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Can you have more than one listener in SQL Server?
Limitations and Restrictions. You can create only one listener per availability group through SQL Server. Typically, each availability group requires only one listener. However, some customer scenarios require multiple listeners for one availability group.
How to create multiple listeners for same availability group?
As the PM who designed the availability group listener feature, when I talked to some customers , there’re 2 scenarios I realized may need to have multiple listeners for a single availability group. This Customer has a few legacy clients and he cannot change the connection string for them.
Can you have more than one AlwaysOn listener?
If each listener will give you all the databases anyway, should I create one for each group? or just one for the first group? or have I fundamentally missed something and there should be a way of me setting up each listener to only see the databases in the group associated with it?
What happens if I create just one listener?
So, even if you create just one listener name, client applications will get redirected to the primary where all of the Availability Groups are hosted. In almost all cases, the cluster will move all of the Basic Availability Groups together when a failover occurs. That’s the nature of failover clustering.
How to create a SQL server availability group Listener?
The availability group listener is an IP address and network name that the SQL Server availability group listens on. To create the availability group listener, do the following:
How to set the listener port in SQL Server?
To set the listener port, do the following steps: 1 Start SQL Server Management Studio, and then connect to the primary replica. 2 Go to AlwaysOn High Availability > Availability Groups > Availability Group Listeners. 3 Right-click the listener name, and then select Properties.
How to create a always on high availability listener?
Expand the Always On High Availability node and the Availability Groups node. Click the availability group whose listener you want to configure, and choose one of the following alternatives: To create a listener, right-click the Availability group Listeners node, and select the New Listener command.