🧑‍💻 Ah, the thrilling world of #SQL #heuristics, where ORs are the villains and ANDs save the day! 🚀 Apparently, turning "ORs" into "ANDs" is the secret sauce to slashing query time from a snail-paced 100ms to a lightning-fast 1ms. Who knew the key to #performance was just a matter of playing word games? 🎉
https://ethanseal.com/articles/ors-are-expensive #Optimization #QueryOptimization #TechTips #DatabaseEfficiency #HackerNews #ngated
Heuristic: Ors Are Expensive

Creating a Calculated Column in TSQL Based on a Flag
Learn about TSQL Calculated Columns! Improve database efficiency & data readability by creating calculated columns based on existing data. Simplify queries & streamline data analysis. #TSQLCalculatedColumn #SQLWindowFunctions #DatabaseEfficiency #DataAnalysis #SQLTechniques #BusinessIntelligence
https://tech-champion.com/programming/creating-a-calculated-column-in-tsql-based-on-a-flag/
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Creating a Calculated Column in TSQL Based on a Flag
Learn about TSQL Calculated Columns! Improve database efficiency & data readability by creating calculated columns based on existing data. Simplify queries & streamline data analysis. #TSQLCalculatedColumn #SQLWindowFunctions #DatabaseEfficiency #DataAnalysis #SQLTechniques #BusinessIntelligence
https://tech-champion.com/programming/creating-a-calculated-column-in-tsql-based-on-a-flag/
...
Efficient DB2 Cursor Success Check: Avoiding Null Comparisons
Efficient DB2 Cursor Success Check: Go beyond null checks! Use COALESCE & CASE for cleaner, faster code. Improve DB2 app performance & readability. #DB2Cursor #DatabaseEfficiency #SQLTechniques #CodeOptimization #DB2Tips
https://tech-champion.com/database/db2luw/efficient-db2-cursor-success-check-avoiding-null-comparisons/