DROP LANGUAGE will remove the definition of the previously registered procedural language called name.
Do not throw an error if the function does not exist. A notice is issued in this case.
The name of an existing procedural language. For backward compatibility, the name may be enclosed by single quotes.
Automatically drop objects that depend on the language (such as functions in the language).
Refuse to drop the language if any objects depend on it. This is the default.
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