Checking File Permissions

Andrew Peterson runs chmod 664 on a database backup:

You’re attempting to RESTORE a SQL Server database backup to your Linux installation and you get the message:

Msg 3201, Level 16, State 2, Line 17
Cannot open backup device ‘C:\home\user\Downloads\AdventureWorks2012.bak’.
Operating system error 2(The system cannot find the file
Msg 3013, Level 16, State 1, Line 17
RESTORE HEADERONLY is terminating abnormally.

If you’re going to administer SQL Server on Linux, it’s a good idea to check out the Unix-style permissions model.  It’s a bit different than what we’re used to on Windows, though it does make sense with a bit of practice.

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