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java程序基础操作MySQL数据库

Jun 07, 2016 pm 03:15 PM
java mysql Base operate database program Enter

欢迎进入Java社区论坛,与200万技术人员互动交流 >>进入 对MySQL数据库内容进行插入、查找、删除等一系列操作代码及运行结果 数据库内容: java源代码:(代码实现的是查询成绩为100的人员信息,至于其他功能的 代码中有注释) 注意:在eclipse里运行程序的

欢迎进入Java社区论坛,与200万技术人员互动交流 >>进入

  对MySQL数据库内容进行插入、查找、删除等一系列操作代码及运行结果

  数据库内容:

java程序基础操作MySQL数据库

    
  java源代码:(代码实现的是查询成绩为100的人员信息,至于其他功能的

  代码中有注释)

  注意:在eclipse里运行程序的时候,要工程里插入jar包,否则运行异常!

  import java.sql.*;

  import java.io.*;

  class database_manage {

  public Connection conn = null;

  public ResultSet rs = null;

  private String DatabaseDriver = "com.mysql.jdbc.Driver";

  // DataSource 数据源名称DSN

  private String DatabaseConnStr = "jdbc:mysql://localhost:3306/people_manage?useUnicode=true&characterEncoding=utf8"

  + ",root,root";

  public void setDatabaseDriver(String Driver) {

  this.DatabaseDriver = Driver;

  }

  public String getDatabaseDriver() {

  return (this.DatabaseDriver);

  }

  public void setDatabaseConnStr(String ConnStr) {

  this.DatabaseConnStr = ConnStr;

  }

  public String getDatabaseConnStr() {

  return (this.DatabaseConnStr);

  }

  public database_manage() {// 构造函数连接数据库

  try {

  Class.forName(DatabaseDriver);

  } catch (java.lang.ClassNotFoundException e) {

  System.err.println("加载驱动器有错误:" + e.getMessage());

  System.out.print("执行插入有错误:" + e.getMessage());// 输出到客户端

  }

  }

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java程序基础操作MySQL数据库

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