1.添加NuGet包
Microsoft. EntityFrameworkCore
Microsoft. EntityFrameworkCore.Tools
Pomelo.EntityFrameworkCore.MySql
2.创建实体对象

3.创建上下文对象

4.appsettings.json中加入连接字符串
"ConnectionStrings": {
"DefaultConnectionString": "Server=ip;Database=表名;User ID=连接账号;Password&