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Posted to dev@flink.apache.org by "Caizhi Weng (Jira)" <ji...@apache.org> on 2022/02/09 06:34:00 UTC

[jira] [Created] (FLINK-26031) Support projection pushdown on keys and values in sst file readers

Caizhi Weng created FLINK-26031:
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             Summary: Support projection pushdown on keys and values in sst file readers
                 Key: FLINK-26031
                 URL: https://issues.apache.org/jira/browse/FLINK-26031
             Project: Flink
          Issue Type: Sub-task
          Components: Table Store
            Reporter: Caizhi Weng
             Fix For: 1.15.0


Projection pushdown is an optimization for sources. With this optimization, we can avoid reading useless columns and thus improve performance.



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