Configuring a resilient infrastructure is key to configuring SQL Server for high availability (HA). Whether you’re configuring an on-prem, cloud, or hybrid infrastructure, there are certain issues you need to address to ensure SQL Server availability 99.99% of the time or more—and they may not be the issues that first come to mind. While determining the right geographic distribution of physical or virtual servers is obviously important, just as important is ensuring that the individual instances of SQL Server running on those servers have ready access to the data in your databases.

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