sent then setting this parameter to anything but zero will result
         in an error.  On some operating systems (e.g., Solaris), the function
         is present but does not actually do anything.
        </p><p>
         The default is 1 on supported systems, otherwise 0.  This value can
         be overridden for tables in a particular tablespace by setting the
         tablespace parameter of the same name (see
         <a class="xref" href="sql-altertablespace.html" title="ALTER TABLESPACE"><span cla