How to read non-blockchain data in smart contracts and how Oracle works?
0 Comments3 Minutes
External data to the smart contract (from outside the blockchain) can be provided only, as parameters (arguments) of its call. Oracles are software running outside the blockchain, which listens for "requests" by smart contracts for external data, and then provides this data to the smart contract, by calling the appropriate…
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Blockchain for the tech.
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Data feeds – free data sources for smart contracts
Data feeds are data "produced" by oracles, published on the blockchain, available to be read for free by smart contracts.
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Optimal strategy for safe Oracles use in web3
The oracle's business model is to execute off-chain (off-blockchain) queries and return them to the contract in exchange for a fee, which the contract pays by asking oracles for off-chain data.
0 Comments3 Minutes
How to read non-blockchain data in smart contracts and how Oracle works?
External data to the smart contract (from outside the blockchain) can be provided only, as parameters (arguments) of its call. Oracles are software running outside the blockchain, which listens for "requests" by smart contracts for external data, and then provides this data to the smart contract, by calling the appropriate…
0 Comments3 Minutes
Bitcoin for the spirit.
Blockchain for the tech.
I create substantive content on blockchain, at the intersection of technology, economics, sociology and even politics.
I’m blockchain engineer – sharing my tech expertise, ideas and critical thoughts.