Shulou(Shulou.com)06/01 Report--

Redis is completely open source and free, complies with the BSD protocol, and is a high-performance key-value database.

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.

①: installation step

Https://www.runoob.com/redis/redis-install.html

②: be careful

Check whether port 6379 is occupied

Modify redis service in W10 to local system service

③: screenshot

Win+r (Administrator identity) + cmd + netstat-ano | findstr: 6379 + taskkill-PID process number-F Open the service and set the redis service as the local service

Redis command

Installation service: redis-server.exe-- service-install redis.windows.conf-- loglevel verbose

Uninstall service: redis-server-- service-uninstall

Enable the service: redis-server-- service-start

Stop service: redis-server-- service-stop

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