Revert out eager loading for ExpireJobCacheWorker

app/models/commit_status.rb

@@ -56,7 +56,6 @@ class CommitStatus < Ci::ApplicationRecord
   scope :for_ref, -> (ref) { where(ref: ref) }
   scope :by_name, -> (name) { where(name: name) }
   scope :in_pipelines, ->(pipelines) { where(pipeline: pipelines) }
-  scope :eager_load_pipeline, -> { eager_load(:pipeline, project: { namespace: :route }) }
   scope :with_pipeline, -> { joins(:pipeline) }
   scope :updated_at_before, ->(date) { where('ci_builds.updated_at < ?', date) }
   scope :created_at_before, ->(date) { where('ci_builds.created_at < ?', date) }

app/workers/expire_job_cache_worker.rb

@@ -18,7 +18,7 @@ class ExpireJobCacheWorker # rubocop:disable Scalability/IdempotentWorker
 
   # rubocop: disable CodeReuse/ActiveRecord
   def perform(job_id)
-    job = CommitStatus.eager_load_pipeline.find_by(id: job_id)
+    job = CommitStatus.preload(:pipeline, :project).find_by(id: job_id)
     return unless job
 
     pipeline = job.pipeline

spec/support/database/cross-join-allowlist.yml

@@ -385,7 +385,6 @@
 - "./spec/views/projects/jobs/_build.html.haml_spec.rb"
 - "./spec/workers/ci/drop_pipeline_worker_spec.rb"
 - "./spec/workers/ci/initial_pipeline_process_worker_spec.rb"
-- "./spec/workers/expire_job_cache_worker_spec.rb"
 - "./spec/workers/new_merge_request_worker_spec.rb"
 - "./spec/workers/pipeline_process_worker_spec.rb"
 - "./spec/workers/pipeline_schedule_worker_spec.rb"

spec/workers/expire_job_cache_worker_spec.rb

@@ -13,24 +13,6 @@ RSpec.describe ExpireJobCacheWorker do
 
       let(:job_args) { job.id }
 
-      it 'does not perform extra queries', :aggregate_failures do
-        worker = described_class.new
-        recorder = ActiveRecord::QueryRecorder.new { worker.perform(job.id) }
-
-        occurences = recorder.data.values.flat_map {|v| v[:occurrences]}
-        project_queries = occurences.select {|s| s.include?('FROM "projects"')}
-        namespace_queries = occurences.select {|s| s.include?('FROM "namespaces"')}
-        route_queries = occurences.select {|s| s.include?('FROM "routes"')}
-
-        # This worker is run 1 million times an hour, so we need to save as much
-        # queries as possible.
-        expect(recorder.count).to be <= 1
-
-        expect(project_queries.size).to eq(0)
-        expect(namespace_queries.size).to eq(0)
-        expect(route_queries.size).to eq(0)
-      end
-
       it_behaves_like 'worker with data consistency',
         described_class,
         data_consistency: :delayed