EF Code First数据库映射规则及配置
EF Code First数据库映射规则主要包括以下方面:
1、表名及所有者映射
Data Annotation:
指定表名
1 using System.ComponentModel.DataAnnotations;2 3 [Table("Product")]4 public class Product指定表名及用户
using System.ComponentModel.DataAnnotations;[Table("Product", Schema = "dbo")]public class ProductFluent API:
指定表名
1 protected override void OnModelCreating(DbModelBuilder modelBuilder)2 {3 modelBuilder.Entity<Product>().ToTable("Product");4 }指定表名及用户
1 protected override void OnModelCreating(DbModelBuilder modelBuilder)2 {3 modelBuilder.Entity<Product>().ToTable("Product", "dbo");4 }2、列名映射
Data Annotation:
1 [Column("CategoryID")]2 public int CategoryID { get; set; }3 [Required, Column("CategoryName")]4 public string CategoryName { get; set; }Fluent API:
1 Property(t => t.CategoryID).HasColumnName("CategoryID");2 Property(t => t.CategoryName).IsRequired().HasColumnName("CategoryName")