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DROP SEQUENCE TEST_S; CREATE SEQUENCE TEST_S START WITH 10 INCREMENT BY 20; DROP TABLE DEPT_TEST_S; CREATE TABLE DEPT_TEST_S ( DEPNO NUMBER CONSTRAINT DE_PK PRIMARY KEY, DNAME VARCHAR2(100)); INSERT INTO DEPT_TEST_S VALUES (TEST_S.NEXTVAL, 'IT'); INSERT INTO DEPT_TEST_S VALUES (TEST_S.NEXTVAL, 'ECONOMY'); SELECT * FROM DEPT_TEST_S;

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