{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"The sharding scheme in blockchain is based on what kind of structure?","a":"The sharding scheme in blockchain is based on the structure of horizontal partitioning. Sharding is a method of dividing data in a large database into multiple data shards (shards) and storing these data shards on different servers. Introducing sharding technology in blockchain is aimed at solving scalability and latency issues. The sharding  structure mainly includes three types: network sharding, transaction sharding, and state sharding."}]}],"pr":"ad6ec3178349266131ce0259c8b945429b3953f430805980ad887f3eef90e7ac"}