similar to: declaring migration bankruptcy

Hi Everyone, Do I edit the corresponding migration also to show the belongs_to (and the has_many)? I have a many to many relationship where I am using the "has_many :through" association. When I place in the individual classes the ''has_many :through'' and the ''belongs_to'' associations, do I also edit the corresponding migrations to reflect those

I was working this morning, trying to clean up my project and I did something that sent migrations to hell-in-a-hand-basket. I tried to run rake db:migrate --trace I got the following error msg: (in /Users/richardmartin/NetBeansProjects/ReTrace) ** Invoke db:migrate (first_time) ** Invoke environment (first_time) ** Execute environment rake aborted! Mysql::Error: Table

Imagine a rails app that has two versions that developers need to support: 1.0 and 2.0. There are 2 database schemas: app-1, app-2. After fixing a bunch of very important bugs in production (1.0), some junior developer named Bob switches the branch to 2.0 to implement a few features but somehow gets his app connected to the schema app-1 and does rake db:migrate As I understand, in that case

When I do a migration, the changes are make in the test database. Does anyone know the reason? In the config/environment.rb file, I have this: ENV[''RAILS_ENV''] ||= ''production'' And in the db/ folder, it creates a file named test.sqlite3 When I did the migrations, RoR used the test database, but when I want to make something in the application, the migrations

## Hi ## I have 6 simple and fundamental Problem in RoR migration and although I googled it and read many article about it and research it for a week , I didn''t understand it. please help me for these problems : ---------- 1 - When I create a model (for example "rails generate model Football_League") , I see in db/migration a "create_football_leagues.rb" . I want

On Mon, Jul 13, 2015 at 05:35:15PM +0900, Gioh Kim wrote: > My ARM-based platform occured severe fragmentation problem after long-term > (several days) test. Sometimes even order-3 page allocation failed. It has > memory size 512MB ~ 1024MB. 30% ~ 40% memory is consumed for graphic processing > and 20~30 memory is reserved for zram. > The primary motivation of this series is to

Hello, I''m playing around with Rails3 and trying to upgrade one of my applications to Rails 3.0.0.rc and I get an error which should be still working. Migration: t.index :name When I execute rake: rake aborted! An error has occurred, all later migrations canceled: undefined method `index'' for #<ActiveRecord::ConnectionAdapters::TableDefinition:0x4b2b6b0> Does some one

Hello, I have an existing legacy app written in .NET that will be rewritten with Rails. One of the key components of the App is to generate and read datamatrix barcodes from a PDF. I''ve looked online and message posts but haven''t see anything worthwhile for reading / generting datamatrix barcodes. Any recommendations for this? Todd -- You received this message because you are

On 07/17/2014 01:51 PM, Chandler Carruth wrote: > > > 2. Would adding a canonicalization of if(c) { unreachable } to > llvm.invariant(c) would be worthwhile? > > > There was a long and painful attempt to implement invariants based on > the branch-to-unreachable pattern. It didn't work. I don't expect > these patterns to show up often organically and to

On 6/29/19 5:25 AM, Richard W.M. Jones wrote: > As the subject says, how close are we to being able to declare a > stable API for libnbd? > > I believe these are the main topics: > > * Do we need to have an extra thread for writing? I'm unclear about > whether b92392b717 (which allows the state machine to break during > reply processing) means we definitely

On 8 August 2010 23:39, Abder-Rahman Ali <lists-fsXkhYbjdPsEEoCn2XhGlw@public.gmane.org> wrote: > I tried to make the application from scratch again, and > notices that I get the following when I run: $ rake db:migrate > > (in /Users/abder/Desktop/Rails/auth) > ==  DeviseCreateUsers: migrating > ============================================== > -- create_table(:users)

Im using restful authentication, and i changed the username model from login to username. The error is Mysql::Error: Key column ''login'' doesn''t exist in table: CREATE UNIQUE INDEX `index_users_on_login` Heres the trace: DEPRECATION WARNING: Rake tasks in vendor/plugins/restful-authentication/tasks are deprecated. Use lib/tasks instead. (called from

Are migrations used only when you''re making changes to a database? Does it just allow the developer to avoid using raw SQL when working with databases? -- Posted via http://www.ruby-forum.com/. -- 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

I have to create Migration file form Mysql DB But I want type of Migration equivalent with Mysql DB (example : in Mysql with type Bigint and in Migration will have type Int(20) or Bigint) Could You help me solve this Problem? Thanks -- Posted via http://www.ruby-forum.com/. -- You received this message because you are subscribed to the Google Groups "Ruby on Rails: Talk" group. To

Hi-- I''m trying to do a first migration (2.3.5). I generated a model "Video", but when I try to migrate I get "uninitialized constant Videos". Why is it trying to find a plural class name? Here''s more complete output: trans@logisys:models$ rake db:migrate --trace ** Invoke db:migrate (first_time) ** Invoke environment (first_time) ** Execute environment **

Hey, Whenever i try and run a db migrate i get this error: DEPRECATION WARNING: Rake tasks in vendor/plugins/livevalidation/tasks and vendor/plugins/restful-authentication/tasks are deprecated. Use lib/tasks instead. (called from /Users/Zack/.gem/ruby/1.8/gems/rails-2.3.8/lib/tasks/rails.rb:10) I tried moving the different plugins task rake files to lib/tasks and i got no error but the database

Stupid activeldap is messing with my mind ;-) rails (3.1.1 activeldap (3.1.0) rubygems-update (1.4.2) I have activerecord (database.yml/postgresql) and activeldap (ldap.yml) as configured sources for my models. I want to add some more things to my models but activeldap is killing my attempts to create migrations... cwhite@nxpc:~/tti_framework$ rails generate migration AddSettings error

Hi there - I''m a ruby newbie and am stuck on the Getting Started with Rails app. See output below. Problem arose when I ran the rake db:migrate command. I also tried the ''rake db:migrate RAILS_ENV=development'' command which may be obvious. Any ideas on how to fix this? Many thanks!! $ ruby -v ruby 1.9.3p392 (2013-02-22 revision 39386) [x86_64-darwin10.8.0]

I''m trying to create several large applications that share 60-80 percent of their functionality. I''d like to find some way to abstract the common functionality into a gem, plugin, or engine which I can then deploy as many times as needed for each application. The catch is each app will definitely need that 20% extra functionality and it may include changes or enhancements to

Hi, is the following migration really supposed to be irreversible? class AddColumnsToUsers < ActiveRecord::Migration def change change_table :users do |t| t.integer :foo t.integer :bar end end end I''m using Rails 3.1 RC6 and when trying to redo this migration I''m getting ActiveRecord::IrreversibleMigration error. Cheers, Szymon -- You received