ADO.NET provides consistent access to data sources such as SQL Server and XML, and to data sources exposed through OLE DB and ODBC. Data-sharing consumer applications can use ADO.NET to connect to these data sources and retrieve, handle, and update the data that they contain. ADO.NET separates data access from data manipulation into discrete components that can be used separately or in tandem. ADO
![Overview - ADO.NET](https://cdn-ak-scissors.b.st-hatena.com/image/square/03cace2126811e42cffeb31e206009477de69b7b/height=288;version=1;width=512/https%3A%2F%2Flearn.microsoft.com%2Fdotnet%2Fmedia%2Fdotnet-logo.png)