public IHttpActionResult PostCustomer_View(Customer_View customer_View)
        {
            if (!ModelState.IsValid)
            {
                return BadRequest(ModelState);
            }

            db.Customer_View.Add(customer_View);

            try
            {
                db.SaveChanges();
            }
            catch (DbUpdateException)
            {
                if (Customer_ViewExists(customer_View.Id))
                {
                    return Conflict();
                }
                else
                {
                    throw;
                }
            }

            return CreatedAtRoute("DefaultApi", new { id = customer_View.Id }, customer_View);
        }
        public IHttpActionResult PutCustomer_View(int id, Customer_View customer_View)
        {
            if (!ModelState.IsValid)
            {
                return BadRequest(ModelState);
            }

            if (id != customer_View.Id)
            {
                return BadRequest();
            }

            db.Entry(customer_View).State = EntityState.Modified;

            try
            {
                db.SaveChanges();
            }
            catch (DbUpdateConcurrencyException)
            {
                if (!Customer_ViewExists(id))
                {
                    return NotFound();
                }
                else
                {
                    throw;
                }
            }

            return StatusCode(HttpStatusCode.NoContent);
        }