[dokuwiki] Re: The database question: a new spin
- From: Redeeman <redeeman@xxxxxxxxxxx>
- To: dokuwiki@xxxxxxxxxxxxx
- Date: Wed, 14 Sep 2005 19:49:26 +0200
On Wed, 2005-09-14 at 08:30 -0500, Joe Lapp wrote:
> > Just a note: At least Unix systems (but I'm pretty sure the same is true
> > for Windows) do cache frequently accessed filesystem data in memory...
> > so you haven't that much disk activity for read only accesses. In fact
> > it would be possible to install DokuWiki on a RAM disk...
>
> You're right. I wasn't being entirely fair. It's a difference in tailoring
> for the task. What are disk blocks, 1K or 4K in size? Sometimes you have to
> cache two blocks if the little bit of data spans a block boundary. And you
> still have to cache one block per file the data might be found in. So even
> though technically the file system does cache, the caching is poorly
> optimized for piecemeal data retrieval.
>
> But yes, I realize that you're focused on getting a release out and I'm
> distracting you and everyone else from the task. I thought I'd seed the idea
> in people's minds while it was in my mind, because the main take-away is,
> let's abstract functionality behind interchangeable interfaces as we design.
>
i agree, all functions for accessing the data used by dokuwiki should be
kept away in a backend, so that it would be easy to change parts to
store it however you want..
> ~joe
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