A SELECT statement with a TOP clause and the PERCENT keyword : Top « Query « SQL Server / T-SQL Tutorial

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If you include PERCENT, the first n percent of the selected rows are included in the result set.

8>
9>
10> create table Billings (
11>     BankerID           INTEGER,
12>     BillingNumber      INTEGER,
13>     BillingDate        datetime,
14>     BillingTotal       INTEGER,
15>     TermsID            INTEGER,
16>     BillingDueDate     datetime ,
17>     PaymentTotal       INTEGER,
18>     CreditTotal        INTEGER
19>
20> );
21> GO
1>
2> INSERT INTO Billings VALUES (1, 1, '2005-01-22', 165, 1,'2005-04-22',123,321);
3> GO

(1 rows affected)
1> INSERT INTO Billings VALUES (2, 2, '2001-02-21', 165, 1,'2002-02-22',123,321);
2> GO

(1 rows affected)
1> INSERT INTO Billings VALUES (3, 3, '2003-05-02', 165, 1,'2005-04-12',123,321);
2> GO

(1 rows affected)
1> INSERT INTO Billings VALUES (4, 4, '1999-03-12', 165, 1,'2005-04-18',123,321);
2> GO

(1 rows affected)
1> INSERT INTO Billings VALUES (5, 5, '2000-04-23', 165, 1,'2005-04-17',123,321);
2> GO

(1 rows affected)
1> INSERT INTO Billings VALUES (6, 6, '2001-06-14', 165, 1,'2005-04-18',123,321);
2> GO

(1 rows affected)
1> INSERT INTO Billings VALUES (7, 7, '2002-07-15', 165, 1,'2005-04-19',123,321);
2> GO

(1 rows affected)
1> INSERT INTO Billings VALUES (8, 8, '2003-08-16', 165, 1,'2005-04-20',123,321);
2> GO

(1 rows affected)
1> INSERT INTO Billings VALUES (9, 9, '2004-09-17', 165, 1,'2005-04-21',123,321);
2> GO

(1 rows affected)
1> INSERT INTO Billings VALUES (0, 0, '2005-10-18', 165, 1,'2005-04-22',123,321);
2> GO

(1 rows affected)
1>
2> SELECT TOP 5 PERCENT BankerID, BillingTotal
3> FROM Billings
4> ORDER BY BillingTotal DESC
5>
6> GO
BankerID    BillingTotal
----------- ------------
          1          165

(1 rows affected)
1>
2>
3> drop table Billings;
4> GO