all: introduce codedb and simplify cachingDB #33097
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rjl493456442
requested review from
MariusVanDerWijden,
fjl,
lightclient and
s1na
as code owners
lucia-w
reviewed
Nov 9, 2025
lucia-w
reviewed
Nov 9, 2025
| return code | ||
| } | ||
| code = rawdb.ReadCode(r.db, codeHash) | ||
| if len(code) > 0 { |
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Is this check necessary? for the contracts with empty code hash. It could cause an additional DB read
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The database query for empty code hash will be rejected in the first place, so essentially we expect all the database lookup targets for an existing code
lucia-w
reviewed
Nov 9, 2025
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In this PR, the codeDB implementation is introduced and integrated into the blockchain
as a long-term object shared between chain processing and RPC queries.
This serves as a prerequisite for the upcoming StateDB refactoring.