Design a MySQL table for message queue to store message data

Homework ： Design message queue to store message data  MySQL  form

【 Job requirements 】

1.  Include table name 、 Field 、 Indexes ;

2.  Use words to describe the design ideas and reasons , for example ： Why design an index ？

3.  One page  PPT  that will do .

【 Tips 】

1.  You need to consider one table per message queue , Or put all the messages in one table , Add a “ Queue name ” Field of .

design scheme ：

1. Each message queue defines a set of message table names and archived message table names ;

2. After receiving the message, the message queue stores it in the defined message table to be consumed , The consumed messages are transferred to the archive table , Ensure efficient query and writing of message table

Message queue definition table

Message table to be consumed

unique index : message_id, Make sure the whole situation is unique

General index ：topic

Message archive table （ News of consumption ）

unique index ：message_id