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Posted to dev@parquet.apache.org by "Wes McKinney (JIRA)" <ji...@apache.org> on 2016/01/21 22:46:40 UTC

[jira] [Commented] (PARQUET-433) Specialize ColumnReaders based on the column type

    [ https://issues.apache.org/jira/browse/PARQUET-433?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15111352#comment-15111352 ] 

Wes McKinney commented on PARQUET-433:
--------------------------------------

[~asandryh] where do you stand on your patch for this? I have several other things to work on but PARQUET-435 is next up to start writing test for end-to-end reading of flat files

> Specialize ColumnReaders based on the column type
> -------------------------------------------------
>
>                 Key: PARQUET-433
>                 URL: https://issues.apache.org/jira/browse/PARQUET-433
>             Project: Parquet
>          Issue Type: Improvement
>          Components: parquet-cpp
>            Reporter: Aliaksei Sandryhaila
>
> ColumnReader class is used to read columns of all types. This leads to a lot of type checking and 'switch' statements. ColumnReaders should be specialized to different types, while sharing the same interface.



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