w an error if the script file is fed to <SPAN
CLASS="APPLICATION"
>psql</SPAN
>
     rather than being loaded via <TT
CLASS="COMMAND"
>CREATE EXTENSION</TT
> (see example
     script below).  Without that, users might accidentally load the
     extension's contents as <SPAN
CLASS="QUOTE"
>"loose"</SPAN
> objects rather than as an
     extension, a state of affairs that's a bit tedious to recover from.
    </P
><P
>     While the script files can contain any characters allowed by the specified
     encoding,