[Info-vax] OT: Record locking for web transactions

[glen herrmannsfeldt]

Paul Sture <nospam at sture.ch> wrote:

(snip on file locking and web servers)

> But most web order forms only deal with one order item at a time, which
> is where adding them to a shopping basket is a useful device.
 
> The customer builds up the shopping basket contents one item at a time
> which means it can work in a stateless environment quite easily; 
> the item either hits the shopping basket or not and the customer 
> gets the chance to review the contents much later, even days later.

But for things like reserved seats or limited quantities (like
air reservations) you can't do that. They always time out after
some number of minutes.
 
> The when the customer gives the go ahead the whole thing, 
> including payment can take place as an integral transaction.

Or tell them to start over, as it took too long.

-- glen