MongooseJS 4.1.2 发布，此版本更新内容如下：
fixed; better handling for Jade templates #3241 kbadk
added; ESlint trailing spaces #3234 ChristianMurphy
added; ESlint #3191 ChristianMurphy
fixed; properly emit event on disconnect #3183
fixed; copy options properly using Query.toConstructor() #3176
fixed; setMaxListeners() issue in browser build #3170
fixed; node driver -> 2.0.40 to not store undefined keys as null #3169
fixed; update validators handle positional operator #3167
fixed; handle $all + $elemMatch query casting #3163
fixed; post save hooks don't swallow extra args #3155
docs; spelling mistake in index.jade #3154
fixed; don't crash when toObject() has no fields #3130
fixed; apply toObject() recursively for find and update queries #3086 naoina
下载：https://github.com/Automattic/mongoose/archive/4.1.2.zip。
Mongoose 是基于nodejs，使用javascript编程，连接mongodb数据库的软件包，使mongodb的文档数据模型变的优雅起来，方便对mongodb文档型数据库的连接和增删改查等常规数据操作。
mongoose是当前使用mean（mongodb express angularjs nodejs）全栈开发必用的连接数据库软件包。
来自:开源中国社区
