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NopCommerce架構分析之(三)EntityFramework數據庫初試化及數據操作...
modelBuilder.Configurations.Add(configurationInstance); } //...or do it manually below. For example, //modelBuilder.Configurations.Add(new LanguageMap()); base.OnModelCreating(modelBuilder); } 此方法是繼承自DbContext。并在系統(tǒng)啟動時調用,建立數據表與實體的對應關系。 在類型依賴注冊類Nop.Web.Framewo...
www.dbjr.com.cn/article/820...htm 2025-5-29
C# 如何在MVC3中取消備用控制器的選擇_C#教程_腳本之家
復制代碼代碼如下: protected override void OnModelCreating(DbModelBuilder modelBuilder) { //db.ContextOptions.LazyLoadingEnabled = false; //db.ContextOptions.ProxyCreationEnabled = false; modelBuilder.Conventions.Remove<PluralizingTableNameConvention>();//移除復數表名的契約 modelBuilder.Conventions.Remove<Inclu...
www.dbjr.com.cn/article/364...htm 2025-5-20
EntityFramework 6.x學習之多個上下文遷移實現分布式事務詳解_實用技巧...
public FlightDBContext() : base("name=flightConnection") { } public DbSet<FlightBooking> FlightBookings { get; set; } protected override void OnModelCreating(DbModelBuilder modelBuilder) { modelBuilder.Configurations.Add(new FlightBookingMap()); base.OnModelCreating(modelBuilder); } } 1 2 3 4...
www.dbjr.com.cn/article/1261...htm 2025-5-29
Entity Framework使用Code First模式管理視圖_實用技巧_腳本之家
protected override void OnModelCreating(DbModelBuilder modelBuilder) { // 配置表名和主鍵 modelBuilder.Entity<Book>().ToTable("Books").HasKey(p => p.Id); modelBuilder.Entity<BookType>().ToTable("BookTypes").HasKey(p => p.BookTypeId); // 設置實體關系 // BookType和 Books 一對多關系 外...
www.dbjr.com.cn/article/2397...htm 2025-5-30
Entity Framework實體拆分多個表_實用技巧_腳本之家
using 實體拆分.Model; namespace 實體拆分.DatabaseContext { public class EFDbContext :DbContext { public EFDbContext() : base("name=Default") { } public DbSet<Product> Products { get; set; } protected override void OnModelCreating(DbModelBuilder modelBuilder) { modelBuilder.Entity<Product>()...
www.dbjr.com.cn/article/2397...htm 2025-5-28
Entity Framework中執(zhí)行sql語句_實用技巧_腳本之家
Entity Framework使用DbModelBuilder API創(chuàng)建表結構 Entity Framework常用查詢語句 Entity Framework系統(tǒng)架構與原理介紹 Entity Framework Core實現Like查詢詳解 Entity Framework Core批處理SQL語句 Entity Framework Core實現軟刪除與查詢過濾器 Entity Framework Core生成列并跟蹤列記錄 Entity Framework實體拆分多個表微信...
www.dbjr.com.cn/article/2392...htm 2025-5-28
Elasticsearch.Net使用入門教程(1)_實用技巧_腳本之家
public DbSet<PersonDetail> PersonDetails { get; set; } protected override void OnModelCreating(DbModelBuilder modelBuilder) { //在重寫OnModelCreating方法中則可以直接調用映射類,從而減少了OnModelCreating方法的復雜度,同時也增強了代碼維護的可讀性 modelBuilder.Configurations.Add(new PersonDetailMap());...
www.dbjr.com.cn/article/977...htm 2025-5-26
ASP.NET MVC+EF實現異步增刪改查_實用技巧_腳本之家
protected override void OnModelCreating(DbModelBuilder modelBuilder) { // 配置生成的表名 modelBuilder.Entity<Student>().ToTable("T_Student"); base.OnModelCreating(modelBuilder); } public DbSet<Student> Students { get; set; } } }數據上下文類創(chuàng)建完成以后,我們接下來在程序包管理器控制臺里面進行數...
www.dbjr.com.cn/article/2418...htm 2025-6-2