怎样对union all结果统计??
(表1)   union   all   (表二)   
 怎么对得到的结果统计,count()   怎么使用?
------解决方案--------------------select count(*) from (select .... union all select ...) t
------解决方案--------------------Select Count(*) From 
 ( 
 Select * From 表1 
 Union All 
 Select * From 表二) A
------解决方案--------------------select count(*) from (select * from 表1 union all select * from 表2) t