sqlserver加载驱动失败的问题

　　//使用sqljdbc4.jar包，注意驱动名称，不要写成com.microsoft.jdbc.sqlserver.SQLServerDriver了  不然会抛异常：ClassNotFoundException: com.microsoft.jdbc.sqlserver.SQLServerDriv
private static final String driverClassName_2 = "com.microsoft.sqlserver.jdbc.SQLServerDriver";

　　//url 不要写成jdbc:microsoft:sqlserver  不然会抛异常：No suitable driver found for jdbc
private static final String url_2 = "jdbc:sqlserver://172.24.8.110:1433;DatabaseName=nqqb_new";

jdbc:sqlserver:

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