Data storage method and device based on blockchain, and medium
A technology of data storage and blockchain, applied in the field of blockchain, can solve the problems of unfriendliness and unfriendly hard disk storage, and achieve the effect of ensuring authenticity and reliability and reducing storage costs
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[0041] In order to make the purpose, technical solution and advantages of this specification clearer, the technical solution of this application will be clearly and completely described below in conjunction with specific embodiments of this specification and corresponding drawings. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the specification, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of this application.
[0042] The embodiments of this application provide a method and solution for storing data based on a blockchain. By defining the core blockchain, improvements can be made without violating the basic concept of the blockchain. Each node has the right to supervise and At the same time as the right to vote, it also has the right to choose the data in the blockchain and the right to ch...
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