* SQLStore: Prevent concurrent migrations * Hide behind a feature toggle * Configurable locking attempt timeout * Update docs/sources/administration/configuration.md Co-authored-by: Igor Suleymanov <radiohead@users.noreply.github.com> Co-authored-by: achatterjee-grafana <70489351+achatterjee-grafana@users.noreply.github.com>
Co-authored-by: ievaVasiljeva <ieva.vasiljeva@grafana.com> Co-authored-by: Jguer <joao.guerreiro@grafana.com>