You need to add an ODBC data source to connect your ODBC client to Microsoft® SQL Server™. You can use the ODBC Data Source Administrator in Control Panel and the Microsoft SQL Server DSN Configuration Wizard to accomplish this. You can also add a data source programmatically using one of several ODBC API functions; however, these methods are recommended only for advanced users.
ODBC data sources can be deleted in several ways:
To add an data source
To delete a data source
SQLConfigDataSource | Adding a Data Source |