allisonwang-db commented on a change in pull request #31791:
URL: https://github.com/apache/spark/pull/31791#discussion_r607381713
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File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/catalog/SessionCatalog.scala
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@@ -1521,6 +1543,8 @@ class SessionCatalog(
val qualifiedName = name.copy(database = database)
functionRegistry.lookupFunction(name)
.orElse(functionRegistry.lookupFunction(qualifiedName))
+ .orElse(tableFunctionRegistry.lookupFunction(name))
+ .orElse(tableFunctionRegistry.lookupFunction(qualifiedName))
Review comment:
Good point. Unlike non-table functions, there is no table function whose
name can be qualified. We can remove the lookup function call with qualified
name.
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