i have sql server enterprise edition 2016, i need to have a secondary always on read only replica for reporting purpose ONLY, and i do not want to change the server name for application connection, (i guess no listener) how can i achieve this?
可以使用 sys.availability_read_only_routing_lists DMV 检查 AlwaysOn 可用性组只读路由列表,该 DMV 返回 AlwaysOn 可用性组中每个可用性组副本的只读路由列表,并与 sys.availability_replicas 和 sys.availability_groups DMV 连接,如下所示: 1 2 3 4 5 6 7 8 9 10 11 SELECTAVGSrc.replica_server_nameAS...
Replica2 同步 辅助副本 无 读写 Replica3 异步 辅助副本 仅读意向 读写 Replica4 异步 辅助副本 仅限读意向 读写通常,在此示例方案中,仅在同步提交副本之间发生故障转移,但在故障转移之后,读意向应用程序立即可以重新连接到其中一个异步提交辅助副本。 然而,当主计算中心...
For Azure SQL Database only, if you wish to ensure that the application connects to the primary replica regardless of theApplicationIntentsetting in the SQL connection string, you must explicitly disable read scale-out when creating the database or when altering its configuration. For example, if...
1 Configure read-only access Enable read access so that the replica can be accessed when it is a secondary: ALTER AVAILABILITY GROUP [ag] MODIFY REPLICA ON N'SQL16N2' WITH (SECONDARY_ROLE(ALLOW_CONNECTIONS = READ_ONLY)) GO ALTER AVAILABILITY GROUP [ag] ...
from the writers, the goal is to have a solution where I have the editable master database where applications can actually change the data more secured on one instance and a replica/copy of the same database on another instance where other applications can read the data but not change ...
MODIFY REPLICA ON N'LAB-SQL2' WITH (SECONDARY_ROLE (READ_ONLY_ROUTING_URL = N'tcp://LAB-SQL2.lab-sql.com:1433')) 建立primary, read db ur list关系 - 在当前的primary上为各个primary建立对应的read only url 列表(有优先级概念) --为每个可能成为primary角色的server,建立相应的只读列表,下面的...
Connect to the primary replica Connect to a read-only replica Nondefault port Bypass listeners Show 5 more Applies to:SQL Server This article teaches you how to connect to anAlways On availability group listenerfor SQL Server. An availability group listener is a virtual network name that clients...
only routing URL that will be used for routing read-intent connection requests to a specific readable secondary replica. In this way, the read-only routing URL is defined on a replica-by-replica basis. The ALLOW_CONNECTIONS property of the read-only routing can be set to READ_ONLY or ALL...
A secondary replica can allow read-only access to all its secondary databases in the form of user connections or application connections. Even though we class this as “read only” the databases that make up the availability group are not explicitly set as a read-only database. These databas...