Introduction - If you have any usage issues, please Google them yourself
Today, try to write a little demo to achieve before the next read the code, the purpose of understanding the data access different files, learn how to get the reception of data, how the data in the to show the front page. awt visual interface has been implemented to submit data to the , query data can also be printed on the console. web project: mainly web frontend to enter and submit data, and then display the contents of the in another page