摘要： 保存数据的方式很多，plist files, XML, 或者 文本文件，但是效率不高。SQLite提供了在大数据中高效查询、检索的本地存储功能。SQLite is an open source library, written in C, that implements a self-contained SQL relational database engine. You can use SQLite to store large amounts of relational data. The developers of SQLite have optimized it for use on 阅读全文