1064 - You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'and p.products_id = pdc.products_id and pdc.language_id='4' order by pdc.product' at line 1

select p.products_id from products p, products_to_categories ptc, products_description pdc where p.products_status = '1' and p.products_id = ptc.products_id and ptc.categories_id = and p.products_id = pdc.products_id and pdc.language_id='4' order by pdc.products_name

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