blob: 49a6ca22d3c04487ab6d1bbfc96aae156956ed95 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
|
class ActsAsTaggableOnMigration < ActiveRecord::Migration
def up
create_table :tags do |t|
t.string :name
end unless table_exists?(:tags)
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
t.string :context
t.datetime :created_at
end
add_index :taggings, :tag_id
add_index :taggings, [:taggable_id, :taggable_type, :context]
end
end
def down
drop_table :taggings
drop_table :tags
end
end
|