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sql server 小技巧(2) 删除sql server中重复的数据 -爱游戏全站app官网入口

2023-08-17,,

with list_numbers as
(
  select name, authorortime, url, price, estimateprice, size, category,
  row_number() over (order by name, authorortime, url, price, estimateprice, size, category) as 'rownumber'
  from arts
)
delete list_numbers where rownumber not in
(
  select min(rownumber) from list_numbers group by name, authorortime, url, price, estimateprice, size, category
)

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