1 files changed, 0 insertions, 49 deletions
diff --git a/db/post_migrate/20210825193652_backfill_cadence_id_for_boards_scoped_to_iteration.rb b/db/post_migrate/20210825193652_backfill_cadence_id_for_boards_scoped_to_iteration.rb
deleted file mode 100644
index 1f6650140d4..00000000000
--- a/db/post_migrate/20210825193652_backfill_cadence_id_for_boards_scoped_to_iteration.rb
+++ /dev/null
@@ -1,49 +0,0 @@
-# frozen_string_literal: true
-
-class BackfillCadenceIdForBoardsScopedToIteration < Gitlab::Database::Migration[1.0]
-  disable_ddl_transaction!
-
-  BATCH_SIZE = 1000
-  DELAY = 2.minutes.to_i
-  MIGRATION = 'BackfillIterationCadenceIdForBoards'
-
-  class MigrationBoard < ApplicationRecord
-    include EachBatch
-
-    self.table_name = 'boards'
-  end
-
-  def up
-    schedule_backfill_group_boards
-    schedule_backfill_project_boards
-  end
-
-  def down
-    MigrationBoard.where.not(iteration_cadence_id: nil).each_batch(of: BATCH_SIZE) do |batch, index|
-      range = batch.pick(Arel.sql('MIN(id)'), Arel.sql('MAX(id)'))
-      delay = index * DELAY
-
-      migrate_in(delay, MIGRATION, ['none', 'down', *range])
-    end
-  end
-
-  private
-
-  def schedule_backfill_project_boards
-    MigrationBoard.where(iteration_id: -4).where.not(project_id: nil).where(iteration_cadence_id: nil).each_batch(of: BATCH_SIZE) do |batch, index|
-      range = batch.pick(Arel.sql('MIN(id)'), Arel.sql('MAX(id)'))
-      delay = index * DELAY
-
-      migrate_in(delay, MIGRATION, ['project', 'up', *range])
-    end
-  end
-
-  def schedule_backfill_group_boards
-    MigrationBoard.where(iteration_id: -4).where.not(group_id: nil).where(iteration_cadence_id: nil).each_batch(of: BATCH_SIZE) do |batch, index|
-      range = batch.pick(Arel.sql('MIN(id)'), Arel.sql('MAX(id)'))
-      delay = index * DELAY
-
-      migrate_in(delay, MIGRATION, ['group', 'up', *range])
-    end
-  end
-end