provides a number of time manipulation functions to
support objects of type <type>wall-time</type>.
</member>
+ <member>
+ <parameter>date</parameter> - a slot which stores the
+ date (without any time of day resolution) in a
+ column. &clsql; provides a number of time
+ manipulation functions that operate on date values.
+ </member>
<member>
<parameter>duration</parameter> - stores a
<type>duration</type> structure. &clsql; provides