What is DbContext in Web API?
What is DbContext in Web API?
The class that derives DbContext is called context class in entity framework. DbContext is an important class in Entity Framework API. It is a bridge between your domain or entity classes and the database. DbContext is the primary class that is responsible for interacting with the database.
Should I dispose DbContext?
Don’t dispose DbContext objects. Although the DbContext implements IDisposable , you shouldn’t manually dispose it, nor should you wrap it in a using statement. DbContext manages its own lifetime; when your data access request is completed, DbContext will automatically close the database connection for you.
What is DbContext in EF core?
An instance of DbContext represents a session with the database which can be used to query and save instances of your entities to a database. DbContext is a combination of the Unit Of Work and Repository patterns. DbContext in EF Core allows us to perform following tasks: Manage database connection.
What is DbContext in .NET core?
A DbContext instance represents a session with the database and can be used to query and save instances of your entities. DbContext is a combination of the Unit Of Work and Repository patterns. Entity Framework Core does not support multiple parallel operations being run on the same DbContext instance.
Is DbContext managed or unmanaged?
The problem is there’s no clear-cut “yes” or “no” answer to “Is DbContext unmanaged?”. It’s a CLR class, so it’s definitely a managed object.
How do you know if DbContext is disposed?
You don’t need to check if it’s disposed or not because if your DbContext is injected by the DI system then you’ll never need to dispose it yourself because it will only be disposed at the end of the controller’s lifespan (i.e. after the Action completes but before the View renders.
What is DbContext in MVC?
DbContext is a class provided by Entity Framework to establish connection to database, query the db and close connection. Extending DbContext permits to define database model with DbSet (specific Set mapped to a table or more), create a database, query a database…