![]() ![]() ![]() While EF Core is good at abstracting many programming details, there are some best practices applicable to any O/RM that help to avoid common pitfalls in production apps: using (var db = new BloggingContext())ĭata is created, deleted, and modified in the database using instances of your entity classes. Instances of your entity classes are retrieved from the database using Language Integrated Query (LINQ). Protected override void OnConfiguring(DbContextOptionsBuilder class Blog Migrations allow evolving the database as the model changes. Once a model is created, use EF Migrations to create a database from the model. ![]() Hand code a model to match the database.Generate a model from an existing database.For more information, see Creating a Model.ĮF supports the following model development approaches: The context object allows querying and saving data. A model is made up of entity classes and a context object that represents a session with the database. ![]() With EF Core, data access is performed using a model.
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