How to backup and restore a SQL Database

Backup

ALTER DATABASE dbname

SET READ_ONLY;

GO
 

Backup database dbname

to disk = 'C:\...\dbname.bak'

 
Restore


Restore database dbname

from disk =  'C:\...\dbname.bak'

with recovery, replace

 

ALTER DATABASE dbname

SET MULTI_USER;

GO

Backup

Backup database dbname

to disk = 'C:\...\dbname.bak'

Backup log dbname

to disk = 'C:\...\dbname.trn'

with norecovery

 
Restore

 
Restore database dbname

from disk = 'C:\...\dbname.bak'

with norecovery, replace

Restore log test2

from disk = 'C:\...\dbname.trn'

with recovery