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How does a partial restore in SQL Server work?
The partial restore sequence restores the primary filegroup and, optionally, some of the secondary filegroups. The first RESTORE DATABASE statement must do the following: Specify the PARTIAL option. This indicates the start of a piecemeal restore. Use any full database backup that contains the primary filegroup.
How to restore to a different database in SQL?
In the Restore to box, leave the default as To the last backup taken or click on Timeline to access the Backup Timeline dialog box to manually select a point in time to stop the recovery action. In the Backup sets to restore grid, select the backups to restore. This grid displays the backups available for the specified location.
When to use a partial or full database backup?
Use a partial or full database backup that contains the primary filegroup and all filegroups that were read/write at the time of the backup. It is common to start a partial restore sequence by restoring a partial backup. Specify the PARTIAL option, which indicates the start of a piecemeal restore.
How to restore database to a specific point in time?
For help with stopping a database restore at a specific point in time, see Restore a SQL Server Database to a Point in Time (Full Recovery Model). In the Backup sets to restore grid, select the backups through the differential backup that you wish to restore.
What does partial backup mean in SQL Server?
Partial Backups (SQL Server) All SQL Server recovery models support partial backups, so this topic is relevant for all SQL Server databases. However, partial backups are designed for use under the simple recovery model to improve flexibility for backing up very large databases that contain one or more read-only filegroups.
When to start a piecemeal restore in SQL Server?
Under the simple recovery model, the piecemeal restore sequence must start with a full database or partial backup. Then, if the restored backup is a differential base, restore the latest differential backup next.
What kind of backup is needed for a piecemeal restore?
A complete set of backups for the piecemeal restore of a simple recovery model database must contain the following: A partial or full database backup that contains the primary filegroup and all filegroups that were read/write at the time of the backup. A backup of each read-only file.