save-buffer commented on code in PR #13143:
URL: https://github.com/apache/arrow/pull/13143#discussion_r883039628
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cpp/src/arrow/compute/exec/exec_plan.h:
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@@ -157,6 +169,8 @@ class ARROW_EXPORT ExecNode {
/// knows when it has received all input, regardless of order.
virtual void InputFinished(ExecNode* input, int total_batches) = 0;
+ virtual Status Init() { return Status::OK(); }
Review Comment:
Actually this is just the new name of `PrepareToProduce` that was put in in
the Bloom filter pushdown PR, so I'll just take that comment.
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