-- -- content_type__unregister_mime_type/2 -- create or replace function content_type__unregister_mime_type( character varying, character varying ) returns int4 as $$ declare unregister_mime_type__content_type alias for $1; unregister_mime_type__mime_type alias for $2; begin delete from cr_content_mime_type_map where content_type = unregister_mime_type__content_type and mime_type = unregister_mime_type__mime_type; return 0; end;$$ language plpgsql;