Hi dude,

Export dmp.is to download database in dmp file. its very userful for saving database.

whenever database corrupted  using latest export file. to import to database.

its one of the security of database.

 

 

exp system/<system_password> file=<export_filename>.dmp owner=<schema_user_name>

Example

exp system/oracle file=test_database.dmp owner=test_database
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