Is DbContext disposal necessary?
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 the use of DbContext?
The DbContext class is an integral part of Entity Framework. 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.
What is a DbContext?
A DbContext instance represents a combination of the Unit Of Work and Repository patterns such that it can be used to query from a database and group together changes that will then be written back to the store as a unit. DbContext is conceptually similar to ObjectContext.
What is the difference between DbSet and DbContext?
2 Answers. Intuitively, a DbContext corresponds to your database (or a collection of tables and views in your database) whereas a DbSet corresponds to a table or view in your database.
How do you know if DbContext is disposed?
If no object has been changed, no exception is thrown on calling SaveChanges on a disposed DbContext object….You can test the functionality in a code block like this one:
- using (dbContext = new YourDbContext())
- {
- Console. WriteLine(“Disposed: {0}”, dbContext.
- Exporter.
- Console.
- }
- Console.
How do I dispose of DbContext in EF core?
When the controller is being disposed, call dispose on your repository and that should dispose the context. If you are using a service layer and not talking to the repository directly from the controller, then call dispose on the service which will call dispose on repo which will dispose the context.
What is the DbContext in EF?
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. Querying: Converts LINQ-to-Entities queries to SQL query and sends them to the database.