Merge pull request #289634 from lrtoyou1223/vnetirbranch30

add a note for unsupported sql properties

Author: prmerger-automator[bot]

articles/data-factory/tutorial-managed-virtual-network-on-premise-sql-server.md

@@ -258,6 +258,9 @@ data factory from the resources list.
    > [!NOTE]
    > When deploying your SQL Server on a virtual machine within a virtual network, it is essential to enhance your FQDN by appending **privatelink**. Otherwise, it will be conflicted with other records in the DNS setting. For example, you can simply modify the SQL Server's FQDN from **sqlserver.westus.cloudapp.azure.net** to **sqlserver.privatelink.westus.cloudapp.azure.net**.
 
+   > [!NOTE]
+   > Currently ApplicationIntent and MultiSubnetFailover are not supported in SQL connection properties.
+
 8. Create private endpoint.
 
 ## Create a linked service and test the connection