Andrei Sereda created CALCITE-2578:
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Summary: Support ANY_VALUE Aggregate Function in ElasticSearch
Adapter
Key: CALCITE-2578
URL: https://issues.apache.org/jira/browse/CALCITE-2578
Project: Calcite
Issue Type: Improvement
Components: elasticsearch-adapter
Reporter: Andrei Sereda
Assignee: Julian Hyde
Sometimes it is useful to return a single value from a multi-set (bucket).
{code:sql}
SELECT foo, ANY_VALUE(bar) FROM elastic GROUP BY foo
{code}
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