E"
>regproc</TT
></TD
><TD
><TT
CLASS="LITERAL"
><A
HREF="catalog-pg-proc.html"
><TT
CLASS="STRUCTNAME"
>pg_proc</TT
></A
>.oid</TT
></TD
><TD
><SPAN
CLASS="QUOTE"
>"Next valid tuple"</SPAN
> function, or zero if none</TD
></TR
><TR
><TD
><TT
CLASS="STRUCTFIELD"
>amgetbitmap</TT
></TD
><TD
><TT
CLASS="TYPE"
>regproc</TT
></TD
><TD
><TT
CLASS="LITERAL"
><A
HREF="catalog-pg-proc.html"
><TT
CLASS="STRUCTNAME"
>pg_proc</TT
></A
>.oid</TT
></TD
><TD
><SPAN
CLASS="QUOTE"
>"Fetch all valid tuples"</SPAN
> function