private static void DeleteFailedCheckFlags(IChangeFailedEntry <Thing> e) => DeleteFailedCheckFlags(e.Entity);
private static void OnDeleteFailed(IChangeFailedEntry<Thing, DbContext> e) { e.Swallow = true; }
private static void DeleteFailedTrue(IChangeFailedEntry <Thing> e) => DeleteFailedTrue(e.Entity);
private static void UpdateFailedTrue(IChangeFailedEntry <Thing> e) => UpdateFailedTrue(e.Entity);
private static void DeleteFailedCheckFlags(IChangeFailedEntry<Thing> e) => DeleteFailedCheckFlags(e.Entity);
private static void DeleteFailedTrue (IChangeFailedEntry<Thing> e) => DeleteFailedTrue (e.Entity);
private static void UpdateFailedTrue (IChangeFailedEntry<Thing> e) => UpdateFailedTrue (e.Entity);