Note
Access to this page requires authorization. You can try signing in or changing directories.
Access to this page requires authorization. You can try changing directories.
The Top operator scans the input, returning only the first specified number or percent of rows, possibly based on a sort order. The Argument column can contain a list of the columns that are being checked for ties. In update plans, the Top operator is used to enforce row count limits.
Top is a logical and physical operator.
.gif "Top operator icon")
Graphical execution plan icon
See Also
Tasks
How to: Display an Actual Execution Plan
Concepts
Logical and Physical Operators Reference
Displaying Execution Plans by Using the Showplan SET Options (Transact-SQL)
Limiting Result Sets by Using TOP and PERCENT