column_name,column_description
id,the unique id representing the menu item
menu_page_id,the id of menu page
price,the price of this dish (menu item)
high_price,high price of this dish
dish_id,the id of the dish
created_at,the dates when the item was created
updated_at,the dates when the item was updated
xpos,x-axis position of the dish in this menu page
ypos,y-axis position of the dish in this menu page