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declare @age int 
set @age=1
if @age<10
print '¶ùͯ'
else
print '²»ÊǶùͯ'

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create proc s
@age int  
as
if @age<10
print '¶ùͯ'
else
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exec s '9'

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SQL code:

create proc prcIsChild
@age int
as
begin
if @age<10
print '¶ùͯ'
else
print '²»ÊǶùͯ'
end



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SQL code

create proc prcIsChild
@age int
as
begin
if @age<10
print '¶ùͯ'
else
print '²»ÊǶùͯ'
end


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create proc test_proc2
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select xs.xh,xsxm,kcm,cj from xs,kc,xk

exec test_proc2 ' ',' ',' ',' ' --¡® ¡¯ÀïÃæÊÇд¾ßÌåµÄ²ÎÊý£¬ÎÒûд


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select o_customer,o_price from orders having o_price >=avg(o_price)
select o_customer,o_price from orders where o_price >=(select avg(o_price) from orders)
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