原 postgresql分组后只取其中一条数据
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select * from (
select
p.pmi_code, row_number() over (partition by p.pmi_code order by p.build_date desc) as rowId
from res_aa p
where p.customer_code='kk' and p.project_type='t'
order by p.build_date desc
) t where t.rowId=1
2024-02-06 16:49:47 阅读(291)
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