cloud-fan commented on a change in pull request #29502:
URL: https://github.com/apache/spark/pull/29502#discussion_r482081195
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File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/catalog/SessionCatalog.scala
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@@ -1369,6 +1369,20 @@ class SessionCatalog(
functionRegistry.registerFunction(func, info, builder)
}
+ /**
+ * Make sure function class is on the classpath.
+ */
+ def requireFunctionClassExists(funcDefinition: CatalogFunction): Unit = {
+ val className = funcDefinition.className
+ if (!Utils.classIsLoadable(className)) {
Review comment:
can we reuse the code with `registerFunction`?
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