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If a customer backed up Oracle7 database using EBU to a MM server, migrated from O7 to O8, and want to restore the data backed up with EBU, what should the customer do?

April 26, 2017customer database EBU migrated mm Oracle7 server

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If a customer backed up Oracle7 database using EBU to a MM server, migrated from O7 to O8, and want to restore the data backed up with EBU, what should the customer do?

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Typically, this would not be possible, or not be useful, as the datafile formats between Oracle7 and Oracle8 have changed; a backup taken before the migration from Oracle7 to Oracle8 would usually be useless, unless the files were to be opened by an Oracle7 executable.