锘??xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:trackback="http://madskills.com/public/xml/rss/module/trackback/" xmlns:wfw="http://wellformedweb.org/CommentAPI/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/"><channel><title>&#25104;&#20154;&#23159;&#23159;&#32593;&#33394;&#20599;&#20599;&#20122;&#27954;&#30007;&#20154;&#30340;&#22825;&#22530;&#13;&#44;&#20122;&#27954;&#31934;&#21697;&#19968;&#32423;&#26080;&#30721;&#40065;&#19997;&#29255;&#44;&#20122;&#27954;&#31934;&#21697;&#33394;&#25773;&#19968;&#21306;&#20108;&#21306;</title><link>http://m.tkk7.com/paulwong/category/53870.html</link><description /><language>zh-cn</language><lastBuildDate>Sun, 01 Sep 2013 05:04:29 GMT</lastBuildDate><pubDate>Sun, 01 Sep 2013 05:04:29 GMT</pubDate><ttl>60</ttl><item><title>HIVE璧勬簮</title><link>http://m.tkk7.com/paulwong/archive/2013/09/01/403532.html</link><dc:creator>paulwong</dc:creator><author>paulwong</author><pubDate>Sun, 01 Sep 2013 04:41:00 GMT</pubDate><guid>http://m.tkk7.com/paulwong/archive/2013/09/01/403532.html</guid><wfw:comment>http://m.tkk7.com/paulwong/comments/403532.html</wfw:comment><comments>http://m.tkk7.com/paulwong/archive/2013/09/01/403532.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://m.tkk7.com/paulwong/comments/commentRss/403532.html</wfw:commentRss><trackback:ping>http://m.tkk7.com/paulwong/services/trackbacks/403532.html</trackback:ping><description><![CDATA[<p>
 
Hive鏄緩绔嬪湪Hadoop涓婄殑鏁版嵁浠撳簱鍩虹鏋勬灦銆傚畠鎻愪緵浜嗕竴緋誨垪鐨勫伐鍏鳳紝鍙互鐢ㄦ潵榪涜鏁版嵁鎻愬彇杞寲鍔犺澆錛圗TL錛夛紝榪欐槸涓�縐嶅彲浠ュ瓨鍌ㄣ�佹煡璇㈠拰鍒嗘瀽瀛樺偍鍦?Hadoop 涓殑澶ц妯℃暟鎹殑鏈哄埗銆侶ive 瀹氫箟浜嗙畝鍗曠殑綾?SQL 鏌ヨ璇█錛岀О涓?HQL錛屽畠鍏佽鐔熸倝 SQL 鐨勭敤鎴鋒煡璇㈡暟鎹�傚悓鏃訛紝榪欎釜璇█涔熷厑璁哥啛鎮?MapReduce 寮�鍙戣�呯殑寮�鍙戣嚜瀹氫箟鐨?mapper 鍜?reducer 鏉ュ鐞嗗唴寤虹殑 mapper 鍜?reducer 鏃犳硶瀹屾垚鐨勫鏉傜殑鍒嗘瀽宸ヤ綔銆?br /><br /><br />Hive 娌℃湁涓撻棬鐨勬暟鎹牸寮忋�?Hive 鍙互寰堝ソ鐨勫伐浣滃湪 Thrift 涔嬩笂錛屾帶鍒跺垎闅旂錛屼篃鍏佽鐢ㄦ埛鎸囧畾鏁版嵁鏍煎紡<br /><br /><br />hive涓庡叧緋繪暟鎹簱鐨勫尯鍒細<br /><br />鏁版嵁瀛樺偍涓嶅悓錛歨ive鍩轟簬hadoop鐨凥DFS錛屽叧緋繪暟鎹簱鍒欏熀浜庢湰鍦版枃浠剁郴緇?br /><br />璁＄畻妯″瀷涓嶅悓錛歨ive鍩轟簬hadoop鐨刴apreduce錛屽叧緋繪暟鎹簱鍒欏熀浜庣儲寮曠殑鍐呭瓨璁＄畻妯″瀷<br /><br />搴旂敤鍦烘櫙涓嶅悓錛歨ive鏄疧LAP鏁版嵁浠撳簱緋葷粺鎻愪緵嫻烽噺鏁版嵁鏌ヨ鐨勶紝瀹炴椂鎬у緢宸?鍏崇郴鏁版嵁搴撴槸OLTP浜嬪姟緋葷粺錛屼負瀹炴椂鏌ヨ涓氬姟鏈嶅姟<br /><br />鎵╁睍鎬т笉鍚岋細hive鍩轟簬hadoop寰堝鏄撻�氳繃鍒嗗竷寮忓鍔犲瓨鍌ㄨ兘鍔涘拰璁＄畻鑳藉姏錛屽叧緋繪暟鎹簱姘村鉤鎵╁睍寰堥毦錛岃涓嶆柇澧炲姞鍗曟満鐨勬�ц兘<br /><br /><br />Hive瀹夎鍙婁嬌鐢ㄦ敾鐣?br /><a  target="_blank">http://blog.fens.me/hadoop-hive-intro/</a><br /><br /><br />R鍒╁墤NoSQL緋誨垪鏂囩珷 涔?Hive<br /><a  target="_blank">http://cos.name/2013/07/r-nosql-hive/</a><br /><br /><br /><br /><br /><br /><br /><br /><br /></p><img src ="http://m.tkk7.com/paulwong/aggbug/403532.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://m.tkk7.com/paulwong/" target="_blank">paulwong</a> 2013-09-01 12:41 <a href="http://m.tkk7.com/paulwong/archive/2013/09/01/403532.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item></channel></rss>              <footer>
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