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Jiatao Tao commented on CALCITE-4149:
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[~julianhyde]
It's really hard for us to archive this as
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Julian Hyde commented on CALCITE-4149:
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If rules guaranteed to preserve aliases there are several
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Jiatao Tao commented on CALCITE-4149:
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Hi [~julianhyde] RelRoot#project has aliases, the project
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Julian Hyde commented on CALCITE-4149:
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Rules don’t promise to preserve aliases. Therefore I think
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Jiatao Tao commented on CALCITE-4149:
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org.apache.calcite.rel.rules.ProjectRemoveRule#isTrivial