diff --git a/db/migrate/20180514130000_improve_index_on_statuses_for_api_v1_accounts_account_id_statuses.rb b/db/migrate/20180514130000_improve_index_on_statuses_for_api_v1_accounts_account_id_statuses.rb new file mode 100644 index 000000000..2573bdf94 --- /dev/null +++ b/db/migrate/20180514130000_improve_index_on_statuses_for_api_v1_accounts_account_id_statuses.rb @@ -0,0 +1,11 @@ +# frozen_string_literal: true + +class ImproveIndexOnStatusesForApiV1AccountsAccountIdStatuses < ActiveRecord::Migration[5.1] + disable_ddl_transaction! + + def change + add_index :statuses, [:account_id, :id, :visibility], where: 'visibility IN (0, 1, 2)', algorithm: :concurrently + add_index :statuses, [:account_id, :id], where: 'visibility = 3', algorithm: :concurrently + remove_index :statuses, column: [:account_id, :id, :visibility, :updated_at], order: { id: :desc }, algorithm: :concurrently, name: :index_statuses_20180106 + end +end diff --git a/db/schema.rb b/db/schema.rb index 221c08d98..5bfc4df04 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: 2018_05_10_230049) do +ActiveRecord::Schema.define(version: 2018_05_14_130000) do # These are extensions that must be enabled in order to support this database enable_extension "plpgsql" @@ -447,7 +447,8 @@ ActiveRecord::Schema.define(version: 2018_05_10_230049) do t.bigint "account_id", null: false t.bigint "application_id" t.bigint "in_reply_to_account_id" - t.index ["account_id", "id", "visibility", "updated_at"], name: "index_statuses_20180106", order: { id: :desc } + t.index ["account_id", "id", "visibility"], name: "index_statuses_on_account_id_and_id_and_visibility", where: "(visibility = ANY (ARRAY[0, 1, 2]))" + t.index ["account_id", "id"], name: "index_statuses_on_account_id_and_id", where: "(visibility = 3)" t.index ["conversation_id"], name: "index_statuses_on_conversation_id" t.index ["in_reply_to_id"], name: "index_statuses_on_in_reply_to_id" t.index ["reblog_of_id", "account_id"], name: "index_statuses_on_reblog_of_id_and_account_id"