[jira] [Created] (IGNITE-14539) Calcite engine. Support DISTINCT ON expression

[Anton Vinogradov (Jira)]

Taras Ledkov created IGNITE-14539:
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             Summary: Calcite engine. Support DISTINCT ON expression
                 Key: IGNITE-14539
                 URL: https://issues.apache.org/jira/browse/IGNITE-14539
             Project: Ignite
          Issue Type: Improvement
          Components: sql
            Reporter: Taras Ledkov


Now DISTINCT ON expression isn't supported.
e.g.:
{{SELECT DISTINCT ON (lastName) firstName, lastName FROM Person WHERE ... }}
Test: {{aggregate/distinct/test_distinct_on.test_ignored}}




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