How To Retrieve This Record? 谢谢# Database - 数据库
l*s
1 楼
retrieve a record which has a same value for all the 50 fields it has from a
big database..thanks.
big database..thanks.
b*l
2 楼
SELECT * FROM T
WHERE MAX(C1,C2,...C50) = MIN(C1,C2,..C50)
【在 l***s 的大作中提到】
: retrieve a record which has a same value for all the 50 fields it has from a
: big database..thanks.
WHERE MAX(C1,C2,...C50) = MIN(C1,C2,..C50)
【在 l***s 的大作中提到】
: retrieve a record which has a same value for all the 50 fields it has from a
: big database..thanks.
l*s
3 楼
hey, this is smart ! thanks a lot ! :)
a
【在 b******l 的大作中提到】
: SELECT * FROM T
: WHERE MAX(C1,C2,...C50) = MIN(C1,C2,..C50)
a
【在 b******l 的大作中提到】
: SELECT * FROM T
: WHERE MAX(C1,C2,...C50) = MIN(C1,C2,..C50)
j*i
4 楼
this is for what?
access, oracle,@@
not good for certain things bah
from
【在 l***s 的大作中提到】
: hey, this is smart ! thanks a lot ! :)
:
: a
access, oracle,@@
not good for certain things bah
from
【在 l***s 的大作中提到】
: hey, this is smart ! thanks a lot ! :)
:
: a
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