SELECT * FROM {{column_relation}} WHERE colid IN (100955) AND classify IN ('belongx','belongd','belongs') SELECT count(DISTINCT tid) as count FROM {{article_destination_relation}} WHERE draft = 0 AND status = 1 AND oid IN (100955) SHOW FULL COLUMNS FROM `pre_column` SHOW CREATE TABLE `pre_column` SELECT * FROM `pre_column` `t` WHERE `t`.`id`='100955' LIMIT 1