Redis 2.8版本标准架构、Redis 4.0、5.0、6.2、7.0标准架构与集群架构均支持 append、bitcount、bitop、bitpos、decr、decrby、get、getbit、getrange、getset、incr、incrby、incrbyfloat、mget、mset、msetnx、psetex、setex、set、setbit、setnx、setrange、strlen 命令。
Redis 2.8版本标准架构不支持 bitfield,Redis4.0、5.0、6.2版本都支持。
Redis 4.0、5.0均不支持 bitfield_ro、getdel、stralgo 命令。
6.2、7.0版本支持 bitfield_ro、getdel、stralgo、 getex。
集群架构跨 Slot 场景,支持 mget、mset 命令,不支持 bitop、msetnx 命令。
7.0 版本新增 lcs 命令。
具体信息,请参见下表。✓ 表示支持,x 表示不支持,- 表示该命令不存在跨 Slot 访问的场景。
命令 | 2.8 内存版(标准架构) | 4.0 内存版(标准架构) | 4.0 内存版(集群架构) | 5.0 内存版(标准架构) | 5.0 内存版(集群架构) | 6.2 内存版(标准架构) | 6.2 内存版(集群架构) | 7.0 内存版(标准架构) | 7.0 内存版(集群架构) | 内存版(集群架构)跨 Slot 支持 |
append | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | - |
bitcount | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | - |
bitop | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | x |
bitpos | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | - |
decr | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | - |
decrby | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | - |
get | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | - |
getbit | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | - |
getrange | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | - |
getset | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | - |
incr | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | - |
incrby | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | - |
incrbyfloat | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | - |
mget | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
mset | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
msetnx | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | x |
psetex | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | - |
setex | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | - |
set | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | - |
setbit | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | - |
setnx | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | - |
setrange | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | - |
strlen | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | - |
bitfield | x | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | - |
bitfield_ro | x | x | x | x | x | ✓ | ✓ | ✓ | ✓ | - |
stralgo | x | x | x | x | x | ✓ | ✓ | ✓ | ✓ | - |
getdel | x | x | x | x | x | ✓ | ✓ | ✓ | ✓ | - |
getex | x | x | x | x | x | ✓ | ✓ | ✓ | ✓ | - |
lcs | x | x | x | x | x | x | x | ✓ | ✓ | - |