Querying查询 Attributes To select only some attributes, you can use the attributes option. Most ofte ...
Hooks钩子 Hooks also known as lifecycle events , are functions which are called before and after calls in sequelize are executed. For example, if you want to always set a value on a model before saving ...
2018-12-05 16:25 0 671 推荐指数:
Querying查询 Attributes To select only some attributes, you can use the attributes option. Most ofte ...
Transactions事务 Sequelize supports two ways of using transactions: Sequelize支持两种使用transactions的方法 One which will automatically commit ...
项目 egg + sequelize + mysql2 项目结构 配置 安装模块 config/pulgin.js config/config.default.js 数据建模 ...
Model definition模型定义 To define mappings between a model and a table, use the define method.定义模型和表之间 ...
sequelize执行事务的时候因为数据量可能会比较大要拆成100条update一组来执行,弄了半天终于可以了,代码片段如下 这里脱裤子放屁了,实际上Promise.all()返回的还是Promise,既然是Promise就可以继续放到Promise.all()里最后判断最终 ...
Migrations迁移 Just like you use Git / SVN to manage changes in your source code, you can use migrati ...
Nodejs ORM框架Sequelize快速入门 什么是ORM? 简单的讲就是对SQL查询语句的封装,让我们可以用OOP的方式操作数据库,优雅的生成安全、可维护的SQL代码。直观上,是一种Model和SQL的映射关系。 那么什么是Sequelize? Sequelize是一款 ...
## 使用基于ORM架构的sequelize操纵数据库 ### 1、技术背景 ```Sequelize是一个基于promise的关系型数据库ORM框架,*********************技术文档https://blog.csdn.net/lisemi/article/details ...