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Merge pull request #205195 from realAngryAnalytics/20220719-issue82939
202207190735 updated geo-restore section, correct PS in user defined …
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articles/synapse-analytics/sql-data-warehouse/backup-and-restore.md

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ms.service: synapse-analytics
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ms.topic: conceptual
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ms.subservice: sql-dw
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ms.date: 05/04/2022
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ms.date: 07/19/2022
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ms.author: stevehow
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ms.reviewer: joanpo
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ms.custom: seo-lt-2019"
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## User-Defined Restore Points
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This feature enables you to manually trigger snapshots to create restore points of your data warehouse before and after large modifications. This capability ensures that restore points are logically consistent, which provides additional data protection in case of any workload interruptions or user errors for quick recovery time. User-defined restore points are available for seven days and are automatically deleted on your behalf. You cannot change the retention period of user-defined restore points. **42 user-defined restore points** are guaranteed at any point in time so they must be [deleted](/powershell/module/azurerm.sql/remove-azurermsqldatabaserestorepoint) before creating another restore point. You can trigger snapshots to create user-defined restore points through [PowerShell](/powershell/module/az.sql/new-azsqldatabaserestorepoint?toc=/azure/synapse-analytics/sql-data-warehouse/toc.json&bc=/azure/synapse-analytics/sql-data-warehouse/breadcrumb/toc.jsont#examples) or the Azure portal.
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This feature enables you to manually trigger snapshots to create restore points of your data warehouse before and after large modifications. This capability ensures that restore points are logically consistent, which provides additional data protection in case of any workload interruptions or user errors for quick recovery time. User-defined restore points are available for seven days and are automatically deleted on your behalf. You cannot change the retention period of user-defined restore points. **42 user-defined restore points** are guaranteed at any point in time so they must be [deleted](/powershell/module/azurerm.sql/remove-azurermsqldatabaserestorepoint) before creating another restore point. You can trigger snapshots to create user-defined restore points through [PowerShell](/powershell/module/az.synapse/new-azsynapsesqlpoolrestorepoint?toc=/azure/synapse-analytics/sql-data-warehouse/toc.json&bc=/azure/synapse-analytics/sql-data-warehouse/breadcrumb/toc.jsont#examples) or the Azure portal.
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> [!NOTE]
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> If you require restore points longer than 7 days, please vote for this capability [here](https://feedback.azure.com/d365community/idea/4c446fd9-0b25-ec11-b6e6-000d3a4f07b8). You can also create a user-defined restore point and restore from the newly created restore point to a new data warehouse. Once you have restored, you have the dedicated SQL pool online and can pause it indefinitely to save compute costs. The paused database incurs storage charges at the Azure Synapse storage rate. If you need an active copy of the restored data warehouse, you can resume which should take only a few minutes.
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## Geo-backups and disaster recovery
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A geo-backup is created once per day to a [paired data center](../../availability-zones/cross-region-replication-azure.md?toc=/azure/synapse-analytics/sql-data-warehouse/toc.json&bc=/azure/synapse-analytics/sql-data-warehouse/breadcrumb/toc.json). The RPO for a geo-restore is 24 hours. You can restore the geo-backup to a server in any other region where dedicated SQL pool is supported. A geo-backup ensures you can restore data warehouse in case you cannot access the restore points in your primary region.
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A geo-backup is created once per day to a [paired data center](../../availability-zones/cross-region-replication-azure.md?toc=/azure/synapse-analytics/sql-data-warehouse/toc.json&bc=/azure/synapse-analytics/sql-data-warehouse/breadcrumb/toc.json). The RPO for a geo-restore is 24 hours. A geo-restore is always a data movement operation and the RTO will depend on the data size. Only the latest geo-backup is retained. You can restore the geo-backup to a server in any other region where dedicated SQL pool is supported. A geo-backup ensures you can restore data warehouse in case you cannot access the restore points in your primary region.
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If you do not require geo-backups for your dedicated SQL pool, you can disable them and save on disaster recovery storage costs. To do so, refer to [How to guide: Disable geo-backups for a dedicated SQL pool (formerly SQL DW)](disable-geo-backup.md). Note that if you disable geo-backups, you will not be able to recover your dedicated SQL pool to your paired Azure region if your primary Azure data center is unavailable.
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You will notice the Azure bill has a line item for Storage and a line item for Disaster Recovery Storage. The storage charge is the total cost for storing your data in the primary region along with the incremental changes captured by snapshots. For a more detailed explanation of how snapshots are charged, refer to [Understanding how Snapshots Accrue Charges](/rest/api/storageservices/Understanding-How-Snapshots-Accrue-Charges?toc=/azure/synapse-analytics/sql-data-warehouse/toc.json&bc=/azure/synapse-analytics/sql-data-warehouse/breadcrumb/toc.json). The geo-redundant charge covers the cost for storing the geo-backups.
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The total cost for your primary data warehouse and seven days of snapshot changes is rounded to the nearest TB. For example, if your data warehouse is 1.5 TB and the snapshots captures 100 GB, you are billed for 2 TB of data at Azure Premium Storage rates.
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The total cost for your primary data warehouse and seven days of snapshot changes is rounded to the nearest TB. For example, if your data warehouse is 1.5 TB and the snapshots captures 100 GB, you are billed for 2 TB of data at Azure standard storage rates.
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If you are using geo-redundant storage, you receive a separate storage charge. The geo-redundant storage is billed at the standard Read-Access Geographically Redundant Storage (RA-GRS) rate.
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