viirya commented on a change in pull request #31930:
URL: https://github.com/apache/spark/pull/31930#discussion_r599331611
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File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/Analyzer.scala
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@@ -1889,13 +1889,27 @@ class Analyzer(override val catalogManager:
CatalogManager)
private def resolveExpression(
expr: Expression,
resolveColumnByName: Seq[String] => Option[Expression],
- resolveColumnByOrdinal: Int => Attribute,
+ resolveByOrdinalCandidates: () => Seq[Attribute],
Review comment:
why don't just take `Seq[Attribute]`? Now we don't need ordinal param,
and the candidates are static.
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