1 files changed, 27 insertions, 0 deletions
diff --git a/db/post_migrate/20180826111825_recalculate_site_statistics.rb b/db/post_migrate/20180826111825_recalculate_site_statistics.rb
new file mode 100644
index 00000000000..741035a444f
--- /dev/null
+++ b/db/post_migrate/20180826111825_recalculate_site_statistics.rb
@@ -0,0 +1,27 @@
+# frozen_string_literal: true
+
+class RecalculateSiteStatistics < ActiveRecord::Migration
+  include Gitlab::Database::MigrationHelpers
+
+  DOWNTIME = false
+
+  disable_ddl_transaction!
+
+  def up
+    transaction do
+      execute('SET LOCAL statement_timeout TO 0') if Gitlab::Database.postgresql? # see https://gitlab.com/gitlab-org/gitlab-ce/issues/48967
+
+      execute("UPDATE site_statistics SET repositories_count = (SELECT COUNT(*) FROM projects)")
+    end
+
+    transaction do
+      execute('SET LOCAL statement_timeout TO 0') if Gitlab::Database.postgresql? # see https://gitlab.com/gitlab-org/gitlab-ce/issues/48967
+
+      execute("UPDATE site_statistics SET wikis_count = (SELECT COUNT(*) FROM project_features WHERE wiki_access_level != 0)")
+    end
+  end
+
+  def down
+    # No downside in keeping the counter up-to-date
+  end
+end