Can we take full backup not Copy_only from secondary replica of always on?
BACKUP LOG supports only regular log backups (the COPY_ONLY option is not supported for log backups on secondary replicas). To back up a secondary database, a secondary replica must be able to communicate with the primary replica and must be SYNCHRONIZED or SYNCHRONIZING.
What are SQL Availability Groups?
A read-scale availability group is a group of databases that are copied to other instances of SQL Server for read-only workload. An availability group supports one set of primary databases and one to eight sets of corresponding secondary databases. You can create any type of backup of a primary database.
How to configure backups for availability group?
Click the availability group whose backup preferences you want to configure, and select the Properties command. In the Availability Group Properties dialog box, select Backup Preferences page. On the Where should backups occur? panel, select the automated backup preference for the availability group, one of:
What does AlwaysOn availabiliy groups do for backups?
Since the AlwaysOn Availabiliy Groups feature was introduced, we got new options to make the backups strategy more complete, but also more complex.
What are the limitations of backup SQL Server?
Below is a list of limitations taken from SQL Server Books Online: Secondary replicas must be in SYNCHRONIZED or SYNCHRONIZING state and be able to communicate with the primary Your backup preferences, and I stress the word “preferences” are set up when configuring the availability group, or can be modified on an existing availability group.
How to access the backup preferences page in SQL?
Alternative ways to access the Backup Preferences page Use the New Availability Group Dialog Box (SQL Server Management Studio) Use the Add Replica to Availability Group Wizard (SQL Server Management Studio) Use the New Availability Group Dialog Box (SQL Server Management Studio)