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

Oracle PL/SQL Tutorial

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Oracle PL/SQL Tutorial » Sequences » Create Sequence

5. 1. 5. CREATE SEQUENCE test_seq;


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

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