laravel-eloquent

Fix the N+1 query problem in Laravel Eloquent by implementing eager loading using the with() or load() methods to load relationships efficiently in a single query. This approach prevents executing additional database queries when accessing relationship data on multiple models.

Define polymorphic relationships in Laravel Eloquent by using morphTo, morphMany, or morphOne methods to allow a model to belong to multiple other models on a single association. This setup enables a single table to serve multiple parent models without duplicating table structures.

Protect against mass assignment vulnerabilities in Laravel by defining the $fillable property with allowed fields or the $guarded property to block specified attributes. This mechanism ensures only explicitly authorized database columns can be mass assigned during model creation or updates.

Use query scopes in Laravel ORM by defining a scope method on the model, such as scopeActive, and applying it in queries like Model::active()->get() for reusable logic. This approach encapsulates common query constraints into clean, readable methods.

Cast data types in Laravel Eloquent by defining the $casts array to automatically convert attributes to native types like boolean or array, and use accessors for custom data transformation. This ensures type safety and handles data formatting seamlessly during model retrieval and storage.