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                合規國際互聯網加速 OSASE為企業客戶提供高速穩定SD-WAN國際加速解決方案。 廣告
                # 區塊鏈結構層設計與實現 區塊鏈結構主要包括Block、Blockchain、Transaction、UTXO,他們都**與P2P網絡**無關,與第七版相比,這些結構的設計并沒有太大的變動: ## Block ``` type Block struct?{ ????Timestamp????int64`json:"Timestamp"` ????Hash?????????[]byte`json:"Hash"` ????PrevHash?????[]byte`json:"PrevHash"` ????Transactions?[]*Transaction?`json:"Transactions"` ????Nonce????????int`json:"Nonce"` ????Height???????int`json:"Height"` ????MerkleRoot???[]byte`json:"MerkleRoot"` ????Difficulty???int`json:"Difficulty"` ????TxCount??????int`json:"TxCount"` } ``` Block需要存儲到數據庫,所以需要為每一個字段給出json名稱 ## Blockchain ``` type Blockchain struct?{ ????LastHash???[]byte ????Database???*badger.DB ????InstanceId?string } ``` ## Transaction ``` typeTransactionstruct?{ ????ID??????[]byte ????Inputs??[]TxInput ????Outputs?[]TxOutput } ``` ## UTXO 與前一版設計與實現基本相同,utxo也是同樣保存到數據庫中,以提升效率。 ## MerkleTree 與前一版設計與實現相同 # 數據存儲 ## 數據庫變更為更高效的badger.DB badger.DB的操作與bolt.DB的操作有些區別。
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                              哎呀哎呀视频在线观看