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区块链 分析
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区块链 分析 数据库
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区块链分析led数据库
区块链分析led数据库
区块链
教程Fabric1.0源代码
分析
ledgerID
数据库
-兄弟连
区块链
教程
多个ledgerID及其创世区块存储在idStore
数据库
中,idStore
数据库
基于leveldb实现。idStore默认使用路径:/var/hyperledger/production/ledgersData/ledgerProvider/。idStore
库
中特殊key"underConstructionLedgerKey",用于标志最新在建的...
区块链
教程Fabric1.0源代码
分析
Ledger statedb(状态
数据库
)-兄弟连
区块链
Fabric 1.0源代码笔记 之 Ledger#statedb(状态
数据库
)1、statedb概述 statedb,或VersionedDB,即状态
数据库
,存储了交易(transaction)日志中所有键的最新值,也称世界状态(world state)。可选择基于leveldb或cauchdb实现。statedb,...
区块链
教程Fabric1.0源代码
分析
Ledger historydb历史
数据库
1、historydb概述 historydb,用于存储所有
块
读写集中写集的内容。代码分布在core/ledger/kvledger/history/historydb目录下,目录结构如下:historydb.go,定义核心接口HistoryDBProvider和HistoryDB。histmgr_helper.go,historydb工具...
1
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区块链服务
通过融合交叉区块链、AIoT、数据分析和智能风控等技术,目前已应用于商品跨境溯源、可信农产品溯源、供应链、版权保护、跨境贸易等超过50个应用场景,与多个行业深度融合。
区块链服务文档
产品及服务
区块链 BaaS 平台
分布式身份服务 DIS
产品及服务
实人认证
跨链数据连接服务
解决方案
区块链版权保护
链上可信存证服务
解决方案
摩斯多方安全计算
区块链溯源服务
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区块链服务
通过融合交叉区块链、AIoT、数据分析和智能风控等技术,目前已应用于商品跨境溯源、可信农产品溯源、供应链、版权保护、跨境贸易等超过50个应用场景,与多个行业深度融合。
区块链服务文档
产品及服务
区块链 BaaS 平台
分布式身份服务 DIS
产品及服务
实人认证
跨链数据连接服务
解决方案
区块链版权保护
链上可信存证服务
解决方案
摩斯多方安全计算
区块链溯源服务