Greg Brockman wrote: > Hello all, > > This is my first post to this group, so please let me know if there is > any protocol I'm supposed to follow that I missed. Anyway, I've been > developing a Rails application for handling the registration and score > data of a math competition. There is an existing Java applet that we > use that generates the score data with reference to problem_id, > solver_id, and the result (which is - if blank, 0 if wrong, 1 if > right, and =n if n points of partial credit are to be awarded). It > saves each individual's answer to each question as a separate row in > the scores table. > > I've wrote a script to process this data in Rails. However, in 2008 > there were over 15,000 rows in the scores table, and my current code > loads every one of them. My current load time is about 5 seconds, and > I think it's due to making an ActiveRecord object for every one. Is > there a way to bypass making a separate object for each? I do need > access to the data, but it would be nicest as an array or something > under Solver. One solution I'm currently considering is using raw SQL > for this, but I thought I'd see if anyone had any thoughts to weigh > in. > > Thanks a lot! > > Greg
http://enterpriserails.rubyforge.org/hash_extension/ Haven't tried this myself, but it should be faster than loading 15k ActiveRecord objects. -- Posted via http://www.ruby-forum.com/. --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Ruby on Rails: Talk" group. To post to this group, send email to rubyonrails-talk@googlegroups.com To unsubscribe from this group, send email to rubyonrails-talk+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/rubyonrails-talk?hl=en -~----------~----~----~----~------~----~------~--~---
