SQLite，是一款轻型的数据库，是遵守ACID的关联式数据库管理系统，它的设计目标是嵌入式的，而且目前已经在很多嵌入式产品中使用了它，它占用资源非常的低，在嵌入式设备中，可能只需要几百K的内存就够了。-SQLite, a lightweight database, comply with the ACID relational database management system, its design target is embedded, and has used it in many embedded products, it is very low resource in embedded type equipment, may only need a few hundred K of memory is enough.