Redis-hash type operation

Hash type operation
Set Operation:
Hset:hset Key filed value creates a Filed-value name value pair for the specified key
Hsetnx:hsetnx Key filed value creates a Filed-value name value pair that does not exist, the creation fails
Hmset:hmset key filed1 value1 filed2 value2 Create multiple filed-value corresponding to key
Hdel:hdel Key filed Delete the Filed-value name value pair for the specified key

Query operation:
hget:    hget Key filed             Gets the value of the filed of the specified key
hmget:    hmget key filed1 filed2 filed3    Gets the value of filed1, Filed2, filed3 corresponding to the specified key
hkeys:    hkeys filed             get all filed
hvals:    hvals filed     for the specified key         gets all the value of the specified key
hgetall:    hgetall filed             gets all Filed-value name values for the specified key to the
hexists:     Hexists Key filed            checks if the specified key exists
Hlen:     Hlen key                 Gets the number of filed for the specified key

Atomic operation:
Hincrby:hincrby key Filednum to the specified key filed plus the specified num

Redis-hash type operation