HDEL
Delete one or more hash fields
HEXISTS
Check if a hash field exists
HEXPIRE
Set field TTL in seconds
HEXPIREAT
Set field expiry as timestamp
HEXPIRETIME
Get field expiry as timestamp
HGET
Get the value of a hash field
HGETALL
Get all fields and values
HGETDEL
Get and delete hash fields
HGETEX
Get fields and set their expiry
HINCRBY
Increment integer value of a field
HINCRBYFLOAT
Increment float value of a field
HKEYS
Get all fields in a hash
HLEN
Get number of fields in a hash
HMGET
Get values of multiple fields
HMSET
Set multiple hash fields
HPERSIST
Remove field expiration
HPEXPIRE
Set field TTL in milliseconds
HPEXPIREAT
Set field expiry as ms timestamp
HPEXPIRETIME
Get field expiry as ms timestamp
HPTTL
Get field TTL in milliseconds
HRANDFIELD
Get random fields from a hash
HSCAN
Incrementally iterate hash fields
HSET
Set hash field values
HSETEX
Set fields with expiration
HSETNX
Set field only if it doesn't exist
HSTRLEN
Get length of a field's value
HTTL
Get field TTL in seconds
HVALS
Get all values in a hash