Case 1: Database most datafile lost (recover db, must be under mount)
1) test environment
07:21:12 sql> Conn Scott/tiger
Connected.
07:21:16 sql>
07:21:16 sql> SELECT * from tab;
Tname Tabtype Clusterid
------------------------------ ------- ----------
DEPT TABLE
EMP TABLE
BONUS TABLE
Salgrade TABLE
SYS_TEMP_FBT TABLE
TEST TABLE
EMP1 TABLE
7 rows selected.
07:21:20 sql> SELECT * from test;
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
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
7900 JAMES Clerk 7698 03-dec-81 950 30