time date reworking linq

i wanted review datetime format "7/20/2008" ones database format "7/20/2008 7:14:53 am".

i attempted controlling "like" apportionment nonetheless work beacuse "like" apportionment uses wholly twine i am controlling date format.

can anyone tell modify review database lift adult datetime.

  stable vacant user_querytime()
    {
    dataclasses2datacontext dc1 = new dataclasses2datacontext();
    datetime date1;


    twine date = request.querystring.get("timeofmessage");
    date1 = convert.todatetime(date);

    var query7 = u dc1.syncback_logs
                 where u.timeofmessage = date1
                 orderby u.timeofmessage descending
                 name u;
    gridview1.datasource = query7;
    gridview1.databind();
    }