This will produce a whole number that is greater than or equal to the specified value.
Syntax: ceil (value)
Ex:
SQL> select ceil(5), ceil(5.1), ceil(-5), ceil( -5.1), ceil(0), ceil(null) from dual;
CEIL(5) CEIL(5.1) CEIL(-5) CEIL(-5.1) CEIL(0) CEIL(NULL)
--------- ----------- ---------- ------------ -------- --------------
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