1 files changed, 22 insertions, 0 deletions
diff --git a/db/post_migrate/20220715163254_update_notes_in_past.rb b/db/post_migrate/20220715163254_update_notes_in_past.rb
new file mode 100644
index 00000000000..1c46a3bc9dc
--- /dev/null
+++ b/db/post_migrate/20220715163254_update_notes_in_past.rb
@@ -0,0 +1,22 @@
+# frozen_string_literal: true
+
+# See https://docs.gitlab.com/ee/development/migration_style_guide.html
+# for more information on how to write migrations for GitLab.
+
+class UpdateNotesInPast < Gitlab::Database::Migration[2.0]
+  restrict_gitlab_migration gitlab_schema: :gitlab_main
+
+  def up
+    loop do
+      update_count = define_batchable_model('notes')
+        .where('created_at < ?', '1970-01-01').limit(100)
+        .update_all(created_at: '1970-01-01 00:00:00')
+
+      break if update_count == 0
+    end
+  end
+
+  def down
+    # no op
+  end
+end