Minor: Use standard tree walk in Projection Pushdown #8787
Merged
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Which issue does this PR close?
Follow on to #8774 / #8735
Rationale for this change
The core issue in #8735 was that one Expr type was forgotten. @haohuaijin restored the extra
Expr
type ❤️However, I think there is still some danger than a new Expr type would be added and forgotten to be added to this area. Thus I propose using the standard
TreeVisitor
to do the recursionWhat changes are included in this PR?
Use
inspect_expr_pre
instead of manual recursionAre these changes tested?
Covered by existing tests
Are there any user-facing changes?
No