关于hadoop数据仓库.ppt

* * HIVE的physical plan的生成 The End Thank you k * * * Hadoop Wins Terabyte Sort Benchmark:? One of Yahoos Hadoop clusters sorted 1 terabyte of data in 209 seconds, which beat the previous record of 297 seconds in the annual general purpose (Daytona)?terabyte sort benchmark. This is the first time that either a Java or an open source program has won. * 同时也是Nutch, Lucene的负责人 09年8月离开yahoo！，加入Cloudera * There are 36 data centers in all—19 in the U.S., 12 in Europe, 3 in Asia, and one each in Russia and South America.? Baidu - the leading Chinese language search engine Hadoop used to analyze the log of search and do some mining work on web page database We handle about 3000TB per week Our clusters vary from 10 to 500 nodes Hypertable is also supported by Baidu * There are 36 data centers in all—19 in the U.S., 12 in Europe, 3 in Asia, and one each in Russia and South America.? Baidu - the leading Chinese language search engine Hadoop used to analyze the log of search and do some mining work on web page database We handle about 3000TB per week Our clusters vary from 10 to 500 nodes Hypertable is also supported by Baidu * There are 36 data centers in all—19 in the U.S., 12 in Europe, 3 in Asia, and one each in Russia and South America.? Baidu - the leading Chinese language search engine Hadoop used to analyze the log of search and do some mining work on web page database We handle about 3000TB per week Our clusters vary from 10 to 500 nodes Hypertable is also supported by Baidu * There are 36 data centers in all—19 in the U.S., 12 in Europe, 3 in Asia, and one each in Russia and South America.? Baidu - the leading Chinese language search engine Hadoop used to analyze the log of search and do some mining work on web page database We handle about 3000TB per week Our clusters vary from 10 to 500 nodes Hypertable is also supported by Baidu * There are 36 data centers in all—19 in the U.S., 12 in Europe, 3 in Asia, and one each in Russia and South