Oracle PL/SQL Tutorial/SQL Data Types/int

Use int as column type

   <source lang="sql">

SQL> SQL> SQL> create table t3

 2  (  x int primary key,
 3     y varchar2(25),
 4     z date
 5  )
 6  organization index
 7  overflow INCLUDING y;

Table created. SQL> SQL> SQL> drop table t3; Table dropped. SQL></source>