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}