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This article mainly introduces whether the redis database is free to use, the article is very detailed, has a certain reference value, interested friends must read it!

Redis is completely open source and free, is an open source written in ANSI C language, complies with the BSD protocol, supports the network, memory-based and persistent log, Key-Value database, and provides API in multiple languages.

REmote DIctionary Server (Redis) is a key-value storage system written by Salvatore Sanfilippo.

Redis and other key-value cache products have the following three features:

Redis supports data persistence. You can save the data in memory on disk and load it again when you restart it. Redis not only supports simple key-value type data, but also provides storage of data structures such as list,set,zset,hash. Redis supports data backup, that is, data backup in master-slave mode.

Redis advantage

Extremely high performance-Redis can read at a speed of 110000 times per second and write at a speed of 81000 times per second.

Rich data types-Redis supports Strings, Lists, Hashes, Sets and Ordered Sets data type operations for binary cases.

Atom-all operations of Redis are atomic, meaning either successful execution or failure to execute at all. A single operation is atomic. Multiple operations also support transactions, that is, atomicity, wrapped by MULTI and EXEC instructions.

Rich features-Redis also supports publish/subscribe, notification, key expiration, and so on.

The above is all the contents of the article "is the redis database free to use". Thank you for reading! Hope to share the content to help you, more related knowledge, welcome to follow the industry information channel!

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