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Furion.EntityFramework.Core\r\n{\r\n    [AppDbContext("Sqlite3ConnectionString", DbProvider.Sqlite)]\r\n    public class MultiTenantDbContext : AppDbContext<MultiTenantDbContext, MultiTenantDbContextLocator>\r\n    {\r\n        public MultiTenantDbContext(DbContextOptions<MultiTenantDbContext> options) : base(options)\r\n        {\r\n        }\r\n    }\r\n}\n'})}),"\n",(0,r.jsx)(e.admonition,{title:"\u7279\u522b\u6ce8\u610f",type:"important",children:(0,r.jsxs)(e.p,{children:["\u591a\u79df\u6237\u64cd\u4f5c\u5efa\u8bae\u5355\u72ec\u4e00\u4e2a\u6570\u636e\u5e93\u4e0a\u4e0b\u6587\uff0c\u800c\u4e14\u9700\u6307\u5b9a ",(0,r.jsx)(e.code,{children:"MultiTenantDbContextLocator"})," \u6570\u636e\u5e93\u4e0a\u4e0b\u6587\u5b9a\u4f4d\u5668\u3002"]})}),"\n",(0,r.jsx)(e.h3,{id:"1152-\u6ce8\u518c\u591a\u79df\u6237\u6570\u636e\u5e93\u4e0a\u4e0b\u6587",children:"11.5.2 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          new Tenant\r\n                {\r\n                    TenantId = Guid.Parse("C5798CB6-16D6-0F42-EB56-59C695353BC0"),\r\n                    Name = "\u5176\u4ed6\u79df\u6237",\r\n                    Host = "localhost:5000",\r\n                    CreatedTime = DateTime.Parse("2020-10-06 20:20:32")\r\n                }\r\n            };\r\n        }\r\n    }\r\n}\n'})}),"\n",(0,r.jsx)(e.admonition,{title:"\u7279\u522b\u8bf4\u660e",type:"note",children:(0,r.jsxs)(e.p,{children:["\u8be5\u6b65\u9aa4\u53ea\u5728 ",(0,r.jsx)(e.code,{children:"Code First"})," \u65b9\u5f0f\u6267\u884c\uff0c",(0,r.jsx)(e.code,{children:"Database First"})," \u65e0\u9700\u914d\u7f6e\u79cd\u5b50\u6570\u636e\u3002"]})}),"\n",(0,r.jsxs)(e.h3,{id:"1154-\u6839\u636e\u6a21\u578b\u521b\u5efa-tenant-\u8868",children:["11.5.4 \u6839\u636e\u6a21\u578b\u521b\u5efa ",(0,r.jsx)(e.code,{children:"Tenant"})," 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Furion.EntityFramework.Core\r\n{\r\n    [AppDbContext("Sqlite3ConnectionString", DbProvider.Sqlite)]\r\n    public class FurionDbContext : AppDbContext<FurionDbContext>, IMultiTenantOnTable, IModelBuilderFilter\r\n    {\r\n        public FurionDbContext(DbContextOptions<FurionDbContext> options) : base(options)\r\n        {\r\n        }\r\n\r\n        public object GetTenantId()\r\n        {\r\n           return base.Tenant?.TenantId ?? Guid.Empty;\r\n        }\r\n    }\r\n}\n'})}),"\n",(0,r.jsxs)(e.p,{children:["\u5728 ",(0,r.jsx)(e.code,{children:"GetTenantId()"})," \u65b9\u6cd5\u4e2d\uff0c\u9996\u5148\u83b7\u53d6\u8bf7\u6c42\u7684 ",(0,r.jsx)(e.code,{children:"\u4e3b\u673a\u5730\u5740"}),"\uff0c\u7136\u540e\u6839\u636e\u4e3b\u673a\u5730\u5740\u67e5\u8be2\u5bf9\u5e94\u7684\u79df\u6237 ",(0,r.jsx)(e.code,{children:"TenantId"}),"\uff0c\u907f\u514d\u591a\u6b21\u67e5\u8be2\u6570\u636e\u5e93\uff0c\u8fd9\u91cc\u4f7f\u7528\u4e86 ",(0,r.jsx)(e.code,{children:"IMemoryCache"})," \u5185\u5b58\u7f13\u5b58\u3002"]}),"\n",(0,r.jsxs)(e.admonition,{title:"\u7279\u522b\u8bf4\u660e",type:"important",children:[(0,r.jsxs)(e.p,{children:[(0,r.jsx)(e.code,{children:"base.Tenant"})," \u53ea\u662f ",(0,r.jsx)(e.code,{children:"Furion"})," \u6846\u67b6\u63d0\u4f9b\u7684\u9ed8\u8ba4\u79df\u6237\u5b9e\u73b0\u65b9\u6cd5\uff0c\u5982\u679c\u4e0d\u80fd\u6ee1\u8db3\u4e1a\u52a1\u9700\u6c42\uff0c\u53ea\u9700\u8981\u5728 ",(0,r.jsx)(e.code,{children:"GetTenantId"})," \u91cc\u9762\u5199\u4f60\u7684\u4e1a\u52a1\u4ee3\u7801\u5373\u53ef\uff0c\u4e5f\u5c31\u662f\u65e0\u9700\u8c03\u7528 ",(0,r.jsx)(e.code,{children:"base.Tenant"}),"\u3002\u5982\uff1a"]}),(0,r.jsx)(e.pre,{children:(0,r.jsx)(e.code,{className:"language-cs",metastring:"showLineNumbers ",children:"public object GetTenantId()\r\n{\r\n   // \u8fd9\u91cc\u662f\u4f60\u83b7\u53d6 TenantId \u7684\u903b\u8f91\r\n   return \u4f60\u7684 TenantId;\r\n}\n"})})]}),"\n",(0,r.jsxs)(e.h3,{id:"1156-\u5b9e\u73b0-imodelbuilderfilter-\u63a5\u53e3",children:["11.5.6 \u5b9e\u73b0 ",(0,r.jsx)(e.code,{children:"IModelBuilderFilter"})," \u63a5\u53e3"]}),"\n",(0,r.jsxs)(e.p,{children:[(0,r.jsx)(e.code,{children:"IModelBuilderFilter"})," \u63a5\u53e3\u662f\u5168\u5c40\u67e5\u8be2\u8fc7\u6ee4\u5668\u5b9e\u73b0\u63a5\u53e3\uff0c\u6240\u4ee5\u6211\u4eec\u9700\u8981\u914d\u7f6e\u5b9e\u4f53 ",(0,r.jsx)(e.code,{children:"TenantId"})," \u8fc7\u6ee4\u5668"]}),"\n",(0,r.jsx)(e.pre,{children:(0,r.jsx)(e.code,{className:"language-cs",metastring:"showLineNumbers  {9,20-23}",children:'using Furion.DatabaseAccessor;\r\nusing Microsoft.EntityFrameworkCore;\r\nusing Microsoft.EntityFrameworkCore.Metadata.Builders;\r\nusing System;\r\n\r\nnamespace Furion.EntityFramework.Core\r\n{\r\n    [AppDbContext("Sqlite3ConnectionString", DbProvider.Sqlite)]\r\n    public class FurionDbContext : AppDbContext<FurionDbContext>, IMultiTenantOnTable, IModelBuilderFilter\r\n    {\r\n        public FurionDbContext(DbContextOptions<FurionDbContext> options) : base(options)\r\n        {\r\n        }\r\n\r\n        public object GetTenantId()\r\n        {\r\n            return base.Tenant?.TenantId ?? Guid.Empty;\r\n        }\r\n\r\n        public void OnCreating(ModelBuilder modelBuilder, EntityTypeBuilder entityBuilder, DbContext dbContext, Type dbContextLocator)\r\n        {\r\n            entityBuilder.HasQueryFilter(BuildTenantQueryFilter(entityBuilder, dbContext));\r\n        }\r\n    }\r\n}\n'})}),"\n",(0,r.jsxs)(e.h3,{id:"1157-\u91cd\u5199-savingchangesevent-\u4e8b\u4ef6\u65b9\u6cd5",children:["11.5.7 \u91cd\u5199 ",(0,r.jsx)(e.code,{children:"SavingChangesEvent"})," \u4e8b\u4ef6\u65b9\u6cd5"]}),"\n",(0,r.jsxs)(e.p,{children:["\u901a\u8fc7\u4e0a\u9762\u7684\u6b65\u9aa4\uff0c\u6211\u4eec\u5df2\u7ecf\u89e3\u51b3\u4e86 ",(0,r.jsx)(e.code,{children:"\u67e5\u8be2"})," \u79df\u6237\u8fc7\u6ee4\u529f\u80fd\uff0c\u4f46\u662f ",(0,r.jsx)(e.code,{children:"\u65b0\u589e"})," \u548c ",(0,r.jsx)(e.code,{children:"\u66f4\u65b0"})," \u8fd8\u672a\u5904\u7406\u3002"]}),"\n",(0,r.jsxs)(e.ul,{children:["\n",(0,r.jsxs)(e.li,{children:[(0,r.jsx)(e.code,{children:"\u65b0\u589e"})," \u6570\u636e\u7684\u65f6\u5019\u81ea\u52a8\u8bbe\u7f6e ",(0,r.jsx)(e.code,{children:"TenantId"})," \u7684\u503c"]}),"\n",(0,r.jsxs)(e.li,{children:[(0,r.jsx)(e.code,{children:"\u66f4\u65b0"})," \u6570\u636e\u7684\u65f6\u5019\u6392\u9664 ",(0,r.jsx)(e.code,{children:"TenantId"})," \u5c5e\u6027\u66f4\u65b0"]}),"\n"]}),"\n",(0,r.jsxs)(e.p,{children:["\u5b9e\u73b0\u4e0a\u9762\u7684\u6b65\u9aa4\u5f88\u7b80\u5355\uff0c\u53ea\u9700\u8981\u91cd\u5199 ",(0,r.jsx)(e.code,{children:"SavingChangesEvent"})," \u4e8b\u4ef6\u65b9\u6cd5\u5373\u53ef\u3002"]}),"\n",(0,r.jsx)(e.pre,{children:(0,r.jsx)(e.code,{className:"language-cs",metastring:"showLineNumbers  {26-48}",children:'using Furion.DatabaseAccessor;\r\nusing Microsoft.EntityFrameworkCore;\r\nusing Microsoft.EntityFrameworkCore.Metadata.Builders;\r\nusing System;\r\nusing System.Linq;\r\n\r\nnamespace Furion.EntityFramework.Core\r\n{\r\n    [AppDbContext("Sqlite3ConnectionString", DbProvider.Sqlite)]\r\n    public class FurionDbContext : AppDbContext<FurionDbContext>, IMultiTenantOnTable, IModelBuilderFilter\r\n    {\r\n        public FurionDbContext(DbContextOptions<FurionDbContext> options) : base(options)\r\n        {\r\n        }\r\n\r\n        public object GetTenantId()\r\n        {\r\n            return base.Tenant?.TenantId ?? Guid.Empty;\r\n        }\r\n\r\n        public void OnCreating(ModelBuilder modelBuilder, EntityTypeBuilder entityBuilder, DbContext dbContext, Type dbContextLocator)\r\n        {\r\n            entityBuilder.HasQueryFilter(BuildTenantQueryFilter(entityBuilder, dbContext));\r\n        }\r\n\r\n        protected override void SavingChangesEvent(DbContextEventData eventData, InterceptionResult<int> result)\r\n        {\r\n            // \u83b7\u53d6\u5f53\u524d\u4e8b\u4ef6\u5bf9\u5e94\u4e0a\u4e0b\u6587\r\n            var dbContext = eventData.Context;\r\n\r\n            // \u83b7\u53d6\u6240\u6709\u65b0\u589e\u3001\u66f4\u65b0\u3001\u5220\u9664\u7684\u5b9e\u4f53\r\n            var entities = dbContext.ChangeTracker.Entries().Where(u => u.State == EntityState.Added || u.State == EntityState.Modified || u.State == EntityState.Deleted);\r\n\r\n            foreach (var entity in entities)\r\n            {                \r\n                switch (entity.State)\r\n                {\r\n                    // \u81ea\u52a8\u8bbe\u7f6e\u79df\u6237Id\r\n                    case EntityState.Added:\r\n                        entity.Property(nameof(Entity.TenantId)).CurrentValue = GetTenantId();\r\n                        break;\r\n                    // \u6392\u9664\u79df\u6237Id\r\n                    case EntityState.Modified:\r\n                        entity.Property(nameof(Entity.TenantId)).IsModified = false;\r\n                        break;\r\n                    // \u5220\u9664\u5904\u7406\r\n                    case EntityState.Deleted:\r\n                        break;\r\n                }\r\n            }\r\n        }\r\n    }\r\n}\n'})}),"\n",(0,r.jsx)("img",{src:(0,s.Z)("img/saas1.png")}),"\n",(0,r.jsxs)(e.h2,{id:"116-\u57fa\u4e8e-database-\u7684\u65b9\u5f0f",children:["11.6 \u57fa\u4e8e ",(0,r.jsx)(e.code,{children:"Database"})," \u7684\u65b9\u5f0f"]}),"\n",(0,r.jsx)(e.p,{children:"\u6b64\u65b9\u5f0f\u5728\u4e2d\u5927\u578b\u4f01\u4e1a\u7cfb\u7edf\u4e2d\u6700\u4e3a\u5e38\u7528\uff0c\u4e00\u4e2a\u79df\u6237\uff08\u5ba2\u6237\uff09\u4e00\u4e2a\u72ec\u7acb\u7684\u6570\u636e\u5e93\u3002"}),"\n",(0,r.jsx)(e.h3,{id:"1161-\u521b\u5efa\u79df\u6237\u6570\u636e\u5e93\u4e0a\u4e0b\u6587",children:"11.6.1 \u521b\u5efa\u79df\u6237\u6570\u636e\u5e93\u4e0a\u4e0b\u6587"}),"\n",(0,r.jsx)(e.pre,{children:(0,r.jsx)(e.code,{className:"language-cs",metastring:'showLineNumbers  {6-7} title="Furion.EntityFramework.Core\\DbContexts\\MultiTenantDbContext.cs"',children:'using Furion.DatabaseAccessor;\r\nusing Microsoft.EntityFrameworkCore;\r\n\r\nnamespace Furion.EntityFramework.Core\r\n{\r\n    [AppDbContext("Sqlite3ConnectionString", DbProvider.Sqlite)]\r\n    public class MultiTenantDbContext : AppDbContext<MultiTenantDbContext, MultiTenantDbContextLocator>\r\n    {\r\n        public MultiTenantDbContext(DbContextOptions<MultiTenantDbContext> options) : base(options)\r\n        {\r\n        }\r\n    }\r\n}\n'})}),"\n",(0,r.jsx)(e.admonition,{title:"\u7279\u522b\u6ce8\u610f",type:"important",children:(0,r.jsxs)(e.p,{children:["\u591a\u79df\u6237\u64cd\u4f5c\u5efa\u8bae\u5355\u72ec\u4e00\u4e2a\u6570\u636e\u5e93\u4e0a\u4e0b\u6587\uff0c\u800c\u4e14\u9700\u6307\u5b9a ",(0,r.jsx)(e.code,{children:"MultiTenantDbContextLocator"})," \u6570\u636e\u5e93\u4e0a\u4e0b\u6587\u5b9a\u4f4d\u5668\u3002"]})}),"\n",(0,r.jsx)(e.h3,{id:"1162-\u6ce8\u518c\u591a\u79df\u6237\u6570\u636e\u5e93\u4e0a\u4e0b\u6587",children:"11.6.2 \u6ce8\u518c\u591a\u79df\u6237\u6570\u636e\u5e93\u4e0a\u4e0b\u6587"}),"\n",(0,r.jsx)(e.pre,{children:(0,r.jsx)(e.code,{className:"language-cs",metastring:"showLineNumbers  {13,14}",children:"using Furion.DatabaseAccessor;\r\nusing Microsoft.Extensions.DependencyInjection;\r\n\r\nnamespace Furion.EntityFramework.Core\r\n{\r\n    [AppStartup(600)]\r\n    public sealed class FurEntityFrameworkCoreStartup : AppStartup\r\n    {\r\n        public void ConfigureServices(IServiceCollection services)\r\n        {\r\n            services.AddDatabaseAccessor(options =>\r\n            {\r\n                options.AddDb<FurionDbContext>();\r\n                options.AddDbPool<MultiTenantDbContext, MultiTenantDbContextLocator>();\r\n            });\r\n        }\r\n    }\r\n}\n"})}),"\n",(0,r.jsx)(e.admonition,{title:"\u7279\u522b\u6ce8\u610f",type:"caution",children:(0,r.jsxs)(e.p,{children:["\u9700\u8981 ",(0,r.jsx)(e.code,{children:"Database"})," \u591a\u79df\u6237\u65b9\u6848\u7684\u6570\u636e\u5e93\u4e0a\u4e0b\u6587\u9700\u8981\u91c7\u7528 ",(0,r.jsx)(e.code,{children:"AddDb"})," \u6ce8\u518c\uff0c\u800c\u4e0d\u662f ",(0,r.jsx)(e.code,{children:"AddDbPool"}),"\u3002\u539f\u56e0\u662f ",(0,r.jsx)(e.code,{children:"AddDbPool"})," \u65b9\u5f0f\u6ce8\u518c\u540e\u7eed\u4e0d\u652f\u6301 ",(0,r.jsx)(e.code,{children:"OnConfiguring"})," \u91cd\u5199\uff01\uff01\uff01"]})}),"\n",(0,r.jsxs)(e.h3,{id:"1163-\u6dfb\u52a0-tenant-\u79cd\u5b50\u6570\u636e",children:["11.6.3 \u6dfb\u52a0 ",(0,r.jsx)(e.code,{children:"Tenant"})," \u79cd\u5b50\u6570\u636e"]}),"\n",(0,r.jsx)(e.pre,{children:(0,r.jsx)(e.code,{className:"language-cs",metastring:'showLineNumbers  {8,12-30} title="Furion.EntityFramework.Core\\SeedDatas\\TenantSeedData.cs"',children:'using Furion.DatabaseAccessor;\r\nusing Microsoft.EntityFrameworkCore;\r\nusing System;\r\nusing System.Collections.Generic;\r\n\r\nnamespace Furion.EntityFramework.Core\r\n{\r\n    public class TenantSeedData : IEntitySeedData<Tenant, MultiTenantDbContextLocator>\r\n    {\r\n        public IEnumerable<Tenant> HasData(DbContext dbContext, Type dbContextLocator)\r\n        {\r\n            return new List<Tenant>\r\n            {\r\n                new Tenant\r\n                {\r\n                    TenantId = Guid.Parse("383AFB88-F519-FFF8-B364-6D563BF3687F"),\r\n                    Name = "\u9ed8\u8ba4\u79df\u6237",\r\n                    Host = "localhost:44313",\r\n                    CreatedTime = DateTime.Parse("2020-10-06 20:19:07"),\r\n                    ConnectionString = "Data Source=./Furion.db" // \u914d\u7f6e\u8fde\u63a5\u5b57\u7b26\u4e32\r\n                },\r\n                new Tenant\r\n                {\r\n                    TenantId = Guid.Parse("C5798CB6-16D6-0F42-EB56-59C695353BC0"),\r\n                    Name = "\u5176\u4ed6\u79df\u6237",\r\n                    Host = "localhost:5000",\r\n                    CreatedTime = DateTime.Parse("2020-10-06 20:20:32"),\r\n                    ConnectionString = "Data Source=./Fur2.db" // \u914d\u7f6e\u8fde\u63a5\u5b57\u7b26\u4e32\r\n                }\r\n            };\r\n        }\r\n    }\r\n}\n'})}),"\n",(0,r.jsx)(e.admonition,{title:"\u7279\u522b\u8bf4\u660e",type:"note",children:(0,r.jsxs)(e.p,{children:["\u8be5\u6b65\u9aa4\u53ea\u5728 ",(0,r.jsx)(e.code,{children:"Code First"})," \u65b9\u5f0f\u6267\u884c\uff0c",(0,r.jsx)(e.code,{children:"Database First"})," \u65e0\u9700\u914d\u7f6e\u79cd\u5b50\u6570\u636e\u3002"]})}),"\n",(0,r.jsxs)(e.h3,{id:"1164-\u6839\u636e\u6a21\u578b\u521b\u5efa-tenant-\u8868",children:["11.6.4 \u6839\u636e\u6a21\u578b\u521b\u5efa ",(0,r.jsx)(e.code,{children:"Tenant"})," \u8868"]}),"\n",(0,r.jsx)(e.pre,{children:(0,r.jsx)(e.code,{className:"language-shell",metastring:"showLineNumbers ",children:"Add-Migration add_tenant_table -Context MultiTenantDbContext\n"})}),"\n",(0,r.jsx)(e.pre,{children:(0,r.jsx)(e.code,{className:"language-shell",metastring:"showLineNumbers ",children:"Update-Database -Context MultiTenantDbContext\n"})}),"\n",(0,r.jsxs)(e.h3,{id:"1165-\u5b9e\u73b0-imultitenantondatabase-\u63a5\u53e3",children:["11.6.5 \u5b9e\u73b0 ",(0,r.jsx)(e.code,{children:"IMultiTenantOnDatabase"})," \u63a5\u53e3"]}),"\n",(0,r.jsxs)(e.p,{children:["\u5728\u9700\u8981\u591a\u79df\u6237\u7684\u6570\u636e\u5e93\u4e0a\u4e0b\u6587\u4e2d\u5b9e\u73b0 ",(0,r.jsx)(e.code,{children:"IMultiTenantOnDatabase"})," \u63a5\u53e3\uff0c\u5982\uff1a"]}),"\n",(0,r.jsx)(e.pre,{children:(0,r.jsx)(e.code,{className:"language-cs",metastring:"showLineNumbers  {6,13-16}",children:'using Furion.DatabaseAccessor;\r\nusing Microsoft.EntityFrameworkCore;\r\n\r\nnamespace Furion.EntityFramework.Core\r\n{\r\n    // \u8fd9\u91cc\u53ef\u4e0d\u914d\u7f6e\r\n    public class FurionDbContext : AppDbContext<FurionDbContext>, IMultiTenantOnDatabase\r\n    {\r\n        public FurionDbContext(DbContextOptions<FurionDbContext> options) : base(options)\r\n        {\r\n        }\r\n\r\n        public string GetDatabaseConnectionString()\r\n        {\r\n            return base.Tenant?.ConnectionString??"\u9ed8\u8ba4\u94fe\u63a5\u5b57\u7b26\u4e32";\r\n        }\r\n    }\r\n}\n'})}),"\n",(0,r.jsxs)(e.admonition,{title:"\u7279\u522b\u8bf4\u660e",type:"important",children:[(0,r.jsxs)(e.p,{children:[(0,r.jsx)(e.code,{children:"base.Tenant"})," \u53ea\u662f ",(0,r.jsx)(e.code,{children:"Furion"})," \u6846\u67b6\u63d0\u4f9b\u7684\u9ed8\u8ba4\u79df\u6237\u5b9e\u73b0\u65b9\u6cd5\uff0c\u5982\u679c\u4e0d\u80fd\u6ee1\u8db3\u4e1a\u52a1\u9700\u6c42\uff0c\u53ea\u9700\u8981\u5728 ",(0,r.jsx)(e.code,{children:"GetDatabaseConnectionString"})," \u91cc\u9762\u5199\u4f60\u7684\u4e1a\u52a1\u4ee3\u7801\u5373\u53ef\uff0c\u4e5f\u5c31\u662f\u65e0\u9700\u8c03\u7528 ",(0,r.jsx)(e.code,{children:"base.Tenant"}),"\u3002\u5982\uff1a"]}),(0,r.jsx)(e.pre,{children:(0,r.jsx)(e.code,{className:"language-cs",metastring:"showLineNumbers ",children:"public string GetDatabaseConnectionString()\r\n{\r\n   // \u8fd9\u91cc\u662f\u4f60\u83b7\u53d6 DatabaseConnecionString \u7684\u903b\u8f91\r\n   return \u4f60\u7684 \u8fde\u63a5\u5b57\u7b26\u4e32;\r\n}\n"})})]}),"\n",(0,r.jsxs)(e.h3,{id:"1166-\u91cd\u5199-onconfiguring-\u65b9\u6cd5",children:["11.6.6 \u91cd\u5199 ",(0,r.jsx)(e.code,{children:"OnConfiguring"})," \u65b9\u6cd5"]}),"\n",(0,r.jsxs)(e.p,{children:["\u5728\u9700\u8981\u591a\u79df\u6237\u7684\u6570\u636e\u5e93\u4e0a\u4e0b\u6587\u4e2d\u91cd\u5199 ",(0,r.jsx)(e.code,{children:"OnConfiguring"})," \u65b9\u6cd5\u5e76\u914d\u7f6e\u8fde\u63a5\u5b57\u7b26\u4e32\uff1a"]}),"\n",(0,r.jsx)(e.pre,{children:(0,r.jsx)(e.code,{className:"language-cs",metastring:"showLineNumbers  {12-17}",children:'using Furion.DatabaseAccessor;\r\nusing Microsoft.EntityFrameworkCore;\r\n\r\nnamespace Furion.EntityFramework.Core\r\n{\r\n    public class FurionDbContext : AppDbContext<FurionDbContext>, IMultiTenantOnDatabase\r\n    {\r\n        public FurionDbContext(DbContextOptions<FurionDbContext> options) : base(options)\r\n        {\r\n        }\r\n\r\n        protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)\r\n        {\r\n            optionsBuilder.UseSqlite(GetDatabaseConnectionString());\r\n\r\n            base.OnConfiguring(optionsBuilder);\r\n        }\r\n\r\n        public string GetDatabaseConnectionString()\r\n        {\r\n            return base.Tenant?.ConnectionString??"\u9ed8\u8ba4\u94fe\u63a5\u5b57\u7b26\u4e32";\r\n        }\r\n    }\r\n}\n'})}),"\n",(0,r.jsx)("img",{src:(0,s.Z)("img/saas2.png")}),"\n",(0,r.jsxs)(e.admonition,{title:"\u7279\u522b\u6ce8\u610f",type:"caution",children:[(0,r.jsxs)(e.p,{children:["\u57fa\u4e8e ",(0,r.jsx)(e.code,{children:"Database"})," \u65b9\u5f0f\u505a ",(0,r.jsx)(e.code,{children:"Code First"})," \u7684\u65f6\u5019\uff0c\u9700\u8981\u624b\u52a8\u6307\u5b9a\u8fc1\u79fb\u7a0b\u5e8f\u540d\u79f0\uff0c\u5982\uff1a"]}),(0,r.jsx)(e.pre,{children:(0,r.jsx)(e.code,{className:"language-cs",metastring:"showLineNumbers ",children:'optionsBuilder.UseSqlite(GetDatabaseConnectionString(), options=>\r\n{\r\n    options.MigrationsAssembly("My.Migrations");\r\n});\n'})})]}),"\n",(0,r.jsxs)(e.h2,{id:"117-\u57fa\u4e8e-schema-\u7684\u65b9\u5f0f",children:["11.7 \u57fa\u4e8e ",(0,r.jsx)(e.code,{children:"Schema"})," \u7684\u65b9\u5f0f"]}),"\n",(0,r.jsxs)(e.p,{children:["\u6b64\u65b9\u5f0f\u5728\u4e2d\u5c0f\u578b\u4f01\u4e1a\u7cfb\u7edf\u4e2d\u4e5f\u4e0d\u5c11\u89c1\uff0c\u4e00\u4e2a\u79df\u6237\uff08\u5ba2\u6237\uff09\u5171\u4eab\u6570\u636e\u5e93\u4e14\u4e0d\u540c ",(0,r.jsx)(e.code,{children:"Schema"}),"\u3002"]}),"\n",(0,r.jsx)(e.h3,{id:"1171-\u521b\u5efa\u79df\u6237\u6570\u636e\u5e93\u4e0a\u4e0b\u6587",children:"11.7.1 \u521b\u5efa\u79df\u6237\u6570\u636e\u5e93\u4e0a\u4e0b\u6587"}),"\n",(0,r.jsx)(e.pre,{children:(0,r.jsx)(e.code,{className:"language-cs",metastring:'showLineNumbers  {6-7} title="Furion.EntityFramework.Core\\DbContexts\\MultiTenantDbContext.cs"',children:'using Furion.DatabaseAccessor;\r\nusing Microsoft.EntityFrameworkCore;\r\n\r\nnamespace Furion.EntityFramework.Core\r\n{\r\n    [AppDbContext("Sqlite3ConnectionString", DbProvider.Sqlite)]\r\n    public class MultiTenantDbContext : AppDbContext<MultiTenantDbContext, MultiTenantDbContextLocator>\r\n    {\r\n        public MultiTenantDbContext(DbContextOptions<MultiTenantDbContext> options) : base(options)\r\n        {\r\n        }\r\n    }\r\n}\n'})}),"\n",(0,r.jsx)(e.admonition,{title:"\u7279\u522b\u6ce8\u610f",type:"important",children:(0,r.jsxs)(e.p,{children:["\u591a\u79df\u6237\u64cd\u4f5c\u5efa\u8bae\u5355\u72ec\u4e00\u4e2a\u6570\u636e\u5e93\u4e0a\u4e0b\u6587\uff0c\u800c\u4e14\u9700\u6307\u5b9a ",(0,r.jsx)(e.code,{children:"MultiTenantDbContextLocator"})," \u6570\u636e\u5e93\u4e0a\u4e0b\u6587\u5b9a\u4f4d\u5668\u3002"]})}),"\n",(0,r.jsx)(e.h3,{id:"1172-\u6ce8\u518c\u591a\u79df\u6237\u6570\u636e\u5e93\u4e0a\u4e0b\u6587",children:"11.7.2 \u6ce8\u518c\u591a\u79df\u6237\u6570\u636e\u5e93\u4e0a\u4e0b\u6587"}),"\n",(0,r.jsx)(e.pre,{children:(0,r.jsx)(e.code,{className:"language-cs",metastring:"showLineNumbers  {14}",children:"using Furion.DatabaseAccessor;\r\nusing Microsoft.Extensions.DependencyInjection;\r\n\r\nnamespace Furion.EntityFramework.Core\r\n{\r\n    [AppStartup(600)]\r\n    public sealed class FurEntityFrameworkCoreStartup : AppStartup\r\n    {\r\n        public void ConfigureServices(IServiceCollection services)\r\n        {\r\n            services.AddDatabaseAccessor(options =>\r\n            {\r\n                options.AddDbPool<FurionDbContext>();\r\n                options.AddDbPool<MultiTenantDbContext, MultiTenantDbContextLocator>();\r\n            });\r\n        }\r\n    }\r\n}\n"})}),"\n",(0,r.jsxs)(e.h3,{id:"1173-\u6dfb\u52a0-tenant-\u79cd\u5b50\u6570\u636e",children:["11.7.3 \u6dfb\u52a0 ",(0,r.jsx)(e.code,{children:"Tenant"})," \u79cd\u5b50\u6570\u636e"]}),"\n",(0,r.jsx)(e.pre,{children:(0,r.jsx)(e.code,{className:"language-cs",metastring:'showLineNumbers  {8,12-30} title="Furion.EntityFramework.Core\\SeedDatas\\TenantSeedData.cs"',children:'using Furion.DatabaseAccessor;\r\nusing Microsoft.EntityFrameworkCore;\r\nusing System;\r\nusing System.Collections.Generic;\r\n\r\nnamespace Furion.EntityFramework.Core\r\n{\r\n    public class TenantSeedData : IEntitySeedData<Tenant, MultiTenantDbContextLocator>\r\n    {\r\n        public IEnumerable<Tenant> HasData(DbContext dbContext, Type dbContextLocator)\r\n        {\r\n            return new List<Tenant>\r\n            {\r\n                new Tenant\r\n                {\r\n                    TenantId = Guid.Parse("383AFB88-F519-FFF8-B364-6D563BF3687F"),\r\n                    Name = "\u9ed8\u8ba4\u79df\u6237",\r\n                    Host = "localhost:44313",\r\n                    CreatedTime = DateTime.Parse("2020-10-06 20:19:07"),\r\n                    Schema = "dbo" // Schema\r\n                },\r\n                new Tenant\r\n                {\r\n                    TenantId = Guid.Parse("C5798CB6-16D6-0F42-EB56-59C695353BC0"),\r\n                    Name = "\u5176\u4ed6\u79df\u6237",\r\n                    Host = "localhost:5000",\r\n                    CreatedTime = DateTime.Parse("2020-10-06 20:20:32"),\r\n                    Schema = "furion" // Schema\r\n                }\r\n            };\r\n        }\r\n    }\r\n}\n'})}),"\n",(0,r.jsx)(e.admonition,{title:"\u7279\u522b\u8bf4\u660e",type:"note",children:(0,r.jsxs)(e.p,{children:["\u8be5\u6b65\u9aa4\u53ea\u5728 ",(0,r.jsx)(e.code,{children:"Code First"})," \u65b9\u5f0f\u6267\u884c\uff0c",(0,r.jsx)(e.code,{children:"Database First"})," \u65e0\u9700\u914d\u7f6e\u79cd\u5b50\u6570\u636e\u3002"]})}),"\n",(0,r.jsxs)(e.h3,{id:"1174-\u6839\u636e\u6a21\u578b\u521b\u5efa-tenant-\u8868",children:["11.7.4 \u6839\u636e\u6a21\u578b\u521b\u5efa ",(0,r.jsx)(e.code,{children:"Tenant"})," \u8868"]}),"\n",(0,r.jsx)(e.pre,{children:(0,r.jsx)(e.code,{className:"language-shell",metastring:"showLineNumbers ",children:"Add-Migration add_tenant_table -Context MultiTenantDbContext\n"})}),"\n",(0,r.jsx)(e.pre,{children:(0,r.jsx)(e.code,{className:"language-shell",metastring:"showLineNumbers ",children:"Update-Database -Context MultiTenantDbContext\n"})}),"\n",(0,r.jsxs)(e.h3,{id:"1175-\u5b9e\u73b0-imultitenantonschema-\u63a5\u53e3",children:["11.7.5 \u5b9e\u73b0 ",(0,r.jsx)(e.code,{children:"IMultiTenantOnSchema"})," \u63a5\u53e3"]}),"\n",(0,r.jsxs)(e.p,{children:["\u5728\u9700\u8981\u591a\u79df\u6237\u7684\u6570\u636e\u5e93\u4e0a\u4e0b\u6587\u4e2d\u5b9e\u73b0 ",(0,r.jsx)(e.code,{children:"IMultiTenantOnSchema"})," \u63a5\u53e3\uff0c\u5982\uff1a"]}),"\n",(0,r.jsx)(e.pre,{children:(0,r.jsx)(e.code,{className:"language-cs",metastring:"showLineNumbers  {6,12-15}",children:'using Furion.DatabaseAccessor;\r\nusing Microsoft.EntityFrameworkCore;\r\n\r\nnamespace Furion.EntityFramework.Core\r\n{\r\n    [AppDbContext("Sqlite3ConnectionString", DbProvider.Sqlite)]\r\n    public class FurionDbContext : AppDbContext<FurionDbContext>, IMultiTenantOnSchema\r\n    {\r\n        public FurionDbContext(DbContextOptions<FurionDbContext> options) : base(options)\r\n        {\r\n        }\r\n\r\n        public string GetSchemaName()\r\n        {\r\n            return base.Tenant?.Schema??"dbo";\r\n        }\r\n    }\r\n}\n'})}),"\n",(0,r.jsxs)(e.admonition,{title:"\u7279\u522b\u8bf4\u660e",type:"important",children:[(0,r.jsxs)(e.p,{children:[(0,r.jsx)(e.code,{children:"base.Tenant"})," \u53ea\u662f ",(0,r.jsx)(e.code,{children:"Furion"})," \u6846\u67b6\u63d0\u4f9b\u7684\u9ed8\u8ba4\u79df\u6237\u5b9e\u73b0\u65b9\u6cd5\uff0c\u5982\u679c\u4e0d\u80fd\u6ee1\u8db3\u4e1a\u52a1\u9700\u6c42\uff0c\u53ea\u9700\u8981\u5728 ",(0,r.jsx)(e.code,{children:"GetSchemaName"})," \u91cc\u9762\u5199\u4f60\u7684\u4e1a\u52a1\u4ee3\u7801\u5373\u53ef\uff0c\u4e5f\u5c31\u662f\u65e0\u9700\u8c03\u7528 ",(0,r.jsx)(e.code,{children:"base.Tenant"}),"\u3002\u5982\uff1a"]}),(0,r.jsx)(e.pre,{children:(0,r.jsx)(e.code,{className:"language-cs",metastring:"showLineNumbers ",children:"public string GetSchemaName()\r\n{\r\n   // \u8fd9\u91cc\u662f\u4f60\u83b7\u53d6 Schema \u7684\u903b\u8f91\r\n   return \u4f60\u7684 Schema;\r\n}\n"})})]}),"\n",(0,r.jsxs)(e.h3,{id:"1176-\u5173\u4e8e-code-first-\u6570\u636e\u8fc1\u79fb",children:["11.7.6 \u5173\u4e8e ",(0,r.jsx)(e.code,{children:"Code First \u6570\u636e\u8fc1\u79fb"})]}),"\n",(0,r.jsxs)(e.p,{children:["\u57fa\u4e8e ",(0,r.jsx)(e.code,{children:"Schema"})," \u65b9\u5f0f\u6bd4\u8f83\u7279\u522b\uff0c\u751f\u6210\u6570\u636e\u8fc1\u79fb\u7684\u65f6\u5019\u6ca1\u529e\u6cd5\u83b7\u53d6\u79df\u6237\u4fe1\u606f\uff0c\u6240\u4ee5\u5efa\u8bae",(0,r.jsx)(e.strong,{children:"\u5206\u5f00\u591a\u6b21\u8fc1\u79fb"}),"\uff0c\u5982\uff1a"]}),"\n",(0,r.jsx)(e.pre,{children:(0,r.jsx)(e.code,{className:"language-cs",metastring:"showLineNumbers ",children:'public string GetSchemaName()\r\n{\r\n    return base.Tenant?.Schema?? "\u79df\u6237\u4e00Schema";\r\n}\n'})}),"\n",(0,r.jsx)(e.pre,{children:(0,r.jsx)(e.code,{className:"language-cs",metastring:"showLineNumbers ",children:'public string GetSchemaName()\r\n{\r\n    return base.Tenant?.Schema?? 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