Sequelize.js 提供对 MySQL,MariaDB,SQLite 和 PostgreSQL 数据库的简单访问,通过映射数据库条目到对象,或者对象到数据库条目。简而言之,就是 ORM(Object-Relational-Mapper)。Sequelize.js 完全是使用 JavaScript 编写,适用于 Node.js 的环境。 Sequelize 2.0.3 发布,此版本更新内容如下: [BUG] Support for plain strings, ints and bools on JSON insert [BUG] Fixed regression where {$in: []} would result in IN () rather than IN (NULL) #3105 #3132 [BUG] Fixed bug where 2 x belongsToMany with foreignKey but no otherKey defined would result in 3 keys instead of 2. #2991 [BUG] Fixed regression with where: sequelize.json() #3138 [BUG] Fixed support for field with $or/$and #3153 更多内容请看这里。 Sequelize 2.0.3 发布,基于 Node.js 的 ORM下载地址