CREATE SEQUENCE test_seq; : Create Sequence « Sequences « Oracle PL/SQL Tutorial

Sequence created.

SQL>
SQL> SELECT test_seq.nextval FROM dual;

   NEXTVAL
----------
         1

SQL> SELECT test_seq.currval FROM dual;

   CURRVAL
----------
         1

SQL> SELECT test_seq.nextval FROM dual;

   NEXTVAL
----------
         2

SQL>
SQL> ALTER SEQUENCE test_seq
  2  INCREMENT BY 2;

Sequence altered.

SQL>
SQL> SELECT test_seq.nextval FROM dual;

   NEXTVAL
----------
         4

SQL> SELECT test_seq.currval FROM dual;

   CURRVAL
----------
         4

SQL> SELECT test_seq.nextval FROM dual;

   NEXTVAL
----------
         6

SQL>
SQL>
SQL> drop sequence my_seq;

SQL>

5.1.Create Sequence
	5.1.1.	Sequences
	5.1.2.	Create the simplest sequence
	5.1.3.	Creating a sequence and then get the next value
	5.1.4.	Test sequence step
	5.1.5.	CREATE SEQUENCE test_seq;
	5.1.6.	Using a sequence to populate a table's column
	5.1.7.	create sequence deptno_seq start with 50 increment by 10
	5.1.8.	Create a sequence starting with '100000000 order'
	5.1.9.	Create a sequence
	5.1.10.	CREATE SEQUENCE myTableIDSeq INCREMENT BY 1 START WITH 1000;
	5.1.11.	Create a sequence starting with 1000
	5.1.12.	create sequence emps_seq start with 501 increment by 10