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شهریور ۹۴
$product = new Product($id); $categories = $product->getCategories();
To set them:
$product = new Product($id); $success = $product->updateCategories(array('1','3','4')) $product->id_category_default = '3'; $product->update();
https://www.prestashop.com/forums/topic/247361-solved-altering-products-categories-in-database/
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