- save方式保存数据耗内存
- aof方式保存数据恢复慢
- 数据落地不会带来额外的内存消耗
- 服务启动快
- redis更改数据操作同时更改leveldb, 导致损耗部分性能
| Key | |
|---|---|
| DEL | yes |
| DUMP | yes |
| EXISTS | yes |
| EXPIRE | no |
| EXPIREAT | no |
| KEYS | yes |
| MIGRATE | no |
| MOVE | no |
| OBJECT | yes |
| PERSIST | no |
| PEXPIRE | no |
| PEXPIREAT | no |
| PTTL | no |
| RANDOMKEY | yes |
| RENAME | no |
| RENAMENX | no |
| RESTORE | no |
| SORT | yes |
| TTL | no |
| TYPE | yes |
| SCAN | yes |
| Hash | |
|---|---|
| HDEL | yes |
| HEXISTS | yes |
| HGET | yes |
| HGETALL | yes |
| HINCRBY | yes |
| HINCRBYFLOAT | yes |
| HKEYS | yes |
| HLEN | yes |
| HMGET | yes |
| HMSET | yes |
| HSET | yes |
| HSETNX | yes |
| HVALS | yes |
| HSCAN | yes |
| Set | |
|---|---|
| SADD | yes |
| SCARD | yes |
| SDIFF | yes |
| SDIFFSTORE | no |
| SINTER | yes |
| SINTERSTORE | no |
| SISMEMBERS | yes |
| SMEMBERS | yes |
| SMOVE | no |
| SPOP | no |
| SRANDMEMBER | yes |
| SREM | yes |
| SUNION | yes |
| SUNIONSTORE | no |
| SSCAN | yes |
| SortedSet | |
|---|---|
| ZADD | yes |
| ZCARD | yes |
| ZCOUNT | yes |
| ZINCRBY | yes |
| ZRANGE | yes |
| ZRANGEBYSCORE | yes |
| ZRANK | yes |
| ZREM | yes |
| ZREMRANGEBYRANK | yes |
| ZREMRANGEBYSCORE | yes |
| ZREVRANGE | yes |
| ZREVRANKBYSCORE | yes |
| ZREVRANK | yes |
| ZSCORE | yes |
| ZUNIONSTORE | no |
| ZINTERSTORE | no |
| ZSCAN | yes |
| ZRANGEBYLEX | yes |
| ZLEXCOUNT | yes |
| ZREMRANGEBYLEX | yes |