[wp-testers] 2.1-alpha3 search bug

[Rajan Packiyathurai]

Where did you download this 2.1 beta?

http://comox.textdrive.com/pipermail/wp-testers/

/Rajan

On 12/11/06, oaso <oooaso at gmail.com> wrote:
>
> I am now using WP 2.1 Alpha3 lastest SVN and I found it has some problems
> when I did a search in my Chinese blog.
>
> I searched a chinese word and it returns as follow:
>
> WordPress database error: [Got error 'empty (sub)expression' from regexp]
> SELECT DISTINCT posts.*, CASE WHEN posts.post_title REGEXP '' THEN 1 ELSE
> 0
> END AS keyword_in_title, MATCH ( posts.post_title, posts.post_content )
> AGAINST ( '' ) AS mysql_score FROM wp_posts as posts LEFT JOIN wp_postmeta
> as postmeta ON postmeta.post_id = posts.ID WHERE posts.post_date_gmt <=
> '2006-12-11 02:47:00' AND ( posts.post_password = '' ) AND ( ( post_status
> =
> 'publish' OR ( post_status = 'static' AND postmeta.meta_value =
> 'article.php' ) ) ) AND ( posts.post_title REGEXP '' OR posts.post_content
> REGEXP '' ) GROUP BY posts.ID ORDER BY keyword_in_title DESC, mysql_score
> DESC, posts.post_date DESC LIMIT 0, 6
>
>
> During my further test I found if I add an English letter before the
> Chinese
> word it would not give this warning but the search result is for the
> english
> letter/word, which has nothing to do with my Chinese keyword.
>
> You may take a look at my site if you can take Chinese :)
>
> Http://if20.net
>
> Feir
>
>
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