diff --git a/db/migrate/20170720000000_add_index_favourites_on_account_id_and_id.rb b/db/migrate/20170720000000_add_index_favourites_on_account_id_and_id.rb new file mode 100644 index 00000000..99903584 --- /dev/null +++ b/db/migrate/20170720000000_add_index_favourites_on_account_id_and_id.rb @@ -0,0 +1,6 @@ +class AddIndexFavouritesOnAccountIdAndId < ActiveRecord::Migration[5.1] + def change + # Used to query favourites of an account ordered by id. + add_index :favourites, [:account_id, :id] + end +end diff --git a/db/schema.rb b/db/schema.rb index cf7b0722..2501e451 100644 --- a/db/schema.rb +++ b/db/schema.rb @@ -10,7 +10,7 @@ # # It's strongly recommended that you check this file into your version control system. -ActiveRecord::Schema.define(version: 20170718211102) do +ActiveRecord::Schema.define(version: 20170720000000) do # These are extensions that must be enabled in order to support this database enable_extension "plpgsql" @@ -103,6 +103,7 @@ ActiveRecord::Schema.define(version: 20170718211102) do t.integer "status_id", null: false t.datetime "created_at", null: false t.datetime "updated_at", null: false + t.index ["account_id", "id"], name: "index_favourites_on_account_id_and_id" t.index ["account_id", "status_id"], name: "index_favourites_on_account_id_and_status_id", unique: true t.index ["status_id"], name: "index_favourites_on_status_id" end