Simulation run on this device. Scenario values are not sent anywhere — the engine is fully local.
system design simulation · free
Transaction Isolation Anomaly Lab
Interleave two transactions and watch dirty and non-repeatable reads appear.
Which anomalies exist at read committed?
Engine 1.0.0 · simulation
1
10
2
- Isolation
- Read Committed
- Anomaly classes open
- 2
- Contention pressure
- 20
- Skew risk
- yes
Higher isolation closes anomalies but raises contention.
Read Committed
Method
- Deterministic local model of the mechanism — knobs recompute outputs instantly with no network.
- Numbers are teaching approximations, not production capacity guarantees.