redis data types

strings

1. redis-cli

   1. mset

       redis 127.0.0.1:6379> mset first "key value 1" second "key value 2"
       OK
      

   2. mget

       redis 127.0.0.1:6379> mget first second
       1) "key value 1"
       2) "key value 2"
      

   3. expire

       redis 127.0.0.1:6379> set timetolive "10"
       OK
       redis 127.0.0.1:6379> expire timetolive 10
       (integer) 1
       redis 127.0.0.1:6379> get timetolive
       "10"
       redis 127.0.0.1:6379> tll timetolive
       (integer) 5
       redis 127.0.0.1:6379> tll timetolive
       (integer) 2
       redis 127.0.0.1:6379> tll timetolive
       (error) ERR unknown command 'tll'
       redis 127.0.0.1:6379> get timetolive
       (nil)
      

   4. incr incrby decr decrby incrbyfloat

       redis 127.0.0.1:6379> set counter 100
       OK
       redis 127.0.0.1:6379> incr counter
       (integer) 101
       redis 127.0.0.1:6379> incrby counter 5
       (integer) 106
       redis 127.0.0.1:6379> decr counter
       (integer) 105
       redis 127.0.0.1:6379> decrby counter 100
       (integer) 5
       redis 127.0.0.1:6379> get counter
       "5"
       redis 127.0.0.1:6379> incrbyfloat counter 2.4
       "7.4"
      

lists

1. redis-cli

   1. lpush

       redis 127.0.0.1:6379> lpush books "clean code"
       (integer) 1
       redis 127.0.0.1:6379> lpush books "code complete"
       (integer) 2
       redis 127.0.0.1:6379> lpush books "peopleware"
       (integer) 3
      

   2. llen

       redis 127.0.0.1:6379> llen books
       (integer) 3
       redis 127.0.0.1:6379> lindex books 1
       "code complete"
      

   3. lrange

       redis 127.0.0.1:6379> lrange books 0 1
       1) "peopleware"
       2) "code complete"
       redis 127.0.0.1:6379> lrange books 0 -1
       1) "peopleware"
       2) "code complete"
       3) "clean code"
      

   4. lpop rpop

       redis 127.0.0.1:6379> lpop books
       "peopleware"
       redis 127.0.0.1:6379> rpop books
       "clean code"
       redis 127.0.0.1:6379> lrange books 0 -1
       1) "code complete"
      

hashes

1. redis-cli

   1. hset

       redis 127.0.0.1:6379> hset movie "title" "the godfather"
       (integer) 1
      

   2. hmset

       redis 127.0.0.1:6379> hmset movie "year" 1972 "rating" 9.2 "watches" 10000000
       OK
      

   3. hincrby

       redis 127.0.0.1:6379> hincrby movie "watches" 3
       (integer) 10000003
      

   4. hget

       redis 127.0.0.1:6379> hget movie "title"
       "the godfather"
      

   5. hmget

       redis 127.0.0.1:6379> hmget movie "title" "watches"
       1) "the godfather"
       2) "10000003"
      

   6. hdel

       redis 127.0.0.1:6379> hdel movie "watches"
       (integer) 1
      

   7. hgetall

       redis 127.0.0.1:6379> hgetall movie
       1) "title"
       2) "the godfather"
       3) "year"
       4) "1972"
       5) "rating"
       6) "9.2"
      

   8. hkeys

       redis 127.0.0.1:6379> hkeys movie
       1) "title"
       2) "year"
       3) "rating"
      

   9. hvals

       redis 127.0.0.1:6379> hvals movie
       1) "the godfather"
       2) "1972"
       3) "9.2"