List of Commands

SET <key> <value>

Store string value that can be retrieved by key.

Example

> SET hello world
OK
> GET hello
"world"

GET <key>

Retrieve the string value of the key.

Example

> SET hello world
OK
> GET hello
"world"
> GET nonexistent
(error) ERROR: Key not found

DELETE <key>

Remove the key and its string value from the key-value store.

Example

> SET hello world
OK
> DELETE hello
OK
> GET hello
(error) ERROR: Key not found
> DELETE nonexistent
(error) ERROR: Key not found

EXISTS <key>

Checks for the existence of key in the key-value store. Returns 1 if it exists, 0 otherwise.

Example

> EXISTS nonexistent
(integer) 0
> SET hello world
OK
> EXISTS hello
(integer) 1

COUNT

Returns the number of records in the key-value store.

Example

> COUNT
(integer) 0
> SET hello world
OK
> COUNT
(integer) 1

DESTROY

Removes all key-value pairs.

Example

> SET hello world
OK
> SET foo bar
OK
> DESTROY
OK
> GET hello
(error) ERROR: Key not found
> GET foo
(error) ERROR: Key not found

QUIT/EXIT

Close the TCP connection between client and server.

Example

> QUIT
OK