I was going through proxy-delegate pattern for upgradeability of smart contracts. This gave a nice explanation: https://fravoll.github.io/solidity-patterns/proxy_delegate.html . While I was able to know how proxy acts as a storage layer and delegate as a logic layer, I was still unable to wrap my he…

Hi @asmeedhungana , I'm sorry that you are still confused, I will work on my explanation. Please keep asking all the questions that you need. A very important thing to note is that the code makes use of the EVM’s delegatecall opcode which executes the callee’s code in the context of the caller’s…

Hi @asmeedhungana , The proxy holds the state, while the logic contract provides the code. [image] asmeedhungana: If a new state variable is to be added to the implementation contract, since the storage of the proxy is used, is that new variable not added to proxy too? (and I know this doesn’t …

Thank you so much @abcoathup … I’ve been through the docs that you’ve provided as well as many resources about proxy-delegate system over the internet… However, I was still confused as to what is really stored in the proxy! Is it an arbitrary storage holder? on delegatecall, the storage of the prox…

Thank you so much! I think I’m getting it now! :heart:

Great to hear. Please ask all the questions that you need.

How is the mapping of storage done in upgradeable contracts?

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How is the mapping of storage done in upgradeable contracts?

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