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Posted to issues@calcite.apache.org by "Bertil Chapuis (Jira)" <ji...@apache.org> on 2022/09/09 19:34:00 UTC

[jira] [Assigned] (CALCITE-5280) Implement geometry aggregate functions

     [ https://issues.apache.org/jira/browse/CALCITE-5280?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Bertil Chapuis reassigned CALCITE-5280:
---------------------------------------

    Assignee: Bertil Chapuis

> Implement geometry aggregate functions
> --------------------------------------
>
>                 Key: CALCITE-5280
>                 URL: https://issues.apache.org/jira/browse/CALCITE-5280
>             Project: Calcite
>          Issue Type: Improvement
>          Components: core
>            Reporter: Bertil Chapuis
>            Assignee: Bertil Chapuis
>            Priority: Minor
>
> Geometry aggregate functions (ST_Accum, ST_Collect, and ST_Union) are currently missing in Calcite. Using an AggregateFunctionImpl looks be pretty straightforward, but many aggregate function implement SqlAggFunction directly. What would be the best way to implement them?



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