WANG Weinan created HAWQ-1593:
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Summary: Vectorized execution condition check in plan tree
Key: HAWQ-1593
URL: https://issues.apache.org/jira/browse/HAWQ-1593
Project: Apache HAWQ
Issue Type: Sub-task
Reporter: WANG Weinan
Assignee: Radar Lei
check and assign "v" tag in plan tree each node.
if a node is a leaf node and all expression can be vectorized execute, assign a
"v" tag
if a node's all child nodes are assigned "v" tag and all expression can be
vectorized execute, assign a "v" tag
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