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detect-n-plus-one

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Detects N+1 query problems in PHP code. Finds queries in loops, missing eager loading, lazy loading abuse, relationship traversal issues.

skills/detect-n-plus-one/SKILL.md

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# N+1 Query Detection

Analyze PHP code for N+1 query problems that cause excessive database queries.

## Detection Patterns

### 1. Query Inside Loop

```php
// N+1: Query for each user
$users = $userRepository->findAll();
foreach ($users as $user) {
    $orders = $orderRepository->findByUser($user); // Query per iteration
    // ...
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