METHOD OF SELECTIVELY UPDATING WORLD STATE DATABASE IN BLOCK CHAIN NETWORK, SYSTEM THEREFOR, AND COMPUTER PROGRAM THEREFOR

摘要

To provide a method of selectively updating one or a plurality of world state databases in a bloc chain network, a system therefor, and a computer program.SOLUTION: A processor can receive a smart contract. The processor can generate an entity policy. The entity policy can provide one or a plurality of world state rules associated with specific entities. The processor can update a world state database of a specific entity in response to reception of the smart contract. The one or the plurality of world state rules can give, on the world state database of the specific entity, influence different from that of the world state database of a second entity.SELECTED DRAWING: Figure 3