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Redis Essentials
book

Redis Essentials

by Maxwell Dayvson da Silva
September 2015
Beginner to intermediate
230 pages
4h 47m
English
Packt Publishing
Content preview from Redis Essentials

Scripting

Redis 2.6 introduced the scripting feature, and the language that was chosen to extend Redis was Lua. Before Redis 2.6, there was only one way to extend Redis—changing its source code, which was written in C.

Lua was chosen because it is very small and simple, and its C API is very easy to integrate with other libraries. Although it is lightweight, Lua is a very powerful language (it is commonly used in game development).

Lua scripts are atomically executed, which means that the Redis server is blocked during script execution. Because of this, Redis has a default timeout of 5 seconds to run any script, although this value can be changed through the configuration lua-time-limit.

Redis will not automatically terminate a Lua script when it ...

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Publisher Resources

ISBN: 9781784392451