beliefer commented on a change in pull request #24312: [SQL] Unnecessary access
to externalCatalog
URL: https://github.com/apache/spark/pull/24312#discussion_r272831834
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File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/catalog/SessionCatalog.scala
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@@ -1105,10 +1105,16 @@ class SessionCatalog(
* Check if the function with the specified name exists
*/
def functionExists(name: FunctionIdentifier): Boolean = {
- val db = formatDatabaseName(name.database.getOrElse(getCurrentDatabase))
Review comment:
The `db` is not only pass to `externalCatalog.functionExists` but also used
to check.
So I think this change need more thinking.
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