select nullif( 1, 1 ) : NULLIF « Conversion Functions « Oracle PL / SQL






  1. Oracle PL / SQL
  2. Conversion Functions
  3. NULLIF

select nullif( 1, 1 )

 
SQL>
SQL> select nullif( 1, 1 )
  2  from dual;
NULLIF(1,1)
-----------


1 row selected.

SQL>
SQL> --








Related examples in the same category

1.NULLIF() compares two expressions. If they are equal, it returns NULL. Otherwise, it returns the first expression.
2.select nullif( 1, null )