Antwort How do I get a list of keys in Redis command line? Weitere Antworten – How do I get the list of all keys in Redis

How do I get a list of keys in Redis command line?
As you already know, to get a specific target, you will use the GET command. However, to list all the keys in the Redis database, you need to use another command: KEYS. Just enter KEYS followed by a specific pattern, and Redis will search the database for all keys that match that pattern.Open a terminal or command-line prompt. Type redis-cli in the command line and press Enter.Introduction to Redis Get Key

  1. In Redis, the key should be defined with the SET command.
  2. The key that is present, can be verified with exist command.
  3. Redis supports different types of data like hashes, sets, list.
  4. Data can be retrieved using the key based on the data type.

How do I check Redis status in command line : To check if Redis is running, you can use the redis-cli command-line interface or the systemctl command on Linux systems. If Redis is running, it will return "PONG". If it's not running, you'll get an error message. If Redis is not running, you'll see an error message indicating that the service is inactive or failed.

How do I get multiple keys from Redis

MGET is a command in Redis that allows you to retrieve multiple keys in a single operation, which can be useful when you need to fetch many values simultaneously, improving the efficiency over separate GET operations.

How to get all the keys from a hash in Redis : To fetch all keys in a hash, you'll want to use the HKEYS command. Here's an example using the node_redis package: const redis = require('redis'); const client = redis. createClient(); client.

Connect to a Local Redis Server

  1. Use the -a flag to authenticate by password on the command line: redis-cli -a admin-password.
  2. Use the AUTH command with only one argument to authenticate by password: AUTH admin-password.


If you can't find a launcher, or if you just want a faster way to bring up the terminal, most Linux systems use the same default keyboard shortcut to start it: Ctrl-Alt-T.

How do I know if my Redis has a key

Redis EXISTS command is used to check whether the key exists in Redis or not.

  1. Return Value. Integer value. 1, if the key exists.
  2. Syntax. Following is the basic syntax of Redis EXISTS command. redis 127.0.0.1:6379> EXISTS KEY_NAME.
  3. Example. redis 127.0.0.1:6379> EXISTS tutorialspoint-new-key (integer) 0.

You can view an overview of the metrics for your cache on the Redis metrics blade. To access the Redis metrics blade choose All settings > Redis metrics. The Redis metrics blade contains the following charts.Checking keys in Redis: You can use redis-cli to connect to Redis instance and inspect the keys by issuing command KEYS * . If you see key entries there it means Redis is caching the partials.

Execute the following command to run Redis container in the background in a “detached” mode.

  1. $ docker run –name myredis -d redis.
  2. $ docker ps. CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES.
  3. $ docker exec -it 241 sh.
  4. 127.0.0.1:6379>ping.
  5. $ docker run –name some-redis -d redis redis-server –appendonly yes.

How many keys are in Redis cache : Redis can handle up to 2^32 keys, and was tested in practice to handle at least 250 million keys per instance. Every hash, list, set, and sorted set, can hold 2^32 elements.

How to get keys from hash : Hash#keys() is a Hash class method which gives an array with all the keys present in the hash.

  1. Syntax: Hash.keys()
  2. Parameter: Hash values.
  3. Return: array with all the keys present in the hash.

How do I access data from Redis

If you want to connect to a remote Redis datastore, you can specify its host and port numbers with the -h and -p flags, respectively. Also, if you've configured your Redis database to require a password, you can include the -a flag followed by your password to authenticate: redis-cli -h host -p port_number -a password.

Steps to Get All the Keys in Redis

  1. Open the Ubuntu Terminal.
  2. Start the Redis server by using the command like redis-server.
  3. Then use the redis-cli command to connect the command line interface on Redis.
  4. Next, we can perform the operations like here we can set the keys by using the below command.
  5. Set key values.

Use the correct method for your computer's operating system to open the CLI: Microsoft Windows® — Open the Command Prompt program. To do this, click Start and enter Command Prompt in the Search text box. Double-click Command Prompt in the list that appears.

How to get directory in Linux command line : Use the pwd command to write to standard output the full path name of your current directory (from the /(root) directory). All directories are separated by a slash (/).