A Blockchain Platform for the Enterprise Note Please make sure you are looking at the documentation that matches the version of the software you are using. See the version label...

Running a Fabric Application Before you begin Set up the blockchain network Launch the blockchain network Deploy the smart contract Prepare the sample application Run the samp...

PoW PoS DPoS PoA 区块链就技术层面而言，共识（consensus）是核心。 共识是为了防双花（double spending） 区块链中的共识主要有四类： PBFT: Practical Byzantine Fault Tolerance，实用拜占庭容错 PoW: Proof of Work, 工作量证明 PoS: Proo...

Consensus Consensus via Proof of Work Consensus via Proof of Stake (PoS) Ethash: Ethereum’s Proof-of-Work Algorithm Casper: Ethereum’s Proof-of-Stake Algorithm Principles of Co...

Why Learn Ethereum? Why Learn Ethereum? Blockchains have a very steep learning curve, as they combine multiple disciplines into one domain: programming, information security, c...

From General-Purpose Blockchains to Decentralized Applications (DApps) From General-Purpose Blockchains to Decentralized Applications (DApps) Ethereum started as a way to make ...

Cryptography Cryptography One of Ethereum’s foundational technologies is cryptography, which is a branch of mathematics used extensively in computer security. Cryptography mean...

ALTER SCHEMA 功能描述 注意事项 语法格式 参数说明 示例 相关链接 ALTER SCHEMA 功能描述 修改模式属性。 注意事项 只有模式的所有者或者被授予了模式ALTER权限的用户有权限执行ALTER SCHEMA命令，系统管理员默认拥有此权限。但要修改模式的所有者，当前用户必须是该模式的所有者或者系统管理员，且该用...

参考资源链接 论文 项目网站 培训课程 区块链即服务 参考资源链接 论文 L. Lamport, “Time, Clocks, and the Ordering of Events in a Distributed System,” Commun. ACM, vol. 21, no. 7, pp. 558–565, 1978. M Pe...

Compared to Bitcoin Compared to Bitcoin Many people will come to Ethereum with some prior experience of cryptocurrencies, specifically Bitcoin. Ethereum shares many common elem...