protectedoverridevoidOnConfiguring(DbContextOptionsBuilder optionsBuilder){base.OnConfiguring(optionsBuilder); optionsBuilder.UseMySQL(this.ConnectionString); } 开发者ID:Sharelink,项目名称:BahamutZero,代码行数:5,代码来源:BahamutDBContext.cs 注:本文中的DbContextOptionsBuilder.UseMySQL方法示例由纯净天空整理自Gi...
optionsBuilder.UseMySql("name=CCP", Microsoft.EntityFrameworkCore.ServerVersion.FromString("8.0.21-mysql")); System.ArgumentException: 'Option 'name' not supported.' The issue This has always worked fine previously in numerous projects and broke when upgrading to EF Core 5.0 and vs 5.0.0-alpha...
项目右键“管理NuGet程序包(N)…”,搜索安装Microsoft.EntityFrameworkCore.InMemory点击安装即可: 安装后,引入Microsoft.EntityFrameworkCore命名空间即可,因为UseInMemotyDatabase方法所在的类InMemoryDbContextOptionsExtensions也声明在Microsoft.EntityFrameworkCore命名空间下:...
新建 Console 应用程序，命名自定 安装相关Nuget 包 //Sql Server Database Pr
Install-Package Pomelo.EntityFrameworkCore.MySQL Then use the following code to connection your database.prettyprint Copy services.AddDbContext<BloggingContext>(options => options.UseMySql(connection)); For more information, please refer ...
{ optionsBuilder.UseSqlServer(CSName, op => op.UseRowNumberForPaging()); } else { optionsBuilder.UseSqlServer(CSName); } } catch { optionsBuilder.UseSqlServer(CSName, op => op.UseRowNumberForPaging()); } break; case DBTypeEnum.MySql: o...
EF Core 适用于许多数据库,包括 SQL 数据库(本地和 Azure)、SQLite、MySQL、PostgreSQL 和 Azure Cosmos DB。实体框架是一个对象关系映射 (ORM) 框架,它为开发人员提供了一种自动化机制,用于存储和访问 dbcontextoptionsbuilder 使用sqlserver Contoso 大学异常消息:“DbContextOptionsBuilder”不包含“UseSqlServer”...
services.AddDbContext<BloggingContext>(options => options.UseMySql(connection)); For more information, please refer to: https://docs.efproject.net/en/latest/providers/pomelo/index.html https://github.com/PomeloFoundation/Pomelo.EntityFrameworkCore.MySql/blob/master/README.md#getting-started ...