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智能合约部署上线之后还可以修改吗？我的 DApp 要升级怎么办？ #5

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cssmagic opened this issue Jun 14, 2018 · 0 comments

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cssmagic commented Jun 14, 2018 •

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能否修改

智能合约一旦部署上线，就无法修改。所以部署之前请全面测试。

DApp 如何升级

目前可行的做法：

启用新合约：
1. 把老合约里的数据导出
2. 再导入到新合约
3. 客户端启用新合约

将来可行的做法：

合约调合约（据说在开发中）
- 把合约中 “负责业务逻辑的部分” 和 “负责存储数据的部分” 拆成两个合约，单独部署
- 单独升级负责业务逻辑的合约
合约共享数据（官方文档显示将来应该会有）
- 直接启用新合约即可

cssmagic added the FAQ label

cssmagic changed the title ~~智能合约部署上线之后还可以修改吗？我的 DApp 升级怎么办？~~ 智能合约部署上线之后还可以修改吗？我的 DApp 要升级怎么办？

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