FLOOR()
FLOOR() — Returns the largest integer value less than or equal to a numeric expression.
Synopsis
FLOOR(   numeric-expression   ) 
Description
The FLOOR() function returns the largest integer less then or equal to the specified numeric expression. In other
    words, the FLOOR() function truncates fractional numeric values. For example:
Example
The following example uses the FLOOR function to calculate the whole number of stocks owned by a specific
    shareholder.