What is DbSet used for?
A DbSet represents the collection of all entities in the context, or that can be queried from the database, of a given type. DbSet objects are created from a DbContext using the DbContext. Set method.
What is DbSet TEntity?
The DbSet class represents a collection for a given entity within the model and is the gateway to database operations against an entity. DbSet classes are added as properties to the DbContext and are mapped by default to database tables that take the name of the DbSet property.
What is DbSet in EF core?
In Entity Framework Core, the DbSet represents the set of entities. In a database, a group of similar entities is called an Entity Set. The DbSet enables the user to perform various operations like add, remove, update, etc. on the entity set.
What is a DbContext class?
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 difference between DbSet and DbContext?
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.
What is the job of Migratedatabasetolatestversion?
Asking for help, clarification, or responding to other answers.
What is FirstOrDefaultAsync?
EntityFrameworkQueryableExtensions.FirstOrDefaultAsync Method (Microsoft.EntityFrameworkCore) Asynchronously returns the first element of a sequence, or a default value if the sequence contains no elements.
What is 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.
What is the difference between dbset and tolist?
db.StudentDatabaseDbTableModel is of type DbSet. ToList is a method inside DbSet class. ToList method converts object of type DbSet to List type. Thanks for contributing an answer to Stack Overflow!
What is the use of tolist method in Java?
ToList is a method inside DbSet class. ToList method converts object of type DbSet to List type. Thanks for contributing an answer to Stack Overflow!
How to get a list of all entities in a dbset?
You could get a List of all entities in the DBSet though by using .ToList () or .ToListAsync () THis creates a copy of all entities in memory though, so you should consider operating with LINQ directly on the DBSet
How to return a dbset from IEnumerable?
You can simply return the DbSet by itself as it inherits from IEnumerable. The consumer, possibly a dev, can then do a .ToList or any other list type they may need. This will return the DbSet as is, which already inherits from IEnumerable which is a list type that can be then converted to a List.