mirror of
https://github.com/discourse/discourse.git
synced 2024-12-17 07:23:43 +08:00
14 lines
465 B
Ruby
14 lines
465 B
Ruby
class CreateExpressions < ActiveRecord::Migration
|
|
def change
|
|
create_table :expressions, id: false, force: true do |t|
|
|
t.integer :parent_id, null: false
|
|
t.string :parent_type, null: false, limit: 50
|
|
t.integer :expression_type_id, null: false
|
|
t.integer :user_id, null: false
|
|
t.timestamps
|
|
end
|
|
|
|
add_index :expressions, [:parent_id, :parent_type, :expression_type_id, :user_id], unique: true, name: "expressions_pk"
|
|
end
|
|
end
|