With MARS enabled using Microsoft.Data.SqlClient

Connection string

This Microsoft SqlClient Data Provider for SQL Server connection string can be used for connections to Azure SQL Database.

Server=tcp:myserver.database.windows.net,1433;Database=myDataBase;
User ID
=mylogin@myserver;
Password=myPassword;Trusted_Connection=False;
Encrypt
=True;
MultipleActiveResultSets=True;