Extract counters from accounts table to account_stats table (#9295)

1 files changed, 13 insertions, 0 deletions

diff --git a/db/post_migrate/20181116184611_copy_account_stats_cleanup.rb b/db/post_migrate/20181116184611_copy_account_stats_cleanup.rb
new file mode 100644
index 000000000..9267e9b2c
--- /dev/null
+++ b/db/post_migrate/20181116184611_copy_account_stats_cleanup.rb
@@ -0,0 +1,13 @@
+# frozen_string_literal: true
+
+class CopyAccountStatsCleanup < ActiveRecord::Migration[5.2]
+  disable_ddl_transaction!
+
+  def change
+    safety_assured do
+      remove_column :accounts, :statuses_count, :integer, default: 0, null: false
+      remove_column :accounts, :following_count, :integer, default: 0, null: false
+      remove_column :accounts, :followers_count, :integer, default: 0, null: false
+    end
+  end
+end