So, the data structure for the blockchain nodes depends on what is to achieve Talking about cryptocurrencies, I think it means large, decentralized and homogeneous replication of blockchain nodes But this question should be asked to blockchain engineers 3The header of each block consists of the following fields Index – which indicates the position of the block inside the block chain The first block is indexed '0', the next '1', Hash – hash function enables the speedy identification of data in the dataset Previous hash – every block inChaining this data in the blockchain, in the chain data structure The advantage is in order to locate a block, if you have a chain then you have to do a completely linear search like you have to see if you have the hash pointed to this, then
Blockchain Data Structure And Fundamentals