Add NOT NULL requirement to account columns on AccountPin (#33244)

db/migrate/20241210140838_add_not_null_to_account_pin_account_columns.rb

@@ -0,0 +1,23 @@
+# frozen_string_literal: true
+
+class AddNotNullToAccountPinAccountColumns < ActiveRecord::Migration[7.2]
+  def up
+    connection.execute(<<~SQL.squish)
+      DELETE FROM account_pins
+      WHERE account_id IS NULL
+      OR target_account_id IS NULL
+    SQL
+
+    safety_assured do
+      change_column_null :account_pins, :account_id, false
+      change_column_null :account_pins, :target_account_id, false
+    end
+  end
+
+  def down
+    safety_assured do
+      change_column_null :account_pins, :account_id, true
+      change_column_null :account_pins, :target_account_id, true
+    end
+  end
+end