Keyset Showplan Operator
The Keyset operator uses a cursor that can see updates, but not inserts made by others.
Graphical execution plan icon
See Also
Tasks
How to: Display an Actual Execution Plan
Reference
Cursor Logical and Physical Showplan Operators
Concepts
Logical and Physical Operators Reference
Keyset-driven Cursors (Database Engine)
Displaying Execution Plans by Using the Showplan SET Options (Transact-SQL)