[erlang-questions] Mnesia table events?

Chandru <>
Tue Oct 9 08:24:17 CEST 2007


On 09/10/2007, Alexander Lamb <> wrote:
> Hello List,
>
> Ok, I'll go for the short question:-)
>
> Is it possible to use Mnesia table events to get notified of all data
> changes in a production system? (or are table events only used for debugging
> or other testing features).
> Is there a performance risk associated with having one or several listeners?

I've used mnesia table events in a production system. I have two
"listeners" and the rate of updates to the database is probably about
10/sec max. I haven't tested it under heavy loads to see how it would
scale. I guess the only way for you to find out is to prototype it.

cheers
Chandru



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