Drop oracle database

How to Drop Oracle Database

If you want to drop your database it is wise to take an offline backup before you drop your database. if incase it is required to restore the database back we can use this backup.

Cold Backup

Check if database is up and running

$> ps -ef |  grep pmon

if this returns a process with the database sid then the DB is running.

login to sqlplus as sysdba

$> sqlplus / as sysdba

shutdown the database to start it in restrict mode

SQL> shut immediate;

put the database in mount restrict mode

SQL> startup restrict mount;

ORACLE instance started.

Database mounted.

issues the following command to drop the database.

SQL> drop database;

Database dropped.

SQL> exit