mistymntncop
@pervognsen
What was that tweet you made once about extendible hashing? I think you posted a link to a codebase that used some extendible hashing trick? I've forgotten the details of your insight completely :'(. Is this ringing any bells :O ?
Aug 29, 2025 at 11:23pmWeb
Show threadPer VognsenAug 29, 2025
@blackeggs It was probably mdbm, https://github.com/yahoo/mdbm
GitHub - yahoo/mdbm: MDBM a very fast memory-mapped key/value store.

MDBM a very fast memory-mapped key/value store. Contribute to yahoo/mdbm development by creating an account on GitHub.

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Show threadmistymntncopAug 30, 2025
@pervognsen ahh it think that was it. I think it was this bit
https://github.com/yahoo/mdbm/blob/master/src/lib/mdbm.c#L456
mdbm/src/lib/mdbm.c at master · yahoo/mdbm

MDBM a very fast memory-mapped key/value store. Contribute to yahoo/mdbm development by creating an account on GitHub.

GitHub