delete from new_customers_visit_quchong
where id not in
(
select A.id
from
(select min(`id`) as id
from new_customers_visit_quchong
GROUP BY `客户电话`) A
)
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delete from new_customers_visit_quchong
where id not in
(
select A.id
from
(select min(`id`) as id
from new_customers_visit_quchong
GROUP BY `客户电话`) A
)
相关文章：