Ceil function Oracle

Ceil function returns next whole number. It is a Numeric Function.

Syntax :-

CEIL(n) where n is a number

Examples :-

SQL> select ceil(1.1) from dual;

CEIL(1.1)
———-
2

SQL> select ceil(1) from dual;

CEIL(1)
———-
1

SQL> select ceil(-1.1) from dual;

CEIL(-1.1)
———-
-1

SQL> select ceil(-1) from dual;

CEIL(-1)
———-
-1

SQL> select ceil(0) from dual;

CEIL(0)
———-
0

SQL> select ceil(‘a’) from dual;
select ceil(‘a’) from dual
*
ERROR at line 1:
ORA-01722: invalid number

Note :- Argument must be a number

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