Read-Write-Validate Approach for Optimistic Concurrency Control about Michael Kors (MK) Sale Transaction

Concurrency describes how database management system normally permits several transactions to access the same database simultaneously. Using the optimistic concurrency control approach, this system aims to demonstrate concurrency control. Because of its non-blocking and deadlock-free characteristics, Optimistic concurrency control is particularly appealing for real-time transaction processing. Transactions run concurrently and without the use of locks under optimistic concurrency control. When conflicts arise during the validation phase, the forward validation process in this system restarts to ensure database consistency. This system uses internet purchasing for the MICHAEL KORS bags selling system as a case study. The serializability of the item sales system is highlighted by this system. It avoids interference when two or more users access the database at the same time by utilizing the proposed system.