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Laravel 12 Eloquent: Expert Level

Detect and Prevent N+1 Query

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Summary of this lesson:
- Detect N+1 with Model::preventLazyLoading(!app()->isProduction())
- Laravel 12.8+ offers automatic eager loading
- Automatic loading may fetch more data than needed
- Prevention is better for development, not production

Video Version of the Lesson

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While Laravel Debug Bar is an excellent tool for monitoring queries, it doesn't automatically identify N+1 query problems for you.

Fortunately, Laravel offers some automations in the newer versions.

Built-in Laravel N+1 Query Detection (Laravel 8.43+)

Starting with Laravel 8.43, the framework includes built-in functionality to detect and prevent N+1 query problems.

This feature works by disabling Lazy loading (the opposite of Eager loading) and throwing exceptions when it's attempted.

To enable this feature, add the following code to the boot method in your...

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