QUERY=SELECT * FROM item WHERE ( slingua= 'ITA' ) and lingua=''   ORDER BY ordinecat1,ordinecat2,ordinecat3,ordine,data  DESC Errore nella query: Unknown column 'slingua' in 'where clause'SELECT * FROM item WHERE ( slingua= 'ITA' ) and lingua=''   ORDER BY ordinecat1,ordinecat2,ordinecat3,ordine,data  DESC