public void SetLastCleanup(DateTime datetime) {
using (var db = CreateContext()) {
var entity = db.Lifecycles.SingleOrDefault();
if (entity != null) {
entity.LastCleanup = datetime;
} else {
entity = new Lifecycle();
entity.LifecycleId = 0; // always only one entry with ID:0
entity.LastCleanup = datetime;
db.Lifecycles.InsertOnSubmit(entity);
}
db.SubmitChanges();
}
}
partial void UpdateLifecycle(Lifecycle instance);
partial void DeleteLifecycle(Lifecycle instance);
partial void InsertLifecycle(Lifecycle instance);