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FLOOR() and CEILING() Function in SQL Server

Last Updated : 29 Sep, 2020
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1. FLOOR() Function : The FLOOR() function returns the largest integer value which is less than or equal to a number. Syntax :
FLOOR(number)
Parameter : Required. A numeric value. number : It is a numeric value. Returns : It returns the integer value. Example-1 : When the argument holds a positive number.
SELECT FLOOR(21.53);
Output :
21

Example-2 : When the argument holds a negative number.
SELECT FLOOR(-21.53);
Output :
-22

2. CEILING() Function : The CEILING() function returns the smallest integer value which is greater than or equal to a number. Syntax :
CEILING(number)
Parameter : Required. A numeric value. number : It is a numeric value. Returns : It returns the integer value. Example-1 : When the argument holds a positive number.
SELECT CEILING(21.53);
Output :
22

Example-2 : When the argument holds a negative number.
SELECT CEILING(-21.53);
Output :
-21

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