Flashback table with foreign key constraint.

ALTER TABLE EMP DROP CONSTRAINT FK_DEPTNO ;

ALTER TABLE EMP ADD ( CONSTRAINT FK_DEPTNO FOREIGN KEY ("DEPTNO") REFERENCES "SCOTT"."DEPT" ("DEPTNO") ON DELETE SET NULL ENABLE);

09:44:40 SQL> set linesize 1000

09:44:44 SQL> select * from emp;

Flashback table with foreign key constraint.

ALTER TABLE EMP DROP CONSTRAINT FK_DEPTNO ;

ALTER TABLE EMP ADD ( CONSTRAINT FK_DEPTNO FOREIGN KEY ("DEPTNO") REFERENCES "SCOTT"."DEPT" ("DEPTNO") ON DELETE SET NULL ENABLE);

09:44:40 SQL> set linesize 1000

09:44:44 SQL> select * from emp;

EMPNO ENAME JOB MGR HIREDATE SAL COMM DEPTNO

---------- ---------- --------- ---------- ------------ ---------- ---------- ----------

7369 SMITH CLERK 7902 17-DEC-80 800 20

7499 ALLEN SALESMAN 7698 20-FEB-81 1600 300 30

7521 WARD SALESMAN 7698 22-FEB-81 1250 500 30

7566 JONES MANAGER 7839 02-APR-81 2975 20

7654 MARTIN SALESMAN 7698 28-SEP-81 1250 1400 30

7698 BLAKE MANAGER 7839 01-MAY-81 2850 30

7782 CLARK MANAGER 7839 09-JUN-81 2450 10

7788 SCOTT ANALYST 7566 19-APR-87 3000 20

7839 KING PRESIDENT 17-NOV-81 5000 10

7844 TURNER SALESMAN 7698 08-SEP-81 1500 0 30

7876 ADAMS CLERK 7788 23-MAY-87 1100 20

EMPNO ENAME JOB MGR HIREDATE SAL COMM DEPTNO

---------- ---------- --------- ---------- ------------ ---------- ---------- ----------

7900 JAMES CLERK 7698 03-DEC-81 950 30

7902 FORD ANALYST 7566 03-DEC-81 3000 20

7934 MILLER CLERK 7782 23-JAN-82 1300 10

14 rows selected.

09:44:45 SQL> select * from dept ;

DEPTNO DNAME LOC

---------- -------------- -------------

10 ACCOUNTING NEW YORK

20 RESEARCH DALLAS

30 SALES CHICAGO

40 OPERATIONS BOSTON

09:44:55 SQL> delete dept where deptno=10 ;

1 row deleted.

09:47:42 SQL> select * from dept ;

DEPTNO DNAME LOC

---------- -------------- -------------

20 RESEARCH DALLAS

30 SALES CHICAGO

40 OPERATIONS BOSTON

09:47:44 SQL> select * from emp;

EMPNO ENAME JOB MGR HIREDATE SAL COMM DEPTNO

---------- ---------- --------- ---------- ------------ ---------- ---------- ----------

7369 SMITH CLERK 7902 17-DEC-80 800 20

7499 ALLEN SALESMAN 7698 20-FEB-81 1600 300 30

7521 WARD SALESMAN 7698 22-FEB-81 1250 500 30

7566 JONES MANAGER 7839 02-APR-81 2975 20

7654 MARTIN SALESMAN 7698 28-SEP-81 1250 1400 30

7698 BLAKE MANAGER 7839 01-MAY-81 2850 30

7782 CLARK MANAGER 7839 09-JUN-81 2450

7788 SCOTT ANALYST 7566 19-APR-87 3000 20

7839 KING PRESIDENT 17-NOV-81 5000

7844 TURNER SALESMAN 7698 08-SEP-81 1500 0 30

7876 ADAMS CLERK 7788 23-MAY-87 1100 20

EMPNO ENAME JOB MGR HIREDATE SAL COMM DEPTNO

---------- ---------- --------- ---------- ------------ ---------- ---------- ----------

7900 JAMES CLERK 7698 03-DEC-81 950 30

7902 FORD ANALYST 7566 03-DEC-81 3000 20

7934 MILLER CLERK 7782 23-JAN-82 1300

14 rows selected.

09:47:46 SQL> commit ;

Commit complete.

09:47:49 SQL> alter table dept enable row movement ;

Table altered.

09:48:20 SQL> alter table emp enable row movement ;

Table altered.

09:48:25 SQL> select * from emp ;

EMPNO ENAME JOB MGR HIREDATE SAL COMM DEPTNO

---------- ---------- --------- ---------- ------------ ---------- ---------- ----------

7369 SMITH CLERK 7902 17-DEC-80 800 20

7499 ALLEN SALESMAN 7698 20-FEB-81 1600 300 30

7521 WARD SALESMAN 7698 22-FEB-81 1250 500 30

7566 JONES MANAGER 7839 02-APR-81 2975 20

7654 MARTIN SALESMAN 7698 28-SEP-81 1250 1400 30

7698 BLAKE MANAGER 7839 01-MAY-81 2850 30

7782 CLARK MANAGER 7839 09-JUN-81 2450

7788 SCOTT ANALYST 7566 19-APR-87 3000 20

7839 KING PRESIDENT 17-NOV-81 5000

7844 TURNER SALESMAN 7698 08-SEP-81 1500 0 30

7876 ADAMS CLERK 7788 23-MAY-87 1100 20

EMPNO ENAME JOB MGR HIREDATE SAL COMM DEPTNO

---------- ---------- --------- ---------- ------------ ---------- ---------- ----------

7900 JAMES CLERK 7698 03-DEC-81 950 30

7902 FORD ANALYST 7566 03-DEC-81 3000 20

7934 MILLER CLERK 7782 23-JAN-82 1300

14 rows selected.

09:48:41 SQL> select * from dept ;

DEPTNO DNAME LOC

---------- -------------- -------------

20 RESEARCH DALLAS

30 SALES CHICAGO

40 OPERATIONS BOSTON

09:48:45 SQL> flashback table dept to timestamp to_timestamp('2007-08-19 9:47:46','yyyy-mm-dd hh24:mi:ss') ;

Flashback complete.

09:51:35 SQL> select * from emp ;

EMPNO ENAME JOB MGR HIREDATE SAL COMM DEPTNO

---------- ---------- --------- ---------- ------------ ---------- ---------- ----------

7369 SMITH CLERK 7902 17-DEC-80 800 20

7499 ALLEN SALESMAN 7698 20-FEB-81 1600 300 30

7521 WARD SALESMAN 7698 22-FEB-81 1250 500 30

7566 JONES MANAGER 7839 02-APR-81 2975 20

7654 MARTIN SALESMAN 7698 28-SEP-81 1250 1400 30

7698 BLAKE MANAGER 7839 01-MAY-81 2850 30

7782 CLARK MANAGER 7839 09-JUN-81 2450

7788 SCOTT ANALYST 7566 19-APR-87 3000 20

7839 KING PRESIDENT 17-NOV-81 5000

7844 TURNER SALESMAN 7698 08-SEP-81 1500 0 30

7876 ADAMS CLERK 7788 23-MAY-87 1100 20

EMPNO ENAME JOB MGR HIREDATE SAL COMM DEPTNO

---------- ---------- --------- ---------- ------------ ---------- ---------- ----------

7900 JAMES CLERK 7698 03-DEC-81 950 30

7902 FORD ANALYST 7566 03-DEC-81 3000 20

7934 MILLER CLERK 7782 23-JAN-82 1300

14 rows selected.

09:51:48 SQL> select * from dept ;

DEPTNO DNAME LOC

---------- -------------- -------------

10 ACCOUNTING NEW YORK

20 RESEARCH DALLAS

30 SALES CHICAGO

40 OPERATIONS BOSTON

09:51:54 SQL> flashback table emp to timestamp to_timestamp('2007-08-19 9:47:46','yyyy-mm-dd hh24:mi:ss') ;

Flashback complete.

09:53:11 SQL> select * from emp ;

EMPNO ENAME JOB MGR HIREDATE SAL COMM DEPTNO

---------- ---------- --------- ---------- ------------ ---------- ---------- ----------

7369 SMITH CLERK 7902 17-DEC-80 800 20

7499 ALLEN SALESMAN 7698 20-FEB-81 1600 300 30

7521 WARD SALESMAN 7698 22-FEB-81 1250 500 30

7566 JONES MANAGER 7839 02-APR-81 2975 20

7654 MARTIN SALESMAN 7698 28-SEP-81 1250 1400 30

7698 BLAKE MANAGER 7839 01-MAY-81 2850 30

7782 CLARK MANAGER 7839 09-JUN-81 2450 10

7788 SCOTT ANALYST 7566 19-APR-87 3000 20

7839 KING PRESIDENT 17-NOV-81 5000 10

7844 TURNER SALESMAN 7698 08-SEP-81 1500 0 30

7876 ADAMS CLERK 7788 23-MAY-87 1100 20

EMPNO ENAME JOB MGR HIREDATE SAL COMM DEPTNO

---------- ---------- --------- ---------- ------------ ---------- ---------- ----------

7900 JAMES CLERK 7698 03-DEC-81 950 30

7902 FORD ANALYST 7566 03-DEC-81 3000 20

7934 MILLER CLERK 7782 23-JAN-82 1300 10

14 rows selected.

09:53:14 SQL> flashback table dept to timestamp to_timestamp('2007-08-19 9:50:00','yyyy-mm-dd hh24:mi:ss') ;

flashback table dept to timestamp to_timestamp('2007-08-19 9:50:00','yyyy-mm-dd hh24:mi:ss')

*

ERROR at line 1:

ORA-02091: transaction rolled back

ORA-02292: integrity constraint (SCOTT.FK_DEPTNO) violated - child record found

09:55:36 SQL> flashback table emp to timestamp to_timestamp('2007-08-19 9:50:00','yyyy-mm-dd hh24:mi:ss') ;

Flashback complete.

09:56:34 SQL> select * from emp ;

EMPNO ENAME JOB MGR HIREDATE SAL COMM DEPTNO

---------- ---------- --------- ---------- ------------ ---------- ---------- ----------

7369 SMITH CLERK 7902 17-DEC-80 800 20

7499 ALLEN SALESMAN 7698 20-FEB-81 1600 300 30

7521 WARD SALESMAN 7698 22-FEB-81 1250 500 30

7566 JONES MANAGER 7839 02-APR-81 2975 20

7654 MARTIN SALESMAN 7698 28-SEP-81 1250 1400 30

7698 BLAKE MANAGER 7839 01-MAY-81 2850 30

7782 CLARK MANAGER 7839 09-JUN-81 2450

7788 SCOTT ANALYST 7566 19-APR-87 3000 20

7839 KING PRESIDENT 17-NOV-81 5000

7844 TURNER SALESMAN 7698 08-SEP-81 1500 0 30

7876 ADAMS CLERK 7788 23-MAY-87 1100 20

EMPNO ENAME JOB MGR HIREDATE SAL COMM DEPTNO

---------- ---------- --------- ---------- ------------ ---------- ---------- ----------

7900 JAMES CLERK 7698 03-DEC-81 950 30

7902 FORD ANALYST 7566 03-DEC-81 3000 20

7934 MILLER CLERK 7782 23-JAN-82 1300

14 rows selected.

09:56:38 SQL> select * from dept ;

DEPTNO DNAME LOC

---------- -------------- -------------

10 ACCOUNTING NEW YORK

20 RESEARCH DALLAS

30 SALES CHICAGO

40 OPERATIONS BOSTON

09:56:41 SQL> flashback table dept to timestamp to_timestamp('2007-08-19 9:50:00','yyyy-mm-dd hh24:mi:ss') ;

Flashback complete.

10:09:50 SQL> select * from dept ;

DEPTNO DNAME LOC

---------- -------------- -------------

20 RESEARCH DALLAS

30 SALES CHICAGO

40 OPERATIONS BOSTON

10:09:53 SQL> flashback table emp to timestamp to_timestamp('2007-08-19 9:47:46','yyyy-mm-dd hh24:mi:ss') ;

flashback table emp to timestamp to_timestamp('2007-08-19 9:47:46','yyyy-mm-dd hh24:mi:ss')

*

ERROR at line 1:

ORA-02091: transaction rolled back

ORA-02291: integrity constraint (SCOTT.FK_DEPTNO) violated - parent key not found