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<html> <head><meta http-equiv="content-type" content="text/html; charset=ISO-8859-1"> <title>DSN</title> </head> <body> A <font color="purple">DSN</font>, or data source name, is a data structure that contains the information about a specific database that an Open Database Connectivity (ODBC) driver needs in order to connect to it. This can be configured either through the ODBC Administrator (in the Control Panel) or in a DSN file. Included in the DSN, is information such as the name, directory and driver of the database, and the ID and password of the user. A separate DSN is created for each database. <p> <font color="purple">DSN</font> contains three parameters <font color="purple">Data Source</font>, <font color="purple">Username</font> and <font color="purple">Password</font>. The <i>Data Source</i> contains a list of the available Data Sources on the machine or server. Simply choose the relevant Data Source for the mapping you are creating. <i>Username</i> and <i>Password</i> are required to gain access to this data source. </body> </html> 
