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https://issues.apache.org/jira/browse/ASTERIXDB-3575?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Peeyush Gupta updated ASTERIXDB-3575:
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Summary: Pushdown predicates for Parquet external datasets to filter row
groups (was: Pushdown predicates for Parquet external datasets too filter row
groups)
> Pushdown predicates for Parquet external datasets to filter row groups
> ----------------------------------------------------------------------
>
> Key: ASTERIXDB-3575
> URL: https://issues.apache.org/jira/browse/ASTERIXDB-3575
> Project: Apache AsterixDB
> Issue Type: Improvement
> Components: EXT - External data
> Reporter: Peeyush Gupta
> Priority: Major
>
> Parquet files contain min-max values for each column for each row group. This
> information can be used to filter out row groups based on the predicates used
> in the query.
> We should pushdown predicates to external data scan for parquet to filter out
> row groups.
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