mirror of
https://github.com/discourse/discourse.git
synced 2024-11-30 18:28:34 +08:00
16 lines
502 B
Ruby
16 lines
502 B
Ruby
class AddPublicVersionToPosts < ActiveRecord::Migration[4.2]
|
|
def up
|
|
add_column :posts, :public_version, :integer, null: false, default: 1
|
|
|
|
execute <<-SQL
|
|
UPDATE posts
|
|
SET public_version = 1 + (SELECT COUNT(*) FROM post_revisions pr WHERE post_id = posts.id AND pr.hidden = 'f')
|
|
WHERE public_version <> 1 + (SELECT COUNT(*) FROM post_revisions pr WHERE post_id = posts.id AND pr.hidden = 'f')
|
|
SQL
|
|
end
|
|
|
|
def down
|
|
remove_column :posts, :public_version
|
|
end
|
|
end
|