  This vastly simplifies migration to a new version of the extension
    that might contain more or different objects than the old version.
    Note however that you must have the extension's control, script, and
    other files available when loading such a dump into a new database.
   </P
><P
>    <SPAN
CLASS="PRODUCTNAME"
>PostgreSQL</SPAN
> will not let you drop an individual object
    contained in an extension, except by dropping the whole extension.
    Also, while you can change the definition of an