QL</SPAN
>. See
         
         <A
HREF="datatype-datetime.html"
>Section 8.5</A
>
         for more information.
        </P
></DD
><DT
><TT
CLASS="OPTION"
>--disable-float4-byval</TT
></DT
><DD
><P
>         Disable passing float4 values <SPAN
CLASS="QUOTE"
>"by value"</SPAN
>, causing them
         to be passed <SPAN
CLASS="QUOTE"
>"by reference"</SPAN
> instead.  This option costs
         performance, but may be needed for compatibility with old
         user-defined functions that are written in C 