So you can generate 10 different versions of the same query, and they can all produce identical results. Each version is just a different execution strategy around the same logical question: “Given ...

On the first day of Microsoft Build 2026 in San Francisco, Microsoft announced the public preview of Azure HorizonDB, a fully managed PostgreSQL-compatible database rebuilt from the ground up for ...

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SQL Skills That Separate Beginners from Professionals 🚀 Most people learn SQL to retrieve data. Professionals use SQL to solve business problems. The difference isn't writing SELECT * FROM table; ...

Offers Read and Write Access to Hot and Cold Storage With no Application Code Changes, Delivering up to 90% Savings in Storage ALEXANDRIA, Va., June 18, 2026 /PRNewswire/ -- pgEdge, the leading open ...

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ROUND(AVG(Salary) OVER (PARTITION BY Department), 2) AS DeptAvgSalary, ROUND(Salary - AVG(Salary) OVER (PARTITION BY Department), 2) AS DiffFromAvg ...

--windows functions are really powerful and are somewhat like a group by - except they don't roll everything up into 1 row when grouping. --windows functions allow us to look at a partition or a group ...