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Posted to issues@ignite.apache.org by "Konstantin Orlov (Jira)" <ji...@apache.org> on 2022/11/21 11:07:00 UTC

[jira] [Created] (IGNITE-18207) Sql. Pushdown DISTINCT aggregate with no particular function

Konstantin Orlov created IGNITE-18207:
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             Summary: Sql. Pushdown DISTINCT aggregate with no particular function
                 Key: IGNITE-18207
                 URL: https://issues.apache.org/jira/browse/IGNITE-18207
             Project: Ignite
          Issue Type: Improvement
          Components: sql
            Reporter: Konstantin Orlov


In order to reduce amount of rows to send over the network, for cases with DISTINCT aggregates and no particular aggregation function, IgniteAggregate[dist=single] can be copied to under the exchange with hash distribution.



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