1 files changed, 18 insertions, 0 deletions
diff --git a/db/migrate/20200403185127_add_partial_index_on_id_to_lfs_objects.rb b/db/migrate/20200403185127_add_partial_index_on_id_to_lfs_objects.rb
new file mode 100644
index 00000000000..e72bb37eb0e
--- /dev/null
+++ b/db/migrate/20200403185127_add_partial_index_on_id_to_lfs_objects.rb
@@ -0,0 +1,18 @@
+# frozen_string_literal: true
+
+class AddPartialIndexOnIdToLfsObjects < ActiveRecord::Migration[6.0]
+  include Gitlab::Database::MigrationHelpers
+
+  DOWNTIME = false
+  INDEX_NAME = 'index_lfs_objects_file_store_is_null'
+
+  disable_ddl_transaction!
+
+  def up
+    add_concurrent_index :lfs_objects, :id, where: 'file_store IS NULL', name: INDEX_NAME
+  end
+
+  def down
+    remove_concurrent_index_by_name :lfs_objects, INDEX_NAME
+  end
+end