Ashutosh Chauhan created HIVE-14378:
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Summary: Data size may be estimated as 0 if no columns are being
projected after an operator
Key: HIVE-14378
URL: https://issues.apache.org/jira/browse/HIVE-14378
Project: Hive
Issue Type: Bug
Components: Physical Optimizer, Statistics
Reporter: Ashutosh Chauhan
Assignee: Ashutosh Chauhan
in those cases we still emit rows.. but they may not have any columns within
it. We shouldn't estimate 0 data size in such cases.
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