我正在寻找vlookup的替代品,在感兴趣的环境中提高性能.
上下文如下:
VLOOKUP是FALSE)一个架构来解释:
参考表:( "sheet1")
A B
1
2 key1 data1
3 key2 data2
4 key3 data3
... ... ...
99999 key99998 data99998
100000 key99999 data99999
100001 key100000 data100000
100002
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查找表:
A B
1
2 key51359 =VLOOKUP(A2;sheet1!$A$2:$B$100001;2;FALSE)
3 key41232 =VLOOKUP(A3;sheet1!$A$2:$B$100001;2;FALSE)
4 key10102 =VLOOKUP(A3;sheet1!$A$2:$B$100001;2;FALSE)
... ... ...
99999 key4153 =VLOOKUP(A99999;sheet1!$A$2:$B$100001;2;FALSE)
100000 key12818 =VLOOKUP(A100000;sheet1!$A$2:$B$100001;2;FALSE)
100001 key35032 =VLOOKUP(A100001;sheet1!$A$2:$B$100001;2;FALSE)
100002
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在我的Core i7 M 620 @ 2.67 GHz上,计算时间约为10分钟
在这种情况下,VLOOKUP是否有更好的性能?