oracle sql中的sum(datediff())

问题描述 投票:0回答:1

所以我需要使用sysdate在oracles sql中编写

sum(datediff(day,Clan.Dat_od,(CASE when clan.dat_do is null then getdate() else clan.dat_do end ))) as brojdana 
sql oracle sum datediff sysdate
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投票
select sum(coalesce(clan.dat_do, trunc(sysdate)) - trunc(clan.dat_od))
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