1 files changed, 0 insertions, 44 deletions
diff --git a/lib/gitlab/background_migration/nullify_orphan_runner_id_on_ci_builds.rb b/lib/gitlab/background_migration/nullify_orphan_runner_id_on_ci_builds.rb
deleted file mode 100644
index 13b66b2e02e..00000000000
--- a/lib/gitlab/background_migration/nullify_orphan_runner_id_on_ci_builds.rb
+++ /dev/null
@@ -1,44 +0,0 @@
-# frozen_string_literal: true
-
-module Gitlab
-  module BackgroundMigration
-    # A job to nullify orphan runner_id on ci_builds table
-    class NullifyOrphanRunnerIdOnCiBuilds
-      include Gitlab::Database::DynamicModelHelpers
-
-      def perform(start_id, end_id, batch_table, batch_column, sub_batch_size, pause_ms)
-        pause_ms = 0 if pause_ms < 0
-
-        batch_relation = relation_scoped_to_range(batch_table, batch_column, start_id, end_id)
-        batch_relation.each_batch(column: batch_column, of: sub_batch_size) do |sub_batch|
-          batch_metrics.time_operation(:update_all) do
-            filtered_sub_batch(sub_batch).update_all(runner_id: nil)
-          end
-
-          sleep(pause_ms * 0.001)
-        end
-      end
-
-      def batch_metrics
-        @batch_metrics ||= Gitlab::Database::BackgroundMigration::BatchMetrics.new
-      end
-
-      private
-
-      def connection
-        ::Ci::ApplicationRecord.connection
-      end
-
-      def relation_scoped_to_range(source_table, source_key_column, start_id, stop_id)
-        define_batchable_model(source_table, connection: connection)
-          .where(source_key_column => start_id..stop_id)
-      end
-
-      def filtered_sub_batch(sub_batch)
-        sub_batch
-          .joins('LEFT OUTER JOIN ci_runners ON ci_runners.id = ci_builds.runner_id')
-          .where('ci_builds.runner_id IS NOT NULL AND ci_runners.id IS NULL')
-      end
-    end
-  end
-end