bowenli86 commented on a change in pull request #10484: [FLINK-14906][table]
create and drop temp system functions from DDL t…
URL: https://github.com/apache/flink/pull/10484#discussion_r355161575
##########
File path:
flink-table/flink-table-api-java/src/main/java/org/apache/flink/table/catalog/FunctionCatalog.java
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@@ -204,6 +204,15 @@ public boolean
hasTemporaryCatalogFunction(ObjectIdentifier functionIdentifier)
return tempCatalogFunctions.containsKey(normalizedIdentifier);
}
+ /**
+ * Check whether a temporary system function is already registered.
+ * @param functionName the name of the function
+ * @return whether the temporary system function exists in the function
catalog
+ */
+ public boolean hasSystemCatalogFunction(String functionName) {
Review comment:
should be `hasTempSystemFunction`
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