September 2003
Intermediate to advanced
624 pages
14h 27m
English
Content preview from ADO.NET CookbookBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Configuration Files
Configuration files are XML-based files that can be used to store application settings so that they can be changed as needed without recompiling the application. The Windows Forms and Web Forms solutions each use a configuration file to store all configuration settings.
The configuration file for all Web Forms solutions contains the following elements.
Web.config
<appSettings>
<add key="DataConnectString"
value="Data Source=(local);user id=sa;password=;Initial Catalog=Northwind;" />
</appSettings>The configuration file for all Windows Forms solutions follows.
App.config
<?xml version="1.0" encoding="utf-8" ?> <configuration> <appSettings> <add key="Project_Directory" value="c:\\AdoDotNetCookbook\\CS\\" /> <add key="Temp_Directory" value="c:\\temp\\" /> <add key="Sql_ConnectString" value= "Data Source=(local);user id=sa;password=;Initial Catalog=Northwind;" /> <add key="Sql_SqlAuth_ConnectString" value= "Data Source=(local);Initial Catalog=Northwind;User ID=sa;password=;" /> <add key="Sql_Master_ConnectString" value= "Data Source=(local);Integrated security=SSPI;Initial Catalog=master;" /> <add key="Sql_Msde_ConnectString" value="Data Source=(local)\vsdotnet; Integrated security=SSPI;Initial Catalog=Northwind;" /> <add key="OleDb_ConnectString" value="Provider=SQLOLEDB; Data Source=(local);Integrated Security=SSPI;Initial Catalog=Northwind;" /> <add key="OleDb_SqlAuth_ConnectString" value="Provider=SQLOLEDB; Data Source=(local);Initial Catalog=Northwind;User ID=sa;password=;" ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.