How to access sql server database ?

[¹ùÑÇ·æ]

I have several SQL Server .
I want to write a program to select/update/delete data in one of these
servers when I fill username and password in my app.
I suppose to Write a DataLayer ,But how can I ?
Any Template will be best for me !
And
Thank you to every who replys in advance.

-----------------------------------------
Albert Guo
Jiangsu Police Institute ,China

[arjang]

have a look at the .Net documentation:
ms-elp://MS.NETFrameworkSDKv1.1/cpguidenf/html/cpconusingadonetproviderstoac
cessdata.htm

after that, ask a little more specific question.
Your question in its current form is too general to be get
a specific answer.
"¹ùÑÇ·æ" <gr*************@yahoo.com> wrote in message
news:OA*************@TK2MSFTNGP12.phx.gbl...

I have several SQL Server .
I want to write a program to select/update/delete data in one of these
servers when I fill username and password in my app.
I suppose to Write a DataLayer ,But how can I ?
Any Template will be best for me !
And
Thank you to every who replys in advance.

-----------------------------------------
Albert Guo
Jiangsu Police Institute ,China