Details
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Improvement
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Status: Resolved
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Major
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Resolution: Fixed
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Impala 2.9.0
Description
Parquet dictionary filtering currently supports only non-nested data. It would be useful to be able to filter on nested data.
Filtering can only happen if the value of the nested data is required to be non-empty.
Attachments
Issue Links
- is related to
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IMPALA-4985 Evaluate parquet::Statistics to skip data in nested types
- Resolved