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#Openfire sql server connection string code
When a developer first starts out writing code to access database data they usually will write the connection directly in a form as follows. Where connections are in Project.Settings. In this article these issues along with other common challenges with creating connections to server-based databases will be covered along with dynamically changing a connection string stored in an application configuration file
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Quickly causes using string variables useless and with configuration files when changes to the server name requires updating from the developer’s server name to another server name in the wild it’s best to have a method to change a connection string without This setup works well for personal use applications while distributing an application to friends, co-workers or customers or changing from a development environment to a production environment (and in many cases a test environment) SqlConnectionStringBuilder (there is an example in the accompanying source code) or create temporary project, use the Data wizard to generated a classes access via a TableAdapter or using Entity Framework 6 code first with an existing database. SqlClient to access tables a connection object is required with a well-formedĬonnection string which may be stored in a string variable or aĭepending on the developer, connection strings can be written directly in code, create a connection string using When working with SQL-Server databases in Windows Forms projects using conventional data providers like