12 lines
387 B
Ruby
12 lines
387 B
Ruby
class CreateChatAccounts < ActiveRecord::Migration[5.2]
|
|
def change
|
|
create_table :chat_accounts do |t|
|
|
t.references :account, foreign_key: { on_delete: :cascade }, null: false
|
|
t.references :tag, foreign_key: { on_delete: :cascade }, null: false
|
|
t.index [:account_id, :tag_id], unique: true
|
|
t.index [:tag_id, :account_id]
|
|
t.timestamps
|
|
end
|
|
end
|
|
end
|