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#2
windstore2007-03-22 23:16
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1.按某一字段降序,并且不等于0; 2.只查询前5条.
select top 5 * from table order by files where files<>0
但是如果所有记录都为0,或者说不等于0的记录不够5条,会不会出错?
该怎样判断啊???
1.按某一字段降序,并且不等于0; 2.只查询前5条.
select top 5 * from table order by files where files<>0
但是如果所有记录都为0,或者说不等于0的记录不够5条,会不会出错?
该怎样判断啊???
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#2
windstore2007-03-22 23:16
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#3
卡洛2007-03-23 10:37
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#4
Kendy1234562007-03-23 11:19
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#5
heyongzhi2007-03-24 15:49
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#6
棉花糖ONE2007-03-24 16:03
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