Model
ProductCategories
Magento\CatalogGraphQl\Model\Resolver\Product\ProductCategories
What it does
This class retrieves all category IDs where a product is visible for a specific store.
Developers use it to get category associations for products in GraphQL queries, excluding root categories from the results.
It queries the category-product index table to efficiently fetch category relationships.
Public Methods
- getCategoryIdsByProduct()