Master Database Optimization
Learn advanced techniques to maximize performance, reduce latency, and scale your database systems effectively.
View TechniquesOptimization Techniques
Index Optimization
Create compound indexes for frequent queries and avoid redundant indexes. Use index union strategies for complex query patterns.
CREATE INDEX idx_users_active ON users (last_login DESC) INCLUDE (email, joined_at)
WHERE status = 'active';
Query Patterns
Use EXPLAIN ANALYZE to identify execution plans, avoid N+1 queries, and leverage window functions for aggregation.
EXPLAIN ANALYZE SELECT * FROM orders
JOIN customers ON orders.customer_id = customers.id
WHERE orders.status = 'pending'
ORDER BY order_date DESC;
Advanced Strategies
Query Caching
Implement multi-layer caching for read-heavy workloads. Use materialized views for complex aggregations.
Replication
Set up read replicas for scaling queries and use async replication for write-heavy operations.
Sharding
Implement horizontal partitioning with hash/range-based sharding for large datasets.