waynexia commented on PR #2715:
URL:
https://github.com/apache/arrow-datafusion/pull/2715#issuecomment-1157776040
Sorry for the late reply.
> I wonder if we can somehow add a test for this? Or maybe it is not
necessary
Test case for this is helpful. I'll add one. But I haven't figured out when
this behavior becomes a bug. As I remember our optimizer used to run optimize
rules many cycles. It should be a point after the optimizer only runs once.
Anyway, depending on other module's unspecified behavior is dumb, I need to
avoid this.
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