Обсуждение: A stupid question :)

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A stupid question :)

От
DaVinci
Дата:
Excuse my ignorance but I have browsed TODO list and haven't found
anything...

What is WAL?

Greets.

                        David

Re: A stupid question :)

От
Joseph Shraibman
Дата:
DaVinci wrote:
>
> Excuse my ignorance but I have browsed TODO list and haven't found
> anything...
>
> What is WAL?
>
> Greets.
>
>                                                 David

Write Ahead Logging.

i.e. Whenever you do an UPDATE to postgres it is garunteed to be in the
log, and therefore you can use the log to rebuild the database because
*everything* is in the long.

Unless you do domething like SET timefield = CURRENT_TIMESTAMP or
something.

--
Joseph Shraibman
jks@selectacast.net
Increase signal to noise ratio.  http://www.targabot.com