Advanced Python SQLite: Indices, N+1 Prevention & The Repository Pattern (2026)
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Day 18 — Part 1 (Layer 2): SQLite — Advanced Implementation & Performance 21 min read Series: Logic & Legacy Day 18 / 30 Level: Architect ⏳ Context: We have established the Storage Engine. We know how to open tunnels (connections) and send workers (cursors). But a tunnel without traffic management is a bottleneck. Today, we optimize the flow. ⚠️ The 3 Senior Architectural Blunders Even after learning SQL, developers fail at the Application layer. These mistakes cause silen