error:Query execution was interrupted<br>
sql:SELECT c.name,
		    c.category_id,
		    a.acnt,
		    c.sort_order
        FROM
            blog_category c
            LEFT JOIN
                (
                    SELECT
                        blog_article_category.category_id,
                        count(blog_article_category.article_id) as acnt
                    FROM
                        blog_article
                        LEFT JOIN
                            blog_article_category
                        ON
                            blog_article_category.article_id = blog_article.article_id
                    WHERE
                        blog_article.delete_status = 0
                        AND blog_article.status = 1
                        AND blog_article.blog_id = '20'
                    GROUP BY
                        blog_article_category.category_id
                ) a
            ON
                a.category_id = c.category_id
        WHERE
            c.blog_id = '20' AND c.delete_status = 0 AND c.status = 1 UNION
			SELECT
                '未設定' as NAME,
                0 as category_id,
                count(blog_article.article_id) as acnt,
                0 as sort_order
            FROM
                blog_article
                LEFT JOIN
                    blog_article_category
                ON
                    blog_article_category.article_id = blog_article.article_id
            WHERE
                blog_article.delete_status = 0
                AND blog_article.status = 1
                AND blog_article.blog_id = '20'
                AND blog_article_category.category_id is null
            GROUP BY
                blog_article_category.category_id
		    ORDER BY sort_order;<br>