Code:
command = new SqlCommand("UPDATE ITEMS SET IMG_NAME='@img_name', IMG_DATA='@img_data', IMG_CONTENTTYPE='@img_contenttype', NAME='@name', CATEGORY='@cat', PRICE='@price', DERSCIPTION='@desc', QUANTITY='@quant' WHERE IMG_PK='@imgId'", connection);
SqlParameter param0 = new SqlParameter("@img_name",