config.GetDBSize C# (CSharp) Method

    private void GetDBSize()
    {
        string sql = "SELECT SUM( data_length + index_length) / 1024 / 1024 AS size FROM information_schema.TABLES WHERE table_schema = 'OSAE';";
        DataSet d = OSAESql.RunSQL(sql);
        decimal size = (decimal)d.Tables[0].Rows[0]["size"];
        dbSize.Text = String.Format("{0:0.##}", size) + "Mb";
    }