mirror of
https://github.com/discourse/discourse.git
synced 2024-12-01 06:53:46 +08:00
15 lines
423 B
Ruby
15 lines
423 B
Ruby
# frozen_string_literal: true
|
|
|
|
class AddUsernameLowerToUsers < ActiveRecord::Migration[4.2]
|
|
def up
|
|
add_column :users, :username_lower, :string, limit: 20
|
|
execute "update users set username_lower = lower(username)"
|
|
add_index :users, [:username_lower], unique: true
|
|
change_column :users, :username_lower, :string, limit: 20, null: false
|
|
end
|
|
|
|
def down
|
|
remove_column :users, :username_lower
|
|
end
|
|
end
|