begin
delete top (1) from tablea where col1 in(
select col1 from tablea
group by col1 having count(*)>1
)
end
begin
delete top (1) from tablea where col1 in(
select col1 from tablea
group by col1 having count(*)>1
)
end
相关文章：
begin
delete top (1) from tablea where col1 in(
select col1 from tablea
group by col1 having count(*)>1
)
end
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