a.uuid AS "uuid", a.party_id AS "partyId", a.send_receive AS "sendReceive", a.content_type AS "contentType", a.content AS "content", a.create_time AS "createTime", a.username AS "username", a.ip AS "ip", a.delete_status AS "deleteStatus", a.create_time_ts AS "createTimeTs", a.del_flag AS "delFlag" SELECT FROM t_onlinechat_message a WHERE a.uuid = #{id} and a.del_flag = 0 SELECT FROM t_onlinechat_message a ${ew.customSqlSegment}