public override DbExpression Visit(DbConstantExpression expression)
{
EntityUtil.CheckArgumentNull(expression, "expression");
// Note that it is only safe to call DbConstantExpression.GetValue because the call to
// DbExpressionBuilder.Constant must clone immutable values (byte[]).
return(VisitTerminal(expression, newType => CqtBuilder.Constant(newType, expression.GetValue())));
}