1 files changed, 0 insertions, 35 deletions
diff --git a/db/migrate/20170820100558_correct_protected_tags_foreign_keys.rb b/db/migrate/20170820100558_correct_protected_tags_foreign_keys.rb
deleted file mode 100644
index 82e05885b0e..00000000000
--- a/db/migrate/20170820100558_correct_protected_tags_foreign_keys.rb
+++ /dev/null
@@ -1,35 +0,0 @@
-# See http://doc.gitlab.com/ce/development/migration_style_guide.html
-# for more information on how to write migrations for GitLab.
-
-class CorrectProtectedTagsForeignKeys < ActiveRecord::Migration[4.2]
-  include Gitlab::Database::MigrationHelpers
-
-  # Set this constant to true if this migration requires downtime.
-  DOWNTIME = false
-
-  disable_ddl_transaction!
-
-  def up
-    remove_foreign_key_without_error(:protected_tag_create_access_levels,
-                                     column: :protected_tag_id)
-
-    execute <<-EOF
-    DELETE FROM protected_tag_create_access_levels
-    WHERE NOT EXISTS (
-      SELECT true
-      FROM protected_tags
-      WHERE protected_tag_create_access_levels.protected_tag_id = protected_tags.id
-    )
-    AND protected_tag_id IS NOT NULL
-    EOF
-
-    add_concurrent_foreign_key(:protected_tag_create_access_levels,
-                               :protected_tags,
-                               column: :protected_tag_id)
-  end
-
-  def down
-    # Previously there was a foreign key without a CASCADING DELETE, so we'll
-    # just leave the foreign key in place.
-  end
-end