</para>
<para>
- Currently, there are five different privileges: select (read),
- insert (append), update (write), delete, and
- <literal>RULE</literal>, the permission to create a rewrite rule on
- a table. The right to modify or destroy an object is always the
- privilege of the owner only. To assign privileges, the
- <command>GRANT</command> command is used. So, if
+ There are several different privileges: <literal>SELECT</literal>
+ (read), <literal>INSERT</literal> (append), <literal>UPDATE</literal>
+ (write), <literal>DELETE</literal>, <literal>RULE</literal>,
+ <literal>REFERENCES</literal> (foreign key), and
+ <literal>TRIGGER</literal>. (See the <command>GRANT</command> manual
+ page for more detailed information.) The right to modify or destroy
+ an object is always the privilege of the owner only. To assign
+ privileges, the <command>GRANT</command> command is used. So, if
<literal>joe</literal> is an existing user, and
- <literal>accounts</literal> is an existing table, write access can
- be granted with
+ <literal>accounts</literal> is an existing table, write access can be
+ granted with
<programlisting>
GRANT UPDATE ON accounts TO joe;
</programlisting>