Cheesecake

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SELECT g.*, GROUP_CONCAT(DISTINCT c.category_id) as `categories`, GROUP_CONCAT(DISTINCT p.product_id) as `products` FROM wp_za_groups as g LEFT JOIN wp_za_categories_to_groups as c ON c.group_id = g.id LEFT JOIN wp_za_products_to_groups as p ON p.group_id = g.id WHERE c.category_id IN () OR p.product_id IN (7038) OR g.apply_to = 'all' GROUP BY g.id ORDER BY g.priority ASC