[redis series] string data structure

redis Common commands for string operations

redis Native command	spring Packaged redisTemplate	notes
Use string data structures	redisTemplate.opsForValue()	Use redis The string data structure of
SET key value	redisTemplate.opsForValue().set(K key, V value)	Store a single string key value pair
MSET key value [key value …]	redisTemplate.opsForValue().multiSet(Map<? extends K, ? extends V> map)	Mass store string key value pairs
SETNX key value	redisTemplate.opsForValue().setIfAbsent(K key, V value)	Save a non-existent key value pair , If there is , Cannot be deposited
GET key	redisTemplate.opsForValue().get(Object key)	Get a string key value
MGET key [key…]	redisTemplate.opsForValue().multiGet(Collection keys)	Get string key value in batch
DEL key [key…]	redisTemplate.delete(Collection keys)	Delete one or more key values
EXPIRE key seconds	redisTemplate.expire()	Set the expiration time of a key
INCR key[ atom ]	redisTemplate.opsForValue().increment(Object key)	take key Values stored in +1
DECR key[ atom ]	redisTemplate.opsForValue().decrement(Object key)	take key Values stored in -1
INCRBY key increment[ atom ]	redisTemplate.opsForValue().increment(Object key, long delta)	take key Values stored in +increment
DECRBY key decrement[ atom ]	redisTemplate.opsForValue().decrement(Object key, long delta)	take key Values stored in -decrement