Merge branch 'master' into glitch-soc/merge

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

db/migrate/20180514140000_revert_index_change_on_statuses_for_api_v1_accounts_account_id_statuses.rb

@@ -0,0 +1,14 @@
+# frozen_string_literal: true
+
+class RevertIndexChangeOnStatusesForApiV1AccountsAccountIdStatuses < ActiveRecord::Migration[5.1]
+  disable_ddl_transaction!
+
+  def change
+    safety_assured do
+      add_index :statuses, [:account_id, :id, :visibility, :updated_at], order: { id: :desc }, algorithm: :concurrently, name: :index_statuses_20180106
+    end
+
+    remove_index :statuses, column: [:account_id, :id, :visibility], where: 'visibility IN (0, 1, 2)', algorithm: :concurrently
+    remove_index :statuses, column: [:account_id, :id], where: 'visibility = 3', algorithm: :concurrently
+  end
+end

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_140000) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"