摘要： Refer to http://stackoverflow.com/questions/814206/getting-db-connection-through-singleton-classYou won't be able to open multiple SqlDataReaders/Commands with the connection at the same time and will run into thread blocking issues if you are trying to share the same connection object with mult 阅读全文

摘要： Refer to http://blog.163.com/xhy_cy/blog/static/1049762320112305016599/ private readonly string connectionString; // only can be initializable once private static object syncRoot = new Object();//为了解决多线程，而添加的一个附加变量，以避免死锁 public static SConnection Instance{ get{ if (insta... 阅读全文