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我想遠程訪問mySQL服務器。這是我使用的代碼。遠程mySQL訪問錯誤
Connection conn = null;
try
{
String url = "jdbc:mysql://172.18.227.237:3306/struts2";
Class.forName ("com.mysql.jdbc.Driver");
conn = DriverManager.getConnection (url,"root","admin");
System.out.println ("Database connection established");
}
,但我得到了以下錯誤:
com.mysql.jdbc.exceptions.MySQLSyntaxErrorException: Access denied for user 'root'@'172.20.169.174' to database 'struts2'
at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:1026)
at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:956)
at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3491)
at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3423)
at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:910)
at com.mysql.jdbc.MysqlIO.secureAuth411(MysqlIO.java:3923)
at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1273)
at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2031)
at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:718)
at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:298)
at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:282)
at java.sql.DriverManager.getConnection(Unknown Source)
at java.sql.DriverManager.getConnection(Unknown Source)
at com.Connect.main(Connect.java:17)
我已被授予訪問權限設置爲我的IP了,但我得到的錯誤。
請以root用戶身份在命令行上登錄並執行以下操作:SELECT user,host FROM mysql.user where user ='root' – 2010-02-24 10:57:34