Gridview updating new values
NETLearn AJAXLearn Silverlight Learn Visual Studio Learn ADO. NETLearn Web Services Learn Controls Learn Biz Talk Learn Share Point Learn Mobile Learn SQLLearn SQL Reporting Learn Windows Forms Learn XMLLearn Crystal Reports Learn Far Point Learn Dev Express Examples ASP.NET Developer's Cookbook Sample Chapters Book Reviews Community Regular Expressions Now let us take a look at the three operations (Edit, Insert and Delete) and their corresponding event handlers one by one, which will help you better understand how this demo works.If your Page Size is 10 and you've edited the first record on the second page, Data Item Index returns 10 while Display Index returns 0, and since each page only has index values of 0-9, you get an index out of bounds error if you use the Data Item Index to find a Data Key value to use in your update code.I learned this the hard way.”In this article we learned how to update only the changed rows of the Grid View control by using Ajax calls.This article explains how to perform insert, update and delete operations in ASP. Let us take an example to perform CRUD operations using Entity Framework Database First approach.Suppose we’ve to work on Customer table having Category ID as foreign key.Here in Grid View, in the beginning the major part is to make the decision of putting either a bound field or a template field and the answer is simple: When we want to place any control inside the Grid View then we can go for template field, otherwise bound field will be simpler.
This code is a bit complex but just add it knowing that we may refer to it in the future.Matt took the road to update all the rows whether they were changed or not.In this article we are going to take a look at an alternative method of updating only the changed rows.The Grid View contains three Template Field columns namely, ID, Category Name and Category Description.The Item Template of the Category Name and Category Description contains a Text Box control since we want to update these fields.