IRCTC_railway_SystemDesign

Introduction :

In this system design we are going to know about the complete structure of the Indian railway system and its working . Some of the main criterias of this system comes under these parameters .

• Search Train
• Book Train
• Cancel train
• User Notification

DataBase Structure:

In this architecture we mainly use the relational database as it is highly structured and maintained easily . Some of the relational data bases which we probably use in this system are:

• Train_details
• Booking_train
• Train_booking_details
• User_database
• Payment_database

Important API's :

User Services

1. Create User(userid,password)
2. Post User Details(user details)

Train search service

1. List Train(from ,to , date,quota ,class)
2. getTrain Route(TrainNum , date)

Book Ticket Services

1. Generate PNR()
2. BookTicket(train detail , userDetails)

Payment Services

1. PaymentProessing (PNR , transactionID, payment type)
2. Initiate Payment(PNR ,transaction ID)
3. Initiate Refund (PNR , transaction ID)

Notification Service

1. SMS ticket
2. Email Ticket
3. Notify train running status(ticket)

Capacity Estimation:

1. Train details/month - 6.2gb
2. Train_booking_info & Details/month - 8gb
3. Booking_payments_details/month - 4.6gb
4. Total size/month - 18.8gb
5. Total size/year ~ 223gb
6. Total size/5 years ~ 1 Tb