Migrating C# driver

Complete the following procedure to migrate your existing DataStax C# driver to a version that is capable of connecting to Astra databases created using DataStax Astra DB.

Add the dependencies for the C# driver to your project. Latest .
```
dotnet add package CassandraCSharpDriver -v <version>
```

In your existing DataStax C# driver code, modify the connection code to use the Astra DB API.

Include the absolute path to the secure connect bundle for your Cassandra database (secure-connect-database_name.zip) in the WithCloudSecureConnectionBundle method call, and your credentials in the WithCredentials method call, as shown in the following examples.

var session =
  Cluster.Builder()
      .WithCloudSecureConnectionBundle(@"C:\path\to\secure-connect-database_name.zip")
        .WithCredentials("clientId", "clientSecret")
        .Build()
        .Connect();

Run your application.