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What is SQL Server database snapshot?
A database snapshot is a read-only, static view of a SQL Server database (the source database). The database snapshot is transactionally consistent with the source database as of the moment of the snapshot’s creation. A database snapshot always resides on the same server instance as its source database.
What happens to the I O operations while you take a database snapshot?
What happens to the I/O operations while you take a database snapshot? I/O operations to the database are suspended for a few minutes while the backup is in progress. I/O operations to the database are sent to a Replica (if available) for a few minutes while the backup is in progress.
How to restore a database snapshot in SQL Server?
To drop a database snapshot run a normal drop database statement using the database snapshot name as shown below. The final step is to restore a database snapshot to our source database to recover all data. It is a simple restore statement using the with DATABASE_SNAPSHOT option.
Do you have to be on SQL Server to use a snapshot?
The server instance must be running on an edition of SQL Server that supports database snapshots. For more information, see Features Supported by the Editions of SQL Server 2016. The source database must be online, unless the database is a mirror database within a database mirroring session.
How to Archive Database snapshots in Azure SQL Server?
To archive to blob storage, copy the snapshots in the file-snapshot backup set into separate blobs. To archive to streaming backup, restore the file-snapshot backup as a new database and then perform a normal streaming backup with compression and/or encryption and archive it for as long as desired, independent of the base blobs.
What does recovery mean in Microsoft SQL Server?
RECOVERY (the default) indicates that rollback should be performed after rollforward is completed for the current backup. Recovering the database requires that the entire set of data being restored (the rollforward set) is consistent with the database.