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Posted to dev@parquet.apache.org by "Gang Wu (Jira)" <ji...@apache.org> on 2023/04/12 01:32:00 UTC

[jira] [Updated] (PARQUET-2251) Avoid generating Bloomfilter when all pages of a column are encoded by dictionary

     [ https://issues.apache.org/jira/browse/PARQUET-2251?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Gang Wu updated PARQUET-2251:
-----------------------------
    Fix Version/s: 1.13.0

> Avoid generating Bloomfilter when all pages of a column are encoded by dictionary
> ---------------------------------------------------------------------------------
>
>                 Key: PARQUET-2251
>                 URL: https://issues.apache.org/jira/browse/PARQUET-2251
>             Project: Parquet
>          Issue Type: Bug
>            Reporter: Mars
>            Priority: Major
>             Fix For: 1.13.0
>
>
> In parquet pageV1, even all pages of a column are encoded by dictionary, it will still generate BloomFilter. Actually it is unnecessary to generate BloomFilter and it cost time and occupy storage.
> Parquet pageV2 doesn't generate BloomFilter if all pages of a column are encoded by dictionary,



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