How to Delete everything in Redis Cache cluster – Guidelines
Today in this article we shall see how to delete everything in Redis cache server.
We shall see various useful commands and understand their behavior to achieve the same.
Most of the below commands are executed using redis-cli. If you are using any language-specific libraries, then you can very much code the respective method for deleting the cache.
Today in this article, we will cover below aspects,
Below I have used sudo apt-get commands for the Redis server and Redis-CLI-specific commands for the demonstration purpose.
Delete single key in Redis from current database
Command
DEL key [key ...]
Example
del 102
or
Delete multiple keys in Redis
del 101,102,103
Delete all keys in Redis the database
Command
FLUSHALL [ASYNC|SYNC]
Example
FLUSHALL
FLUSHALL – Delete all the keys of all the existing databases synchronously by default, not just the currently selected one.
ASYNC: flushes the databases asynchronously
SYNC: flushes the databases synchronously
Command
FLUSDB [ASYNC|SYNC]
Example
FLUSHDB async
Or
FLUSHDB
FLUSHDB command – Delete all the keys of the currently selected DB.
FLUSHDB will synchronously flush all keys from the database.
Do you have any comments or ideas or any better suggestions to share?
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Happy Coding !!
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