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【DM版本】:8
【操作系统】：windows
【CPU】:
【问题描述】*：pgsql 适配到 MD
select exists (select 1
from env_sample_operation o
join env_sample r
on o.sample_id = r.id
where r.contract_id = c.id
and o.give_time is not null
and r.deleted = 0 ) as samplingFinish