yap i want to c sharp 2010 and ms sql server and also how i connect databse , retrive data from the dats and how i show datas in text box and manipulating the datatable.

u can download c# from microsoft site (trial version) & sql also 
& to learn c# refer Chand sirs beginers of c# book..

Make sure your question is brief and make sense. also try to type complete sentences so we can understand it.

You need to learn C#, they you need a basic book. Click on Books link on home page and there is a C# basics book.

After that, you need to learn basics of ADO.NET. 

Here is an article shows how to connect to SQL Server and do read, update, delete etc.
http://www.c-sharpcorner.com/UploadFile/718fc8/save-delete-search-and-update-record-in-ado-net/