You can find more details about the dbcontext scaffold command using –help option. And the last “-a” is for using DataAnnotation attributes to configure the model, instead of fluent API. The “-o” command line argument is for specifing the output directory, “-c” is for specifing the DbContext class name, “-f” is for forcing the class generation, even if the classes exists. dotnet ef dbcontext scaffold "Datasource=C:\ASPNET\APIApp\webbookmarks.db3" -o Models -c "APIAppDbContext" -f -a To reverse engineer model classes and db context you need to execute the following command, which will generate the classes in the specified output directory. You can find more details about EF migration commands in this post. You can run all the EF commands similar to previous versions commands. Once the packages restored successfully, you can verify the EF tool installation using “dotnet ef” command, which will display EF console like this. Now you need to run the “dotnet restore” command to restore the packages. So I am using EF Sqlite references as well. Hello, I have trouble scaffolding an existing Sqlite database model when a separate netstandard1.6 class library is used as a DataLayer project and BaseIntermediateOutputPath is set to a different obj/ folder with -msbuildprojectextensi. For this post I am generating DbContext and model classes from Sqlite Database. You need to add reference of Entity Framework tools in the project.json file tools section. In order to scaffold a DbContext from an existing database, you first have to set up project.json file. 1 Did you register the DbContext with the service provider in Startup.cs funatparties at 18:33 ElyasEsna: yes adding migrations and updating the database works fine. This is useful in Database First scenarios than the Code First scenario. This post is about reverse engineering model classes from existing database using Entity Framework Core. ![]() Entity Framework Core Scaffold DbContext from Existing Database
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |