ALTER LANGUAGE
Name
ALTER LANGUAGE -- change the definition of a procedural language
Synopsis
ALTER LANGUAGE name RENAME TO newnameDescription
   ALTER LANGUAGE changes the definition of a    language.  The only functionality is to rename the language.  Only    a superuser can rename languages.   
Parameters
- name
       Name of a language      
- newname
       The new name of the language      
Compatibility
   There is no ALTER LANGUAGE statement in the SQL    standard.