What are the characteristics of Redis?

The characteristics of Redis are: 1. The reading and writing speed of redis data is very fast, because it reads all the data into the memory for operation; 2. Although the data read by redis is stored in the memory, in the end it is Supports data persistence to disk; 3. Redis provides rich data structures.

• redis data reading and writing speed is very fast, because it reads all the data into the memory for operation, and redis uses C language It is written in the language closest to the operating system, so the execution speed is relatively fast.

• Although redis reads data, it is stored in the memory, but in the end it supports data Persistence to disk.

• redis provides rich data structures.

• All operations of redis are atomic and support transactions. The so-called atomicity means that all changes to the data are either executed or not executed at all.

• redis supports master-slave replication. The host will automatically synchronize data to the slave and can be read and written. Separation.

Recommended tutorial: "Redis Tutorial"

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