日期:2014-05-16 浏览次数:20503 次
import java.sql.*;
public class MysqlJdbc {
  public static void main(String args[]) {
    try {
      Class.forName("com.mysql.jdbc.Driver");     //加载MYSQL JDBC驱动程序   
      //Class.forName("org.gjt.mm.mysql.Driver");
     System.out.println("Success loading Mysql Driver!");
    }
    catch (Exception e) {
      System.out.print("Error loading Mysql Driver!");
      e.printStackTrace();
    }
    try {
      Connection connect = DriverManager.getConnection(
          "jdbc:mysql://localhost:3306/test","root","198876");
           //连接URL为   jdbc:mysql//服务器地址/数据库名  ,后面的2个参数分别是登陆用户名和密码
      System.out.println("Success connect Mysql server!");
      Statement stmt = connect.createStatement();
      ResultSet rs = stmt.executeQuery("select * from user");
                                                              //user 为你表的名称
      while (rs.next()) {
        System.out.println(rs.getString("name"));
      }
    }
    catch (Exception e) {
      System.out.print("get data error!");
      e.printStackTrace();
    }
  }
}
import java.sql.*;
public class Myjproject {
 public static void main(String args[])
 {
     try {
          Class.forName("com.mysql.jdbc.Driver");     //加载MYSQL JDBC驱动程序   
          //Class.forName("org.gjt.mm.mysql.Driver");
         System.out.println("Success loading Mysql Driver!");
        }
        catch (Exception e) {
          System.out.print("Error loading Mysql Driver!");
          e.printStackTrace();
        }
  try {
      Connection connect = DriverManager.getConnection( "jdbc:mysql://localhost:3306/test","root","198876");
     
       int num=100;
       PreparedStatement Statement=connect.prepareStatement("INSERT INTO user VALUES(?,?)");
       for(int i=0;i<num;i++)        //定义个100次的循环,往表里插入一百条信息。
      {
           Statement.setString(1,"chongshi"+i);
           Statement.setString(2,"bo"+i);
           Statement.executeUpdate();
   }
  // } catch (ClassNotFoundException e) {
    // TODO Auto-generated catch block
   // System.out.println("An error has occurred:"+e.toString());
  //  e.printStackTrace();
   }catch(SQLException e)
   {
   }
 }
}Connection connection =getConnection();
connection.setAutoCommit(false);
PreparedStatement statement = connection.prepareStatement("INSERT INTO TABLEX VALUES(?, ?)");   //记录1 statement.setInt(1, 1); statement.setString(2, "Cujo"); statement.addBatch(); //记录2 statement.setInt(1, 2); statement.setString(2, "Fred"); statement.addBatch(); //记录3 statement.setInt(1, 3); statement.setString(2, "Mark"); statement.addBatch(); //批量执行上面3条语句. 一口吞了,很爽 int [] counts = statement.executeBatch(); //Commit it 咽下去,到肚子(DB)里面 connection.commit();