DF199: Old-style TOP clause is used.
Last modified: May 28, 2025
The topic describes the DF199 T-SQL code analysis rule.
Category
DEPRECATED
Message
Old-style TOP clause is used.
Description
It is recommended to use the updated TOP clause syntax, which includes parentheses around the expression, as this enhances clarity.
Noncompliant code example
SELECT TOP 100 id, txt FROM dbo.demotable ORDER BY id
GO
Compliant solution
SELECT TOP (100) id, txt FROM dbo.demotable ORDER BY id
GO
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