select A=(select sum(A) from Tab where A<10),
数量=(select count(1) from Tab where A<10)
union all
select (select sum(A) from Tab where A>=10),
(select count(1) from Tab where A>=10)
数量=(select count(1) from Tab where A<10)
union all
select (select sum(A) from Tab where A>=10),
(select count(1) from Tab where A>=10)
解决方案 »
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