Understanding changes in Ethereum’s structure Uxto db
The recent update of Bitcoin Core (BTC) version 0.15 has introduced significant changes in the mode of chain data database (DB) structured in Ethereum. In particular, the old prefix keys and their appropriate data were updated into a new format.
Old prefix against new format
Before updating, the key prefixes used in Ethereum DB were:
- 0x63: Bitcoin Cash (BCH)
- 0x43: Ethereum Classic (etc.)
After the update, these prefixes were changed to:
- 0x43: Bitcoin Cash (BCH) and
- 0x53: Ethereum Classic (etc.) and
Where is this change described?
The change is not extensively documented in the official Ethereum documentation or chain channels. However, some online resources give tips on updates:
- Ethereum.org : The official website of Ethereum does not mention any changes in the DB structure.
- Ethereum Devnet
: Some developers and associates shared their thoughts and insights on the Reddit community of R/Ethereumdevnet, mentioning that the change occurred after a large update of Bitcoin Core.
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Conclusion
Although the correct details of this change are still discovering the community, the update of Bitcoin Core has appeared to have introduced a new prefix system for key data in Ethereum DB. As with any major update, further investigation is recommended to understand the implications of Ethereum scalability, security and usability.
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