My application serves the inventory of devices such as computers, printers, etc. in the company, There is a table that contains the items and their models, and another table that contains the serial numbers of the brand and model. When the employee w...

I have an app for inventory management and I have a form with many fields one of them is available serial number (list) of the item he wants to sell it , I want to update the status of that item to not available when the user submit that form. I have...