Github user dongjoon-hyun commented on a diff in the pull request:
https://github.com/apache/spark/pull/14132#discussion_r71097403
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/Analyzer.scala
---
@@ -87,6 +87,7 @@ class Analyzer(
EliminateUnions),
Batch("Resolution", fixedPoint,
ResolveRelations ::
+ SubstituteHints ::
--- End diff --
That's a good point. What is the best policy for a `Rule` with a fixedPoint
`Once`?
To minimize the side effect of `Hint` for other rules, I put it at the very
next of `ResolveRelation`.
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