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sqlintermediate

Composite Index - Technique 23

Multi-column indexes

sql
CREATE INDEX IF NOT EXISTS idx_orders_customer_created_at
ON orders (customer_id, created_at DESC);

EXPLAIN ANALYZE
SELECT *
FROM orders
WHERE customer_id = 42
ORDER BY created_at DESC
LIMIT 10;

Use Cases

  • database operations
  • data management

Tags

#sql#database#composite

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