HSET / HGET / HGETALL
Hash commands operate on hash maps. HSET sets one or more fields. HGET retrieves one field. HGETALL returns all fields and values. Ideal for storing objects like user profiles.
Syntax
redis
HSET key field value [field value ...]
HGET key field
HGETALL keyExample
redis
HSET user:1 name "Alice" email "alice@example.com" age 30
HGET user:1 name
# "Alice"
HGETALL user:1
HINCRBY user:1 loginCount 1