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https://issues.apache.org/jira/browse/HAWQ-1660?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Radar Lei updated HAWQ-1660:
----------------------------
    Fix Version/s: 2.5.0.0

> optimize parquet scan
> ---------------------
>
>                 Key: HAWQ-1660
>                 URL: https://issues.apache.org/jira/browse/HAWQ-1660
>             Project: Apache HAWQ
>          Issue Type: Improvement
>          Components: Storage
>    Affects Versions: 2.4.0.0
>            Reporter: Kuien Liu
>            Assignee: Kuien Liu
>            Priority: Minor
>             Fix For: 2.5.0.0
>
>
> I saw Mr. Wen Lin's work on bloomfilter, and push down the fitler into 
> parquet scan. It provide a chance to accelerate further, that is: read the 
> hash-key-attributes first and perform filter, if positive, fetch the 
> remaining columns from parquet. does it make sense?



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