C#中:
string connStr="workstation id=localhost(服务器名);Integrated Security=SSPI;Database=数据库名;";
SqlConnection con=new SqlConnection(connStr);
VB.NET中:
private connstr as string = "workstation id=localhost(服务器名);Integrated security=sspi;database=数据库名
sqlconnection con=new sqlconnection(connstr)