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Dynamically Unpivot columns in SQL

Picture this, your data ingestion team has created a table that has the sales for each month year split into different columns. At first glance, you may think “what’s...

2024-05-27 (first published: )

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Six Months!

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Async stats update causing blocking

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I recently encountered an issue where an index rebuild set to wait_at_low_priority ended up...

Level Up Your SQL Skills: The Best Intermediate to Advanced Courses

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In the data-driven landscape of 2024, advanced SQL isn't just a nice-to-have, it's a...

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Question of the Day

A Lack of Memory Grant Feedback Persistence

SQL Server has added an Intelligent Query Processing feature called Memory Grant Feedback. In SQL Server 2022, this can be persisted across queries to improve the performance of future executions. In SQL Server 2022, when is memory grant feedback not persisted if the plan is evicted from cache? (choose 2)

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