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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://www.aygfsteel.com/paulwong/aggbug/403532.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/paulwong/" target="_blank">paulwong</a> 2013-09-01 12:41 <a href="http://www.aygfsteel.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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