Zoltán Borók-Nagy created IMPALA-15138:
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Summary: Add support for DELTA_LENGTH_BYTE_ARRAY Parquet encoding
Key: IMPALA-15138
URL: https://issues.apache.org/jira/browse/IMPALA-15138
Project: IMPALA
Issue Type: New Feature
Components: Backend
Reporter: Zoltán Borók-Nagy
Parquet says DELTA_LENGTH_BYTE_ARRAY is preferred over PLAIN encoding for byte
arrays:
[https://github.com/apache/parquet-format/blob/master/Encodings.md#DELTALENGTH]
Latest Trino also switched to this encoding:
[https://github.com/trinodb/trino/commit/dc304f4a47c1b0d68d39557b6c6bbbd87ebb4743]
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