Zongtian Hou created HAWQ-1767:
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Summary: add agg function using disk memory with intermediate
output
Key: HAWQ-1767
URL: https://issues.apache.org/jira/browse/HAWQ-1767
Project: Apache HAWQ
Issue Type: New Feature
Components: Query Execution
Reporter: Zongtian Hou
Assignee: Lei Chang
Fix For: 2.5.0.0
when agg function exceed memory limit, it can will report oom.
add feature for agg function using disk memory and intermediate output
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