[jira] [Created] (ARROW-11712) [Rust][DataFusion] Introduce PlanRewriter for rewriting plans

[Andrew Lamb (Jira)]

Andrew Lamb created ARROW-11712:
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             Summary: [Rust][DataFusion] Introduce PlanRewriter for rewriting 
plans
                 Key: ARROW-11712
                 URL: https://issues.apache.org/jira/browse/ARROW-11712
             Project: Apache Arrow
          Issue Type: Sub-task
            Reporter: Andrew Lamb


Introduce a PlanRewriter to encapsulate visiting all logical plan nodes and 
rewriting them bottom up (and get rid of utils::inputs, utils::exprs, etc)



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