aljoscha commented on a change in pull request #10519: [FLINK-12283][table]
Relax UDF constraints by using the ClosureCleaner
URL: https://github.com/apache/flink/pull/10519#discussion_r357698579
##########
File path:
flink-table/flink-table-api-java/src/main/java/org/apache/flink/table/expressions/resolver/rules/ResolveCallByArgumentsRule.java
##########
@@ -220,6 +227,43 @@ private ResolvedExpression runLegacyTypeInference(
})
.collect(Collectors.toList());
}
+
+ /**
+ * Validates and cleans an inline, unregistered {@link
UserDefinedFunction}.
+ */
+ private FunctionDefinition
prepareUserDefinedFunction(FunctionDefinition definition) {
+ if (definition instanceof ScalarFunctionDefinition) {
+ final ScalarFunctionDefinition sf =
(ScalarFunctionDefinition) definition;
+
UserDefinedFunctionHelper.prepareFunction(resolutionContext.configuration(),
sf.getScalarFunction());
+ return new ScalarFunctionDefinition(
Review comment:
Ok, good to merge, then!
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