Hackathon / Multidimensional keys / Wildcard deletes
chip at corelands.com
Sun Jul 8 04:11:24 UTC 2007
Paul Querna wrote:
> Dustin Sallings wrote:
>> There'd be indexing overhead, but you could have an O(1)
>> invalidation if the tags themselves were versioned.
>> Assuming the cache time is short or you're accessing these records,
>> cleanup should pretty much take care of itself.
>> Protocol-wise, would it make sense to have the tags be additional
>> tokens on the mutation line? i.e.:
>> <command name> <key> <flags> <exptime> <bytes> [<tag> [...]]\r\n
> Well, it does bring up a wider issue of protocol versioning....
> I was thinking about a more generic structure, if we ever did a protocol
> revamp, something like:
> So, for example a SET today would be like:
And, thinking about that syntax a little more, we are just reinventing
HTTP, so, why not make memcached's protocol v2 just be HTTP :-) ?
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