// < public abstract T Visit(DbLessThanExpression exp);
// < public override DbExpression Visit(DbLessThanExpression exp) { return(new DbLessThanExpression(this.MakeNewExpression(exp.Left), this.MakeNewExpression(exp.Right), exp.Method)); }
// < public virtual T Visit(DbLessThanExpression exp) { throw new NotImplementedException(); }