How to retrieve a row, biased by populatity?
fahad.aj.khan at gmail.com
Tue Aug 21 21:54:34 BST 2012
On Tue, Aug 21, 2012 at 9:22 PM, Dave Hodgkinson <davehodg at gmail.com> wrote:
> Possibly a perl question. SQL would do...
> Given a set of data, say bands, with each having a ranking, either a
> review metric or a sales ranking, how would you retrieve a random
> row, but biased towards the higher ranking?
SELECT * FROM band ORDER BY ranking - RAND() * $BIAS DESC LIMIT 1;
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