不知这个够不够经典
declare @x int=1,@y int,@c varchar(6000)while(@x<=9)begin select @y=1,@c='' while(@y<=@x) begin select @c=@c+cast(@y as varchar)+'x'+cast(@x as varchar)+'='+cast(@x*@y as varchar)+' ' select @y=@y+1 end print @c+char(10) select @x=@x+1end/*1x1=1 1x2=2 2x2=4 1x3=3 2x3=6 3x3=9 1x4=4 2x4=8 3x4=12 4x4=16 1x5=5 2x5=10 3x5=15 4x5=20 5x5=25 1x6=6 2x6=12 3x6=18 4x6=24 5x6=30 6x6=36 1x7=7 2x7=14 3x7=21 4x7=28 5x7=35 6x7=42 7x7=49 1x8=8 2x8=16 3x8=24 4x8=32 5x8=40 6x8=48 7x8=56 8x8=64 1x9=9 2x9=18 3x9=27 4x9=36 5x9=45 6x9=54 7x9=63 8x9=72 9x9=81 */
declare @a smallint, @b smallint, @str varchar(1000)set @a=1while @a<=9begin set @b=1 set @str='' while @b<=@a begin select @str=@str+convert(varchar(1),@b)+'*'+convert(varchar(1),@a)+'='+convert(varchar(2),@a*@b)+space(2) set @b=@b+1 end print @str set @a=@a+1end
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declare @x intdeclare @y intdeclare @c varchar(6000)set @x = 1while(@x<=9)begin select @y=1,@c='' while(@y<=@x) begin select @c=@c+cast(@y as varchar)+'x'+cast(@x as varchar)+'=' +(case when len(ltrim(@x*@y))>1 then '' else ' ' end)+ltrim(@x*@y)+' ' select @y=@y+1 end print @c+char(10) select @x=@x+1end/*******************************1x1= 1 1x2= 2 2x2= 4 1x3= 3 2x3= 6 3x3= 9 1x4= 4 2x4= 8 3x4=12 4x4=16 1x5= 5 2x5=10 3x5=15 4x5=20 5x5=25 1x6= 6 2x6=12 3x6=18 4x6=24 5x6=30 6x6=36 1x7= 7 2x7=14 3x7=21 4x7=28 5x7=35 6x7=42 7x7=49 1x8= 8 2x8=16 3x8=24 4x8=32 5x8=40 6x8=48 7x8=56 8x8=64 1x9= 9 2x9=18 3x9=27 4x9=36 5x9=45 6x9=54 7x9=63 8x9=72 9x9=81
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9*9乘法表?
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selectmax(case when a < 1 then '' else '1*'+cast(a as varchar)+'='+cast(a*1 as varchar) end) as [1],max(case when a < 2 then '' else '2*'+cast(a as varchar)+'='+cast(a*2 as varchar) end) as [2],max(case when a < 3 then '' else '3*'+cast(a as varchar)+'='+cast(a*3 as varchar) end) as [3],max(case when a < 4 then '' else '4*'+cast(a as varchar)+'='+cast(a*4 as varchar) end) as [4],max(case when a < 5 then '' else '5*'+cast(a as varchar)+'='+cast(a*5 as varchar) end) as [5],max(case when a < 6 then '' else '6*'+cast(a as varchar)+'='+cast(a*6 as varchar) end) as [6],max(case when a < 7 then '' else '7*'+cast(a as varchar)+'='+cast(a*7 as varchar) end) as [7],max(case when a < 8 then '' else '8*'+cast(a as varchar)+'='+cast(a*8 as varchar) end) as [8],max(case when a < 9 then '' else '9*'+cast(a as varchar)+'='+cast(a*9 as varchar) end) as [9]from (select 1 as aunion allselect 2union allselect 3union allselect 4union allselect 5union allselect 6union allselect 7union allselect 8union allselect 9) as t1group by a
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元始天尊。
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.....
经典
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在tony哥的博客看到过:
http://blog.csdn.net/htl258/article/details/4013588
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不够经典,罚你今晚不睡觉继续想
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确实不经典,骗水
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感觉少点什么....
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--这样会不会好看一些selectmax(case when a>0 then '1*'+a+'='+ltrim(a*1) end) [1],max(case when a>1 then '2*'+a+'='+ltrim(a*2) end) [2],max(case when a>2 then '3*'+a+'='+ltrim(a*3) end) [3],max(case when a>3 then '4*'+a+'='+ltrim(a*4) end) [4],max(case when a>4 then '5*'+a+'='+ltrim(a*5) end) [5],max(case when a>5 then '6*'+a+'='+ltrim(a*6) end) [6],max(case when a>6 then '7*'+a+'='+ltrim(a*7) end) [7],max(case when a>7 then '8*'+a+'='+ltrim(a*8) end) [8],max(case when a>8 then '9*'+a+'='+ltrim(a*9) end) [9]from ( select ltrim(number) a from master..spt_values where type='p' and number between 1 and 9) t group by a
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羡慕大牛们的SQL
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什么情况?
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牛人!!!学习了!!!
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这个。。。。。。。菜鸟没看懂是什么语言写的。。。。
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楼上的,这个是SQL写的
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经典啊。话说真的么?
declare @a smallint, @b smallint, @str varchar(1000)set @a=1while @a<=9begin set @b=1 set @str='' while @b<=@a begin select @str=@str+convert(varchar(1),@b)+'*'+convert(varchar(1),@a)+'='+convert(varchar(2),@a*@b)+space(2) set @b=@b+1 end print @str set @a=@a+1end
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哝啥意思
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恩,不错,收藏
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经典!
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呵呵 太经典了
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激动呀,SQL
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select '1*'+a+'='+CAST(1*1*(case when a>=1Then a else NULL end) as varchar) as [1],'2*'+a+'='+CAST(2*1*(case when a>=2Then a else NULL end) as varchar) as [2],'3*'+a+'='+CAST(3*1*(case when a>=3Then a else NULL end) as varchar) as [3],'4*'+a+'='+CAST(4*1*(case when a>=4Then a else NULL end) as varchar) as [4],'5*'+a+'='+CAST(5*1*(case when a>=5Then a else NULL end) as varchar) as [5],'6*'+a+'='+CAST(6*1*(case when a>=6Then a else NULL end) as varchar) as [6],'7*'+a+'='+CAST(7*1*(case when a>=7Then a else NULL end) as varchar) as [7],'8*'+a+'='+CAST(8*1*(case when a>=8Then a else NULL end) as varchar) as [8],'9*'+a+'='+CAST(9*1*(case when a>=9Then a else NULL end) as varchar) as [9]from (select top 9 CAST(Row_Number()over (order by name) as varchar(10) ) as a from master..spt_values )b /*1 2 3 4 5 6 7 8 91*1=1 NULL NULL NULL NULL NULL NULL NULL NULL1*2=2 2*2=4 NULL NULL NULL NULL NULL NULL NULL1*3=3 2*3=6 3*3=9 NULL NULL NULL NULL NULL NULL1*4=4 2*4=8 3*4=12 4*4=16 NULL NULL NULL NULL NULL1*5=5 2*5=10 3*5=15 4*5=20 5*5=25 NULL NULL NULL NULL1*6=6 2*6=12 3*6=18 4*6=24 5*6=30 6*6=36 NULL NULL NULL1*7=7 2*7=14 3*7=21 4*7=28 5*7=35 6*7=42 7*7=49 NULL NULL1*8=8 2*8=16 3*8=24 4*8=32 5*8=40 6*8=48 7*8=56 8*8=64 NULL1*9=9 2*9=18 3*9=27 4*9=36 5*9=45 6*9=54 7*9=63 8*9=72 9*9=81*/