java怎么连接本地数据库
收起
云计算小粉
2018-05-10 20:07:24
2626
0
2
条回答
写回答
取消
提交回答
-
java通过JDBC连接数据库
2019-07-17 22:15:23
-
public Connection getConnection(){
String url="jdbc:mysql://localhost:端口/数据库";
String userName="root";
String password="密码";
try {
Class.forName("com.mysql.jdbc.Driver");
} catch (ClassNotFoundException e) {
// TODO Auto-generated catch block
System.out.println("找不到驱动!");
e.printStackTrace();
}
try {
conn=DriverManager.getConnection(url, userName, password);
if(conn!=null){
System.out.println("connection successful");
}
} catch (SQLException e) {
// TODO Auto-generated catch block
System.out.println( "connection fail");
e.printStackTrace();
}
return conn;
}
2019-07-17 22:15:23