Stamatis Zampetakis created CALCITE-3462:
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Summary: Add method in RelBuilder for conveniently projecting out
expressions
Key: CALCITE-3462
URL: https://issues.apache.org/jira/browse/CALCITE-3462
Project: Calcite
Issue Type: Improvement
Components: core
Affects Versions: 1.21.0
Reporter: Stamatis Zampetakis
Assignee: Stamatis Zampetakis
Fix For: 1.22.0
Add a new method in RelBuilder (i.e., {{RelBuilder.projectMinus}}) to
facilitate the task of projecting out certain expressions from the top of the
plan.
The proposed method is purely for convenience and is the dual of the existing
{{RelBuilder.projectPlus}}.
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