Fitness was introduced into our country in the 1990s，with the rapid development of economy，people's life has a qualitative overflight，people's fitness awareness has been greatly improved. After study and work，more people are willing to exercise and exercise in their spare time，which has achieved the purpose of relieving stress，relaxing mood and strengthening physique. Therefore，the gym began to enter people's vision，as a new industry is more and more recognized and welcomed by everyone. For a variety of reasons，the management of the gymnasium has long been in the stage of manual management，and due to technical constraints，the management and promotion of the gym and teaching are all made can not get good development，but also restricts the promotion and implementation of fitness sports.
This design mainly discusses the design and implementation of WeChat Mini Program fitness private education reservation system. Firstly，the background of the development of the fitness private education reservation system is introduced，and the requirement analysis of the system is carried out through and so on，and the development design idea of the whole system and the functional requirements of the development project are determined. On this basis，the system is designed and described in more detail through business flow chart，function module diagram and E-R diagram.
The system is mainly composed of WeChat Mini Program client，server，data management end，the client adopts the MINA framework of WeChat Mini Program and the development tool of WeChat Web，and the background management adopts Java technology，SSM framework and Mysql database. The client's page realizes the communication between the network and the server REST API interface to obtain MySQL data. The design，development and testing of client，server and database of private education reservation system are emphasized. This article focuses on the Mini Programs booking system client coaching information display，sports classification，booking，order payment，personal letters Information management and database design six modules design and implementation process.
Keywords: Fitness；Mini Programs；Private education；Appointment；Java；Mysql