我用SQL 2005 连接数据库是出现这样的错误是什么意思!!
Exception in thread "main" java.lang.NoClassDefFoundError: com/microsoft/jdbc/sqlserver/SQLServerDriver
at com.rj1002.demo3.Demo.main(Demo.java:20)
Caused by: java.lang.ClassNotFoundException: com.microsoft.jdbc.sqlserver.SQLServerDriver
at java.net.URLClassLoader$1.run(URLClassLoader.java:200)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:188)
at java.lang.ClassLoader.loadClass(ClassLoader.java:307)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301)
at java.lang.ClassLoader.loadClass(ClassLoader.java:252)
at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:320)
... 1 more
Exception in thread "main" java.lang.NoClassDefFoundError: com/microsoft/jdbc/sqlserver/SQLServerDriver
at com.rj1002.demo3.Demo.main(Demo.java:20)
Caused by: java.lang.ClassNotFoundException: com.microsoft.jdbc.sqlserver.SQLServerDriver
at java.net.URLClassLoader$1.run(URLClassLoader.java:200)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:188)
at java.lang.ClassLoader.loadClass(ClassLoader.java:307)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301)
at java.lang.ClassLoader.loadClass(ClassLoader.java:252)
at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:320)
... 1 more
或者sqlserver驱动代码写错了
info.setProperty("password", "123");
Connection con=driver.connec("jdbc:microsoft:sqlserver://localhost:1433;databaseName=db_DrinkeryManage", info);
连接数据库的代码是这样写的,有错吗?
语法没有问题,是JDBC类库没有导入工程中
info.setProperty("password", "123");
Connection con=driver.connec("jdbc:microsoft:sqlserver://localhost:1433;databaseName=db_DrinkeryManage", info);
这句话说的很明白了,没有找到com.microsoft.jdbc.sqlserver.SQLServerDriver
,看看有没有导入这个驱动
是不是少了一个t connect 。。嘎嘎。。