Idempotency Situation

Ensuring Reliable Money Transfers Using Database Transactions In a digital wallet system similar to PhonePe, Google Pay, or Paytm, users expect their money to be handled accurately and securely. Even a small inconsistency—such as deducting money from one account without crediting another—can lead to serious financial issues. To prevent such problems, database systems rely on ACID properties, especially Durability, to guarantee safe and consistent transactions. System Overview The system maintain