High-Concurrency Ticket Reservation Engine
An atomic movie reservation engine achieving 0% double-booking under stress test conditions using compound unique indexes, synchronized 5-minute seat-hold state machines, and adaptive ACID transaction fallbacks.
Constraint { showId: 1, seatNo: 1 }
enforced at the storage engine level, guaranteeing zero duplicate bookings.
Verified to release 100% of abandoned holds with 0 orphaned locks using scheduled background workers polling indexed expiration timestamps.
Secure JWT authentication with RBAC and bcrypt hashing, integrated with Gemini API for personalized seat selection and intelligent suggestions.
{ showId: 104, seatNo: "B-03" }