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Posted to dev@phoenix.apache.org by "Ujjawal Kumar (Jira)" <ji...@apache.org> on 2023/06/13 04:02:00 UTC

[jira] [Created] (PHOENIX-6976) Add empty column discovery to ScanUtil via HRegion

Ujjawal Kumar created PHOENIX-6976:
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             Summary: Add empty column discovery to ScanUtil via HRegion
                 Key: PHOENIX-6976
                 URL: https://issues.apache.org/jira/browse/PHOENIX-6976
             Project: Phoenix
          Issue Type: Improvement
    Affects Versions: 5.1.3
            Reporter: Ujjawal Kumar


Features like PHOENIX-6888 depend upon empty column discovery to decide compaction behaviour, we can add a util method to ScanUtil so that empty column can be discovered without going through SYSTEM.CATALOG by scanning the HRegion (e.g. in case of HBase level coprocessors) and searching for empty column 



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