select cat from directory where is_archived=0 and site_url != '' and (city='palo alto' OR city='palo_alto') and (state='PA' OR state='Pennsylvania')
select cat from directory where is_archived=0 and site_url != '' and (city='palo alto' OR city='palo_alto') and (state='PA' OR state='Pennsylvania')
union
select cat from affiliate_directory where is_archived=0 and site_url != '' and (FIND_IN_SET('palo_alto', city) OR city='all' ) and (state='PA' OR state='Pennsylvania' OR state='all')