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-rw-r--r--db/migrate/20110803223524_acts_as_taggable_on_migration.rb26
1 files changed, 14 insertions, 12 deletions
diff --git a/db/migrate/20110803223524_acts_as_taggable_on_migration.rb b/db/migrate/20110803223524_acts_as_taggable_on_migration.rb
index 812daf4..49a6ca2 100644
--- a/db/migrate/20110803223524_acts_as_taggable_on_migration.rb
+++ b/db/migrate/20110803223524_acts_as_taggable_on_migration.rb
@@ -2,23 +2,25 @@ class ActsAsTaggableOnMigration < ActiveRecord::Migration
def up
create_table :tags do |t|
t.string :name
- end
+ end unless table_exists?(:tags)
- create_table :taggings do |t|
- t.references :tag
+ unless table_exists?(:taggings)
+ create_table :taggings do |t|
+ t.references :tag
- # You should make sure that the column created is
- # long enough to store the required class names.
- t.references :taggable, :polymorphic => true
- t.references :tagger, :polymorphic => true
+ # You should make sure that the column created is
+ # long enough to store the required class names.
+ t.references :taggable, :polymorphic => true
+ t.references :tagger, :polymorphic => true
- t.string :context
+ t.string :context
- t.datetime :created_at
- end
+ t.datetime :created_at
+ end
- add_index :taggings, :tag_id
- add_index :taggings, [:taggable_id, :taggable_type, :context]
+ add_index :taggings, :tag_id
+ add_index :taggings, [:taggable_id, :taggable_type, :context]
+ end
end
def down