本文是系列教程的第一篇,这些教程展示如何在 ASP.NET Core Razor Pages 应用中使用 Entity Framework (EF) Core。 这些教程为虚构的 Contoso University 生成一个网站。 网站包括学生录取、课程创建和讲师分配等功能。 本教程使用代码优先方法。 有关使用数据库优先方法学习本教程的信息,请参阅此Github 问题。
Microsoft.EntityFrameworkCore.Tools Microsoft.VisualStudio.Web.CodeGeneration.Design 如果上述步骤失败,请生成项目并重试基架搭建步骤。 基架流程: 在“Pages/Students”Razor文件夹中创建页面: Create.cshtml和Create.cshtml.cs Delete.cshtml和Delete.cshtml.cs ...
Entity Framework Core (EF Core) has several features that make it a powerful and efficient tool for data access and management: Cross-platform: EF Core can be used on a variety of platforms including Windows, Linux, and Mac. Lightweight: EF Core has a smaller footprint and fewer dependencie...
Posted by: Mahesh Sabnis , on 2/23/2017, in Category Entity Framework Views: 82859 Abstract: Entity Framework (EF) Core is a lightweight, extensible, and cross-platform ORM framework. This tutorial will help you get started with EF Core. ...
Entity Framework Core is an ORM made by Microsoft. It allows performing CRUD operations without having to write SQL queries. It supports Code First, Database First, Stored Procedure, Transaction, etc. Search Popular Articles Modeling Code First ...
(Entity Framework Core入门)一、EFCore简介 1.说明: 一种ORM(Object Relational Mapper),用于程序中的class类和数据库中的表互相之间进行建立映射关系 2.优势 1)生产力 2)支多种数据库 3)可以使用Linq 4)注重领域(Domain),而不是数据库 3.支持框架 1).NET Core2.X 2).NET 4.6.1+ 3)UWP 4)Xamarin ...
How to design your model so that it maps to a one-to-many relationship by convention in Entity Framework Core
Langkah berikutnya Untuk tutorial pengantar, lihat Memulai Entity Framework Core.Berkolaborasi dengan kami di GitHub Sumber untuk konten ini dapat ditemukan di GitHub, yang juga dapat Anda gunakan untuk membuat dan meninjau masalah dan menarik permintaan. Untuk informasi selengkapnya, lihat panduan kon...
1、创建EF Core + 原生SQL 数据访问类 代码语言:javascript 代码运行次数:0 运行 AI代码解释 using System; using System.Collections.Generic; using System.Data; using System.Data.SqlClient; using System.Linq; using Ken.Tutorial.Web.Models; using Microsoft.EntityFrameworkCore; using MySql.Data.MySqlClien...
“classic” Entity Framework, building on the new multiplatform .NET Core framework and adding the ability to connect to nonrelational data sources while keeping the features that made Entity Framework Code First so popular. InEntity Framework Core Succinctly®, join Ricardo Peres to explore this ...