hi,
try to look to your development log, u'll see sql queries there.
and you might try this:
ticket = Ticket.find(1, :include => [:activity])
and see your query again
tom
Sijo Kg wrote:
> Hi
> Suppose I have a two models Ticket and Activity
>
> Ticket has_many activities
> Activity belongs_to Ticket
>
> Now suppose if the Activity has field name Now for a Ticket with
> id=1 say there are 10 activities So to update name of all activities I
> can directly wite the sql statement
>
> update activities set name='somename' where ticket_id=1
>
> So I am writing this like
>
> ticket = Ticket.find(1)
> ticket.activities.each do |a|
> a.update_attribute(:name => 'somename')
> end
> But what about the performance Is both the above query and the ruby
> code has same performance What is actually the generated sql for the
> ruby code
> Or Am I wrong? Is there any other way of doing this same like sql
> above?
>
> Thanks in advance
> Sijo
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