Questions tagged [rails-activerecord]

35

votes

4

answers

Ruby-on-Rails: Selecting distinct values from the model

ruby-on-rails rails-activerecord

asked 2013-08-01T20:47:41.333

13

votes

4

answers

Retrieve the nextval from a sequence using activerecord in Ruby on Rails 3.2.14 / Ruby 2.0.0 / PostgreSQL 9.2.4

ruby-on-rails-3.2 rails-activerecord postgresql-9.2 rails-postgresql

asked 2013-07-30T18:22:12.757

73

votes

6

answers

has_many, belongs_to relation in active record migration rails 4

ruby-on-rails rails-activerecord ruby-on-rails-4 rails-migrations

asked 2013-07-27T05:44:15.643

10

votes

2

answers

Is it possible to define composite primary key for table using active record?

ruby rubygems rails-activerecord

asked 2013-07-26T13:06:05.287

8

votes

1

answers

How do I sort a table by the maximum value of associated records?

ruby-on-rails ruby-on-rails-3 activerecord rails-activerecord

asked 2013-05-11T02:46:28.353

13

votes

2

answers

Route concern and polymorphic model: how to share controller and views?

ruby-on-rails ruby-on-rails-4 rails-activerecord polymorphic-associations

asked 2013-05-04T15:46:47.060

24

votes

4

answers

is there anyway to undo an activerecord delete in rails console?

ruby-on-rails rails-activerecord

asked 2012-08-14T03:04:08.533

25

votes

3

answers

rails < 4.0 "try" method throwing NoMethodError?

ruby-on-rails rails-activerecord nomethoderror

asked 2011-09-15T06:38:51.497

11

votes

1

answers

Running destroy_all on an array?

ruby-on-rails postgresql activerecord rails-activerecord

asked 2011-09-12T03:35:13.357

12

votes

2

answers

Rails: Model instance method or helper method?

ruby-on-rails ruby ruby-on-rails-3 rails-activerecord

asked 2011-07-15T23:41:13.610

10

votes

3

answers

Finding records based on different fields/columns?

ruby-on-rails ruby-on-rails-3 rails-activerecord

asked 2011-05-15T15:27:20.320

45

votes

13

answers

Heroku Postgres Error: PGError: ERROR: relation "organizations" does not exist (ActiveRecord::StatementInvalid)

ruby-on-rails postgresql heroku rails-activerecord

asked 2011-03-27T17:28:49.733

206

votes

3

answers

Validate uniqueness of multiple columns

ruby-on-rails validation activerecord rails-activerecord

asked 2011-02-02T05:05:31.957

43

votes

5

answers

Rails ActiveRecord: validate single attribute

ruby-on-rails validation rails-activerecord

asked 2011-01-26T12:33:19.030

11

votes

1

answers

Rails 3 - Eager loading with conditions

mysql ruby-on-rails rails-activerecord

asked 2010-11-16T18:07:45.243

212

votes

14

answers

ActiveRecord OR query

ruby-on-rails ruby-on-rails-3 rails-activerecord

asked 2010-09-03T21:23:08.857

188

votes

28

answers

Random record in ActiveRecord

ruby-on-rails random rails-activerecord

asked 2010-05-02T02:11:52.507

9

votes

4

answers

Rails ActiveRecord conditions

ruby-on-rails conditional-statements rails-activerecord

asked 2010-02-25T12:38:10.713

61

votes

4

answers

Ruby on rails - Reference the same model twice?

ruby-on-rails rails-activerecord relationship

asked 2010-01-13T14:16:15.633

41

votes

2

answers

rails method to get the association name of a model

ruby-on-rails rails-activerecord

asked 2010-01-07T22:36:25.163

53

votes

1

answers

Cascade delete in Ruby ActiveRecord models?

ruby-on-rails rails-activerecord database-relations

asked 2009-12-13T15:08:42.093

377

votes

8

answers

Rails :include vs. :joins

ruby-on-rails ruby database join rails-activerecord

asked 2009-07-30T19:00:51.970

29

votes

10

answers

Clean way to find ActiveRecord objects by id in the order specified

ruby-on-rails sqlite activerecord find rails-activerecord

asked 2009-04-29T10:53:00.293

170

votes

30

answers

How can I avoid running ActiveRecord callbacks?

ruby-on-rails ruby rails-activerecord

asked 2009-03-10T23:52:22.537

9

votes

5

answers

Ruby Object#id warnings and Active Record

ruby-on-rails rspec warnings rails-activerecord

asked 2009-03-03T23:42:58.157

Questions tagged rails-activerecord