What is filegroup backup?

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Overview. In addition to doing "File" backups you can also do "Filegroup" backups which allows you to backup all files that are in a particular filegroup. By default each database has a PRIMARY filegroup which is tied to the one data file that is created. 3 дек. 2009 г.

What is a filegroup restore?

A piecemeal restores allow the user to restore only a specific filegroup from a database instead of restoring a whole database. In cases of emergency, the important thing is to get the needed data as quickly as possible and restore the rest of the data later while having the most significant data online.

What is SQL filegroup?

The filegroup contains the primary data file and any secondary files that aren't put into other filegroups. User-defined filegroups can be created to group data files together for administrative, data allocation, and placement purposes.

What does copy only backup mean?

A copy-only backup is a SQL Server backup that is independent of the sequence of conventional SQL Server backups. Usually, taking a backup changes the database and affects how later backups are restored.

How do I restore a filegroup from a backup?

To restore files and filegroups1Execute the RESTORE DATABASE statement to restore the file and filegroup backup, specifying: The name of the database to restore. ... 2If the files have been modified after the file backup was created, execute the RESTORE LOG statement to apply the transaction log backup, specifying:Restore Files and Filegroups (SQL Server) - Microsoft Docs

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