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http://www.directionsmag.com/entry/ram-is-100-thousand-times-faster-than-disk-for-database-access/123964
您即将离开知乎,请注意您的账号和财产安全。
http://www.directionsmag.com/entry/ram-is-100-thousand-times-faster-than-disk-for-database-access/123964