Simple-Talk Article: “Fixing Gatekeeper Row Cardinality Estimate Issues”

I wrote a new article for Simple-Talk that was published recently:

Fixing Gatekeeper Row Cardinality Estimate Issues

In the article I talk about a specific cardinality estimation issue you may see for relational data warehouse queries (specifically against star schemas) and a few recommended solutions that may help eliminate or at least reduce the overall impact to query plan quality and performance.

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