylor updated AVRO-1438:
-------------------------------

    Attachment: RecordSchema.cs.diff

Patch attached.

> C# reader performance improvement
> ---------------------------------
>
>                 Key: AVRO-1438
>                 URL: https://issues.apache.org/jira/browse/AVRO-1438
>             Project: Avro
>          Issue Type: Improvement
>          Components: csharp
>    Affects Versions: 1.7.5
>            Reporter: David Taylor
>            Priority: Minor
>         Attachments: RecordSchema.cs.diff
>
>
> GenericReader/SpecificReader spend a lot of time comparing the reader/writer schema.  Remembering the last good match speeds things up about 15% in my tests using the avro.pref project for timings.  This does not impact the DatumReader implementation.



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