r object
    types.  It may or may not be appropriate for an extension to own the
    schema(s) its member objects are within.
   </P
><DIV
CLASS="SECT2"
><H2
CLASS="SECT2"
><A
NAME="AEN54879"
>35.15.1. Extension Files</A
></H2
><P
>     The <A
HREF="sql-createextension.html"
>CREATE EXTENSION</A
> command relies on a control
     file for each extension, which must be named the same as the extension
     with a suffix of <TT
CLASS="LITERAL"
>.control</TT
>, and must be placed in the
     installation's <TT