-Your database would be running on a "dbo" schema.
-So you need to make sure you establish a connection to felicitate querying in a way the dbo schema handles your query.(While you are using getConnection() function)
-You can do that by adding name of your database in front of the server name in the connection string. like below
ConnectionUrl="jdbc:jtds:sqlserver://**yourservername:1433/yourdatabase**;database=yourdatabse;user=username;password=password;encrypt=false;trustServerCertificate=false;hostNameInCertificate=*.database.windows.net;loginTimeout=30;";
instead of
ConnectionUrl="jdbc:jtds:sqlserver://**yourservername:1433**;database=yourdatabse;user=username;password=password;encrypt=false;trustServerCertificate=false;hostNameInCertificate=*.database.windows.net;loginTimeout=30;";