
><TD
>Does an index of this type manage fine-grained predicate locks?</TD
></TR
><TR
><TD
><TT
CLASS="STRUCTFIELD"
>amkeytype</TT
></TD
><TD
><TT
CLASS="TYPE"
>oid</TT
></TD
><TD
><TT
CLASS="LITERAL"
><A
HREF="catalog-pg-type.html"
><TT
CLASS="STRUCTNAME"
>pg_type</TT
></A
>.oid</TT
></TD
><TD
>Type of data stored in index, or zero if not a fixed type</TD
></TR
><TR
><TD
><TT
CLASS="STRUCTFIELD"
>aminsert</TT
></TD
><TD
><TT
CLASS="TYPE"
>regproc</TT
></TD
><TD
><TT
CLASS="LITERAL"
><A
HREF="catalog-pg-pro