WriteAsync returns a Task-based asynchronous version of OracleBlob.Write().

Overload List:

• WriteAsync(byte[], int, int)

  This instance method returns a Task-based asynchronous version of OracleBlob.Write().

• WriteAsync(byte[], int, int, CancellationToken)

  This instance method returns a Task-based asynchronous version of OracleBlob.Write().