Displaying 6 results from an estimated 6 matches for "serialized_attributes".
2009 Aug 15
4
Isn't there any performance issue when saving serialized attributes every time?
...ery time no matter
they are changed or not:
def update_with_dirty
if partial_updates?
# Serialized attributes should always be written in case
they''ve been
# changed in place.
update_without_dirty(changed | (attributes.keys &
self.class.serialized_attributes.keys))
else
update_without_dirty
end
end
In out app, User model has a serialized attribute friend_ids, which is
the id array of the user''s friends (used to be a friendships table,
but when that table grew to tens of millions of records, we refactore...
2008 Oct 21
6
detecting width overflow in serialized column with mysql
So I''ve got an ActiveRecord model pointing to a MySQL db, with an
auto-serialized column ("serialize :columnName").
Thing is, MySQL, depending on how it''s configured (like, by default),
has a bad habit of just truncating your data if it''s too wide for the
column, with no error raised. Yeah, I can probably reconfigure MySQL
and/or my AR connection to it. But
2011 Oct 06
5
Simple ActiveRecord serialise problem
...-3.1.0/lib/active_support/whiny_nil.rb:48:in `method_missing''
from /Users/andy/Code/FakePlatform/vendor/gems/Darwin/gems/json-1.4.6/lib/json/common.rb:286:in `load''
from /Users/andy/.rvm/gems/ruby-1.9.2-p290/gems/activerecord-3.1.0/lib/active_record/base.rb:1938:in `block in set_serialized_attributes''
Does anyone have any ideas how to fix this?
It should work (it''s such a simple case).
Cheers,
Andy
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2008 Dec 20
9
Upgrade to Rails 2 - problem with "save" (MySQL boolean issue?)
I have been working through an upgrade of my 1.2.6 application to
2.2.2.
I am almost there but I have hit a problem with ActiveRecord.
Before the upgrade, the following code was working fine.
def create_root(administrator)
root = create_root_collection(self.pingee_name,
administrator,
2006 Jul 05
2
Serialized object behaves weird
Hi!
I got a class named EinsatzFilter which I serialized to session. Before
saving to session it works afterwards I keep getting the message:
"undefined method `to_s'' for #<Person:0x38c6ab8>". "Person" is a from
ActiveRecord::Base inherited class.
Code:
class EinsatzFilter
include ApplicationHelper
attr_reader :personen, :monat, :projekte, :kunde
2008 Aug 27
11
find_by_sql and xml_serializer problems
Hi,
I''m doing a find_by_sql and am getting an odd error when trying to
render the result to xml.
The find is:
children_list = find_by_sql("SELECT components.componentid,
components.logicalname, versions.level, versions.branch,
versions.sequence FROM components, versions where
components.componentid = ''" + component_id + "''" + " AND