1 files changed, 27 insertions, 0 deletions
diff --git a/db/post_migrate/20220223112304_schedule_nullify_orphan_runner_id_on_ci_builds.rb b/db/post_migrate/20220223112304_schedule_nullify_orphan_runner_id_on_ci_builds.rb
new file mode 100644
index 00000000000..e4005885c3b
--- /dev/null
+++ b/db/post_migrate/20220223112304_schedule_nullify_orphan_runner_id_on_ci_builds.rb
@@ -0,0 +1,27 @@
+# frozen_string_literal: true
+
+class ScheduleNullifyOrphanRunnerIdOnCiBuilds < Gitlab::Database::Migration[1.0]
+  MIGRATION = 'NullifyOrphanRunnerIdOnCiBuilds'
+  INTERVAL = 2.minutes
+  BATCH_SIZE = 50_000
+  MAX_BATCH_SIZE = 150_000
+  SUB_BATCH_SIZE = 500
+
+  def up
+    queue_batched_background_migration(
+      MIGRATION,
+      :ci_builds,
+      :id,
+      job_interval: INTERVAL,
+      batch_size: BATCH_SIZE,
+      max_batch_size: MAX_BATCH_SIZE,
+      sub_batch_size: SUB_BATCH_SIZE
+    )
+  end
+
+  def down
+    Gitlab::Database::BackgroundMigration::BatchedMigration
+      .for_configuration(MIGRATION, :ci_builds, :id, [])
+      .delete_all
+  end
+end