private void CreateExternProc1(IQuery query)
{
var procName = ObjectName.Parse("APP.extProc");
var args = new[] {
new RoutineParameter("a", PrimitiveTypes.String()),
new RoutineParameter("b", PrimitiveTypes.String(), ParameterDirection.Output)
};
var externRef = ExternalRef.MakeRef(typeof(TestClass), "Procedure(string, string)");
var procInfo = new ExternalProcedureInfo(procName, args, externRef);
query.Access().CreateObject(procInfo);
}