This article is based on a real life experience of the author while working with database backup and restore during his consultancy work for various organizations. We will go over the following important concepts of database backup and restore.
- Conventional Backup and Restore
- Spilt File Backup and Restore
- Mirror File Backup
- Understanding FORMAT Clause
- Miscellaneous details about Backup and Restore
Conventional and Split File Backup and Restore
Just a day before working on one of the projects, I had to take a backup of one database of 14 GB. My hard drive lacked sufficient space at that moment. Fortunately, I had two 8 GB USB Drives with me. Now, the question was how to take a backup in two equal sizes, each of 7 GB, so I can fit them on each USB drive. Well, conventional backup takes one large backup in one file. However, SQL Server backup command can take backups in two or more split parts.
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Reference : Pinal Dave (https://blog.sqlauthority.com)