Outer join
shape
null in different scenarios. Whether you’re working with null values in the collection itself or as properties of the objects within the collection, LINQ provides mechanisms to deal with these cases. Here's a breakdown of how LINQ handles null values: Where method. The Where method allows you to specify a condition that the elements in a collection must meet to be included in the result. The filter is applied lazily, meaning the data is filtered when the query is executed (not when it is defined).