在具有2,00,000条记录的巨大sql server表中,考虑到性能角度,下面的查询应该没问题。请提供您对即兴查询的建议。
INSERT INTO @Results (Name, URL, MSA)
select top 10 Name, URL, MSA from NearByCity where NearByCityId in
(select NearByCityId from dbo.NearByCity where MSA like '%Atlanta-Sandy Springs-Roswell, GA Metropolitan Statistical Area%' )
order by newid()