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??????????Merkle Patricia Tree?MPT?
Merkle Patricia Tree?MPT??????????????????????????????????????????????????????????????????MPT??????????????????????MPT???????????????????????????????????????trie????
Trie?????????????????????????????????????????????Trie????????Patricia Trie?????????Trie???????????????????????????????????????
Patricia Trie?RadixTree???????????????????????????????????????Patricia Trie?????????????????????????????
Merkle????????????????????????????????????Merkle????????SPV????????????????????????????MPT????Merkle??????????Trie??Patricia Trie?MPT??????????????????
MPT????????trie????????????????
Trie?????????
db???KV???????????????LevelDB??root???MPT?????originalRoot????????MPT??????cachegen?????????cachelimit???????????????????????
fullNode???????????????16??????????shortNode?????????????????????????valueNode?????????????hashNode????????RLP????MPT?????????
?????????MPT??????????????Keccak256????????????????SecureTrie????????????????
MPT????????????????????????????????????????????????MPT???????????????????????????????????????????
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