Insert update delete code in asp net with c#

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Related Questions. Insert, update, delete in a windows form. How to use insert update delete in grid view windows application with example. Insert and update in sql table using datagrid in WPF. Layout: fixed fluid. Step 3 : As you know, first we have to create a controller so let's add a new controller with the name Home in the controllers folder.

Now our empty controller is ready with an Index method. On the index method we will call the dataset from the database to display the existing Authors in our table. For this we will create a model which will return the dataset, then we will display this data on the view through the Index method of the Home controller. So let's create one model i. In the above line of code we called the GetAllAuthors method from SelectModel which will return the dataset object and simply we put this dataset in the viewbag.

As you know in C 4. Here we have written ViewBag. AuthorList which will create dynamically on Author list on runtime for us. Still now we are finished up to calling the dataset and transferring it to the view but still we don't have any view so right-click in the Index method and add a new empty view to display our authorlist and write the following markup to display the results.

Step 4 : At this stage we are ready with our Index or select operation; now we can add more methods to our Home Controller to perform Edit, Update and Delete operation so let's start with adding a new record i. In the last step we added an Add New Author ActionLink with Add method so we need to add two more methods in our Home Controller, one for displaying the fields and another for inserting the values; but before that we need to create our model.

So add one Model class called InsertModel in your models folder and write the code like below. Step 5 : Still now we have only finished Select and Insert operations; now we will see Edit and update. In step 3 we have added one edit link bind with AuthorId. On the basis of this AuthorId we will Edit the record and update the record in the database. I can insert a new row. But when I update the row I had a error on that:.

Always use Parameters to preform any database actions. Using user input is very dangerous, look up sql injections. Stack Overflow for Teams — Collaborate and share knowledge with a private group. Create a free Team What is Teams? Collectives on Stack Overflow. Learn more. Asked 3 years, 10 months ago. Active 3 years, 10 months ago. Viewed 1k times. Fill ds ; if ds. Improve this question.