A scalar numeric function that returns the largest integer less than or equal to a given numeric expression.
Synopsis
{fn FLOOR(numeric-expression)}
Arguments
numeric-expression  A number whose floor is to be calculated. 
Description
FLOOR returns the same data type as numeric-expression.
Examples
These examples show the effect of FLOOR.
SELECT DISTINCT {fn Floor(167.45)} AS FloorNum
FROM Sample.Person 
returns 167.
SELECT DISTINCT {fn Floor(167.00)} AS FloorNum
FROM Sample.Person 
returns 167.
SELECT DISTINCT {fn Floor(-167.45)} AS FloorNum
FROM Sample.Person 
returns -168.
SELECT DISTINCT {fn FLOOR(-167.00)} AS FloorNum
FROM Sample.Person 
returns -167.
See Also
CEILING