Precondition: complete the work described in Oracle 12 创建新的数据库实例、用户
1. export data under user "dev1" from source db
exp dev1/password@sourcedb file=dev1.dmp owner=dev1
The dev1.dmp will be under /u01/app/oracle/admin/sourcedb/dpdump
2. copy dev1.dmp to target machine
scp dev1.dmp qa@<host>:/home/qa/data
3. login target machine as "root"
4. move dev1.dmp to Oracle folder
cd /home/qa/data
sudo mv dev1.dmp /u01/app/oracle/admin/mydb/dpdump
4. change owner of dev1.dmp
hown qa /u01/app/oracle/admin/mydb/dpdump/dev1.dmp
5. import dev1.dmp to Oracle 12c database
imp dev1 file=/u01/app/oracle/admin/mydb/dpdump/dev1.dmp log=import_dev1.log fromuser=dev1 touser=dev1
input "password" as password for dev1