laravel的queue实现
laravel的db queue实现原理是什么？
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laravel的db queue实现原理是什么？
PHP 无守护进程的特性让任何持久化信息都必须存储在 DB 中。Laravel 的队列实现可以用一句话概括：
有一个地方存放队列信息，一个PHP进程在运行时将任务写入，另外一个PHP守护进程轮询队列信息，将达到执行要求的任务执行并删除。
这句话摘自《Laravel 4.2 中队列服务（queue）的使用感受和踩到的坑》一文，百度搜索“laravel queue”第一篇便是。
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