KDNuggets关于数据挖掘中处理过的最大数据量的调查(2009)

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Largest database data-mined Poll

What was the largest database or dataset you data-mined? [185 votes total]

less than 1 MB (5) 3%1.1 to 10 MB (9) 5%11 to 100 MB (12) 6%101 MB to 1 GB (19) 10%1.1 to 10 GB (46) 25%11 to 100 GB (35) 19%101 GB to 1 Terabyte (30) 16%1.1 to 10 Terabytes (17) 9%over 10 Terabytes (12) 6%

The median database size is 10-20 GB, same as in2008 KDnuggets Poll: largest database or dataset you data-mined.

We note that 2009 poll run for longer period of time, so it got more votes.

We observe that there are the same number of votes in over 10 Terabytesrange, but significantly more votes in 101 GB to 1 Terabyte, andespecially 1.1 to 10 Terabytes ranges.

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