java，

java，

package com.company;

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;
import java.sql.Statement;

/**
 * Created by ttc on 16-10-27.
 */
public class 更新
{
    public static void UpdateDept(int deptno, String DeptName) throws ClassNotFoundException, SQLException
    {

        Class.forName("oracle.jdbc.driver.OracleDriver");
        String st = "jdbc:oracle:thin:@localhost:1521:orcl";
        Connection ct = DriverManager.getConnection(st, "scott", "l123456");
        Statement sm = ct.createStatement();
        String stSQL = "update  dept set dname='"+DeptName+"' where deptno="+deptno;
        sm.executeUpdate(stSQL);
        sm.close();
        ct.close();
    }
    public static void main(String[] args) throws SQLException, ClassNotFoundException
    {
        UpdateDept(90,"dssda");
    }
}