Lecture redis basics

Single process
  • A single-process model to deal with client requests, read and write in response to an event
  • Epoll by encapsulation of the function to do. CPU utilization can significantly improve the procedure in the case of a large number of concurrent connections, only a small number of active
  • redis actual processing speed totally dependent on the efficiency of the primary process
The default database 16, similar to the array index starts from 0, the initial default library 0
select command to switch database

select 6 No. 7 is switched to the library (subscript 0 start)

dbsize View the current number of key database
keys * Lists the current key
clear Support clear screen
flushdb Empty current library
flushall Clear All libraries
Unified password management, 16 libraries are the same password, or are OK, or a Rom
redis indexes are from 0
The default port 6379

Reproduced in: https: //www.jianshu.com/p/add3f48c6d75

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Origin blog.csdn.net/weixin_33752045/article/details/91087084