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Linking Queries to Missing Index Requests

Erik Darling shows us the nuances of using a new DMV in SQL Server 2019:

When dm_db_missing_index_group_stats_query got documented, I was really happy. After all, this has been a peeve of mine for ages.

“Wow look at all these missing index requests. Where’d they come from?”

So this is neat! And it’s better than nothing, but there are some quirks.

Read on for more detail.