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copied!<p><strong>Be careful when you use Rename option from context menu</strong> that appear when you right click on the database in Management Studio. This option does not change the database file names. To change logical filenames for DATA and LOG files <strong>you can also use a Management Studio interface but unfortunately sometimes it does not work</strong>.</p> <p><strong>Let’s do it properly... it should works always.</strong></p> <ol> <li><strong>Detach database:</strong> Using Management Studio, right-click on database > go to “Tasks” > “Detach”, click OK to detach a database (note: that the DB can not be used to detach it)</li> <li><strong>Rename Physical files:</strong> Once the database is detached the physical files are unlocked and you can rename them using Windows Explorer: <img src="https://i.stack.imgur.com/3Ai7f.png" alt="enter image description here"></li> <li><p><strong>Attaching database with New Name:</strong> For it use T SQL:</p> <p>USE [master] CREATE DATABASE [SqlAndMe] ON ( FILENAME = N’C:\…\NewName.mdf’), ( FILENAME = N’C:\…\NewName_log.LDF’) FOR ATTACH</p></li> <li><p><strong>Rename Logical file names:</strong> Execute this T SQL:</p> <p>USE [NewName] ALTER DATABASE [NewName] MODIFY FILE (NAME=N’OldName’, NEWNAME=N’NewName’) ALTER DATABASE [NewName] MODIFY FILE (NAME=N’OldName_log’, NEWNAME=N’NewName_log’) SELECT name, physical_name FROM [NewName].sys.database_files</p></li> </ol> <p>It should works!</p>

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