Merge branch '3867-port-to-ce' into 'master'

Port of gitlab-ee!3867 to CE

See merge request gitlab-org/gitlab-ce!16775

1 files changed, 20 insertions, 0 deletions

diff --git a/db/migrate/20180119135717_add_uploader_index_to_uploads.rb b/db/migrate/20180119135717_add_uploader_index_to_uploads.rb
new file mode 100644
index 00000000000..a678c3d049f
--- /dev/null
+++ b/db/migrate/20180119135717_add_uploader_index_to_uploads.rb
@@ -0,0 +1,20 @@
+# See http://doc.gitlab.com/ce/development/migration_style_guide.html
+# for more information on how to write migrations for GitLab.
+
+class AddUploaderIndexToUploads < ActiveRecord::Migration
+  include Gitlab::Database::MigrationHelpers
+
+  DOWNTIME = false
+
+  disable_ddl_transaction!
+
+  def up
+    remove_concurrent_index :uploads, :path
+    add_concurrent_index    :uploads, [:uploader, :path], using: :btree
+  end
+
+  def down
+    remove_concurrent_index :uploads, [:uploader, :path]
+    add_concurrent_index    :uploads, :path, using: :btree
+  end
+end