What is the difference between IQueryable and IEnumerable?

Question

What is the difference between IQueryable and IEnumerable?

---

See also What\'s the difference between IQueryable and I

Answer 1

IQueryable is faster than IEnumerable if we are dealing with huge amounts of data from database because,IQueryable gets only required data from database where as IEnumerable gets all the data regardless of the necessity from the database