<dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-data-redis</artifactId>
        </dependency>

spring:
  redis:
    host: localhost
    port: 6379

@Autowired
    private RedisTemplate redisTemplate;

    @Test
    void contextLoads() {
    }
    void set() {
        ValueOperations ops = redisTemplate.opsForValue();
        ops.set("age",41);
    void get() {
        Object age = ops.get("age");
        System.out.println(age);

@Test
    void hset() {

        HashOperations hashOperations = redisTemplate.opsForHash();
        hashOperations.put("info","a","aa");
    }
    @Test
    void hget() {
        Object o = hashOperations.get("info", "a");
        System.out.println(o);

@SpringBootTest
public class test {

    @Autowired
    private StringRedisTemplate stringRedisTemplate;
    @Test
    void test() {
        ValueOperations<String, String> ops = stringRedisTemplate.opsForValue();
        String name = ops.get("name");
        System.out.println(name);
    }
}

<dependency>
            <groupId>redis.clients</groupId>
            <artifactId>jedis</artifactId>
        </dependency>

spring:
  redis:
    host: localhost
    port: 6379
    client-type: jedis