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From Chris Goffinet>
Subject Re: indexing rows ordered by int
Date Mon, 16 Aug 2010 02:48:42 GMT
Digg is using redis for such a feature as well.  We use it on the MyNews - Top in 24 hours.
Since we need timestamp ordering + sorting by how many friends touch a story.


On Aug 15, 2010, at 7:34 PM, Benjamin Black wrote:

> On Sat, Aug 14, 2010 at 11:51 PM, S Ahmed <> wrote:
>> For CF that I need to perform range scans on, I create separate CF that have
>> custom ordering.
>> Say a CF holds comments on a story (like comments on a reddit or digg story
>> post)
>> So if I need to order comments by votes, it seems I have to re-index every
>> time someone votes on a comment (or batch it every x minutes).
>> Right now I think I have to pull all the comments into memory, then sort by
>> votes, then re-write the index.
>> Are there any best-practises for this type of index?

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