SELECT
*
FROM
carregisterinfo a
WHERE
(a.plate) IN (
SELECT
plate
FROM
carregisterinfo
GROUP BY
plate
HAVING
count(*) >= 1
)
AND id IN (
SELECT
max(id)
FROM
carregisterinfo
GROUP BY
plate
HAVING
count(*) >= 1
)

原表数据如下:

原文:https://www.cnblogs.com/still-smile/p/14265308.html