Python学习笔记SQLAlchemy 的相关内容

文章 2017-11-15 来自：开发者社区

python学习笔记SQLAlchemy（八）

ORM 与 SQLAlchemy 简介 ORM 全称 Object Relational Mapping, 翻译过来叫对象关系映射。简单的说，ORM 将数据库中的表与面向对象语言中的类建立了一种对应关系。这样，我们要操作数据库，数据库中的表或者表中的一条记录就可以直接通过操作类或者类实例来完成。 SQLAlchemy 是Python 社区最知名的 ORM 工具之一，为高效和高性能的数据库访问设.....

文章 2017-11-08 来自：开发者社区

Python 学习笔记 - SQLAlchemy(下)

继续上一篇SQLAlchemy的学习之旅。多对多表的创建表Host和表HostUser通过表HostToHostUser关联在一起 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45...

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更新时间 2022-07-27 12:05:05

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