Daniel Dai created PIG-5220:
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Summary: Improve NestedLimitOptimizer to handle general limit push
up
Key: PIG-5220
URL: https://issues.apache.org/jira/browse/PIG-5220
Project: Pig
Issue Type: Improvement
Components: impl
Reporter: Daniel Dai
Assignee: Daniel Dai
Fix For: 0.17.0
Currently, NestedLimitOptimizer only handles the case limit right after sort.
In general, we shall push up limit recursively similar to LimitOptimizer.
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