First Move (11~18) - Code, Learn, Build
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First Move (11~18) - Code, Learn, Build

Structured, level-based technology learning paths from foundational exploration to industry mastery.

Learning Domains

  • Python Programming (Active)
  • Computer Science Core
  • Web Development
  • AI & Machine Learning

Platform Architecture

  • Level-Based Progression
  • Decoupled Content Schema
  • Modular Code Execution Engine
  • Curated Official Resources

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← Python Programming Mastery|Level 3: Production Mastery — Enterprise Backends, Infrastructure & Capstone

40. Relational Database Programming with SQLite & PostgreSQL (DB-API 2.0)

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Relational Database Programming with SQLite & PostgreSQL (DB-API 2.0)

Master parameterized SQL queries, connection pooling, and DB-API 2.0 standards.

Core Concept & Mental Model: Relational Database Programming with SQLite & PostgreSQL (DB-API 2.0)

### Database Programming Use parameterized queries (e.g. cursor.execute('SELECT * FROM u WHERE id=?', (val,))) to prevent SQL injection.

📚 Documentation & References:

  • Official Python Documentation (Official Python Documentation)
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