Merge branch 'glitch' into thread-icon

1 files changed, 11 insertions, 0 deletions

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