Hello Morgan The data model looks reasonable. Bucketing by day will help you to scale. The only thing I can see is how to go back in time to fetch articles from previous buckets (previous days). It is possible to have 0 article for a country for a day ?
On Thu, Jan 22, 2015 at 8:23 PM, SEGALIS Morgan <msega...@gmail.com> wrote: > Sorry, I copied/pasted the question from another platform where you don't > generally say hello, > > So : Hello everyone, > > > 2015-01-22 20:19 GMT+01:00 SEGALIS Morgan <msega...@gmail.com>: > >> I have a column family that store articles. I'll need to get those >> articles from the most recent to the oldest, getting them from Country, and >> of course the ability to limit the number of fetched articles. >> >> I though about another ColumnFamily "ArticlesByDateAndCountry" with >> dynamic columns >> >> The Key would a mix from the 2 Char country Code (ISO 3166-1), and the >> articles day's date so something like : US-20150118 or FR-20141230 -- >> (XX-YYYYMMDD) >> >> In those Row, the column name would be the timeuuid of the article, and >> the value is the article's ID. >> >> It would probably get a thousand of articles per day for each country. >> >> Let's say I want to show only 100 of the newer articles, I'll get the >> today's articles, and if it does not fill the request (too few articles), >> I'll check the day before that, etc... >> >> Is that the best practice, or does someone has a better idea for this >> purpose ? >> > > > > -- > Morgan SEGALIS >
