Answer: The database 'xxx' cannot be opened because it is version 904

answer re: The database 'xxx' cannot be opened because it is version 904

Mar 7 '20

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The error message in the problem statement occurs because the SQL Server database files (*.mdf, *.ndf and *.ldf) and backups are not backward compatible. Backward compatibility is why we cannot restore or attach a database created from a higher version of SQL Server to a lower version of SQL Server…

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