Oracle sequence

CREATE SEQUENCE SEQUENCE_NAME/* The sequence of */
INCREMENT BY step （ The step size is positive , Decrease when negative , Default 1）
START WITH A（ Initial value ）
MAXVALUE B（ Maximum ）
MINVALUE C（ minimum value ）
CYCLE/NOCYCLE( Whether to circulate )
CACHE D/NOCACHE;( Whether to allocate cache )
use sequence_name.nextval Get the next sequence value ;
use sequence_name.currval Get the current sequence value

give an example
Give a by sequence stud Tabular sno assignment
create table stud(sno number,age number);

create sequence stud_seq
start with 1
maxvalue 9
minvalue 1
nocycle
nocache;

 

 

 

create or replace procedure stud_add
is
age number default 10;

begin
for id in 1..9 loop
 insert into stud values(stud_seq.nextval,age);
end loop;
end;