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Posted to dev@flink.apache.org by "Jingsong Lee (Jira)" <ji...@apache.org> on 2022/03/03 05:52:00 UTC
[jira] [Created] (FLINK-26457) Introduce Join Accumulator for Wide table
Jingsong Lee created FLINK-26457:
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Summary: Introduce Join Accumulator for Wide table
Key: FLINK-26457
URL: https://issues.apache.org/jira/browse/FLINK-26457
Project: Flink
Issue Type: Sub-task
Components: Table Store
Reporter: Jingsong Lee
Fix For: table-store-0.1.0
Consider a Join Accumulator, It will merge two records, completing the not-null fields.
It is very useful for wide tables, where two source tables join together to form a wide table.
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