Redis command Encyclopedia

One 、 Command directory

1.1、key（ key ）

key（ key ） Catalog

1. keys
2. del
3. type
4. pexpire
5. ttl
6. exists
7. dump
8. expire
9. expireat
10. migrate
11. move
12. object
13. persist
14. pexpireat
15. pttl
16. randomkey
17. rename
18. renamenx
19. restore
20. sort
21. scan

1.2、String（ character string ）

String（ character string ） Catalog

1. set , among ,set key value nx ex time Equivalent to setnx key value and expire key time operation .
2. get
3. append
4. bitcount
5. bitop
6. decr
7. decrby
8. getbit
9. getrange
10. getset
11. incr
12. incrby
13. incrbyfloat
14. mget
15. mset
16. msetnx
17. psetex
18. setbit
19. setex
20. setnx ,key When there is no , can Add success .
21. setrange
22. strlen

1.3、 Hash（ Hashtable ）

Hash（ Hashtable ） Catalog

1. hset
2. hget
3. hdel
4. hexists
5. hgetall
6. hincrby
7. hincrbyfloat
8. hkeys
9. hlen
10. hmget
11. hmset
12. hsetnx
13. hvals
14. hscan

1.4、List（ list ）

List（ list ） Catalog

1. llen
2. lpop
3. lrange
4. blpop
5. brpop
6. brpoplpush
7. lindex
8. linsert
9. lpush
10. lpushx
11. lrem
12. lset
13. ltrim
14. rpop
15. rpoplpush
16. rpush
17. rpushx

1.5、Set（ aggregate ）

Set（ aggregate ） Catalog

1. sadd
2. smembers
3. scard
4. sdiff
5. sdiffstore
6. sinter
7. sinterstore
8. sismember
9. smove
10. spop
11. srandmember
12. srem
13. sunion
14. sunionstore
15. sscan

1.6、Sorted Set（ Ordered set ）

Sorted Set（ Ordered set ） Catalog

1. zadd
2. zcard
3. zcount
4. zincrby
5. zrange
6. zrangebyscore
7. zrank
8. zrem
9. zremrangebyrank
10. zremrangebyscore
11. zrevrange
12. zrevrangebyscore
13. zrevrank
14. zscore
15. zunionstore
16. zinterstore
17. zscan

1.7、Pub/Sub（ Release / subscribe ）

Pub/Sub（ Release / subscribe ） Catalog

1. psubscribe
2. publish
3. pubsub
4. punsubscribe
5. subscribe
6. unsubscribe

1.8、Transaction（ Business ）

Transaction（ Business ） Catalog

1. discard
2. exec
3. multi
4. unwatch
5. watch

1.9、Script（ Script ）

Script（ Script ） Catalog

1. eval
2. evalsha
3. script exists
4. script flush
5. script kill
6. script load

1.10、Connection（ Connect ）

Connection（ Connect ） Catalog

1. auth
2. echo
3. ping
4. quit
5. select

1.11、Server（ The server ）

Server（ The server ） Catalog

1. bgrewriteaof
2. bgsave
3. client getname
4. client kill
5. client list
6. client setname
7. config get
8. config resetstat
9. config rewrite
10. config set
11. dbsize
12. debug object
13. debug segfault
14. flushall
15. flushdb
16. info
17. lastsave
18. monitor
19. psync
20. save
21. shutdown
22. slaveof
23. slowlog
24. sync
25. time

Two 、 file

The following article is translated from redis.io/documentation file .

2.1、 Key space notification （keyspace notification）

Key space notification （keyspace notification） Catalog

1. Functions overview
2. Type of event
3. To configure
4. Notice of the order
5. Delivery time of overdue notice

2.2、 Business （transaction）

Business （transaction） Catalog

1. usage
2. Mistakes in the transaction
3. Why? Redis Rollback is not supported （roll back）
4. Give up the business
5. Use check-and-set Operation to achieve optimistic lock
6. understand WATCH
7. Use WATCH Realization ZPOP
8. Redis Scripts and transactions

2.3、 Publish and subscribe （pub/sub）

Publish and subscribe （pub/sub） Catalog

1. The format of the message
2. A subscription model
3. Receive the same message through channel and mode
4. Total subscriptions
5. Programming examples
6. Client library implementation tips

2.4、 Copy （Replication）

Copy （Replication） Catalog

1. How replication works
2. Partial resynchronization
3. To configure
4. Read only from server
5. From server related configuration
6. The primary server only has at least N In the case of slave servers , Just write

2.5、 Communication protocol （protocol）

Communication protocol （protocol） Catalog

1. request
2. The network layer
3. New uniform request agreement
4. reply
5. State the reply
6. Error response
7. Integer reply
8. Batch reply
9. Multiple batch replies
10. Empty elements in multiple batch replies
11. Multi command and pipeline
12. Inline command
13. High performance Redis Protocol Analyzer

2.6、 Persistence （persistence）

Persistence （persistence） Catalog

1. Redis Persistence
2. RDB The advantages of
3. RDB The shortcomings of
4. AOF The advantages of
5. AOF The shortcomings of
6. RDB and AOF , Which one should I use ？
7. RDB snapshot
8. How snapshots work
9. Files for append operation only （append-only file,AOF）
10. AOF rewrite
11. AOF How durable ？
12. If AOF There's something wrong with the file , What do I do ？
13. AOF How it works
14. How can I RDB Persistence switch to AOF Persistence
15. RDB and AOF The interaction between
16. Backup Redis data
17. Disaster recovery backup

2.7、Sentinel

Sentinel Catalog

1. obtain Sentinel
2. start-up Sentinel
3. To configure Sentinel
4. Subjective offline and objective offline
5. Every Sentinel All tasks that need to be performed on a regular basis
6. Auto discovery Sentinel And from the server
7. Sentinel API
8. Fail over
9. TILT Pattern
10. Handle -BUSY state
11. Sentinel The client implementation of

2.8、 Cluster tutorial

Cluster tutorial Catalog

1. Introduction of the cluster
2. Redis Cluster data sharing
3. Redis Master-slave replication in a cluster
4. Redis Cluster consistency guarantee （guarantee）
5. Create and use Redis colony
6. Create clusters
7. Cluster clients
8. Use redis-rb-cluster Write a sample application
9. Regroup the cluster
10. A more interesting example application
11. Failover test
12. Add new nodes to the cluster
13. Remove a node

2.9、Redis Cluster specification

Redis Cluster specification Catalog

1. introduction

2. What is? Redis colony ？

3. Redis The function subset of cluster implementation

4. Redis Clients and servers in the cluster protocol

5. Bond distribution model

6. Cluster node properties

7. Node handshake （ The implemented ）

8. MOVED to turn to

9. Cluster online reconfiguration （live reconfiguration）

10. ASK to turn to

11. Fault tolerance

12. Release / subscribe （ The implemented , But it still needs to be improved ）

13. appendix A： CRC16 Algorithm ANSI Implementation reference