java和mysql数据库连接（注意导入jar）

jar下载

http://jarfiles.pandaidea.com/list

mysql数据连接测试

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

public class DbUtil {
    private String dbUrl = "jdbc:mysql://localhost:3306/db_courseSelect";
    private String dbUserName = "root";
    private String dbPassword = "miao";
    private String jdbcName = "com.mysql.jdbc.Driver";

    /**
     * 获取数据库连接
     * 
     * @return
     * @throws Exception
     */
    public Connection getCon() throws Exception {
        Class.forName(jdbcName);
        Connection con = DriverManager.getConnection(dbUrl, dbUserName,
                dbPassword);
        return con;
    }

    public void closeCon(Connection con) throws Exception {
        if (con != null) {

            con.close();
        }
    }

    public static void main(String[] args) {
        DbUtil dbUtil = new DbUtil();
        try {
            dbUtil.getCon();
            System.out.println("数据库连接成功!");
        } catch (Exception e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
    }
}