What’s New & Undocumented in SQL Server 2019 Cumulative Update 9
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Last week’s SQL Server 2019 Cumulative Update 9 snuck in some undocumented things. We got two new DMVs for Always On Availability Groups, sys.dm_hadr_cached_replica_states and sys.dm_hadr_cached_database_replica_states. They have a subset of data from other AG DMVs: I sure wish I could point you to the documentation or KB article on those. But we have no…
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