<ul><li>In my years of database consultation work, I’ve encountered countless applications buckling under slow queries that could have been fixed with a few targeted optimizations.</li><li>Here are nine powerful SQL optimization tricks that can transform your database performance, sometimes by orders of magnitude.</li><li>Most developers know about indexes, but few use partial indexes — one of the most powerful ways to speed up specific queries while minimizing index overhead.</li><li>A covering index includes all columns needed by a query, allowing the database to satisfy the query using only the index without touching the table at all.</li></ul>

9 Database Optimization Tricks SQL Experts Are Hiding From You

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