[wp-hackers] Like Posts - Store Data in DB, User_Meta or Post_Meta

[Gregory Lancaster]

How would I cache the results?  I am still learning php so forgive the
(probably stupid) quesiton.  But I wrote a function the other day, and if I
could cache one DB call and call that in another function that would have
saved me two different sql calls.


On Mon, Nov 11, 2013 at 10:42 AM, Andrew Bartel <andrew.bartel at gmail.com>wrote:

> I have to respectfully disagree with Chris, I wouldn't store it in both,
> storing duplicate data in general is a dangerous path to go down.  It might
> make sense at this moment, but say you want to add a feature six months
> from now where someone can unlike a page from their profile and you only
> write code to update the post_meta table, forgetting to update the
> user_meta table.  Or maybe you bring another developer on and forget to
> document that in the comments of every place that the updates can take
> place.
>
> Figure out which one is going to be the more expensive set or queries
> (probably retrieving a list of users that have liked a post if you have a
> large site) and store it there.  Cache the results for the other one if you
> have to.  You shouldn't hit a performance bottleneck for quite a while
> though if you use built in WP functions.
>
> -Andrew
>
>
> On Mon, Nov 11, 2013 at 10:18 AM, Gregory Lancaster <
> greglancaster71 at gmail.com> wrote:
>
> > Alright that is what I thought might be best, but I often get awesome
> > suggestions here for simplifying code I wrote so I had to ask.  Thanks
> >
> >
> > On Mon, Nov 11, 2013 at 10:16 AM, chriscct7 <hello at chriscct7.com> wrote:
> >
> > > Sounds like the best thing would be to store it in both places. Saves
> two
> > > potentially expensive query's as your site scales up.
> > >
> > > -Chris
> > >
> > >
> > >
> > > --
> > > View this message in context:
> > >
> >
> http://wordpress-hackers.1065353.n5.nabble.com/Like-Posts-Store-Data-in-DB-User-Meta-or-Post-Meta-tp42769p42772.html
> > > Sent from the Wordpress Hackers mailing list archive at Nabble.com.
> > > _______________________________________________
> > > wp-hackers mailing list
> > > wp-hackers at lists.automattic.com
> > > http://lists.automattic.com/mailman/listinfo/wp-hackers
> > >
> > _______________________________________________
> > wp-hackers mailing list
> > wp-hackers at lists.automattic.com
> > http://lists.automattic.com/mailman/listinfo/wp-hackers
> >
> _______________________________________________
> wp-hackers mailing list
> wp-hackers at lists.automattic.com
> http://lists.automattic.com/mailman/listinfo/wp-hackers
>