1 files changed, 15 insertions, 0 deletions
diff --git a/db/migrate/20220119094023_add_unique_index_to_aed_verification_token.rb b/db/migrate/20220119094023_add_unique_index_to_aed_verification_token.rb
new file mode 100644
index 00000000000..bd40fe2203e
--- /dev/null
+++ b/db/migrate/20220119094023_add_unique_index_to_aed_verification_token.rb
@@ -0,0 +1,15 @@
+# frozen_string_literal: true
+
+class AddUniqueIndexToAedVerificationToken < Gitlab::Database::Migration[1.0]
+  disable_ddl_transaction!
+
+  INDEX_NAME = 'index_audit_events_external_audit_on_verification_token'
+
+  def up
+    add_concurrent_index :audit_events_external_audit_event_destinations, :verification_token, unique: true, name: INDEX_NAME
+  end
+
+  def down
+    remove_concurrent_index_by_name :audit_events_external_audit_event_destinations, INDEX_NAME
+  end
+end