Wait postgresql vacuum of deadtuples on merge_request_diff_files deletion

1 files changed, 3 insertions, 12 deletions

diff --git a/db/post_migrate/20180619121030_enqueue_delete_diff_files_workers.rb b/db/post_migrate/20180619121030_enqueue_delete_diff_files_workers.rb
index df30991737c..9e96aaf50a0 100644
--- a/db/post_migrate/20180619121030_enqueue_delete_diff_files_workers.rb
+++ b/db/post_migrate/20180619121030_enqueue_delete_diff_files_workers.rb
@@ -2,24 +2,15 @@ class EnqueueDeleteDiffFilesWorkers < ActiveRecord::Migration
   include Gitlab::Database::MigrationHelpers
 
   DOWNTIME = false
-  SCHEDULER = 'ScheduleDiffFilesDeletion'.freeze
-  TMP_INDEX = 'tmp_partial_diff_id_with_files_index'.freeze
+  MIGRATION = 'DeleteDiffFiles'.freeze
 
   disable_ddl_transaction!
 
   def up
-    unless index_exists_by_name?(:merge_request_diffs, TMP_INDEX)
-      add_concurrent_index(:merge_request_diffs, :id, where: "(state NOT IN ('without_files', 'empty'))", name: TMP_INDEX)
-    end
-
-    # We keep the index since this will be used async.
-    # Ideally we should remove it in an upcoming release.
-    BackgroundMigrationWorker.perform_async(SCHEDULER)
+    BackgroundMigrationWorker.perform_async(MIGRATION)
   end
 
   def down
-    if index_exists_by_name?(:merge_request_diffs, TMP_INDEX)
-      remove_concurrent_index_by_name(:merge_request_diffs, TMP_INDEX)
-    end
+    # no-op
   end
 end