What is DataSourceID property?

What is DataSourceID property?

Remarks. Use the DataSourceID property to set or access the ID property of the data source control that the HtmlSelect control should use to retrieve its data source. The data source control referenced by the DataSourceID property can be any control that implements the IDataSource interface. Data. DataView, System.

How do you solve both DataSource and DataSourceID are defined on GridView1 remove one definition?

“Both DataSource and DataSourceID are defined on ‘GridView1’….My Friend you have to do this for solving your error..

1. You need to chose one way to bind the grid.
2. if it is from code behind means using c# code then remove the datasourceid property from grid view from design view of grid.

What is DataSource in. net?

Introduction. SqlDataSource control is a data source control provided in ASP.NET to connect to database providers such as SQL, OLEDB, ODBC, and Oracle. In other words, a SqlDataSource control allows you to access databases without creating a Connection, Command, or a Data Reader object.

What is the use of GridView?

The GridView control is used to display the values of a data source in a table. Each column represents a field, while each row represents a record.

What is store in App_Code folder?

You can store source code in the App_Code folder, and it will be automatically compiled at run time. The resulting assembly is accessible to any other code in the Web application. The App_Code folder therefore works much like the Bin folder, except that you can store source code in it instead of compiled code.

What is datasource C#?

The data source is used to pull the data from the database and populate them in the controls. The binding navigator is used to automatically navigate through the rows in a table. The data grid in C# can connect to the database and display all the values from the table in a grid-like format.

What is DataView in Ado net?

A DataView enables you to create different views of the data stored in a DataTable, a capability that is often used in data-binding applications. Using a DataView, you can expose the data in a table with different sort orders, and you can filter the data by row state or based on a filter expression.

What is App_Code?

App_Code contains source code for shared classes and business objects (for example, .. cs, and . vb files) that you want to compile as part of your application. In a dynamically compiled Web site project, ASP.NET compiles the code in the App_Code folder on the initial request to your application.

What is App_Code compiled file?

The App_Code folder can contain source code files written as traditional class files — that is, files with a . vb extension, . cs extension, and so on. ASP.NET can compile these files into assemblies. The App_Code folder can contain as many files and subfolders as you need.

Why DataSource is used in C#?

What is SQL in C#?

SQL stands for Structured Query Language, a query language to access and update relational databases. In other words, if you need to read, insert, update, or delete data to a relational database, you will use SQL.