![]() OptionsBuilder.UseSqlServer( Source=(localdb)\ProjectsV13 Initial Catalog=StoreDB ") See for guidance on storing connection strings. #warning To protect potentially sensitive information in your connection string, you should move it out of source code. ![]() Protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder) Public partial class StoreDBContext : DbContext Now let's look at the new DbContext class. When you run this command, a bunch of new files is added in the Solution Explorer. The provider and connection parameters are required, the provider is and the connection is the connection string for our legacy database. PM> Scaffold-DbContext -Provider -Connection "Data Source=(localdb)\ProjectsV13 Initial Catalog=StoreDB " Now we need to run the scaffold-dbcontext command with just the required parameters. ![]() Let's create a new empty project and add all the required packages for EF core which is explained in the Code First approach. To create a DbContext and classes from the existing database, we will run the Scaffold-DbContext command in Package Manager console.We have a simple database created in the previous article, and it contains two tables, Order and OrderDetail.It is also possible to reverse engineer an existing database into a DbContext and classes, and it is known as Database First approach. ![]() In the previous article, we have seen the migrations to create a database from a DbContext and classes. ![]()
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |