ORM Examples Mapping Recipes Adjacency List Associations Directed Graphs Dynamic Relations as Dictionaries Generic Associations Large Collections Materialized Paths Nested S...

ORM Internals ORM Internals Key ORM constructs, not otherwise covered in othersections, are listed here. class sqlalchemy.orm.state. AttributeState (state, key) Provide an i...

ORM 概览 什么是 JDBC？ JDBC 的优点和缺点 为什么是对象关系映射（ORM）？ 什么是 ORM？ Java ORM 框架 ORM 概览 什么是 JDBC？ JDBC 代表 Java Database Connectivity ，它是提供了一组 Java API 来访问关系数据库的 Java 程序。这些 Java APIs ...

Eloquent ORM Introduction Basic Usage Defining An Eloquent Model Retrieving All Records Retrieving A Record By Primary Key Retrieving A Model By Primary Key Or Throw An Excepti...

快速入门 模型关联 Eloquent 集合 修改器 序列化

ORM Events Session Events Mapper Events Instance Events Attribute Events Query Events Instrumentation Events ORM Events The ORM includes a wide variety of hooks available...

Getting Started Relationships Collections Mutators Serialization

快速入门 模型关联 Eloquent 集合 修改器 API 资源 序列化

Getting Started Relationships Collections Mutators API Resources Serialization

设计ORM 设计ORM接口 实现ORM 练习 小结 读后有收获可以支付宝请作者喝咖啡，读后有疑问请加微信群讨论： 设计ORM 我们从前几节可以看到，所谓ORM，也是建立在JDBC的基础上，通过ResultSet到JavaBean的映射，实现各种查询。有自动跟踪Entity修改的全自动化ORM如Hibernate和JPA，需要为每个Entit...