1 files changed, 0 insertions, 36 deletions
diff --git a/db/migrate/20171121135738_clean_up_from_merge_request_diffs_and_commits.rb b/db/migrate/20171121135738_clean_up_from_merge_request_diffs_and_commits.rb
deleted file mode 100644
index 6be7b75492d..00000000000
--- a/db/migrate/20171121135738_clean_up_from_merge_request_diffs_and_commits.rb
+++ /dev/null
@@ -1,36 +0,0 @@
-class CleanUpFromMergeRequestDiffsAndCommits < ActiveRecord::Migration[4.2]
-  include Gitlab::Database::MigrationHelpers
-
-  DOWNTIME = false
-
-  class MergeRequestDiff < ActiveRecord::Base
-    self.table_name = 'merge_request_diffs'
-
-    include ::EachBatch
-  end
-
-  disable_ddl_transaction!
-
-  def up
-    Gitlab::BackgroundMigration.steal('DeserializeMergeRequestDiffsAndCommits')
-
-    # The literal '--- []\n' value is created by the import process and treated
-    # as null by the application, so we can ignore those - even if we were
-    # migrating, it wouldn't create any rows.
-    literal_prefix = Gitlab::Database.postgresql? ? 'E' : ''
-    non_empty = "
-      (st_commits IS NOT NULL AND st_commits != #{literal_prefix}'--- []\n')
-      OR
-      (st_diffs IS NOT NULL AND st_diffs != #{literal_prefix}'--- []\n')
-    ".squish
-
-    MergeRequestDiff.where(non_empty).each_batch(of: 500) do |relation, index|
-      range = relation.pluck('MIN(id)', 'MAX(id)').first
-
-      Gitlab::BackgroundMigration::DeserializeMergeRequestDiffsAndCommits.new.perform(*range)
-    end
-  end
-
-  def down
-  end
-end