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我加入兩個表聯繫人和分區,並且該聯合會爲每個城市返回多個記錄。我想選擇每個城市使用排名的任何記錄。以下是我的查詢,但它不起作用。我如何糾正我的查詢?使用排名篩選記錄
Select p.name,
p.city,
p.district,
RANK() over (partition by p.city order by p.district asc) as rank
from (select
d.name,
c.city,
c.district
from contact c inner join district d
ON d.district = c.district
AND d.districtType ='d'
AND d.nametype='2'
AND c.district like 'E%'
where c.city in(1316,1515,19393,8026))p
rank=1;
什麼是 「不工作」 是什麼意思?你能顯示一些輸入數據,實際輸出和預期輸出嗎? – halfer