Your data needs to be in a database, spreadsheet or structured text format before you can analyze it with Tableau. Databases include relational databases and multidimensional OLAP databases. The specific databases your copy of Tableau can connect to depends on your purchase options.
To see which data sources your copy of Tableau can connect to, select. Any data source that is not supported by your version of Tableau is greyed out. Contact Tableau to upgrade your database accessibility options.