JDBC connection

package javaexercise;

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

public class Q29jdbc {

 static Connection newConnection = null;

 public static Connection getDBConnection() throws SQLException {

  try (Connection con = DriverManager.getConnection("jdbc:mysql://localhost:3306/fidelity", "root", "root")) {
   newConnection = con;

  }
  return newConnection;
 }

 public static void main(String[] args) throws SQLException {

  getDBConnection();

  Statement st = newConnection.createStatement();
  
  String sql = "SELECT * FROM t_user";
  ResultSet rs = st.executeQuery(sql);
  //st.executeUpdate("INSERT INTO t_user VALUES(14,‘mabel‘,‘123456‘) ");
 }

}

JDBC connection

原文：http://www.cnblogs.com/mabel/p/6298388.html