[jira] [Created] (BEAM-12098) COUNT([]) returns no output.

[Kyle Weaver (Jira)]

Kyle Weaver created BEAM-12098:
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             Summary: COUNT([]) returns no output.
                 Key: BEAM-12098
                 URL: https://issues.apache.org/jira/browse/BEAM-12098
             Project: Beam
          Issue Type: Bug
          Components: dsl-sql-zetasql
            Reporter: Kyle Weaver


SELECT COUNT(x) FROM UNNEST([]) AS x

should return 0, returns nothing.

See 
https://github.com/apache/beam/pull/14392/commits/0357ffc4c17b2b756c7ab2b285202d3637c81f41



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