Hyunsik Choi created TAJO-2138:
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Summary: Implement EvalNode visitor designed for expression
transformation
Key: TAJO-2138
URL: https://issues.apache.org/jira/browse/TAJO-2138
Project: Tajo
Issue Type: Sub-task
Components: Planner/Optimizer
Reporter: Hyunsik Choi
The current EvalNode visitor is not good for plan transformation. The main
objective of this issue is to design and implement the visitor for eval node
transformation. In other words, each visit of the visitor should result in an
immutable node.
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