Merge pull request #207718 from v-amallick/Aug-9-2022-HANAnSQL

SQL - On-demand backup and retention of types of on-demand backups

Author: PRMerger12

articles/backup/backup-azure-sql-vm-rest-api.md

@@ -2,7 +2,7 @@
 title: Back up SQL server databases in Azure VMs using Azure Backup via REST API
 description: Learn how to use REST API to back up SQL server databases in Azure VMs in the Recovery Services vault
 ms.topic: conceptual
-ms.date: 11/30/2021
+ms.date: 08/11/2022
 author: v-amallick
 ms.service: backup
 ms.author: v-amallick
@@ -12,6 +12,9 @@ ms.author: v-amallick
 
 This article describes how to back up SQL server databases in Azure VMs using Azure Backup via REST API.
 
+>[!Note]
+>See the [SQL backup support matrix](sql-support-matrix.md) to know more about the supported configurations and scenarios.
+
 ## Prerequisites
 
 - A Recovery Services vault
@@ -456,6 +459,14 @@ Once you configure a database for backup, backups run according to the policy sc
 
 Triggering an on-demand backup is a *POST* operation.
 
+>[!Note]
+>The retention period of this backup is determined by the type of on-demand backup you have run.
+>
+>- *On-demand full* retains backups for a minimum of *45 days* and a maximum of *99 years*.
+>- *On-demand copy only full* accepts any v0alue for retaintion.
+>- *On-demand differential* retains backup as per the retention of scheduled differentials set in policy.
+>- *On-demand log* retains backups as per the retention of scheduled logs set in policy.
+
 ```http
 POST https://management.azure.com/Subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.RecoveryServices/vaults/{vaultName}/backupFabrics/{fabricName}/protectionContainers/{containerName}/protectedItems/{protectedItemName}/backup?api-version=2016-12-01
 ```

articles/backup/manage-azure-sql-vm-rest-api.md

@@ -2,7 +2,7 @@
 title: Manage SQL server databases in Azure VMs with REST API
 description: Learn how to use REST API to manage and monitor SQL server databases in Azure VM that are backed up by Azure Backup.
 ms.topic: conceptual
-ms.date: 11/29/2021
+ms.date: 08/11/2022
 author: v-amallick
 ms.service: backup
 ms.author: v-amallick
@@ -12,6 +12,9 @@ ms.author: v-amallick
 
 This article explains how to manage and monitor the SQL server databases that are backed-up by [Azure Backup](backup-overview.md).
 
+>[!Note]
+>See the [SQL backup support matrix](sql-support-matrix.md) to know about the supported configurations and scenarios.
+
 ## Monitor jobs
 
 The Azure Backup service triggers jobs that run in the background. This includes scenarios, such as triggering backup, restore operations, and disabling backup. You can track these jobs using their IDs.

articles/backup/restore-azure-sql-vm-rest-api.md

@@ -2,7 +2,7 @@
 title: Restore SQL server databases in Azure VMs with REST API
 description: Learn how to use REST API to restore SQL server databases in Azure VM from a restore point created by Azure Backup
 ms.topic: conceptual
-ms.date: 11/30/2021
+ms.date: 08/11/2022
 author: v-amallick
 ms.service: backup
 ms.author: v-amallick
@@ -17,6 +17,9 @@ By the end of this article, you'll learn how to perform the following operations
 - View the restore points for a backed-up SQL database.
 - Restore a full SQL database.
 
+>[!Note]
+>See the [SQL backup support matrix](sql-support-matrix.md) to know more about the supported configurations and scenarios.
+
 ## Prerequisites
 
 We assume that you have a backed-up SQL database for restore. If you don’t have one, see [Backup SQL Server databases in Azure VMs using REST API](backup-azure-sql-vm-rest-api.md) to create.
@@ -292,6 +295,9 @@ If you've enabled Cross-region restore, then the recovery points will be replica
 1. Choose a target server, which is registered to a vault within the secondary paired region.
 1. Trigger restore to that server and track it using *JobId*.
 
+>[!Note]
+>The RPO for the backup data to be available in secondary region is 12 hours. Therefore, when you turn on CRR, the RPO for the secondary region is 12 hours + log frequency duration (that can be set to a minimum of 15 minutes).
+
 ### Fetch distinct recovery points from the secondary region
 
 Use the [List Recovery Points API](/rest/api/backup/recovery-points-crr/list) to fetch the list of available recovery points for the database in the secondary region. In the following example, an optional filter is applied to fetch full and differential recovery points in a given time range.