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Jesus Camacho Rodriguez commented on HIVE-16934: ------------------------------------------------ [~ashutoshc], regenerated last q file changes and created RB in: https://reviews.apache.org/r/60395/ I read your mind :) > Transform COUNT(x) into COUNT() when x is not nullable > ------------------------------------------------------ > > Key: HIVE-16934 > URL: https://issues.apache.org/jira/browse/HIVE-16934 > Project: Hive > Issue Type: Improvement > Components: Logical Optimizer > Reporter: Jesus Camacho Rodriguez > Assignee: Jesus Camacho Rodriguez > Attachments: HIVE-16934.01.patch, HIVE-16934.02.patch, > HIVE-16934.patch > > > Add a rule to simplify COUNT aggregation function if possible, removing > expressions that cannot be nullable from its parameters. -- This message was sent by Atlassian JIRA (v6.4.14#64029)