Displaying 2 results from an estimated 2 matches for "old_model".
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old_mode
2007 Apr 04
4
joining across databases in a find statement with include (legacy db)
...9;old'' and a new database ''new'' which rails
uses. I set up models using old with establish_connection(old), and
this works well, except for include:
class OldModel < ActiveRecord::Base
establish_connection(old)
end
class NewModel < ActiveRecord::Base
has_one :old_model
end
a = OldModel.find :first
NewModel.find(:all, :include => :old_model)
will give an error like
Mysql::Error: Table ''new_db.old_models'' doesn''t exist: SELECT ... FROM
new_models LEFT OUTER JOIN old_models ON ... WHERE ...
Obviously a performance hit without the j...
2007 Dec 15
2
Reading Model data before update
Hi all,
here is the challenge:
I have this validation method, that basically prevents an object which
billed = true to be updated:
def before_update
if read_attribute(:billed)
errors.add_to_base(''This service has already been billed for'')
end
!read_attribute(:billed)
end
The above code does not work in case I do something like:
object =