If you're going to use SQL Developer, you can use this open source JDBC driver, which works well.<BR><BR>Is your server specifically configured to reject JDBC and only use ODBC?

The sample data in SQL is provided by Microsoft's AdventureWorks training database, which can be provided both on your own SQL server and directly as an Azure SQL Database. Microsoft provides ...

To access the files on the server, each employee and user must initiate a remote connection to the server over an active Internet signal.