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Add documentation about the migration hack

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This commit is contained in:
Thibaut Girka
2019-11-20 17:18:00 +01:00
parent 6475525f31
commit 33c2a7e23c
3 changed files with 25 additions and 2 deletions
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10
db/migrate/20180410220657_create_bookmarks.rb
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@ -1,3 +1,6 @@
# This migration is a duplicate of 20180831171112 and may get ignored, see
# config/initializers/0_duplicate_migrations.rb
class CreateBookmarks < ActiveRecord::Migration[5.1]
def change
create_table :bookmarks do |t|
@ -7,8 +10,11 @@ class CreateBookmarks < ActiveRecord::Migration[5.1]
t.timestamps
end
safety_assured { add_foreign_key :bookmarks, :accounts, column: :account_id, on_delete: :cascade }
safety_assured { add_foreign_key :bookmarks, :statuses, column: :status_id, on_delete: :cascade }
safety_assured do
add_foreign_key :bookmarks, :accounts, column: :account_id, on_delete: :cascade
add_foreign_key :bookmarks, :statuses, column: :status_id, on_delete: :cascade
end
add_index :bookmarks, [:account_id, :status_id], unique: true
end
end