https://redis.io/docs/ui/cli/

apt/redist-tools

https://lightrun.com/using-the-redis-command-line/
https://cloud.google.com/memorystore/docs/redis/connect-redis-instance

127.0.0.1:6379> ?
redis-cli 6.0.16
To get help about Redis commands type:
      "help @<group>" to get a list of commands in <group>
      "help <command>" for help on <command>
      "help <tab>" to get a list of possible help topics
      "quit" to exit

To set redis-cli preferences:
      ":set hints" enable online hints
      ":set nohints" disable online hints
Set your preferences in ~/.redisclirc

redis-cli
    -h <redis-host>