This sounds an awful lot like an old(ish?) technique termed "write-through cachi... | Hacker News

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		hehheh on Jan 19, 2017 \| parent \| context \| favorite \| on: Caching at Reddit This sounds an awful lot like an old(ish?) technique termed "write-through caching". Building data structures that can take advantage of write-through caching at reddit-comment-scale does sound like it'd be an interesting problem to optimize.

jedberg on Jan 19, 2017 [–]

That's basically what it is. The data is abstracted away so that when you do a write it just goes to both places as needed.

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