On Sun, Jan 11, 2009 at 9:32 AM, Ivan Sergio Borgonovo <m...@webthatworks.it> wrote: > > My current problem is how to manage discounts in SQL, inside > transactions. Specifically how to "delete" promotions if they are > overlapping, considering I have to display discounted prices on a 1M > article DB and I may have hundreds of promotions running and they > may involve even 10% of the catalogue. But this is just the > beginning. > > I bet I'll have different set of problems later.
Well, if you can't find a book that deals with it, I'm betting someone on the list will understand the issue and help out. :) > I skimmed through Celko books and at the moment they seems the > nearest thing to what I'd like to learn even if too much > "theoretical" at the moment. O'Reilly "SQL cookbook" is another > example of the kind of stuff I'm looking for... but the examples are > more like ingredients then recipes. I highly recommend Celko's SQL books. They may seem too theoretical, but they have a lot of good information I found myself reusing all the time when I first started out. I was a little disconcerted by his resemblence to Anton Lavie (sp) at first though. -- Sent via pgsql-sql mailing list (pgsql-sql@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-sql
