Sqlserver链接Oracle的问题

[hm2012]

select * into #t
from openquery([POS],'select a.*,b.dsj from tmp_xsnrb a,tmp_xsb b 
where a.sxsdh=b.sxsdh and TO_CHAR(b.dsj,''yyyy-mm-dd'')>= ''2023-12-04''')

求助：从100台oracle服务器上取数据，相同的取法，有些服务器能取成功，有些会遇到一直执行问题！