Operators are those that operate on operands to perform a certain task. Powered by a rich set of query operators and expressions, you can use LINQ with absolutely any data such as relational databases and XML files. Moreover, LINQ is type safe and extensible.
LINQ offers a collection of powerful operators that make the task of querying data much easier. The operators in LINQ can be grouped into the following categories, with each category containing one or more operators:
Aggregation
Concatenation
Conversion
Element
Equality
Generation
Grouping
Joining
Ordering
Partitioning
Projection
Quantifiers
Restriction
Set
Distinct...