Does local win7 TP5 use Redis to implement concurrent processing?

Question

I am a newbie. I am making a purchase function. When there is only one item left but two people purchase it at the same time, how should I handle this situation? I only learned about Redis a few hours ago using the TP5 framework. I really don’t know how to use TP5. Is there any way to deal with this situation? I hope there are detailed examples and ideas. My own idea is similar to a queue. Two people click at the same time, one by one. deal with

Answer 1

The focus of your question should be shifted to --->Message queue, redis is just one of the methods

Answer 2

When there is one item left, they can all join the shopping. When the actual purchase is made, check the database and give a prompt if the goods are insufficient

Answer 3

Set up a REDIS server and change the cache to redis