What is a difference between dbContext.Orders.First() and dbContext.Orders.Single() in Entity Framework?
Experience Level: Medior
Tags: Entity Framework
Answer
The difference is that dbContext.Orders.Single() will throw an exception if there is no element in the collection, while dbContext.Orders.First() returns null.
Related Entity Framework job interview questions
Can you list a few methods of DbContext object in Entity Framework?
Entity Framework MediorWhat are advantages of Entity Framework over ADO.NET?
Entity Framework MediorHow do you make Entity Framework to return only specific columns from the database instead of all table columns?
Entity Framework MediorA colleague is showing you a code that has an Entity Framework query in a foreach loop. What will you do?
Entity Framework MediorYou defined Entity Framework LINQ query. How can you find out the target SQL statement the query gets translated to?
Entity Framework Medior
