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Scripting and functions

EVAL​

Syntax​

    EVAL script numkeys [key [key ...]] [arg [arg ...]]

Invoke the execution of a server-side Lua script.

Resp Reply​

The return value depends on the script that was executed.

EVALSHA​

Syntax​

    EVALSHA sha1 numkeys [key [key ...]] [arg [arg ...]]

Evaluate a script from the server's cache by its SHA1 digest.

Resp Reply​

The return value depends on the script that was executed.

SCRIPT EXISTS​

Syntax​

    SCRIPT EXISTS sha1 [sha1 ...]

Returns information about the existence of the scripts in the script cache.

Resp Reply​

Array reply: an array of integers that correspond to the specified SHA1 digest arguments.

SCRIPT FLUSH​

Syntax​

    SCRIPT FLUSH [ASYNC | SYNC]

Flush the Lua scripts cache.

Resp Reply​

Simple string reply: OK.

SCRIPT LOAD​

Syntax​

    SCRIPT LOAD script

Load a script into the scripts cache, without executing it.

Resp Reply​

Bulk string reply: the SHA1 digest of the script added into the script cache.