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WordPress数据库错误: [You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ') AND t2.taxonomy = 'post_tag' AND p2.post_status = 'publish' ' at line 12]
SELECT DISTINCT terms2.term_id as tag_id, terms2.name as tag_name FROM wp_posts as p1 LEFT JOIN wp_term_relationships as r1 ON p1.ID = r1.object_ID LEFT JOIN wp_term_taxonomy as t1 ON r1.term_taxonomy_id = t1.term_taxonomy_id LEFT JOIN wp_terms as terms1 ON t1.term_id = terms1.term_id, wp_posts as p2 LEFT JOIN wp_term_relationships as r2 ON p2.ID = r2.object_ID LEFT JOIN wp_term_taxonomy as t2 ON r2.term_taxonomy_id = t2.term_taxonomy_id LEFT JOIN wp_terms as terms2 ON t2.term_id = terms2.term_id WHERE t1.taxonomy = 'category' AND p1.post_status = 'publish' AND terms1.term_id IN () AND t2.taxonomy = 'post_tag' AND p2.post_status = 'publish' AND p1.ID = p2.ID ORDER by tag_name LIMIT 8