使用Code First的话对于实体字段或者表映射修改都需要使用迁移操作,下面列出操作具体步骤 1.创建映射类和实体,本文主要是讲解迁移步骤,其他代码则没有列出 public class ProductMap : EntityTypeConfiguration<Product> { public ProductMap() { ToTable("Product"); //指定表明 HasKey(p => p.Id); //指定主键 } } public class Pr…
本文转自:https://www.pronopcommerce.com/using-entity-framework-ef-code-first-migrations-in-nopcommerce-for-fast-customizations Using Entity Framework (EF) Code-First Migrations in nopCommerce for Fast Customizations By Woon Cherk Lam | Wednesday, Decembe…
EF Core使用迁移命令时,如: Add-Migration Init 有时会出现如下错误: System.IO.FileLoadException: Could not load file or assembly 'System.ValueTuple, Version=0.0.0.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51' or one of its dependencies. The located assembly's man…