{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"To cope with other loadings, how should the scale of validation nodes and database nodes be adjusted?","a":"Horizontal expansion: Expand the system horizontally by adding more nodes  to handle increased loads, which can help distribute the workload and improve overall system performance."}]}],"pr":"872025d6bf327dcf9595505d49e1c934f9a3bc8841ba9e9741794a24c8133f14"}