bowenli86 commented on a change in pull request #8212: [FLINK-11519][table] Add
function related catalog APIs
URL: https://github.com/apache/flink/pull/8212#discussion_r276851405
##########
File path:
flink-table/flink-table-common/src/main/java/org/apache/flink/table/catalog/ReadableCatalog.java
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@@ -132,4 +133,31 @@
*/
boolean tableExists(ObjectPath objectPath) throws CatalogException;
+ // ------ functions ------
+
+ /**
+ * Lists the names of all functions in the given database. An empty
list is returned if none is registered.
+ *
+ * @param dbName Name of the database.
+ * @return A list of the names of all registered functions in this
database.
+ * @throws DatabaseNotExistException
Review comment:
add description for when DatabaseNotExistException is thrown?
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