├── .gitattributes ├── .gitignore ├── MultipleDbContextsTutorial.sln └── MultipleDbContextsTutorial ├── Controllers ├── CharacterController.cs └── WeatherForecastController.cs ├── Data ├── CharacterDbContext.cs └── UserDbContext.cs ├── Migrations ├── 20230529162919_InitialCreate.Designer.cs ├── 20230529162919_InitialCreate.cs ├── CharacterDbContextModelSnapshot.cs └── UserDb │ ├── 20230529163232_InitialCreate.Designer.cs │ ├── 20230529163232_InitialCreate.cs │ ├── 20230529163524_NameFix.Designer.cs │ ├── 20230529163524_NameFix.cs │ └── UserDbContextModelSnapshot.cs ├── Models ├── Character.cs ├── User.cs └── UserResponseDto.cs ├── MultipleDbContextsTutorial.csproj ├── Program.cs ├── Properties └── launchSettings.json ├── WeatherForecast.cs ├── appsettings.Development.json └── appsettings.json /.gitattributes: -------------------------------------------------------------------------------- 1 | ############################################################################### 2 | # Set default behavior to automatically normalize line endings. 3 | ############################################################################### 4 | * text=auto 5 | 6 | ############################################################################### 7 | # Set default behavior for command prompt diff. 8 | # 9 | # This is need for earlier builds of msysgit that does not have it on by 10 | # default for csharp files. 11 | # Note: This is only used by command line 12 | ############################################################################### 13 | #*.cs diff=csharp 14 | 15 | ############################################################################### 16 | # Set the merge driver for project and solution files 17 | # 18 | # Merging from the command prompt will add diff markers to the files if there 19 | # are conflicts (Merging from VS is not affected by the settings below, in VS 20 | # the diff markers are never inserted). Diff markers may cause the following 21 | # file extensions to fail to load in VS. An alternative would be to treat 22 | # these files as binary and thus will always conflict and require user 23 | # intervention with every merge. To do so, just uncomment the entries below 24 | ############################################################################### 25 | #*.sln merge=binary 26 | #*.csproj merge=binary 27 | #*.vbproj merge=binary 28 | #*.vcxproj merge=binary 29 | #*.vcproj merge=binary 30 | #*.dbproj merge=binary 31 | #*.fsproj merge=binary 32 | #*.lsproj merge=binary 33 | #*.wixproj merge=binary 34 | #*.modelproj merge=binary 35 | #*.sqlproj merge=binary 36 | #*.wwaproj merge=binary 37 | 38 | ############################################################################### 39 | # behavior for image files 40 | # 41 | # image files are treated as binary by default. 42 | ############################################################################### 43 | #*.jpg binary 44 | #*.png binary 45 | #*.gif binary 46 | 47 | ############################################################################### 48 | # diff behavior for common document formats 49 | # 50 | # Convert binary document formats to text before diffing them. This feature 51 | # is only available from the command line. Turn it on by uncommenting the 52 | # entries below. 53 | ############################################################################### 54 | #*.doc diff=astextplain 55 | #*.DOC diff=astextplain 56 | #*.docx diff=astextplain 57 | #*.DOCX diff=astextplain 58 | #*.dot diff=astextplain 59 | #*.DOT diff=astextplain 60 | #*.pdf diff=astextplain 61 | #*.PDF diff=astextplain 62 | #*.rtf diff=astextplain 63 | #*.RTF diff=astextplain 64 | -------------------------------------------------------------------------------- /.gitignore: -------------------------------------------------------------------------------- 1 | ## Ignore Visual Studio temporary files, build results, and 2 | ## files generated by popular Visual Studio add-ons. 3 | ## 4 | ## Get latest from https://github.com/github/gitignore/blob/master/VisualStudio.gitignore 5 | 6 | # User-specific files 7 | *.rsuser 8 | *.suo 9 | *.user 10 | *.userosscache 11 | *.sln.docstates 12 | 13 | # User-specific files (MonoDevelop/Xamarin Studio) 14 | *.userprefs 15 | 16 | # Mono auto generated files 17 | mono_crash.* 18 | 19 | # Build results 20 | [Dd]ebug/ 21 | [Dd]ebugPublic/ 22 | [Rr]elease/ 23 | [Rr]eleases/ 24 | x64/ 25 | x86/ 26 | [Ww][Ii][Nn]32/ 27 | [Aa][Rr][Mm]/ 28 | [Aa][Rr][Mm]64/ 29 | bld/ 30 | [Bb]in/ 31 | [Oo]bj/ 32 | [Oo]ut/ 33 | [Ll]og/ 34 | [Ll]ogs/ 35 | 36 | # Visual Studio 2015/2017 cache/options directory 37 | .vs/ 38 | # Uncomment if you have tasks that create the project's static files in wwwroot 39 | #wwwroot/ 40 | 41 | # Visual Studio 2017 auto generated files 42 | Generated\ Files/ 43 | 44 | # MSTest test Results 45 | [Tt]est[Rr]esult*/ 46 | [Bb]uild[Ll]og.* 47 | 48 | # NUnit 49 | *.VisualState.xml 50 | TestResult.xml 51 | nunit-*.xml 52 | 53 | # Build Results of an ATL Project 54 | [Dd]ebugPS/ 55 | [Rr]eleasePS/ 56 | dlldata.c 57 | 58 | # Benchmark Results 59 | BenchmarkDotNet.Artifacts/ 60 | 61 | # .NET Core 62 | project.lock.json 63 | project.fragment.lock.json 64 | artifacts/ 65 | 66 | # ASP.NET Scaffolding 67 | ScaffoldingReadMe.txt 68 | 69 | # StyleCop 70 | StyleCopReport.xml 71 | 72 | # Files built by Visual Studio 73 | *_i.c 74 | *_p.c 75 | *_h.h 76 | *.ilk 77 | *.meta 78 | *.obj 79 | *.iobj 80 | *.pch 81 | *.pdb 82 | *.ipdb 83 | *.pgc 84 | *.pgd 85 | *.rsp 86 | *.sbr 87 | *.tlb 88 | *.tli 89 | *.tlh 90 | *.tmp 91 | *.tmp_proj 92 | *_wpftmp.csproj 93 | *.log 94 | *.vspscc 95 | *.vssscc 96 | .builds 97 | *.pidb 98 | *.svclog 99 | *.scc 100 | 101 | # Chutzpah Test files 102 | _Chutzpah* 103 | 104 | # Visual C++ cache files 105 | ipch/ 106 | *.aps 107 | *.ncb 108 | *.opendb 109 | *.opensdf 110 | *.sdf 111 | *.cachefile 112 | *.VC.db 113 | *.VC.VC.opendb 114 | 115 | # Visual Studio profiler 116 | *.psess 117 | *.vsp 118 | *.vspx 119 | *.sap 120 | 121 | # Visual Studio Trace Files 122 | *.e2e 123 | 124 | # TFS 2012 Local Workspace 125 | $tf/ 126 | 127 | # Guidance Automation Toolkit 128 | *.gpState 129 | 130 | # ReSharper is a .NET coding add-in 131 | _ReSharper*/ 132 | *.[Rr]e[Ss]harper 133 | *.DotSettings.user 134 | 135 | # TeamCity is a build add-in 136 | _TeamCity* 137 | 138 | # DotCover is a Code Coverage Tool 139 | *.dotCover 140 | 141 | # AxoCover is a Code Coverage Tool 142 | .axoCover/* 143 | !.axoCover/settings.json 144 | 145 | # Coverlet is a free, cross platform Code Coverage Tool 146 | coverage*.json 147 | coverage*.xml 148 | coverage*.info 149 | 150 | # Visual Studio code coverage results 151 | *.coverage 152 | *.coveragexml 153 | 154 | # NCrunch 155 | _NCrunch_* 156 | .*crunch*.local.xml 157 | nCrunchTemp_* 158 | 159 | # MightyMoose 160 | *.mm.* 161 | AutoTest.Net/ 162 | 163 | # Web workbench (sass) 164 | .sass-cache/ 165 | 166 | # Installshield output folder 167 | [Ee]xpress/ 168 | 169 | # DocProject is a documentation generator add-in 170 | DocProject/buildhelp/ 171 | DocProject/Help/*.HxT 172 | DocProject/Help/*.HxC 173 | DocProject/Help/*.hhc 174 | DocProject/Help/*.hhk 175 | DocProject/Help/*.hhp 176 | DocProject/Help/Html2 177 | DocProject/Help/html 178 | 179 | # Click-Once directory 180 | publish/ 181 | 182 | # Publish Web Output 183 | *.[Pp]ublish.xml 184 | *.azurePubxml 185 | # Note: Comment the next line if you want to checkin your web deploy settings, 186 | # but database connection strings (with potential passwords) will be unencrypted 187 | *.pubxml 188 | *.publishproj 189 | 190 | # Microsoft Azure Web App publish settings. Comment the next line if you want to 191 | # checkin your Azure Web App publish settings, but sensitive information contained 192 | # in these scripts will be unencrypted 193 | PublishScripts/ 194 | 195 | # NuGet Packages 196 | *.nupkg 197 | # NuGet Symbol Packages 198 | *.snupkg 199 | # The packages folder can be ignored because of Package Restore 200 | **/[Pp]ackages/* 201 | # except build/, which is used as an MSBuild target. 202 | !**/[Pp]ackages/build/ 203 | # Uncomment if necessary however generally it will be regenerated when needed 204 | #!**/[Pp]ackages/repositories.config 205 | # NuGet v3's project.json files produces more ignorable files 206 | *.nuget.props 207 | *.nuget.targets 208 | 209 | # Microsoft Azure Build Output 210 | csx/ 211 | *.build.csdef 212 | 213 | # Microsoft Azure Emulator 214 | ecf/ 215 | rcf/ 216 | 217 | # Windows Store app package directories and files 218 | AppPackages/ 219 | BundleArtifacts/ 220 | Package.StoreAssociation.xml 221 | _pkginfo.txt 222 | *.appx 223 | *.appxbundle 224 | *.appxupload 225 | 226 | # Visual Studio cache files 227 | # files ending in .cache can be ignored 228 | *.[Cc]ache 229 | # but keep track of directories ending in .cache 230 | !?*.[Cc]ache/ 231 | 232 | # Others 233 | ClientBin/ 234 | ~$* 235 | *~ 236 | *.dbmdl 237 | *.dbproj.schemaview 238 | *.jfm 239 | *.pfx 240 | *.publishsettings 241 | orleans.codegen.cs 242 | 243 | # Including strong name files can present a security risk 244 | # (https://github.com/github/gitignore/pull/2483#issue-259490424) 245 | #*.snk 246 | 247 | # Since there are multiple workflows, uncomment next line to ignore bower_components 248 | # (https://github.com/github/gitignore/pull/1529#issuecomment-104372622) 249 | #bower_components/ 250 | 251 | # RIA/Silverlight projects 252 | Generated_Code/ 253 | 254 | # Backup & report files from converting an old project file 255 | # to a newer Visual Studio version. Backup files are not needed, 256 | # because we have git ;-) 257 | _UpgradeReport_Files/ 258 | Backup*/ 259 | UpgradeLog*.XML 260 | UpgradeLog*.htm 261 | ServiceFabricBackup/ 262 | *.rptproj.bak 263 | 264 | # SQL Server files 265 | *.mdf 266 | *.ldf 267 | *.ndf 268 | 269 | # Business Intelligence projects 270 | *.rdl.data 271 | *.bim.layout 272 | *.bim_*.settings 273 | *.rptproj.rsuser 274 | *- [Bb]ackup.rdl 275 | *- [Bb]ackup ([0-9]).rdl 276 | *- [Bb]ackup ([0-9][0-9]).rdl 277 | 278 | # Microsoft Fakes 279 | FakesAssemblies/ 280 | 281 | # GhostDoc plugin setting file 282 | *.GhostDoc.xml 283 | 284 | # Node.js Tools for Visual Studio 285 | .ntvs_analysis.dat 286 | node_modules/ 287 | 288 | # Visual Studio 6 build log 289 | *.plg 290 | 291 | # Visual Studio 6 workspace options file 292 | *.opt 293 | 294 | # Visual Studio 6 auto-generated workspace file (contains which files were open etc.) 295 | *.vbw 296 | 297 | # Visual Studio LightSwitch build output 298 | **/*.HTMLClient/GeneratedArtifacts 299 | **/*.DesktopClient/GeneratedArtifacts 300 | **/*.DesktopClient/ModelManifest.xml 301 | **/*.Server/GeneratedArtifacts 302 | **/*.Server/ModelManifest.xml 303 | _Pvt_Extensions 304 | 305 | # Paket dependency manager 306 | .paket/paket.exe 307 | paket-files/ 308 | 309 | # FAKE - F# Make 310 | .fake/ 311 | 312 | # CodeRush personal settings 313 | .cr/personal 314 | 315 | # Python Tools for Visual Studio (PTVS) 316 | __pycache__/ 317 | *.pyc 318 | 319 | # Cake - Uncomment if you are using it 320 | # tools/** 321 | # !tools/packages.config 322 | 323 | # Tabs Studio 324 | *.tss 325 | 326 | # Telerik's JustMock configuration file 327 | *.jmconfig 328 | 329 | # BizTalk build output 330 | *.btp.cs 331 | *.btm.cs 332 | *.odx.cs 333 | *.xsd.cs 334 | 335 | # OpenCover UI analysis results 336 | OpenCover/ 337 | 338 | # Azure Stream Analytics local run output 339 | ASALocalRun/ 340 | 341 | # MSBuild Binary and Structured Log 342 | *.binlog 343 | 344 | # NVidia Nsight GPU debugger configuration file 345 | *.nvuser 346 | 347 | # MFractors (Xamarin productivity tool) working folder 348 | .mfractor/ 349 | 350 | # Local History for Visual Studio 351 | .localhistory/ 352 | 353 | # BeatPulse healthcheck temp database 354 | healthchecksdb 355 | 356 | # Backup folder for Package Reference Convert tool in Visual Studio 2017 357 | MigrationBackup/ 358 | 359 | # Ionide (cross platform F# VS Code tools) working folder 360 | .ionide/ 361 | 362 | # Fody - auto-generated XML schema 363 | FodyWeavers.xsd -------------------------------------------------------------------------------- /MultipleDbContextsTutorial.sln: -------------------------------------------------------------------------------- 1 |  2 | Microsoft Visual Studio Solution File, Format Version 12.00 3 | # Visual Studio Version 17 4 | VisualStudioVersion = 17.6.33723.286 5 | MinimumVisualStudioVersion = 10.0.40219.1 6 | Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "MultipleDbContextsTutorial", "MultipleDbContextsTutorial\MultipleDbContextsTutorial.csproj", "{E5230E94-AB89-4C14-A2F9-4DA68BD24D67}" 7 | EndProject 8 | Global 9 | GlobalSection(SolutionConfigurationPlatforms) = preSolution 10 | Debug|Any CPU = Debug|Any CPU 11 | Release|Any CPU = Release|Any CPU 12 | EndGlobalSection 13 | GlobalSection(ProjectConfigurationPlatforms) = postSolution 14 | {E5230E94-AB89-4C14-A2F9-4DA68BD24D67}.Debug|Any CPU.ActiveCfg = Debug|Any CPU 15 | {E5230E94-AB89-4C14-A2F9-4DA68BD24D67}.Debug|Any CPU.Build.0 = Debug|Any CPU 16 | {E5230E94-AB89-4C14-A2F9-4DA68BD24D67}.Release|Any CPU.ActiveCfg = Release|Any CPU 17 | {E5230E94-AB89-4C14-A2F9-4DA68BD24D67}.Release|Any CPU.Build.0 = Release|Any CPU 18 | EndGlobalSection 19 | GlobalSection(SolutionProperties) = preSolution 20 | HideSolutionNode = FALSE 21 | EndGlobalSection 22 | GlobalSection(ExtensibilityGlobals) = postSolution 23 | SolutionGuid = {FAFBF683-6449-4495-92E4-9753724A1850} 24 | EndGlobalSection 25 | EndGlobal 26 | -------------------------------------------------------------------------------- /MultipleDbContextsTutorial/Controllers/CharacterController.cs: -------------------------------------------------------------------------------- 1 | using Microsoft.AspNetCore.Http; 2 | using Microsoft.AspNetCore.Mvc; 3 | using Microsoft.EntityFrameworkCore; 4 | using MultipleDbContextsTutorial.Data; 5 | using MultipleDbContextsTutorial.Models; 6 | 7 | namespace MultipleDbContextsTutorial.Controllers 8 | { 9 | [Route("api/[controller]")] 10 | [ApiController] 11 | public class CharacterController : ControllerBase 12 | { 13 | private readonly UserDbContext _userDbContext; 14 | private readonly CharacterDbContext _characterDbContext; 15 | 16 | public CharacterController(UserDbContext userDbContext, CharacterDbContext characterDbContext) 17 | { 18 | _userDbContext = userDbContext; 19 | _characterDbContext = characterDbContext; 20 | } 21 | 22 | [HttpGet("{userId}")] 23 | public async Task> GetCharacters(int userId) 24 | { 25 | var user = await _userDbContext.Users.FirstAsync(u => u.Id == userId); 26 | var characters = await _characterDbContext.Characters.Where(c => c.UserId == user.Id).ToListAsync(); 27 | 28 | var result = new UserResponseDto(user.Id, user.Name, characters); 29 | 30 | return Ok(result); 31 | } 32 | } 33 | } 34 | -------------------------------------------------------------------------------- /MultipleDbContextsTutorial/Controllers/WeatherForecastController.cs: -------------------------------------------------------------------------------- 1 | using Microsoft.AspNetCore.Mvc; 2 | 3 | namespace MultipleDbContextsTutorial.Controllers 4 | { 5 | [ApiController] 6 | [Route("[controller]")] 7 | public class WeatherForecastController : ControllerBase 8 | { 9 | private static readonly string[] Summaries = new[] 10 | { 11 | "Freezing", "Bracing", "Chilly", "Cool", "Mild", "Warm", "Balmy", "Hot", "Sweltering", "Scorching" 12 | }; 13 | 14 | private readonly ILogger _logger; 15 | 16 | public WeatherForecastController(ILogger logger) 17 | { 18 | _logger = logger; 19 | } 20 | 21 | [HttpGet(Name = "GetWeatherForecast")] 22 | public IEnumerable Get() 23 | { 24 | return Enumerable.Range(1, 5).Select(index => new WeatherForecast 25 | { 26 | Date = DateOnly.FromDateTime(DateTime.Now.AddDays(index)), 27 | TemperatureC = Random.Shared.Next(-20, 55), 28 | Summary = Summaries[Random.Shared.Next(Summaries.Length)] 29 | }) 30 | .ToArray(); 31 | } 32 | } 33 | } -------------------------------------------------------------------------------- /MultipleDbContextsTutorial/Data/CharacterDbContext.cs: -------------------------------------------------------------------------------- 1 | using Microsoft.EntityFrameworkCore; 2 | using MultipleDbContextsTutorial.Models; 3 | 4 | namespace MultipleDbContextsTutorial.Data 5 | { 6 | public class CharacterDbContext : DbContext 7 | { 8 | public CharacterDbContext(DbContextOptions options) 9 | : base(options) 10 | { 11 | } 12 | 13 | public DbSet Characters { get; set; } 14 | } 15 | } 16 | -------------------------------------------------------------------------------- /MultipleDbContextsTutorial/Data/UserDbContext.cs: -------------------------------------------------------------------------------- 1 | using Microsoft.EntityFrameworkCore; 2 | using MultipleDbContextsTutorial.Models; 3 | 4 | namespace MultipleDbContextsTutorial.Data 5 | { 6 | public class UserDbContext : DbContext 7 | { 8 | public UserDbContext(DbContextOptions options) 9 | : base(options) 10 | { 11 | } 12 | 13 | public DbSet Users { get; set; } 14 | } 15 | } 16 | -------------------------------------------------------------------------------- /MultipleDbContextsTutorial/Migrations/20230529162919_InitialCreate.Designer.cs: -------------------------------------------------------------------------------- 1 | // 2 | using Microsoft.EntityFrameworkCore; 3 | using Microsoft.EntityFrameworkCore.Infrastructure; 4 | using Microsoft.EntityFrameworkCore.Metadata; 5 | using Microsoft.EntityFrameworkCore.Migrations; 6 | using Microsoft.EntityFrameworkCore.Storage.ValueConversion; 7 | using MultipleDbContextsTutorial.Data; 8 | 9 | #nullable disable 10 | 11 | namespace MultipleDbContextsTutorial.Migrations 12 | { 13 | [DbContext(typeof(CharacterDbContext))] 14 | [Migration("20230529162919_InitialCreate")] 15 | partial class InitialCreate 16 | { 17 | /// 18 | protected override void BuildTargetModel(ModelBuilder modelBuilder) 19 | { 20 | #pragma warning disable 612, 618 21 | modelBuilder 22 | .HasAnnotation("ProductVersion", "7.0.5") 23 | .HasAnnotation("Relational:MaxIdentifierLength", 128); 24 | 25 | SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder); 26 | 27 | modelBuilder.Entity("MultipleDbContextsTutorial.Models.Character", b => 28 | { 29 | b.Property("Id") 30 | .ValueGeneratedOnAdd() 31 | .HasColumnType("int"); 32 | 33 | SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property("Id")); 34 | 35 | b.Property("Hitpoints") 36 | .HasColumnType("int"); 37 | 38 | b.Property("Name") 39 | .IsRequired() 40 | .HasColumnType("nvarchar(max)"); 41 | 42 | b.Property("UserId") 43 | .HasColumnType("int"); 44 | 45 | b.HasKey("Id"); 46 | 47 | b.ToTable("Characters"); 48 | }); 49 | #pragma warning restore 612, 618 50 | } 51 | } 52 | } 53 | -------------------------------------------------------------------------------- /MultipleDbContextsTutorial/Migrations/20230529162919_InitialCreate.cs: -------------------------------------------------------------------------------- 1 | using Microsoft.EntityFrameworkCore.Migrations; 2 | 3 | #nullable disable 4 | 5 | namespace MultipleDbContextsTutorial.Migrations 6 | { 7 | /// 8 | public partial class InitialCreate : Migration 9 | { 10 | /// 11 | protected override void Up(MigrationBuilder migrationBuilder) 12 | { 13 | migrationBuilder.CreateTable( 14 | name: "Characters", 15 | columns: table => new 16 | { 17 | Id = table.Column(type: "int", nullable: false) 18 | .Annotation("SqlServer:Identity", "1, 1"), 19 | Name = table.Column(type: "nvarchar(max)", nullable: false), 20 | Hitpoints = table.Column(type: "int", nullable: false), 21 | UserId = table.Column(type: "int", nullable: false) 22 | }, 23 | constraints: table => 24 | { 25 | table.PrimaryKey("PK_Characters", x => x.Id); 26 | }); 27 | } 28 | 29 | /// 30 | protected override void Down(MigrationBuilder migrationBuilder) 31 | { 32 | migrationBuilder.DropTable( 33 | name: "Characters"); 34 | } 35 | } 36 | } 37 | -------------------------------------------------------------------------------- /MultipleDbContextsTutorial/Migrations/CharacterDbContextModelSnapshot.cs: -------------------------------------------------------------------------------- 1 | // 2 | using Microsoft.EntityFrameworkCore; 3 | using Microsoft.EntityFrameworkCore.Infrastructure; 4 | using Microsoft.EntityFrameworkCore.Metadata; 5 | using Microsoft.EntityFrameworkCore.Storage.ValueConversion; 6 | using MultipleDbContextsTutorial.Data; 7 | 8 | #nullable disable 9 | 10 | namespace MultipleDbContextsTutorial.Migrations 11 | { 12 | [DbContext(typeof(CharacterDbContext))] 13 | partial class CharacterDbContextModelSnapshot : ModelSnapshot 14 | { 15 | protected override void BuildModel(ModelBuilder modelBuilder) 16 | { 17 | #pragma warning disable 612, 618 18 | modelBuilder 19 | .HasAnnotation("ProductVersion", "7.0.5") 20 | .HasAnnotation("Relational:MaxIdentifierLength", 128); 21 | 22 | SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder); 23 | 24 | modelBuilder.Entity("MultipleDbContextsTutorial.Models.Character", b => 25 | { 26 | b.Property("Id") 27 | .ValueGeneratedOnAdd() 28 | .HasColumnType("int"); 29 | 30 | SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property("Id")); 31 | 32 | b.Property("Hitpoints") 33 | .HasColumnType("int"); 34 | 35 | b.Property("Name") 36 | .IsRequired() 37 | .HasColumnType("nvarchar(max)"); 38 | 39 | b.Property("UserId") 40 | .HasColumnType("int"); 41 | 42 | b.HasKey("Id"); 43 | 44 | b.ToTable("Characters"); 45 | }); 46 | #pragma warning restore 612, 618 47 | } 48 | } 49 | } 50 | -------------------------------------------------------------------------------- /MultipleDbContextsTutorial/Migrations/UserDb/20230529163232_InitialCreate.Designer.cs: -------------------------------------------------------------------------------- 1 | // 2 | using Microsoft.EntityFrameworkCore; 3 | using Microsoft.EntityFrameworkCore.Infrastructure; 4 | using Microsoft.EntityFrameworkCore.Metadata; 5 | using Microsoft.EntityFrameworkCore.Migrations; 6 | using Microsoft.EntityFrameworkCore.Storage.ValueConversion; 7 | using MultipleDbContextsTutorial.Data; 8 | 9 | #nullable disable 10 | 11 | namespace MultipleDbContextsTutorial.Migrations.UserDb 12 | { 13 | [DbContext(typeof(UserDbContext))] 14 | [Migration("20230529163232_InitialCreate")] 15 | partial class InitialCreate 16 | { 17 | /// 18 | protected override void BuildTargetModel(ModelBuilder modelBuilder) 19 | { 20 | #pragma warning disable 612, 618 21 | modelBuilder 22 | .HasAnnotation("ProductVersion", "7.0.5") 23 | .HasAnnotation("Relational:MaxIdentifierLength", 128); 24 | 25 | SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder); 26 | 27 | modelBuilder.Entity("MultipleDbContextsTutorial.Models.User", b => 28 | { 29 | b.Property("Id") 30 | .ValueGeneratedOnAdd() 31 | .HasColumnType("int"); 32 | 33 | SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property("Id")); 34 | 35 | b.Property("Name") 36 | .HasColumnType("int"); 37 | 38 | b.HasKey("Id"); 39 | 40 | b.ToTable("Users"); 41 | }); 42 | #pragma warning restore 612, 618 43 | } 44 | } 45 | } 46 | -------------------------------------------------------------------------------- /MultipleDbContextsTutorial/Migrations/UserDb/20230529163232_InitialCreate.cs: -------------------------------------------------------------------------------- 1 | using Microsoft.EntityFrameworkCore.Migrations; 2 | 3 | #nullable disable 4 | 5 | namespace MultipleDbContextsTutorial.Migrations.UserDb 6 | { 7 | /// 8 | public partial class InitialCreate : Migration 9 | { 10 | /// 11 | protected override void Up(MigrationBuilder migrationBuilder) 12 | { 13 | migrationBuilder.CreateTable( 14 | name: "Users", 15 | columns: table => new 16 | { 17 | Id = table.Column(type: "int", nullable: false) 18 | .Annotation("SqlServer:Identity", "1, 1"), 19 | Name = table.Column(type: "int", nullable: false) 20 | }, 21 | constraints: table => 22 | { 23 | table.PrimaryKey("PK_Users", x => x.Id); 24 | }); 25 | } 26 | 27 | /// 28 | protected override void Down(MigrationBuilder migrationBuilder) 29 | { 30 | migrationBuilder.DropTable( 31 | name: "Users"); 32 | } 33 | } 34 | } 35 | -------------------------------------------------------------------------------- /MultipleDbContextsTutorial/Migrations/UserDb/20230529163524_NameFix.Designer.cs: -------------------------------------------------------------------------------- 1 | // 2 | using Microsoft.EntityFrameworkCore; 3 | using Microsoft.EntityFrameworkCore.Infrastructure; 4 | using Microsoft.EntityFrameworkCore.Metadata; 5 | using Microsoft.EntityFrameworkCore.Migrations; 6 | using Microsoft.EntityFrameworkCore.Storage.ValueConversion; 7 | using MultipleDbContextsTutorial.Data; 8 | 9 | #nullable disable 10 | 11 | namespace MultipleDbContextsTutorial.Migrations.UserDb 12 | { 13 | [DbContext(typeof(UserDbContext))] 14 | [Migration("20230529163524_NameFix")] 15 | partial class NameFix 16 | { 17 | /// 18 | protected override void BuildTargetModel(ModelBuilder modelBuilder) 19 | { 20 | #pragma warning disable 612, 618 21 | modelBuilder 22 | .HasAnnotation("ProductVersion", "7.0.5") 23 | .HasAnnotation("Relational:MaxIdentifierLength", 128); 24 | 25 | SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder); 26 | 27 | modelBuilder.Entity("MultipleDbContextsTutorial.Models.User", b => 28 | { 29 | b.Property("Id") 30 | .ValueGeneratedOnAdd() 31 | .HasColumnType("int"); 32 | 33 | SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property("Id")); 34 | 35 | b.Property("Name") 36 | .IsRequired() 37 | .HasColumnType("nvarchar(max)"); 38 | 39 | b.HasKey("Id"); 40 | 41 | b.ToTable("Users"); 42 | }); 43 | #pragma warning restore 612, 618 44 | } 45 | } 46 | } 47 | -------------------------------------------------------------------------------- /MultipleDbContextsTutorial/Migrations/UserDb/20230529163524_NameFix.cs: -------------------------------------------------------------------------------- 1 | using Microsoft.EntityFrameworkCore.Migrations; 2 | 3 | #nullable disable 4 | 5 | namespace MultipleDbContextsTutorial.Migrations.UserDb 6 | { 7 | /// 8 | public partial class NameFix : Migration 9 | { 10 | /// 11 | protected override void Up(MigrationBuilder migrationBuilder) 12 | { 13 | migrationBuilder.AlterColumn( 14 | name: "Name", 15 | table: "Users", 16 | type: "nvarchar(max)", 17 | nullable: false, 18 | oldClrType: typeof(int), 19 | oldType: "int"); 20 | } 21 | 22 | /// 23 | protected override void Down(MigrationBuilder migrationBuilder) 24 | { 25 | migrationBuilder.AlterColumn( 26 | name: "Name", 27 | table: "Users", 28 | type: "int", 29 | nullable: false, 30 | oldClrType: typeof(string), 31 | oldType: "nvarchar(max)"); 32 | } 33 | } 34 | } 35 | -------------------------------------------------------------------------------- /MultipleDbContextsTutorial/Migrations/UserDb/UserDbContextModelSnapshot.cs: -------------------------------------------------------------------------------- 1 | // 2 | using Microsoft.EntityFrameworkCore; 3 | using Microsoft.EntityFrameworkCore.Infrastructure; 4 | using Microsoft.EntityFrameworkCore.Metadata; 5 | using Microsoft.EntityFrameworkCore.Storage.ValueConversion; 6 | using MultipleDbContextsTutorial.Data; 7 | 8 | #nullable disable 9 | 10 | namespace MultipleDbContextsTutorial.Migrations.UserDb 11 | { 12 | [DbContext(typeof(UserDbContext))] 13 | partial class UserDbContextModelSnapshot : ModelSnapshot 14 | { 15 | protected override void BuildModel(ModelBuilder modelBuilder) 16 | { 17 | #pragma warning disable 612, 618 18 | modelBuilder 19 | .HasAnnotation("ProductVersion", "7.0.5") 20 | .HasAnnotation("Relational:MaxIdentifierLength", 128); 21 | 22 | SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder); 23 | 24 | modelBuilder.Entity("MultipleDbContextsTutorial.Models.User", b => 25 | { 26 | b.Property("Id") 27 | .ValueGeneratedOnAdd() 28 | .HasColumnType("int"); 29 | 30 | SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property("Id")); 31 | 32 | b.Property("Name") 33 | .IsRequired() 34 | .HasColumnType("nvarchar(max)"); 35 | 36 | b.HasKey("Id"); 37 | 38 | b.ToTable("Users"); 39 | }); 40 | #pragma warning restore 612, 618 41 | } 42 | } 43 | } 44 | -------------------------------------------------------------------------------- /MultipleDbContextsTutorial/Models/Character.cs: -------------------------------------------------------------------------------- 1 | namespace MultipleDbContextsTutorial.Models 2 | { 3 | public class Character 4 | { 5 | public int Id { get; set; } 6 | public required string Name { get; set; } 7 | public int Hitpoints { get; set; } 8 | public int UserId { get; set; } 9 | } 10 | } 11 | -------------------------------------------------------------------------------- /MultipleDbContextsTutorial/Models/User.cs: -------------------------------------------------------------------------------- 1 | namespace MultipleDbContextsTutorial.Models 2 | { 3 | public class User 4 | { 5 | public int Id { get; set; } 6 | public required string Name { get; set; } 7 | } 8 | } 9 | -------------------------------------------------------------------------------- /MultipleDbContextsTutorial/Models/UserResponseDto.cs: -------------------------------------------------------------------------------- 1 | namespace MultipleDbContextsTutorial.Models 2 | { 3 | public record struct UserResponseDto(int Id, string Name, List Characters); 4 | } 5 | -------------------------------------------------------------------------------- /MultipleDbContextsTutorial/MultipleDbContextsTutorial.csproj: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | net7.0 5 | enable 6 | enable 7 | 8 | 9 | 10 | 11 | 12 | all 13 | runtime; build; native; contentfiles; analyzers; buildtransitive 14 | 15 | 16 | 17 | 18 | 19 | 20 | -------------------------------------------------------------------------------- /MultipleDbContextsTutorial/Program.cs: -------------------------------------------------------------------------------- 1 | using Microsoft.EntityFrameworkCore; 2 | using Microsoft.Extensions.Configuration; 3 | using MultipleDbContextsTutorial.Data; 4 | 5 | var builder = WebApplication.CreateBuilder(args); 6 | 7 | // Add services to the container. 8 | 9 | builder.Services.AddControllers(); 10 | // Learn more about configuring Swagger/OpenAPI at https://aka.ms/aspnetcore/swashbuckle 11 | builder.Services.AddEndpointsApiExplorer(); 12 | builder.Services.AddSwaggerGen(); 13 | 14 | builder.Services.AddDbContext(options => 15 | options.UseSqlServer(builder.Configuration.GetConnectionString("UserConnection"))); 16 | builder.Services.AddDbContext(options => 17 | options.UseSqlServer(builder.Configuration.GetConnectionString("CharacterConnection"))); 18 | 19 | 20 | var app = builder.Build(); 21 | 22 | // Configure the HTTP request pipeline. 23 | if (app.Environment.IsDevelopment()) 24 | { 25 | app.UseSwagger(); 26 | app.UseSwaggerUI(); 27 | } 28 | 29 | app.UseHttpsRedirection(); 30 | 31 | app.UseAuthorization(); 32 | 33 | app.MapControllers(); 34 | 35 | app.Run(); 36 | -------------------------------------------------------------------------------- /MultipleDbContextsTutorial/Properties/launchSettings.json: -------------------------------------------------------------------------------- 1 | { 2 | "$schema": "https://json.schemastore.org/launchsettings.json", 3 | "iisSettings": { 4 | "windowsAuthentication": false, 5 | "anonymousAuthentication": true, 6 | "iisExpress": { 7 | "applicationUrl": "http://localhost:31620", 8 | "sslPort": 44363 9 | } 10 | }, 11 | "profiles": { 12 | "http": { 13 | "commandName": "Project", 14 | "dotnetRunMessages": true, 15 | "launchBrowser": true, 16 | "launchUrl": "swagger", 17 | "applicationUrl": "http://localhost:5110", 18 | "environmentVariables": { 19 | "ASPNETCORE_ENVIRONMENT": "Development" 20 | } 21 | }, 22 | "https": { 23 | "commandName": "Project", 24 | "dotnetRunMessages": true, 25 | "launchBrowser": true, 26 | "launchUrl": "swagger", 27 | "applicationUrl": "https://localhost:7133;http://localhost:5110", 28 | "environmentVariables": { 29 | "ASPNETCORE_ENVIRONMENT": "Development" 30 | } 31 | }, 32 | "IIS Express": { 33 | "commandName": "IISExpress", 34 | "launchBrowser": true, 35 | "launchUrl": "swagger", 36 | "environmentVariables": { 37 | "ASPNETCORE_ENVIRONMENT": "Development" 38 | } 39 | } 40 | } 41 | } 42 | -------------------------------------------------------------------------------- /MultipleDbContextsTutorial/WeatherForecast.cs: -------------------------------------------------------------------------------- 1 | namespace MultipleDbContextsTutorial 2 | { 3 | public class WeatherForecast 4 | { 5 | public DateOnly Date { get; set; } 6 | 7 | public int TemperatureC { get; set; } 8 | 9 | public int TemperatureF => 32 + (int)(TemperatureC / 0.5556); 10 | 11 | public string? Summary { get; set; } 12 | } 13 | } -------------------------------------------------------------------------------- /MultipleDbContextsTutorial/appsettings.Development.json: -------------------------------------------------------------------------------- 1 | { 2 | "ConnectionStrings": { 3 | "UserConnection": "Server=.\\SqlExpress; Database=UserDb; Trusted_Connection=true; TrustServerCertificate=true;", 4 | "CharacterConnection": "Server=.\\SqlExpress; Database=CharacterDb; Trusted_Connection=true; TrustServerCertificate=true;" 5 | }, 6 | "Logging": { 7 | "LogLevel": { 8 | "Default": "Information", 9 | "Microsoft.AspNetCore": "Warning" 10 | } 11 | } 12 | } 13 | -------------------------------------------------------------------------------- /MultipleDbContextsTutorial/appsettings.json: -------------------------------------------------------------------------------- 1 | { 2 | "Logging": { 3 | "LogLevel": { 4 | "Default": "Information", 5 | "Microsoft.AspNetCore": "Warning" 6 | } 7 | }, 8 | "AllowedHosts": "*" 9 | } 10 | --------------------------------------------------------------------------------