chore: update all blog posts
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@@ -37,7 +37,7 @@ CREATE INDEX idx_user_search ON users(last_name, first_name);
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## 2. Refine WHERE Clauses for Efficiency
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The `WHERE` clause dictates query speed—optimize it ruthlessly.
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The `WHERE` clause dictates query speed optimize it ruthlessly.
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### Place Restrictive Conditions First
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Order conditions from most to least selective to reduce the dataset early.
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@@ -93,7 +93,7 @@ Execution plans reveal how your database processes queries.
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Use `EXPLAIN` (PostgreSQL/MySQL) or `EXPLAIN PLAN` (Oracle) to spot inefficiencies.
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### Watch for Full Table Scans
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These indicate missing indexes—address them immediately.
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These indicate missing indexes address them immediately.
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## 7. Replace Cursors with Set-Based Logic
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@@ -143,6 +143,6 @@ As query patterns change, refine indexes to match new needs.
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### Schedule Maintenance
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Regularly run `ANALYZE` (PostgreSQL) or `UPDATE STATISTICS` (SQL Server) to keep performance sharp.
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> _"The first rule of optimization: Don’t do it. The second rule: Don’t do it yet."_ — Michael A. Jackson
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> _"The first rule of optimization: Don't do it. The second rule: Don't do it yet."_ Michael A. Jackson
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#SQL #DatabaseOptimization #QueryPerformance #TechTips #Developer
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