[wp-hackers] ordering by a custom field

[Brian Fidler]

Thanks, I'm using a custom query because I'm also using the NextGen Gallery
and I need to query based on both NGG and custom fields.

Is there a way to access data from NGG with $wp_query, I wasn't able to find
anything.


On Wed, May 12, 2010 at 11:35 AM, The WordPress Web Warlock <
wordpress at web-warlocks.net> wrote:

> En/na Brian Fidler ha escrit:
>
>  I'm setting up a custom query for a second loop that displays on my page.
>> I
>> want to set a custom field titled 'artwork_order' and be able to access
>> that
>> field using ORDER BY in my query.
>>
>> something like this, however this isn't working.
>>
>> ORDER BY wp_postmeta.meta_value['artwork_order'] ASC
>>
>> Is there a proper way to do this?
>>
>>
> You can do that with $wp_query and get_posts / query_posts setting the
> params orderby to meta_value, and meta_key to "artwork_order" or whatever.
> But if you absolutely need to use the $wpdb query directly, what you need
> to do something like:
>
> ORDER BY wp_postmeta.meta_value ASC
> WHERE wp_postmeta.meta_key='artwork_order'
>
> With $wpdb->prepare, that'd be
>
> (...) WHERE wp_postmeta.meta_key=%s (...)
>
> And, though you already know that, let me insist again: it's preferable to
> do it with $wp_query and/or other API elements. If it's just for the meta
> order, there's no need for SQL whatsoever.
>
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