Thanks all, so I was right. I was missing something fundamental :)
Kevin On Sep 7, 2:04 pm, "Conrad Taylor" <[EMAIL PROTECTED]> wrote: > Hi, there's no magic happening. You're simply invoking save on the wrong > instance. Just because one invokes save on a parent instance it doesn't > automatically invoke save on its children. In most cases, this would be > very inefficient. I would recommend learning/understanding more about > ActiveRecord because this will help in the long run. > Good luck, > > -Conrad > > On Sun, Sep 7, 2008 at 5:46 AM, Dejan Dimic <[EMAIL PROTECTED]> wrote: > > > When you do this code > > > wf = WeeklyFixture(6) # where 6 is an id in the table so the wf is > > > found! > > > wf.football_fixtures[0].name = "value" > > > wf.save! > > > the wf has not been changed in any way. > > It point in the same football_fixtures item by its foreign key. > > > The football_fixtures has changed and you should save that change. > > That's done by your second sample. > > > wf.football_fixtures[0].save > > > On Sep 7, 12:37 pm, KevinJones <[EMAIL PROTECTED]> wrote: > > > I have two tables in MySQL: football_fixtures and weekly_fixtures. > > > In my code I have two classes > > > class FootballFixture > > > end > > > > and > > > > class WeeklyFixture > > > has_many :football_fixtures > > > end > > > > the WeeklyFixture class has more code than this, mostly validation > > > > In the console window I do this > > > > wf = WeeklyFixture.new > > > wf.somefield = somevalue > > > wf.save! > > > > and everything is OK > > > > however if I do > > > > wf = WeeklyFixture(6) # where 6 is an id in the table so the wf is > > > found! > > > wf.football_fixtures[0].name = "value" > > > wf.save! > > > > I get a return value of true, but no data is written to the database. > > > > I have the log visible on another terminal (tail -f development.log), > > > and I don't see any update call being made. (I do see selects being > > > made when I read the records) > > > > I think I'm missing something fundamental here. I assumed that when I > > > updated the related fields and wrote the parent model the the DB then > > > the save would also write the related fields, but this is not > > > happening. > > > > BTW, if I do > > > wf.football_fixtures[0].save > > > > that does work! > > > > What (presumably simple) magic incantation am I missing? > > > > Thanks, > > > > Kevin Jones --~--~---------~--~----~------------~-------~--~----~ 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 [email protected] To unsubscribe from this group, send email to [EMAIL PROTECTED] For more options, visit this group at http://groups.google.com/group/rubyonrails-talk?hl=en -~----------~----~----~----~------~----~------~--~---
