How to implement redis cache of highly paid programmers & interview questions series 115? How do I find a hot key? What are the possible problems with caching?

One . Interview questions and Analysis

1. Interview questions of the day

Redis How to implement caching ？

What is heat key？

How to find heat key？

How to solve the heat key problem ？

How to ensure Redis Caching and MySQL Database consistency ？

What common cache problems have you encountered ？

What is a cache avalanche ？ How to solve cache penetration ？

2. Problem analysis

In the last article , Yige Explained in detail to you Redis Cache related issues , such as Redis Implementation scheme of cache ,key The design of the ,key Expiration of and Redis Memory obsolescence strategy . but Redis The interview questions related to caching are not finished yet , So in this article ,