Shulou(Shulou.com)06/02 Report--

This article mainly introduces "what is the function of redis's KEYS command". In daily operation, I believe many people have doubts about the function of redis's KEYS command. The editor consulted all kinds of materials and sorted out simple and easy-to-use operation methods. I hope it will be helpful to answer the doubts about "what is the use of redis's KEYS command?" Next, please follow the editor to study!

Redis is a single thread to block, our classmates prefer to use this, fortunately we do not have a large quantity

This is online and easy to time out because redis is single-process.

It would be fine to encapsulate a scan command. The scan command under the normal command line is not very good, and you have to iterate many times to find the key.

Medis is connected to the production library, and as soon as this thing is connected, it will automatically execute keys * to get all the key, and then the Redis in the production environment will switch between the active and standby, which is still quite dangerous.

Keys can not be used in the production environment, which can be regarded as the norm.

Keys is a global lock. Can be broken with scan

At this point, the study on "what is the function of the KEYS command of redis" is over. I hope to be able to solve your doubts. The collocation of theory and practice can better help you learn, go and try it! If you want to continue to learn more related knowledge, please continue to follow the website, the editor will continue to work hard to bring you more practical articles!

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