Address race condition during "first run" account creation

2026-09-19 06:44:59 +09:00 · 2025-12-12 09:29:17 -05:00
parent 49c0ce496c
commit 1feb2d94b9
4 changed files with 35 additions and 1 deletions
@@ -0,0 +1,6 @@
+class AddSingletonConstraintToAccounts < ActiveRecord::Migration[8.2]
+  def change
+    add_column :accounts, :singleton_guard, :integer, default: 0, null: false
+    add_index :accounts, :singleton_guard, unique: true
+  end
+end