Technical Article

The short course on how SQL Server really works

Face it, you never intended to become a SQL Server expert, but the proliferation of this database engine – and its many editions – requires somebody to feed and care for it. You're the "Microsoft Guy" (or Gal), so whether you wanted to be or not, you were elected. This series of articles is all about making you more effective with SQL Server as an administrator, not a programmer.

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Question of the Day

The Distance Metric

In the new VECTOR_DISTANCE() function in SQL Server 2025, the first parameter is the distance_metric. What is this?

See possible answers