RE: [Tikiwiki-devel] tiki modules & cache

[Sylvie G. <sgr...@at...>]

So the problem is not to cache the modules but to cache database queries?

> -----Original Message-----
> From: tik...@li...
> [mailto:tik...@li...]On Behalf Of mose
> Sent: Monday, September 29, 2003 11:15 AM
> To: tik...@li...
> Subject: Re: [Tikiwiki-devel] tiki modules & cache
>
>
> le Mon, Sep 29, 2003 at 03:56:57PM +0100 par David R. Newman :
> > Sylvie Greverend wrote:
> >
> > >I would like to take away the tiki modules cache:
> > >
> > >1) we all have observed that some modules are not refreshed immediatly.
> > >2) to correct this, we added  the nocache files for a lot of
> modules (at
> > >least each module on tikiwiki.org (I think) has a nocache file)
> > >3) I noticed that the cache modules is not function of the language.
> > >It's meant that when you change language the modules that are
> cached are
> > >not refreshed immediately.
> > >To repair this, we need to have a module cache for each
> language. (as it
> > >has being done for the tikidomain)
> > >4) IMHO, even if a cache can save some sql accesses, a user
> doesn't want
> > >it: he is ok not to see the last pages another user changed, but he
> > >doesn't understand why the page he just changed doesn't appear in the
> > >module
> > >5) IMHO, there are so many tests to know if there is a cache,
> if ....  ,
> > >I bet a sql query is not so bad
> > >
> > >SO, do we take away this feature?
> > >Sylvie
> >
> > I long ago suggested replacing the tiki modules cache with
> > Smarty output caches. That has the advantage that when
> > something is updated, the code can also clear the relevant
> > Smarty output caches. At all other times, no Smarty
> > processing is needed for the module, as Smarty automatically
> > uses the output cache where it is valid. So you can have an
> > infinite cache life, until the time something changes.
> > Also, by using Smarty cache IDs, you can have separate caches
> > for each language and each group of users.
>
> - smarty cache only refresh for changes in tpl files,
>   not changes in db, afaik.
>
>
> mose
>
>
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