SQL Server/T-SQL Tutorial/Math Functions/CEILING — различия между версиями
Admin (обсуждение | вклад) м (1 версия) |
Admin (обсуждение | вклад) м (1 версия) |
(нет различий)
|
Текущая версия на 10:24, 26 мая 2010
Содержание
CEILING function returns the value representing the smallest integer that is greater-than or equal to the input_number.
3>
4>
5> SELECT CEILING(SQRT(2.0*ABS(1985.0)*ABS(-8.0)/ABS(0.20)))
6> GO
------------------------
399
(1 rows affected)
1>
MAX(CEILING(price))
3> CREATE TABLE titles(
4> title_id varchar(20),
5> title varchar(80) NOT NULL,
6> type char(12) NOT NULL,
7> pub_id char(4) NULL,
8> price money NULL,
9> advance money NULL,
10> royalty int NULL,
11> ytd_sales int NULL,
12> notes varchar(200) NULL,
13> pubdate datetime NOT NULL
14> )
15> GO
1>
2> insert titles values ("1", "Secrets", "popular_comp", "1389", $20.00, $8000.00, 10, 4095,"Note 1","06/12/94")
3> insert titles values ("2", "The", "business", "1389", $19.99, $5000.00, 10, 4095,"Note 2","06/12/91")
4> insert titles values ("3", "Emotional", "psychology", "0736", $7.99, $4000.00, 10, 3336,"Note 3","06/12/91")
5> insert titles values ("4", "Prolonged", "psychology", "0736", $19.99, $2000.00, 10, 4072,"Note 4","06/12/91")
6> insert titles values ("5", "With", "business", "1389", $11.95, $5000.00, 10, 3876,"Note 5","06/09/91")
7> insert titles values ("6", "Valley", "mod_cook", "0877", $19.99, $0.00, 12, 2032,"Note 6","06/09/91")
8> insert titles values ("7", "Any?", "trad_cook", "0877", $14.99, $8000.00, 10, 4095,"Note 7","06/12/91")
9> insert titles values ("8", "Fifty", "trad_cook", "0877", $11.95, $4000.00, 14, 1509,"Note 8","06/12/91")
10> GO
(1 rows affected)
(1 rows affected)
(1 rows affected)
(1 rows affected)
(1 rows affected)
(1 rows affected)
(1 rows affected)
(1 rows affected)
1>
2>
3> SELECT "Low End"=MIN(FLOOR(price)),
4> "High End"=MAX(CEILING(price))
5> FROM titles
6> GO
Low End High End
--------------------- ---------------------
7.0000 20.0000
(1 rows affected)
1>
2> drop table titles;
3> GO
select CEILING (1.25)
2> select CEILING (1.25)
3> GO
-----
2
(1 rows affected)
select CEILING(-1.25) (Minus)
3> select CEILING(-1.25)
4> GO
-----
-1
(1 rows affected)
1>