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  • 输出数据库的表内容

     1 package org.lxh.demo17.resultsetdemo;
     2 
     3 import java.sql.Connection;
     4 import java.sql.DriverManager;
     5 import java.sql.ResultSet;
     6 import java.sql.Statement;
     7 
     8 public class ResultSetDemo01 {
     9     private static final String DBDRIVER = "com.mysql.jdbc.Driver";
    10     private static final String DBURL = "jdbc:mysql://localhost:3306/mldn";
    11     private static final String DBUSER = "root";
    12     private static final String DBPASS = "root";
    13     public static void main(String[] args) throws Exception {
    14         Connection conn = null;
    15         Statement stmt = null;
    16         ResultSet rs = null;
    17         String sql = "select id,name,password,age,sex,birthday from user";
    18         Class.forName(DBDRIVER);
    19         conn = DriverManager.getConnection(DBURL, DBUSER, DBPASS);
    20         stmt = conn.createStatement();
    21         rs = stmt.executeQuery(sql);
    22         while(rs.next()){
    23             int id = rs.getInt(1);
    24             String name = rs.getString(2);
    25             String pass = rs.getString(3);
    26             int age = rs.getInt(4);
    27             String sex = rs.getString(5);
    28             java.util.Date d = rs.getDate(6);
    29             
    30             System.out.print(id + ".");
    31             System.out.print(name + ".");
    32             System.out.print(pass + ".");
    33             System.out.print(age + ".");
    34             System.out.print(sex + ".");
    35             System.out.println(d + ".");
    36             
    37             System.out.println(",,,,,,,,,,,,,,,,,,,,,,,,,,,,,,");
    38         }
    39         rs.close();
    40         stmt.close();
    41         conn.close();
    42     }
    43 }
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  • 原文地址:https://www.cnblogs.com/XuGuobao/p/7141741.html
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