实现EF与SQL数据库的映射关系，在编程中编写表结构和主外键属性(Implement the mapping between EF and SQL database, write table structure and main foreign key property in programming)

书籍介绍 相关最新书籍 最简单黑客入门教程(基础)，从零开始学黑客技术，涉及编程，黑客入门等知识。 目录： 1 黑客简介 2 保护自己电脑绝对不做黑客肉鸡 3 抓肉鸡的几种方法 4 防止黑客通过Explorer侵入系统 5 SQL注入详解(Book Introduction to the latest books The simplest hacker introductory tutorial (Foundation)from scratch to learn h

java编程与sql sever数据库相连实现选课系统的功能，有学生界面，老师界面，管理员界面(Java programming is connected with SQL Sever database to realize the function of the course selection system. There are student interface, teacher interface, administrator interface)

在ABAP编程时，很大的工作量是查找模块中使用的是哪个数据表的哪个字段，可以通过帮助直接查找表和字段，结构通过SQL跟踪（ST05）(In ABAP programming, a great deal of work is to find which field in which data table is used in the module, by helping to find the table and field directly, the structure is tracked b