{"id":1090,"date":"2014-08-19T09:00:25","date_gmt":"2014-08-19T09:00:25","guid":{"rendered":"http:\/\/ixyzero.com\/blog\/?p=1090"},"modified":"2014-08-19T09:00:25","modified_gmt":"2014-08-19T09:00:25","slug":"%e8%bd%ac%e6%95%99%e4%bd%a0%e5%a6%82%e4%bd%95%e8%bf%85%e9%80%9f%e7%a7%92%e6%9d%80%e6%8e%89%ef%bc%9a99%e7%9a%84%e6%b5%b7%e9%87%8f%e6%95%b0%e6%8d%ae%e5%a4%84%e7%90%86%e9%9d%a2%e8%af%95%e9%a2%98","status":"publish","type":"post","link":"https:\/\/ixyzero.com\/blog\/archives\/1090.html","title":{"rendered":"[collect]\u6559\u4f60\u5982\u4f55\u8fc5\u901f\u79d2\u6740\u6389\uff1a99%\u7684\u6d77\u91cf\u6570\u636e\u5904\u7406\u9762\u8bd5\u9898"},"content":{"rendered":"<p style=\"color: #333333;\">\u4f5c\u8005\uff1aJuly<br \/>\n\u51fa\u5904\uff1a\u7ed3\u6784\u4e4b\u6cd5\u7b97\u6cd5\u4e4b\u9053blog<\/p>\n<h4 style=\"color: #333333;\">\u524d\u8a00<\/h4>\n<p style=\"color: #333333;\">\u00a0 \u00a0 \u4e00\u822c\u800c\u8a00\uff0c\u6807\u9898\u542b\u6709\u201c\u79d2\u6740\u201d\uff0c\u201c99%\u201d\uff0c\u201c\u53f2\u4e0a\u6700\u5168\/\u6700\u5f3a\u201d\u7b49\u8bcd\u6c47\u7684\u5f80\u5f80\u90fd\u8131\u4e0d\u4e86\u54d7\u4f17\u53d6\u5ba0\u4e4b\u5acc\uff0c\u4f46\u8fdb\u4e00\u6b65\u6765\u8bb2\uff0c\u5982\u679c\u8bfb\u8005\u8bfb\u7f62\u6b64\u6587\uff0c\u5374\u65e0\u4efb\u4f55\u6536\u83b7\uff0c\u90a3\u4e48\uff0c\u6211\u4e5f\u7518\u613f\u80cc\u8d1f\u8fd9\u6837\u7684\u7f6a\u540d\uff0c:-)\uff0c\u540c\u65f6\uff0c\u6b64\u6587\u53ef\u4ee5\u770b\u505a\u662f\u5bf9\u8fd9\u7bc7\u6587\u7ae0\uff1a<a style=\"color: #220000;\" href=\"http:\/\/blog.csdn.net\/v_JULY_v\/archive\/2011\/03\/26\/6279498.aspx\" target=\"_blank\">\u5341\u9053\u6d77\u91cf\u6570\u636e\u5904\u7406\u9762\u8bd5\u9898\u4e0e\u5341\u4e2a\u65b9\u6cd5\u5927\u603b\u7ed3<\/a>\u7684\u4e00\u822c\u62bd\u8c61\u6027\u603b\u7ed3\u3002<\/p>\n<p style=\"color: #333333;\">\u00a0 \u00a0 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OK\uff0c\u82e5\u6709\u4efb\u4f55\u95ee\u9898\uff0c\u6b22\u8fce\u968f\u65f6\u4e0d\u541d\u8d50\u6559\u3002\u8c22\u8c22\u3002<\/p>\n<h4>\u4f55\u8c13\u6d77\u91cf\u6570\u636e\u5904\u7406\uff1f<\/h4>\n<p style=\"color: #333333;\">\u00a0\u00a0 \u6240\u8c13\u6d77\u91cf\u6570\u636e\u5904\u7406\uff0c\u65e0\u975e\u5c31\u662f\u57fa\u4e8e\u6d77\u91cf\u6570\u636e\u4e0a\u7684\u5b58\u50a8\u3001\u5904\u7406\u3001\u64cd\u4f5c\u3002\u4f55\u8c13\u6d77\u91cf\uff0c\u5c31\u662f\u6570\u636e\u91cf\u592a\u5927\uff0c\u6240\u4ee5\u5bfc\u81f4\u8981\u4e48\u662f\u65e0\u6cd5\u5728\u8f83\u77ed\u65f6\u95f4\u5185\u8fc5\u901f\u89e3\u51b3\uff0c\u8981\u4e48\u662f\u6570\u636e\u592a\u5927\uff0c\u5bfc\u81f4\u65e0\u6cd5\u4e00\u6b21\u6027\u88c5\u5165\u5185\u5b58\u3002<\/p>\n<p style=\"color: #333333;\">\u00a0\u00a0\u00a0 \u90a3\u89e3\u51b3\u529e\u6cd5\u5462\uff1f\u9488\u5bf9\u65f6\u95f4\uff0c\u6211\u4eec\u53ef\u4ee5\u91c7\u7528\u5de7\u5999\u7684\u7b97\u6cd5\u642d\u914d\u5408\u9002\u7684\u6570\u636e\u7ed3\u6784\uff0c\u5982Bloom filter\/Hash\/bit-map\/\u5806\/\u6570\u636e\u5e93\u6216\u5012\u6392\u7d22\u5f15\/trie\u6811\uff0c\u9488\u5bf9\u7a7a\u95f4\uff0c\u65e0\u975e\u5c31\u4e00\u4e2a\u529e\u6cd5\uff1a\u5927\u800c\u5316\u5c0f\uff0c\u5206\u800c\u6cbb\u4e4b\uff08hash\u6620\u5c04\uff09\uff0c\u4f60\u4e0d\u662f\u8bf4\u89c4\u6a21\u592a\u5927\u561b\uff0c\u90a3\u7b80\u5355\u554a\uff0c\u5c31\u628a\u89c4\u6a21\u5927\u5316\u4e3a\u89c4\u6a21\u5c0f\u7684\uff0c\u5404\u4e2a\u51fb\u7834\u4e0d\u5c31\u5b8c\u4e86\u561b\u3002<\/p>\n<p style=\"color: #333333;\">\u00a0\u00a0\u00a0 \u81f3\u4e8e\u6240\u8c13\u7684\u5355\u673a\u53ca\u96c6\u7fa4\u95ee\u9898\uff0c\u901a\u4fd7\u70b9\u6765\u8bb2\uff0c\u5355\u673a\u5c31\u662f\u5904\u7406\u88c5\u8f7d\u6570\u636e\u7684\u673a\u5668\u6709\u9650(\u53ea\u8981\u8003\u8651cpu\uff0c\u5185\u5b58\uff0c\u786c\u76d8\u7684\u6570\u636e\u4ea4\u4e92)\uff0c\u800c\u96c6\u7fa4\uff0c\u673a\u5668\u6709\u591a\u8f86\uff0c\u9002\u5408\u5206\u5e03\u5f0f\u5904\u7406\uff0c\u5e76\u884c\u8ba1\u7b97(\u66f4\u591a\u8003\u8651\u8282\u70b9\u548c\u8282\u70b9\u95f4\u7684\u6570\u636e\u4ea4\u4e92)\u3002<\/p>\n<p style=\"color: #333333;\">\u00a0\u00a0\u00a0 \u518d\u8005\uff0c\u901a\u8fc7\u672cblog\u5185\u7684\u6709\u5173\u6d77\u91cf\u6570\u636e\u5904\u7406\u7684\u6587\u7ae0\uff1a<a style=\"color: #336699;\" href=\"http:\/\/blog.csdn.net\/v_july_v\/article\/category\/1106578\" target=\"_blank\">Big Data Processing<\/a>\uff0c\u6211\u4eec\u5df2\u7ecf\u5927\u81f4\u77e5\u9053\uff0c\u5904\u7406\u6d77\u91cf\u6570\u636e\u95ee\u9898\uff0c\u65e0\u975e\u5c31\u662f\uff1a<\/p>\n<ol style=\"color: #333333;\">\n<ol>\n<ol>\n<li>\u5206\u800c\u6cbb\u4e4b\/hash\u6620\u5c04 + hash\u7edf\u8ba1 + \u5806\/\u5feb\u901f\/\u5f52\u5e76\u6392\u5e8f\uff1b<\/li>\n<li>\u53cc\u5c42\u6876\u5212\u5206<\/li>\n<li>Bloom filter\/Bitmap\uff1b<\/li>\n<li>Trie\u6811\/\u6570\u636e\u5e93\/\u5012\u6392\u7d22\u5f15\uff1b<\/li>\n<li>\u5916\u6392\u5e8f\uff1b<\/li>\n<li>\u5206\u5e03\u5f0f\u5904\u7406\u4e4bHadoop\/Mapreduce\u3002<\/li>\n<\/ol>\n<\/ol>\n<\/ol>\n<p style=\"color: #333333;\">\u00a0 \u00a0 \u4e0b\u9762\uff0c\u672c\u6587<span style=\"color: #ff0000;\"><strong>\u7b2c\u4e00\u90e8\u5206<\/strong><\/span>\uff1a\u4eceset\/map\u8c08\u5230hashtable\/hash_map\/hash_set\uff0c\u7b80\u8981\u4ecb\u7ecd\u4e0bset\/map\/multiset\/multimap\uff0c\u53cahash_set\/hash_map\/hash_multiset\/hash_multimap\u4e4b\u533a\u522b(\u4e07\u4e08\u9ad8\u697c\u5e73\u5730\u8d77\uff0c\u57fa\u7840\u6700\u91cd\u8981)\uff0c\u800c\u672c\u6587<span style=\"color: #ff0000;\"><strong>\u7b2c\u4e8c\u90e8\u5206<\/strong><\/span>\uff1a\u9488\u5bf9\u4e0a\u8ff0\u90a36\u79cd\u65b9\u6cd5\u6a21\u5f0f\u7ed3\u5408\u5bf9\u5e94\u7684\u6d77\u91cf\u6570\u636e\u5904\u7406\u9762\u8bd5\u9898\u5206\u522b\u5177\u4f53\u9610\u8ff0\u3002<\/p>\n<h5 style=\"color: #333333;\"><strong>\u7b2c\u4e00\u90e8\u5206\u3001\u4eceset\/map\u8c08\u5230hashtable\/hash_map\/hash_set<\/strong><\/h5>\n<p style=\"color: #333333;\">\u00a0 \u00a0 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#333333;\">\n<li>\u5e8f\u5217\u5f0f\u5bb9\u5668(vector\/list\/deque\/stack\/queue\/heap)\uff0c<\/li>\n<li>\u5173\u8054\u5f0f\u5bb9\u5668\u3002\u5173\u8054\u5f0f\u5bb9\u5668\u53c8\u5206\u4e3aset(\u96c6\u5408)\u548cmap(\u6620\u5c04\u8868)\u4e24\u5927\u7c7b\uff0c\u4ee5\u53ca\u8fd9\u4e24\u5927\u7c7b\u7684\u884d\u751f\u4f53multiset(\u591a\u952e\u96c6\u5408)\u548cmultimap(\u591a\u952e\u6620\u5c04\u8868)\uff0c\u8fd9\u4e9b\u5bb9\u5668\u5747\u4ee5RB-tree\u5b8c\u6210\u3002\u6b64\u5916\uff0c\u8fd8\u6709\u7b2c3\u7c7b\u5173\u8054\u5f0f\u5bb9\u5668\uff0c\u5982hashtable(\u6563\u5217\u8868)\uff0c\u4ee5\u53ca\u4ee5hashtable\u4e3a\u5e95\u5c42\u673a\u5236\u5b8c\u6210\u7684hash_set(\u6563\u5217\u96c6\u5408)\/hash_map(\u6563\u5217\u6620\u5c04\u8868)\/hash_multiset(\u6563\u5217\u591a\u952e\u96c6\u5408)\/hash_multimap(\u6563\u5217\u591a\u952e\u6620\u5c04\u8868)\u3002\u4e5f\u5c31\u662f\u8bf4\uff0cset\/map\/multiset\/multimap\u90fd\u5185\u542b\u4e00\u4e2aRB-tree\uff0c\u800chash_set\/hash_map\/hash_multiset\/hash_multimap\u90fd\u5185\u542b\u4e00\u4e2ahashtable\u3002<\/li>\n<\/ul>\n<p style=\"color: #333333;\">\u00a0 \u00a0 \u6240\u8c13\u5173\u8054\u5f0f\u5bb9\u5668\uff0c\u7c7b\u4f3c\u5173\u8054\u5f0f\u6570\u636e\u5e93\uff0c\u6bcf\u7b14\u6570\u636e\u6216\u6bcf\u4e2a\u5143\u7d20\u90fd\u6709\u4e00\u4e2a\u952e\u503c(key)\u548c\u4e00\u4e2a\u5b9e\u503c(value)\uff0c\u5373\u6240\u8c13\u7684Key-Value(\u952e-\u503c\u5bf9)\u3002\u5f53\u5143\u7d20\u88ab\u63d2\u5165\u5230\u5173\u8054\u5f0f\u5bb9\u5668\u4e2d\u65f6\uff0c\u5bb9\u5668\u5185\u90e8\u7ed3\u6784(RB-tree\/hashtable)\u4fbf\u4f9d\u7167\u5176\u952e\u503c\u5927\u5c0f\uff0c\u4ee5\u67d0\u79cd\u7279\u5b9a\u89c4\u5219\u5c06\u8fd9\u4e2a\u5143\u7d20\u653e\u7f6e\u4e8e\u9002\u5f53\u4f4d\u7f6e\u3002<\/p>\n<p style=\"color: #333333;\">\u00a0 \u00a0 \u00a0\u5305\u62ec\u5728\u975e\u5173\u8054\u5f0f\u6570\u636e\u5e93\u4e2d\uff0c\u6bd4\u5982\uff0c\u5728MongoDB\u5185\uff0c\u6587\u6863(document)\u662f\u6700\u57fa\u672c\u7684\u6570\u636e\u7ec4\u7ec7\u5f62\u5f0f\uff0c\u6bcf\u4e2a\u6587\u6863\u4e5f\u662f\u4ee5Key-Value\uff08\u952e-\u503c\u5bf9\uff09\u7684\u65b9\u5f0f\u7ec4\u7ec7\u8d77\u6765\u3002\u4e00\u4e2a\u6587\u6863\u53ef\u4ee5\u6709\u591a\u4e2aKey-Value\u7ec4\u5408\uff0c\u6bcf\u4e2aValue\u53ef\u4ee5\u662f\u4e0d\u540c\u7684\u7c7b\u578b\uff0c\u6bd4\u5982String\u3001Integer\u3001List\u7b49\u7b49\u3002<br \/>\n{ &#8220;name&#8221; : &#8220;July&#8221;,<br \/>\n&#8220;sex&#8221; : &#8220;male&#8221;,<br \/>\n&#8220;age&#8221; : 23 }<\/p>\n<h6 style=\"color: #333333;\"><strong>set\/map\/multiset\/multimap<\/strong><\/h6>\n<p style=\"color: #333333;\">\u00a0 \u00a0 set\uff0c\u540cmap\u4e00\u6837\uff0c\u6240\u6709\u5143\u7d20\u90fd\u4f1a\u6839\u636e\u5143\u7d20\u7684\u952e\u503c\u81ea\u52a8\u88ab\u6392\u5e8f\uff0c\u56e0\u4e3aset\/map\u4e24\u8005\u7684\u6240\u6709\u5404\u79cd\u64cd\u4f5c\uff0c\u90fd\u53ea\u662f\u8f6c\u800c\u8c03\u7528RB-tree\u7684\u64cd\u4f5c\u884c\u4e3a\uff0c\u4e0d\u8fc7\uff0c\u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0c\u4e24\u8005\u90fd\u4e0d\u5141\u8bb8\u4e24\u4e2a\u5143\u7d20\u6709\u76f8\u540c\u7684\u952e\u503c\u3002<br \/>\n\u4e0d\u540c\u7684\u662f\uff1aset\u7684\u5143\u7d20\u4e0d\u50cfmap\u90a3\u6837\u53ef\u4ee5\u540c\u65f6\u62e5\u6709\u5b9e\u503c(value)\u548c\u952e\u503c(key)\uff0cset\u5143\u7d20\u7684\u952e\u503c\u5c31\u662f\u5b9e\u503c\uff0c\u5b9e\u503c\u5c31\u662f\u952e\u503c\uff0c\u800cmap\u7684\u6240\u6709\u5143\u7d20\u90fd\u662fpair\uff0c\u540c\u65f6\u62e5\u6709\u5b9e\u503c(value)\u548c\u952e\u503c(key)\uff0cpair\u7684\u7b2c\u4e00\u4e2a\u5143\u7d20\u88ab\u89c6\u4e3a\u952e\u503c\uff0c\u7b2c\u4e8c\u4e2a\u5143\u7d20\u88ab\u89c6\u4e3a\u5b9e\u503c\u3002<br \/>\n\u81f3\u4e8emultiset\/multimap\uff0c\u4ed6\u4eec\u7684\u7279\u6027\u53ca\u7528\u6cd5\u548cset\/map\u5b8c\u5168\u76f8\u540c\uff0c\u552f\u4e00\u7684\u5dee\u522b\u5c31\u5728\u4e8e\u5b83\u4eec\u5141\u8bb8\u952e\u503c\u91cd\u590d\uff0c\u5373\u6240\u6709\u7684\u63d2\u5165\u64cd\u4f5c\u57fa\u4e8eRB-tree\u7684insert_equal()\u800c\u975einsert_unique()\u3002<\/p>\n<h6 style=\"color: #333333;\"><strong>hash_set\/hash_map\/hash_multiset\/hash_multimap<\/strong><\/h6>\n<p style=\"color: #333333;\">\u00a0 \u00a0 hash_set\/hash_map\uff0c\u4e24\u8005\u7684\u4e00\u5207\u64cd\u4f5c\u90fd\u662f\u57fa\u4e8ehashtable\u4e4b\u4e0a\u3002\u4e0d\u540c\u7684\u662f\uff0chash_set\u540cset\u4e00\u6837\uff0c\u540c\u65f6\u62e5\u6709\u5b9e\u503c\u548c\u952e\u503c\uff0c\u4e14\u5b9e\u8d28\u5c31\u662f\u952e\u503c\uff0c\u952e\u503c\u5c31\u662f\u5b9e\u503c\uff0c\u800chash_map\u540cmap\u4e00\u6837\uff0c\u6bcf\u4e00\u4e2a\u5143\u7d20\u540c\u65f6\u62e5\u6709\u4e00\u4e2a\u5b9e\u503c(value)\u548c\u4e00\u4e2a\u952e\u503c(key)\uff0c\u6240\u4ee5\u5176\u4f7f\u7528\u65b9\u5f0f\uff0c\u548c\u4e0a\u9762\u7684map\u57fa\u672c\u76f8\u540c\u3002\u4f46\u7531\u4e8ehash_set\/hash_map\u90fd\u662f\u57fa\u4e8ehashtable\u4e4b\u4e0a\uff0c\u6240\u4ee5\u4e0d\u5177\u5907\u81ea\u52a8\u6392\u5e8f\u529f\u80fd\u3002\u4e3a\u4ec0\u4e48?\u56e0\u4e3ahashtable\u6ca1\u6709\u81ea\u52a8\u6392\u5e8f\u529f\u80fd\u3002<br \/>\n\u81f3\u4e8ehash_multiset\/hash_multimap\u7684\u7279\u6027\u4e0e\u4e0a\u9762\u7684multiset\/multimap\u5b8c\u5168\u76f8\u540c\uff0c\u552f\u4e00\u7684\u5dee\u522b\u5c31\u662f\u5b83\u4eechash_multiset\/hash_multimap\u7684\u5e95\u5c42\u5b9e\u73b0\u673a\u5236\u662fhashtable\uff08\u800cmultiset\/multimap\uff0c\u4e0a\u9762\u8bf4\u4e86\uff0c\u5e95\u5c42\u5b9e\u73b0\u673a\u5236\u662fRB-tree\uff09\uff0c\u6240\u4ee5\u5b83\u4eec\u7684\u5143\u7d20\u90fd\u4e0d\u4f1a\u88ab\u81ea\u52a8\u6392\u5e8f\uff0c\u4e0d\u8fc7\u4e5f\u90fd\u5141\u8bb8\u952e\u503c\u91cd\u590d\u3002<\/p>\n<p style=\"color: #333333;\">\u00a0 \u00a0 \u6240\u4ee5\uff0c\u7efc\u4e0a\uff0c\u8bf4\u767d\u4e86\uff0c\u4ec0\u4e48\u6837\u7684\u7ed3\u6784\u51b3\u5b9a\u5176\u4ec0\u4e48\u6837\u7684\u6027\u8d28\uff0c\u56e0\u4e3aset\/map\/multiset\/multimap\u90fd\u662f\u57fa\u4e8eRB-tree\u4e4b\u4e0a\uff0c\u6240\u4ee5\u6709\u81ea\u52a8\u6392\u5e8f\u529f\u80fd\uff0c\u800chash_set\/hash_map\/hash_multiset\/hash_multimap\u90fd\u662f\u57fa\u4e8ehashtable\u4e4b\u4e0a\uff0c\u6240\u4ee5\u4e0d\u542b\u6709\u81ea\u52a8\u6392\u5e8f\u529f\u80fd\uff0c\u81f3\u4e8e\u52a0\u4e2a\u524d\u7f00multi_\u65e0\u975e\u5c31\u662f\u5141\u8bb8\u952e\u503c\u91cd\u590d\u800c\u5df2\u3002<\/p>\n<p style=\"color: #333333;\">\u00a0 \u00a0 \u6b64\u5916\uff0c<\/p>\n<ul style=\"color: #333333;\">\n<ul>\n<li><span style=\"line-height: 1.5;\">\u5173\u4e8e\u4ec0\u4e48hash\uff0c\u8bf7\u770bblog\u5185\u6b64\u7bc7<\/span><a style=\"color: #336699;\" href=\"http:\/\/blog.csdn.net\/v_JULY_v\/article\/details\/6256463\" target=\"_blank\">\u6587\u7ae0<\/a><span style=\"line-height: 1.5;\">\uff1b<\/span><\/li>\n<li><span style=\"line-height: 1.5;\">\u5173\u4e8e\u7ea2\u9ed1\u6811\uff0c\u8bf7\u53c2\u770bblog\u5185\u7cfb\u5217<\/span><a style=\"color: #336699;\" href=\"http:\/\/blog.csdn.net\/v_july_v\/article\/category\/774945\" target=\"_blank\">\u6587\u7ae0<\/a><span style=\"line-height: 1.5;\">\uff0c<\/span><\/li>\n<li><span style=\"line-height: 1.5;\">\u5173\u4e8ehash_map\u7684\u5177\u4f53\u5e94\u7528\uff1a\u8bf7\u770b<\/span><a style=\"color: #336699;\" href=\"http:\/\/blog.csdn.net\/sdhongjun\/article\/details\/4517325\" target=\"_blank\">\u8fd9\u91cc<\/a><span style=\"line-height: 1.5;\">\uff0c\u5173\u4e8ehash_set\uff1a\u8bf7\u770b<\/span><a style=\"color: #336699;\" href=\"http:\/\/blog.csdn.net\/morewindows\/article\/details\/7330323\" target=\"_blank\">\u6b64\u6587<\/a><span style=\"line-height: 1.5;\">\u3002<\/span><\/li>\n<\/ul>\n<\/ul>\n<p style=\"color: #333333;\">\u00a0 \u00a0 OK\uff0c\u63a5\u4e0b\u6765\uff0c\u8bf7\u770b\u672c\u6587\u7b2c\u4e8c\u90e8\u5206\u3001\u5904\u7406\u6d77\u91cf\u6570\u636e\u95ee\u9898\u4e4b\u516d\u628a\u5bc6\u5319\u3002<\/p>\n<h5 style=\"color: #333333;\">\u7b2c\u4e8c\u90e8\u5206\u3001\u5904\u7406\u6d77\u91cf\u6570\u636e\u95ee\u9898\u4e4b\u516d\u628a\u5bc6\u5319<\/h5>\n<h6 style=\"color: #333333;\">\u5bc6\u5319\u4e00\u3001\u5206\u800c\u6cbb\u4e4b\/Hash\u6620\u5c04 + Hash_map\u7edf\u8ba1 + \u5806\/\u5feb\u901f\/\u5f52\u5e76\u6392\u5e8f<\/h6>\n<div style=\"color: #333333;\"><strong>1\u3001\u6d77\u91cf\u65e5\u5fd7\u6570\u636e\uff0c\u63d0\u53d6\u51fa\u67d0\u65e5\u8bbf\u95ee\u767e\u5ea6\u6b21\u6570\u6700\u591a\u7684\u90a3\u4e2aIP\u3002<\/strong><\/div>\n<div style=\"color: #333333;\">\u00a0 \u00a0 \u65e2\u7136\u662f\u6d77\u91cf\u6570\u636e\u5904\u7406\uff0c\u90a3\u4e48\u53ef\u60f3\u800c\u77e5\uff0c\u7ed9\u6211\u4eec\u7684\u6570\u636e\u90a3\u5c31\u4e00\u5b9a\u662f\u6d77\u91cf\u7684\u3002\u9488\u5bf9\u8fd9\u4e2a\u6570\u636e\u7684\u6d77\u91cf\uff0c\u6211\u4eec\u5982\u4f55\u7740\u624b\u5462?\u5bf9\u7684\uff0c\u65e0\u975e\u5c31\u662f\u5206\u800c\u6cbb\u4e4b\/hash\u6620\u5c04 + hash\u7edf\u8ba1 + \u5806\/\u5feb\u901f\/\u5f52\u5e76\u6392\u5e8f\uff0c\u8bf4\u767d\u4e86\uff0c\u5c31\u662f\u5148\u6620\u5c04\uff0c\u800c\u540e\u7edf\u8ba1\uff0c\u6700\u540e\u6392\u5e8f\uff1a<\/div>\n<div style=\"color: #333333;\">\n<ol>\n<ol>\n<ol>\n<li>\u5206\u800c\u6cbb\u4e4b\/hash\u6620\u5c04\uff1a\u9488\u5bf9\u6570\u636e\u592a\u5927\uff0c\u5185\u5b58\u53d7\u9650\uff0c\u53ea\u80fd\u662f\uff1a\u628a\u5927\u6587\u4ef6\u5316\u6210(\u53d6\u6a21\u6620\u5c04)\u5c0f\u6587\u4ef6\uff0c\u537316\u5b57\u65b9\u9488\uff1a\u5927\u800c\u5316\u5c0f\uff0c\u5404\u4e2a\u51fb\u7834\uff0c\u7f29\u5c0f\u89c4\u6a21\uff0c\u9010\u4e2a\u89e3\u51b3<\/li>\n<li>hash_map\u7edf\u8ba1\uff1a\u5f53\u5927\u6587\u4ef6\u8f6c\u5316\u4e86\u5c0f\u6587\u4ef6\uff0c\u90a3\u4e48\u6211\u4eec\u4fbf\u53ef\u4ee5\u91c7\u7528\u5e38\u89c4\u7684hash_map(ip\uff0cvalue)\u6765\u8fdb\u884c\u9891\u7387\u7edf\u8ba1\u3002<\/li>\n<li>\u5806\/\u5feb\u901f\u6392\u5e8f\uff1a\u7edf\u8ba1\u5b8c\u4e86\u4e4b\u540e\uff0c\u4fbf\u8fdb\u884c\u6392\u5e8f(\u53ef\u91c7\u53d6\u5806\u6392\u5e8f)\uff0c\u5f97\u5230\u6b21\u6570\u6700\u591a\u7684IP\u3002<\/li>\n<\/ol>\n<\/ol>\n<\/ol>\n<\/div>\n<p style=\"color: #333333;\">\u00a0 \u00a0\u5177\u4f53\u800c\u8bba\uff0c\u5219\u662f\uff1a \u201c\u9996\u5148\u662f\u8fd9\u4e00\u5929\uff0c\u5e76\u4e14\u662f\u8bbf\u95ee\u767e\u5ea6\u7684\u65e5\u5fd7\u4e2d\u7684IP\u53d6\u51fa\u6765\uff0c\u9010\u4e2a\u5199\u5165\u5230\u4e00\u4e2a\u5927\u6587\u4ef6\u4e2d\u3002\u6ce8\u610f\u5230IP\u662f32\u4f4d\u7684\uff0c\u6700\u591a\u6709\u4e2a2^32\u4e2aIP\u3002\u540c\u6837\u53ef\u4ee5\u91c7\u7528\u6620\u5c04\u7684\u65b9\u6cd5\uff0c\u6bd4\u5982%1000\uff0c\u628a\u6574\u4e2a\u5927\u6587\u4ef6\u6620\u5c04\u4e3a1000\u4e2a\u5c0f\u6587\u4ef6\uff0c\u518d\u627e\u51fa\u6bcf\u4e2a\u5c0f\u6587\u4e2d\u51fa\u73b0\u9891\u7387\u6700\u5927\u7684IP\uff08\u53ef\u4ee5\u91c7\u7528hash_map\u5bf9\u90a31000\u4e2a\u6587\u4ef6\u4e2d\u7684\u6240\u6709IP\u8fdb\u884c\u9891\u7387\u7edf\u8ba1\uff0c\u7136\u540e\u4f9d\u6b21\u627e\u51fa\u5404\u4e2a\u6587\u4ef6\u4e2d\u9891\u7387\u6700\u5927\u7684\u90a3\u4e2aIP\uff09\u53ca\u76f8\u5e94\u7684\u9891\u7387\u3002\u7136\u540e\u518d\u5728\u8fd91000\u4e2a\u6700\u5927\u7684IP\u4e2d\uff0c\u627e\u51fa\u90a3\u4e2a\u9891\u7387\u6700\u5927\u7684IP\uff0c\u5373\u4e3a\u6240\u6c42\u3002\u201d&#8211;<a style=\"color: #220000;\" href=\"http:\/\/blog.csdn.net\/v_JULY_v\/archive\/2011\/03\/26\/6279498.aspx\" target=\"_blank\">\u5341\u9053\u6d77\u91cf\u6570\u636e\u5904\u7406\u9762\u8bd5\u9898\u4e0e\u5341\u4e2a\u65b9\u6cd5\u5927\u603b\u7ed3<\/a>\u3002<\/p>\n<p style=\"color: #333333;\">\u00a0 \u00a0 \u5173\u4e8e\u672c\u9898\uff0c\u8fd8\u6709\u51e0\u4e2a\u95ee\u9898\uff0c\u5982\u4e0b\uff1a<\/p>\n<p style=\"color: #333333;\">\u00a0 \u00a0 \u00a0 1\u3001Hash\u53d6\u6a21\u662f\u4e00\u79cd\u7b49\u4ef7\u6620\u5c04\uff0c\u4e0d\u4f1a\u5b58\u5728\u540c\u4e00\u4e2a\u5143\u7d20\u5206\u6563\u5230\u4e0d\u540c\u5c0f\u6587\u4ef6\u4e2d\u53bb\u7684\u60c5\u51b5\uff0c\u5373\u8fd9\u91cc\u91c7\u7528\u7684\u662fmod1000\u7b97\u6cd5\uff0c\u90a3\u4e48\u76f8\u540c\u7684IP\u5728hash\u540e\uff0c\u53ea\u53ef\u80fd\u843d\u5728\u540c\u4e00\u4e2a\u6587\u4ef6\u4e2d\uff0c\u4e0d\u53ef\u80fd\u88ab\u5206\u6563\u7684\u3002<br \/>\n2\u3001\u90a3\u5230\u5e95\u4ec0\u4e48\u662fhash\u6620\u5c04\u5462\uff1f\u7b80\u5355\u6765\u8bf4\uff0c\u5c31\u662f\u4e3a\u4e86\u4fbf\u4e8e\u8ba1\u7b97\u673a\u5728\u6709\u9650\u7684\u5185\u5b58\u4e2d\u5904\u7406big\u6570\u636e\uff0c\u4ece\u800c\u901a\u8fc7\u4e00\u79cd\u6620\u5c04\u6563\u5217\u7684\u65b9\u5f0f\u8ba9\u6570\u636e\u5747\u5300\u5206\u5e03\u5728\u5bf9\u5e94\u7684\u5185\u5b58\u4f4d\u7f6e(\u5982\u5927\u6570\u636e\u901a\u8fc7\u53d6\u4f59\u7684\u65b9\u5f0f\u6620\u5c04\u6210\u5c0f\u6811\u5b58\u653e\u5728\u5185\u5b58\u4e2d\uff0c\u6216\u5927\u6587\u4ef6\u6620\u5c04\u6210\u591a\u4e2a\u5c0f\u6587\u4ef6)\uff0c\u800c\u8fd9\u4e2a\u6620\u5c04\u6563\u5217\u65b9\u5f0f\u4fbf\u662f\u6211\u4eec\u901a\u5e38\u6240\u8bf4\u7684hash\u51fd\u6570\uff0c\u8bbe\u8ba1\u7684\u597d\u7684hash\u51fd\u6570\u80fd\u8ba9\u6570\u636e\u5747\u5300\u5206\u5e03\u800c\u51cf\u5c11\u51b2\u7a81\u3002\u5c3d\u7ba1\u6570\u636e\u6620\u5c04\u5230\u4e86\u53e6\u5916\u4e00\u4e9b\u4e0d\u540c\u7684\u4f4d\u7f6e\uff0c\u4f46\u6570\u636e\u8fd8\u662f\u539f\u6765\u7684\u6570\u636e\uff0c\u53ea\u662f\u4ee3\u66ff\u548c\u8868\u793a\u8fd9\u4e9b\u539f\u59cb\u6570\u636e\u7684\u5f62\u5f0f\u53d1\u751f\u4e86\u53d8\u5316\u800c\u5df2\u3002<\/p>\n<p style=\"color: #333333;\">\u00a0 \u00a0 OK\uff0c\u6709\u5174\u8da3\u7684\uff0c\u8fd8\u53ef\u4ee5\u518d\u4e86\u89e3\u4e0b\u4e00\u81f4\u6027hash\u7b97\u6cd5\uff0c\u89c1blog\u5185\u6b64\u6587\u7b2c\u4e94\u90e8\u5206\uff1a<a style=\"color: #336699;\" href=\"http:\/\/blog.csdn.net\/v_july_v\/article\/details\/6879101\" target=\"_blank\">http:\/\/blog.csdn.net\/v_july_v\/article\/details\/6879101<\/a>\u3002<\/p>\n<p style=\"color: #333333;\"><strong>2\u3001\u5bfb\u627e\u70ed\u95e8\u67e5\u8be2\uff0c300\u4e07\u4e2a\u67e5\u8be2\u5b57\u7b26\u4e32\u4e2d\u7edf\u8ba1\u6700\u70ed\u95e8\u768410\u4e2a\u67e5\u8be2<\/strong><\/p>\n<p style=\"color: #333333;\"><strong>\u00a0\u00a0\u00a0<\/strong>\u00a0\u539f\u9898\uff1a\u641c\u7d22\u5f15\u64ce\u4f1a\u901a\u8fc7\u65e5\u5fd7\u6587\u4ef6\u628a\u7528\u6237\u6bcf\u6b21\u68c0\u7d22\u4f7f\u7528\u7684\u6240\u6709\u68c0\u7d22\u4e32\u90fd\u8bb0\u5f55\u4e0b\u6765\uff0c\u6bcf\u4e2a\u67e5\u8be2\u4e32\u7684\u957f\u5ea6\u4e3a1-255\u5b57\u8282\u3002\u5047\u8bbe\u76ee\u524d\u6709\u4e00\u5343\u4e07\u4e2a\u8bb0\u5f55\uff08\u8fd9\u4e9b\u67e5\u8be2\u4e32\u7684\u91cd\u590d\u5ea6\u6bd4\u8f83\u9ad8\uff0c\u867d\u7136\u603b\u6570\u662f1\u5343\u4e07\uff0c\u4f46\u5982\u679c\u9664\u53bb\u91cd\u590d\u540e\uff0c\u4e0d\u8d85\u8fc73\u767e\u4e07\u4e2a\u3002\u4e00\u4e2a\u67e5\u8be2\u4e32\u7684\u91cd\u590d\u5ea6\u8d8a\u9ad8\uff0c\u8bf4\u660e\u67e5\u8be2\u5b83\u7684\u7528\u6237\u8d8a\u591a\uff0c\u4e5f\u5c31\u662f\u8d8a\u70ed\u95e8\uff09\uff0c\u8bf7\u4f60\u7edf\u8ba1\u6700\u70ed\u95e8\u768410\u4e2a\u67e5\u8be2\u4e32\uff0c\u8981\u6c42\u4f7f\u7528\u7684\u5185\u5b58\u4e0d\u80fd\u8d85\u8fc71G\u3002<\/p>\n<p style=\"color: #333333;\">\u00a0\u00a0 \u00a0\u89e3\u7b54\uff1a\u7531\u4e0a\u9762\u7b2c1\u9898\uff0c\u6211\u4eec\u77e5\u9053\uff0c\u6570\u636e\u5927\u5219\u5212\u4e3a\u5c0f\u7684\uff0c\u5982\u5982\u4e00\u4ebf\u4e2aIp\u6c42Top 10\uff0c\u53ef\u5148%1000\u5c06ip\u5206\u52301000\u4e2a\u5c0f\u6587\u4ef6\u4e2d\u53bb\uff0c\u5e76\u4fdd\u8bc1\u4e00\u79cdip\u53ea\u51fa\u73b0\u5728\u4e00\u4e2a\u6587\u4ef6\u4e2d\uff0c\u518d\u5bf9\u6bcf\u4e2a\u5c0f\u6587\u4ef6\u4e2d\u7684ip\u8fdb\u884chashmap\u8ba1\u6570\u7edf\u8ba1\u5e76\u6309\u6570\u91cf\u6392\u5e8f\uff0c\u6700\u540e\u5f52\u5e76\u6216\u8005\u6700\u5c0f\u5806\u4f9d\u6b21\u5904\u7406\u6bcf\u4e2a\u5c0f\u6587\u4ef6\u7684top10\u4ee5\u5f97\u5230\u6700\u540e\u7684\u7ed3\u3002<\/p>\n<p style=\"color: #333333;\">\u00a0 \u00a0 \u4f46\u5982\u679c\u6570\u636e\u89c4\u6a21\u6bd4\u8f83\u5c0f\uff0c\u80fd\u4e00\u6b21\u6027\u88c5\u5165\u5185\u5b58\u5462?\u6bd4\u5982\u8fd9\u7b2c2\u9898\uff0c\u867d\u7136\u6709\u4e00\u5343\u4e07\u4e2aQuery\uff0c\u4f46\u662f\u7531\u4e8e\u91cd\u590d\u5ea6\u6bd4\u8f83\u9ad8\uff0c\u56e0\u6b64\u4e8b\u5b9e\u4e0a\u53ea\u6709300\u4e07\u7684Query\uff0c\u6bcf\u4e2aQuery255Byte\uff0c\u56e0\u6b64\u6211\u4eec\u53ef\u4ee5\u8003\u8651\u628a\u4ed6\u4eec\u90fd\u653e\u8fdb\u5185\u5b58\u4e2d\u53bb\uff08300\u4e07\u4e2a\u5b57\u7b26\u4e32\u5047\u8bbe\u6ca1\u6709\u91cd\u590d\uff0c\u90fd\u662f\u6700\u5927\u957f\u5ea6\uff0c\u90a3\u4e48\u6700\u591a\u5360\u7528\u5185\u5b583M*1K\/4=0.75G\u3002\u6240\u4ee5\u53ef\u4ee5\u5c06\u6240\u6709\u5b57\u7b26\u4e32\u90fd\u5b58\u653e\u5728\u5185\u5b58\u4e2d\u8fdb\u884c\u5904\u7406\uff09\uff0c\u800c\u73b0\u5728\u53ea\u662f\u9700\u8981\u4e00\u4e2a\u5408\u9002\u7684\u6570\u636e\u7ed3\u6784\uff0c\u5728\u8fd9\u91cc\uff0cHashTable\u7edd\u5bf9\u662f\u6211\u4eec\u4f18\u5148\u7684\u9009\u62e9\u3002<\/p>\n<p style=\"color: #333333;\">\u00a0\u00a0 \u00a0\u6240\u4ee5\u6211\u4eec\u653e\u5f03\u5206\u800c\u6cbb\u4e4b\/hash\u6620\u5c04\u7684\u6b65\u9aa4\uff0c\u76f4\u63a5\u4e0ahash\u7edf\u8ba1\uff0c\u7136\u540e\u6392\u5e8f\u3002So\uff0c\u9488\u5bf9\u6b64\u7c7b\u5178\u578b\u7684TOP K\u95ee\u9898\uff0c\u91c7\u53d6\u7684\u5bf9\u7b56\u5f80\u5f80\u662f\uff1ahashmap + \u5806\u3002\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n<ol style=\"color: #333333;\">\n<li>hash_map\u7edf\u8ba1\uff1a\u5148\u5bf9\u8fd9\u6279\u6d77\u91cf\u6570\u636e\u9884\u5904\u7406\u3002\u5177\u4f53\u65b9\u6cd5\u662f\uff1a\u7ef4\u62a4\u4e00\u4e2aKey\u4e3aQuery\u5b57\u4e32\uff0cValue\u4e3a\u8be5Query\u51fa\u73b0\u6b21\u6570\u7684HashTable\uff0c\u5373hash_map(Query\uff0cValue)\uff0c\u6bcf\u6b21\u8bfb\u53d6\u4e00\u4e2aQuery\uff0c\u5982\u679c\u8be5\u5b57\u4e32\u4e0d\u5728Table\u4e2d\uff0c\u90a3\u4e48\u52a0\u5165\u8be5\u5b57\u4e32\uff0c\u5e76\u4e14\u5c06Value\u503c\u8bbe\u4e3a1\uff1b\u5982\u679c\u8be5\u5b57\u4e32\u5728Table\u4e2d\uff0c\u90a3\u4e48\u5c06\u8be5\u5b57\u4e32\u7684\u8ba1\u6570\u52a0\u4e00\u5373\u53ef\u3002\u6700\u7ec8\u6211\u4eec\u5728O(N)\u7684\u65f6\u95f4\u590d\u6742\u5ea6\u5185\u7528Hash\u8868\u5b8c\u6210\u4e86\u7edf\u8ba1\uff1b<\/li>\n<li>\u5806\u6392\u5e8f\uff1a\u7b2c\u4e8c\u6b65\u3001\u501f\u52a9\u5806\u8fd9\u4e2a\u6570\u636e\u7ed3\u6784\uff0c\u627e\u51faTop K\uff0c\u65f6\u95f4\u590d\u6742\u5ea6\u4e3aN\u2018logK\u3002\u5373\u501f\u52a9\u5806\u7ed3\u6784\uff0c\u6211\u4eec\u53ef\u4ee5\u5728log\u91cf\u7ea7\u7684\u65f6\u95f4\u5185\u67e5\u627e\u548c\u8c03\u6574\/\u79fb\u52a8\u3002\u56e0\u6b64\uff0c\u7ef4\u62a4\u4e00\u4e2aK(\u8be5\u9898\u76ee\u4e2d\u662f10)\u5927\u5c0f\u7684\u5c0f\u6839\u5806\uff0c\u7136\u540e\u904d\u5386300\u4e07\u7684Query\uff0c\u5206\u522b\u548c\u6839\u5143\u7d20\u8fdb\u884c\u5bf9\u6bd4\u3002\u6240\u4ee5\uff0c\u6211\u4eec\u6700\u7ec8\u7684\u65f6\u95f4\u590d\u6742\u5ea6\u662f\uff1aO\uff08N\uff09 + N&#8217; * O\uff08logK\uff09\uff0c\uff08N\u4e3a1000\u4e07\uff0cN\u2019\u4e3a300\u4e07\uff09\u3002<\/li>\n<\/ol>\n<p style=\"color: #333333;\">\u00a0\u00a0\u00a0 \u522b\u5fd8\u4e86\u8fd9\u7bc7\u6587\u7ae0\u4e2d\u6240\u8ff0\u7684\u5806\u6392\u5e8f\u601d\u8def\uff1a\u201c\u7ef4\u62a4k\u4e2a\u5143\u7d20\u7684\u6700\u5c0f\u5806\uff0c\u5373\u7528\u5bb9\u91cf\u4e3ak\u7684\u6700\u5c0f\u5806\u5b58\u50a8\u6700\u5148\u904d\u5386\u5230\u7684k\u4e2a\u6570\uff0c\u5e76\u5047\u8bbe\u5b83\u4eec\u5373\u662f\u6700\u5927\u7684k\u4e2a\u6570\uff0c\u5efa\u5806\u8d39\u65f6O\uff08k\uff09\uff0c\u5e76\u8c03\u6574\u5806(\u8d39\u65f6O\uff08logk\uff09)\u540e\uff0c\u6709k1&gt;k2&gt;&#8230;kmin\uff08kmin\u8bbe\u4e3a\u5c0f\u9876\u5806\u4e2d\u6700\u5c0f\u5143\u7d20\uff09\u3002\u7ee7\u7eed\u904d\u5386\u6570\u5217\uff0c\u6bcf\u6b21\u904d\u5386\u4e00\u4e2a\u5143\u7d20x\uff0c\u4e0e\u5806\u9876\u5143\u7d20\u6bd4\u8f83\uff0c\u82e5x&gt;kmin\uff0c\u5219\u66f4\u65b0\u5806\uff08x\u5165\u5806\uff0c\u7528\u65f6logk\uff09\uff0c\u5426\u5219\u4e0d\u66f4\u65b0\u5806\u3002\u8fd9\u6837\u4e0b\u6765\uff0c\u603b\u8d39\u65f6O\uff08k*logk+\uff08n-k\uff09*logk\uff09=O\uff08n*logk\uff09\u3002\u6b64\u65b9\u6cd5\u5f97\u76ca\u4e8e\u5728\u5806\u4e2d\uff0c\u67e5\u627e\u7b49\u5404\u9879\u64cd\u4f5c\u65f6\u95f4\u590d\u6742\u5ea6\u5747\u4e3alogk\u3002\u201d&#8211;<a style=\"color: #220000;\" href=\"http:\/\/blog.csdn.net\/v_JULY_v\/archive\/2011\/05\/08\/6403777.aspx\" target=\"_blank\">\u7b2c\u4e09\u7ae0\u7eed\u3001Top K\u7b97\u6cd5\u95ee\u9898\u7684\u5b9e\u73b0<\/a>\u3002<br \/>\n\u5f53\u7136\uff0c\u4f60\u4e5f\u53ef\u4ee5\u91c7\u7528trie\u6811\uff0c\u5173\u952e\u5b57\u57df\u5b58\u8be5\u67e5\u8be2\u4e32\u51fa\u73b0\u7684\u6b21\u6570\uff0c\u6ca1\u6709\u51fa\u73b0\u4e3a0\u3002\u6700\u540e\u752810\u4e2a\u5143\u7d20\u7684\u6700\u5c0f\u63a8\u6765\u5bf9\u51fa\u73b0\u9891\u7387\u8fdb\u884c\u6392\u5e8f\u3002<\/p>\n<p style=\"color: #333333;\"><strong>3\u3001\u6709\u4e00\u4e2a1G\u5927\u5c0f\u7684\u4e00\u4e2a\u6587\u4ef6\uff0c\u91cc\u9762\u6bcf\u4e00\u884c\u662f\u4e00\u4e2a\u8bcd\uff0c\u8bcd\u7684\u5927\u5c0f\u4e0d\u8d85\u8fc716\u5b57\u8282\uff0c\u5185\u5b58\u9650\u5236\u5927\u5c0f\u662f1M\u3002\u8fd4\u56de\u9891\u6570\u6700\u9ad8\u7684100\u4e2a\u8bcd\u3002<\/strong><br \/>\n\u7531\u4e0a\u9762\u90a3\u4e24\u4e2a\u4f8b\u9898\uff0c\u5206\u800c\u6cbb\u4e4b + hash\u7edf\u8ba1 + \u5806\/\u5feb\u901f\u6392\u5e8f\u8fd9\u4e2a\u5957\u8def\uff0c\u6211\u4eec\u5df2\u7ecf\u5f00\u59cb\u6709\u4e86\u5c61\u8bd5\u4e0d\u723d\u7684\u611f\u89c9\u3002\u4e0b\u9762\uff0c\u518d\u62ff\u51e0\u9053\u518d\u591a\u591a\u9a8c\u8bc1\u4e0b\u3002\u8bf7\u770b\u6b64\u7b2c3\u9898\uff1a\u53c8\u662f\u6587\u4ef6\u5f88\u5927\uff0c\u53c8\u662f\u5185\u5b58\u53d7\u9650\uff0c\u548b\u529e?\u8fd8\u80fd\u600e\u4e48\u529e\u5462?\u65e0\u975e\u8fd8\u662f\uff1a<\/p>\n<ol style=\"color: 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style=\"color: #333333;\"><strong>4\u3001\u6d77\u91cf\u6570\u636e\u5206\u5e03\u5728100\u53f0\u7535\u8111\u4e2d\uff0c\u60f3\u4e2a\u529e\u6cd5\u9ad8\u6548\u7edf\u8ba1\u51fa\u8fd9\u6279\u6570\u636e\u7684TOP10\u3002<\/strong><\/div>\n<div style=\"color: #333333;\">\u00a0 \u00a0 \u5982\u679c\u6bcf\u4e2a\u6570\u636e\u5143\u7d20\u53ea\u51fa\u73b0\u4e00\u6b21\uff0c\u800c\u4e14\u53ea\u51fa\u73b0\u5728\u67d0\u4e00\u53f0\u673a\u5668\u4e2d\uff0c\u90a3\u4e48\u53ef\u4ee5\u91c7\u53d6\u4ee5\u4e0b\u6b65\u9aa4\u7edf\u8ba1\u51fa\u73b0\u6b21\u6570TOP10\u7684\u6570\u636e\u5143\u7d20\uff1a<\/div>\n<div style=\"color: #333333;\">\n<ol>\n<li>\u5806\u6392\u5e8f\uff1a\u5728\u6bcf\u53f0\u7535\u8111\u4e0a\u6c42\u51faTOP10\uff0c\u53ef\u4ee5\u91c7\u7528\u5305\u542b10\u4e2a\u5143\u7d20\u7684\u5806\u5b8c\u6210\uff08TOP10\u5c0f\uff0c\u7528\u6700\u5927\u5806\uff0cTOP10\u5927\uff0c\u7528\u6700\u5c0f\u5806\uff0c\u6bd4\u5982\u6c42TOP10\u5927\uff0c\u6211\u4eec\u9996\u5148\u53d6\u524d10\u4e2a\u5143\u7d20\u8c03\u6574\u6210\u6700\u5c0f\u5806\uff0c\u5982\u679c\u53d1\u73b0\uff0c\u7136\u540e\u626b\u63cf\u540e\u9762\u7684\u6570\u636e\uff0c\u5e76\u4e0e\u5806\u9876\u5143\u7d20\u6bd4\u8f83\uff0c\u5982\u679c\u6bd4\u5806\u9876\u5143\u7d20\u5927\uff0c\u90a3\u4e48\u7528\u8be5\u5143\u7d20\u66ff\u6362\u5806\u9876\uff0c\u7136\u540e\u518d\u8c03\u6574\u4e3a\u6700\u5c0f\u5806\u3002\u6700\u540e\u5806\u4e2d\u7684\u5143\u7d20\u5c31\u662fTOP10\u5927\uff09\u3002<\/li>\n<li>\u6c42\u51fa\u6bcf\u53f0\u7535\u8111\u4e0a\u7684TOP10\u540e\uff0c\u7136\u540e\u628a\u8fd9100\u53f0\u7535\u8111\u4e0a\u7684TOP10\u7ec4\u5408\u8d77\u6765\uff0c\u51711000\u4e2a\u6570\u636e\uff0c\u518d\u5229\u7528\u4e0a\u9762\u7c7b\u4f3c\u7684\u65b9\u6cd5\u6c42\u51faTOP10\u5c31\u53ef\u4ee5\u4e86\u3002<\/li>\n<\/ol>\n<\/div>\n<p><span style=\"color: #333333;\">\u00a0 \u00a0 \u4f46\u5982\u679c\u540c\u4e00\u4e2a\u5143\u7d20\u91cd\u590d\u51fa\u73b0\u5728\u4e0d\u540c\u7684\u7535\u8111\u4e2d\u5462\uff0c\u5982\u4e0b\u4f8b\u5b50\u6240\u8ff0\uff1a<\/span><\/p>\n<blockquote style=\"color: #333333;\"><p><img decoding=\"async\" src=\"http:\/\/img.blog.csdn.net\/20140219165731625\" alt=\"\" \/><\/p><\/blockquote>\n<div style=\"color: #333333;\"><strong>\u00a0 \u00a0<\/strong>\u00a0\u8fd9\u4e2a\u65f6\u5019\uff0c\u4f60\u53ef\u4ee5\u6709\u4e24\u79cd\u65b9\u6cd5\uff1a<\/div>\n<div style=\"color: #333333;\">\n<ul>\n<li>\u904d\u5386\u4e00\u904d\u6240\u6709\u6570\u636e\uff0c\u91cd\u65b0hash\u53d6\u6478\uff0c\u5982\u6b64\u4f7f\u5f97\u540c\u4e00\u4e2a\u5143\u7d20\u53ea\u51fa\u73b0\u5728\u5355\u72ec\u7684\u4e00\u53f0\u7535\u8111\u4e2d\uff0c\u7136\u540e\u91c7\u7528\u4e0a\u9762\u6240\u8bf4\u7684\u65b9\u6cd5\uff0c\u7edf\u8ba1\u6bcf\u53f0\u7535\u8111\u4e2d\u5404\u4e2a\u5143\u7d20\u7684\u51fa\u73b0\u6b21\u6570\u627e\u51faTOP10\uff0c\u7ee7\u800c\u7ec4\u5408100\u53f0\u7535\u8111\u4e0a\u7684TOP10\uff0c\u627e\u51fa\u6700\u7ec8\u7684TOP10\u3002<\/li>\n<li>\u6216\u8005\uff0c\u66b4\u529b\u6c42\u89e3\uff1a\u76f4\u63a5\u7edf\u8ba1\u7edf\u8ba1\u6bcf\u53f0\u7535\u8111\u4e2d\u5404\u4e2a\u5143\u7d20\u7684\u51fa\u73b0\u6b21\u6570\uff0c\u7136\u540e\u628a\u540c\u4e00\u4e2a\u5143\u7d20\u5728\u4e0d\u540c\u673a\u5668\u4e2d\u7684\u51fa\u73b0\u6b21\u6570\u76f8\u52a0\uff0c\u6700\u7ec8\u4ece\u6240\u6709\u6570\u636e\u4e2d\u627e\u51faTOP10\u3002<\/li>\n<\/ul>\n<\/div>\n<div style=\"color: #333333;\"><strong>5\u3001\u670910\u4e2a\u6587\u4ef6\uff0c\u6bcf\u4e2a\u6587\u4ef61G\uff0c\u6bcf\u4e2a\u6587\u4ef6\u7684\u6bcf\u4e00\u884c\u5b58\u653e\u7684\u90fd\u662f\u7528\u6237\u7684query\uff0c\u6bcf\u4e2a\u6587\u4ef6\u7684query\u90fd\u53ef\u80fd\u91cd\u590d\u3002\u8981\u6c42\u4f60\u6309\u7167query\u7684\u9891\u5ea6\u6392\u5e8f\u3002<\/strong><\/div>\n<div style=\"color: #333333;\"><\/div>\n<div style=\"color: #333333;\">\u65b9\u68481\uff1a\u76f4\u63a5\u4e0a\uff1a<\/div>\n<ol style=\"color: #333333;\">\n<li>hash\u6620\u5c04\uff1a\u987a\u5e8f\u8bfb\u53d610\u4e2a\u6587\u4ef6\uff0c\u6309\u7167hash(query)%10\u7684\u7ed3\u679c\u5c06query\u5199\u5165\u5230\u53e6\u591610\u4e2a\u6587\u4ef6\uff08\u8bb0\u4e3aa0,a1,..a9\uff09\u4e2d\u3002\u8fd9\u6837\u65b0\u751f\u6210\u7684\u6587\u4ef6\u6bcf\u4e2a\u7684\u5927\u5c0f\u5927\u7ea6\u4e5f1G\uff08\u5047\u8bbehash\u51fd\u6570\u662f\u968f\u673a\u7684\uff09\u3002<\/li>\n<li>hash_map\u7edf\u8ba1\uff1a\u627e\u4e00\u53f0\u5185\u5b58\u57282G\u5de6\u53f3\u7684\u673a\u5668\uff0c\u4f9d\u6b21\u5bf9\u7528hash_map(query, query_count)\u6765\u7edf\u8ba1\u6bcf\u4e2aquery\u51fa\u73b0\u7684\u6b21\u6570\u3002\u6ce8\uff1ahash_map(query,query_count)\u662f\u7528\u6765\u7edf\u8ba1\u6bcf\u4e2aquery\u7684\u51fa\u73b0\u6b21\u6570\uff0c\u4e0d\u662f\u5b58\u50a8\u4ed6\u4eec\u7684\u503c\uff0c\u51fa\u73b0\u4e00\u6b21\uff0c\u5219count+1\u3002<\/li>\n<li>\u5806\/\u5feb\u901f\/\u5f52\u5e76\u6392\u5e8f\uff1a\u5229\u7528\u5feb\u901f\/\u5806\/\u5f52\u5e76\u6392\u5e8f\u6309\u7167\u51fa\u73b0\u6b21\u6570\u8fdb\u884c\u6392\u5e8f\uff0c\u5c06\u6392\u5e8f\u597d\u7684query\u548c\u5bf9\u5e94\u7684query_cout\u8f93\u51fa\u5230\u6587\u4ef6\u4e2d\uff0c\u8fd9\u6837\u5f97\u5230\u4e8610\u4e2a\u6392\u597d\u5e8f\u7684\u6587\u4ef6\uff08\u8bb0\u4e3a<img decoding=\"async\" src=\"http:\/\/hi.csdn.net\/attachment\/201108\/14\/0_1313302329UNN0.gif\" alt=\"\" \/>\uff09\u3002\u6700\u540e\uff0c\u5bf9\u8fd910\u4e2a\u6587\u4ef6\u8fdb\u884c\u5f52\u5e76\u6392\u5e8f\uff08\u5185\u6392\u5e8f\u4e0e\u5916\u6392\u5e8f\u76f8\u7ed3\u5408\uff09\u3002\u6839\u636e\u6b64\u65b9\u68481\uff0c\u8fd9\u91cc\u6709\u4e00\u4efd\u5b9e\u73b0\uff1a<a style=\"color: #336699;\" href=\"https:\/\/github.com\/ooooola\/sortquery\/blob\/master\/querysort.py\" target=\"_blank\">https:\/\/github.com\/ooooola\/sortquery\/blob\/master\/querysort.py<\/a>\u3002<\/li>\n<\/ol>\n<p><span style=\"color: #333333;\">\u00a0 \u00a0 \u9664\u6b64\u4e4b\u5916\uff0c\u6b64\u9898\u8fd8\u6709\u4ee5\u4e0b\u4e24\u4e2a\u65b9\u6cd5\uff1a<\/span><br style=\"color: #333333;\" \/><span style=\"color: #333333;\">\u00a0 \u00a0\u00a0<span style=\"color: #ff0000;\"><strong>\u65b9\u68482<\/strong><\/span>\uff1a\u4e00\u822cquery\u7684\u603b\u91cf\u662f\u6709\u9650\u7684\uff0c\u53ea\u662f\u91cd\u590d\u7684\u6b21\u6570\u6bd4\u8f83\u591a\u800c\u5df2\uff0c\u53ef\u80fd\u5bf9\u4e8e\u6240\u6709\u7684query\uff0c\u4e00\u6b21\u6027\u5c31\u53ef\u4ee5\u52a0\u5165\u5230\u5185\u5b58\u4e86\u3002\u8fd9\u6837\uff0c\u6211\u4eec\u5c31\u53ef\u4ee5\u91c7\u7528trie\u6811\/hash_map\u7b49\u76f4\u63a5\u6765\u7edf\u8ba1\u6bcf\u4e2aquery\u51fa\u73b0\u7684\u6b21\u6570\uff0c\u7136\u540e\u6309\u51fa\u73b0\u6b21\u6570\u505a\u5feb\u901f\/\u5806\/\u5f52\u5e76\u6392\u5e8f\u5c31\u53ef\u4ee5\u4e86\u3002<\/span><\/p>\n<p style=\"color: #333333;\">\u00a0\u00a0\u00a0 <span style=\"color: #ff0000;\"><strong>\u65b9\u68483<\/strong><\/span>\uff1a\u4e0e\u65b9\u68481\u7c7b\u4f3c\uff0c\u4f46\u5728\u505a\u5b8chash\uff0c\u5206\u6210\u591a\u4e2a\u6587\u4ef6\u540e\uff0c\u53ef\u4ee5\u4ea4\u7ed9\u591a\u4e2a\u6587\u4ef6\u6765\u5904\u7406\uff0c\u91c7\u7528\u5206\u5e03\u5f0f\u7684\u67b6\u6784\u6765\u5904\u7406\uff08\u6bd4\u5982MapReduce\uff09\uff0c\u6700\u540e\u518d\u8fdb\u884c\u5408\u5e76\u3002<\/p>\n<p style=\"color: #333333;\"><strong>6\u3001 \u7ed9\u5b9aa\u3001b\u4e24\u4e2a\u6587\u4ef6\uff0c\u5404\u5b58\u653e50\u4ebf\u4e2aurl\uff0c\u6bcf\u4e2aurl\u5404\u536064\u5b57\u8282\uff0c\u5185\u5b58\u9650\u5236\u662f4G\uff0c\u8ba9\u4f60\u627e\u51faa\u3001b\u6587\u4ef6\u5171\u540c\u7684url\uff1f<\/strong><\/p>\n<p style=\"color: #333333;\">\u00a0 \u00a0 \u53ef\u4ee5\u4f30\u8ba1\u6bcf\u4e2a\u6587\u4ef6\u5b89\u7684\u5927\u5c0f\u4e3a5G\u00d764=320G\uff0c\u8fdc\u8fdc\u5927\u4e8e\u5185\u5b58\u9650\u5236\u76844G\u3002\u6240\u4ee5\u4e0d\u53ef\u80fd\u5c06\u5176\u5b8c\u5168\u52a0\u8f7d\u5230\u5185\u5b58\u4e2d\u5904\u7406\u3002\u8003\u8651\u91c7\u53d6\u5206\u800c\u6cbb\u4e4b\u7684\u65b9\u6cd5\u3002<\/p>\n<ol style=\"color: #333333;\">\n<li>\u5206\u800c\u6cbb\u4e4b\/hash\u6620\u5c04\uff1a\u904d\u5386\u6587\u4ef6a\uff0c\u5bf9\u6bcf\u4e2aurl\u6c42\u53d6<img decoding=\"async\" src=\"http:\/\/hi.csdn.net\/attachment\/201108\/14\/0_1313302192BLP4.gif\" alt=\"\" \/>\uff0c\u7136\u540e\u6839\u636e\u6240\u53d6\u5f97\u7684\u503c\u5c06url\u5206\u522b\u5b58\u50a8\u52301000\u4e2a\u5c0f\u6587\u4ef6\uff08\u8bb0\u4e3a<img decoding=\"async\" src=\"http:\/\/hi.csdn.net\/attachment\/201108\/14\/0_13133022154fL9.gif\" alt=\"\" \/>\uff0c\u8fd9\u91cc\u6f0f\u5199\u4e2a\u4e86a1\uff09\u4e2d\u3002\u8fd9\u6837\u6bcf\u4e2a\u5c0f\u6587\u4ef6\u7684\u5927\u7ea6\u4e3a300M\u3002\u904d\u5386\u6587\u4ef6b\uff0c\u91c7\u53d6\u548ca\u76f8\u540c\u7684\u65b9\u5f0f\u5c06url\u5206\u522b\u5b58\u50a8\u52301000\u5c0f\u6587\u4ef6\u4e2d\uff08\u8bb0\u4e3a<img decoding=\"async\" src=\"http:\/\/hi.csdn.net\/attachment\/201108\/14\/0_13133022364Qoo.gif\" alt=\"\" \/>\uff09\u3002\u8fd9\u6837\u5904\u7406\u540e\uff0c\u6240\u6709\u53ef\u80fd\u76f8\u540c\u7684url\u90fd\u5728\u5bf9\u5e94\u7684\u5c0f\u6587\u4ef6\uff08<img decoding=\"async\" src=\"http:\/\/hi.csdn.net\/attachment\/201108\/14\/0_1313302261MhJ0.gif\" alt=\"\" \/>\uff09\u4e2d\uff0c\u4e0d\u5bf9\u5e94\u7684\u5c0f\u6587\u4ef6\u4e0d\u53ef\u80fd\u6709\u76f8\u540c\u7684url\u3002\u7136\u540e\u6211\u4eec\u53ea\u8981\u6c42\u51fa1000\u5bf9\u5c0f\u6587\u4ef6\u4e2d\u76f8\u540c\u7684url\u5373\u53ef\u3002<\/li>\n<li>hash_set\u7edf\u8ba1\uff1a\u6c42\u6bcf\u5bf9\u5c0f\u6587\u4ef6\u4e2d\u76f8\u540c\u7684url\u65f6\uff0c\u53ef\u4ee5\u628a\u5176\u4e2d\u4e00\u4e2a\u5c0f\u6587\u4ef6\u7684url\u5b58\u50a8\u5230hash_set\u4e2d\u3002\u7136\u540e\u904d\u5386\u53e6\u4e00\u4e2a\u5c0f\u6587\u4ef6\u7684\u6bcf\u4e2aurl\uff0c\u770b\u5176\u662f\u5426\u5728\u521a\u624d\u6784\u5efa\u7684hash_set\u4e2d\uff0c\u5982\u679c\u662f\uff0c\u90a3\u4e48\u5c31\u662f\u5171\u540c\u7684url\uff0c\u5b58\u5230\u6587\u4ef6\u91cc\u9762\u5c31\u53ef\u4ee5\u4e86\u3002<\/li>\n<\/ol>\n<p style=\"color: #333333;\">\u00a0 \u00a0 OK\uff0c\u6b64\u7b2c\u4e00\u79cd\u65b9\u6cd5\uff1a\u5206\u800c\u6cbb\u4e4b\/hash\u6620\u5c04 + hash\u7edf\u8ba1 + \u5806\/\u5feb\u901f\/\u5f52\u5e76\u6392\u5e8f\uff0c\u518d\u770b\u6700\u540e4\u9053\u9898\uff0c\u5982\u4e0b\uff1a<\/p>\n<p style=\"color: #333333;\"><strong>7\u3001\u600e\u4e48\u5728\u6d77\u91cf\u6570\u636e\u4e2d\u627e\u51fa\u91cd\u590d\u6b21\u6570\u6700\u591a\u7684\u4e00\u4e2a\uff1f<\/strong><\/p>\n<p style=\"color: #333333;\">\u00a0 \u00a0 \u65b9\u68481\uff1a\u5148\u505ahash\uff0c\u7136\u540e\u6c42\u6a21\u6620\u5c04\u4e3a\u5c0f\u6587\u4ef6\uff0c\u6c42\u51fa\u6bcf\u4e2a\u5c0f\u6587\u4ef6\u4e2d\u91cd\u590d\u6b21\u6570\u6700\u591a\u7684\u4e00\u4e2a\uff0c\u5e76\u8bb0\u5f55\u91cd\u590d\u6b21\u6570\u3002\u7136\u540e\u627e\u51fa\u4e0a\u4e00\u6b65\u6c42\u51fa\u7684\u6570\u636e\u4e2d\u91cd\u590d\u6b21\u6570\u6700\u591a\u7684\u4e00\u4e2a\u5c31\u662f\u6240\u6c42\uff08\u5177\u4f53\u53c2\u8003\u524d\u9762\u7684\u9898\uff09\u3002<\/p>\n<p style=\"color: #333333;\"><strong>8\u3001\u4e0a\u5343\u4e07\u6216\u4e0a\u4ebf\u6570\u636e\uff08\u6709\u91cd\u590d\uff09\uff0c\u7edf\u8ba1\u5176\u4e2d\u51fa\u73b0\u6b21\u6570\u6700\u591a\u7684\u94b1N\u4e2a\u6570\u636e\u3002<\/strong><\/p>\n<p style=\"color: #333333;\">\u00a0 \u00a0 \u65b9\u68481\uff1a\u4e0a\u5343\u4e07\u6216\u4e0a\u4ebf\u7684\u6570\u636e\uff0c\u73b0\u5728\u7684\u673a\u5668\u7684\u5185\u5b58\u5e94\u8be5\u80fd\u5b58\u4e0b\u3002\u6240\u4ee5\u8003\u8651\u91c7\u7528hash_map\/\u641c\u7d22\u4e8c\u53c9\u6811\/\u7ea2\u9ed1\u6811\u7b49\u6765\u8fdb\u884c\u7edf\u8ba1\u6b21\u6570\u3002\u7136\u540e\u5c31\u662f\u53d6\u51fa\u524dN\u4e2a\u51fa\u73b0\u6b21\u6570\u6700\u591a\u7684\u6570\u636e\u4e86\uff0c\u53ef\u4ee5\u7528\u7b2c2\u9898\u63d0\u5230\u7684\u5806\u673a\u5236\u5b8c\u6210\u3002<\/p>\n<p style=\"color: #333333;\"><strong>9\u3001\u4e00\u4e2a\u6587\u672c\u6587\u4ef6\uff0c\u5927\u7ea6\u6709\u4e00\u4e07\u884c\uff0c\u6bcf\u884c\u4e00\u4e2a\u8bcd\uff0c\u8981\u6c42\u7edf\u8ba1\u51fa\u5176\u4e2d\u6700\u9891\u7e41\u51fa\u73b0\u7684\u524d10\u4e2a\u8bcd\uff0c\u8bf7\u7ed9\u51fa\u601d\u60f3\uff0c\u7ed9\u51fa\u65f6\u95f4\u590d\u6742\u5ea6\u5206\u6790\u3002<\/strong><\/p>\n<p style=\"color: #333333;\">\u00a0 \u00a0 \u00a0\u65b9\u68481\uff1a\u8fd9\u9898\u662f\u8003\u8651\u65f6\u95f4\u6548\u7387\u3002\u7528trie\u6811\u7edf\u8ba1\u6bcf\u4e2a\u8bcd\u51fa\u73b0\u7684\u6b21\u6570\uff0c\u65f6\u95f4\u590d\u6742\u5ea6\u662fO(n*le)\uff08le\u8868\u793a\u5355\u8bcd\u7684\u5e73\u51c6\u957f\u5ea6\uff09\u3002\u7136\u540e\u662f\u627e\u51fa\u51fa\u73b0\u6700\u9891\u7e41\u7684\u524d10\u4e2a\u8bcd\uff0c\u53ef\u4ee5\u7528\u5806\u6765\u5b9e\u73b0\uff0c\u524d\u9762\u7684\u9898\u4e2d\u5df2\u7ecf\u8bb2\u5230\u4e86\uff0c\u65f6\u95f4\u590d\u6742\u5ea6\u662fO(n*lg10)\u3002\u6240\u4ee5\u603b\u7684\u65f6\u95f4\u590d\u6742\u5ea6\uff0c\u662fO(n*le)\u4e0eO(n*lg10)\u4e2d\u8f83\u5927\u7684\u54ea\u4e00\u4e2a\u3002<\/p>\n<p style=\"color: #333333;\"><strong>10. 1000\u4e07\u5b57\u7b26\u4e32\uff0c\u5176\u4e2d\u6709\u4e9b\u662f\u91cd\u590d\u7684\uff0c\u9700\u8981\u628a\u91cd\u590d\u7684\u5168\u90e8\u53bb\u6389\uff0c\u4fdd\u7559\u6ca1\u6709\u91cd\u590d\u7684\u5b57\u7b26\u4e32\u3002\u8bf7\u600e\u4e48\u8bbe\u8ba1\u548c\u5b9e\u73b0\uff1f<\/strong><\/p>\n<ul style=\"color: #333333;\">\n<li>\u65b9\u68481\uff1a\u8fd9\u9898\u7528trie\u6811\u6bd4\u8f83\u5408\u9002\uff0chash_map\u4e5f\u884c\u3002<\/li>\n<li>\u65b9\u68482\uff1afrom xjbzju:\uff0c1000w\u7684\u6570\u636e\u89c4\u6a21\u63d2\u5165\u64cd\u4f5c\u5b8c\u5168\u4e0d\u73b0\u5b9e\uff0c\u4ee5\u524d\u8bd5\u8fc7\u5728stl\u4e0b100w\u5143\u7d20\u63d2\u5165set\u4e2d\u5df2\u7ecf\u6162\u5f97\u4e0d\u80fd\u5fcd\u53d7\uff0c\u89c9\u5f97\u57fa\u4e8ehash\u7684\u5b9e\u73b0\u4e0d\u4f1a\u6bd4\u7ea2\u9ed1\u6811\u597d\u592a\u591a\uff0c\u4f7f\u7528vector+sort+unique\u90fd\u8981\u53ef\u884c\u8bb8\u591a\uff0c\u5efa\u8bae\u8fd8\u662f\u5148hash\u6210\u5c0f\u6587\u4ef6\u5206\u5f00\u5904\u7406\u518d\u7efc\u5408\u3002<\/li>\n<\/ul>\n<div style=\"color: #333333;\">\u00a0 \u00a0 \u4e0a\u8ff0\u65b9\u68482\u4e2d\u8bfb\u8005xbzju\u7684\u65b9\u6cd5\u8ba9\u6211\u60f3\u5230\u4e86\u4e00\u4e9b\u95ee\u9898\uff0c\u5373\u662f<span style=\"color: #990000;\">set\/map\uff0c\u4e0ehash_set\/hash_map\u7684\u6027\u80fd\u6bd4\u8f83<\/span>?\u5171\u8ba13\u4e2a\u95ee\u9898\uff0c\u5982\u4e0b\uff1a<\/div>\n<div style=\"color: #333333;\">\n<ul>\n<li>1\u3001hash_set\u5728\u5343\u4e07\u7ea7\u6570\u636e\u4e0b\uff0cinsert\u64cd\u4f5c\u4f18\u4e8eset? \u8fd9\u4f4dblog\uff1a<a style=\"color: #336699;\" href=\"http:\/\/t.cn\/zOibP7t\" target=\"_blank\">http:\/\/t.cn\/zOibP7t<\/a>\u00a0\u7ed9\u7684\u5b9e\u8df5\u6570\u636e\u53ef\u9760\u4e0d?<\/li>\n<li>2\u3001\u90a3map\u548chash_map\u7684\u6027\u80fd\u6bd4\u8f83\u5462? \u8c01\u505a\u8fc7\u76f8\u5173\u5b9e\u9a8c?<\/li>\n<\/ul>\n<\/div>\n<div style=\"color: #333333;\"><img decoding=\"async\" src=\"http:\/\/my.csdn.net\/uploads\/201204\/05\/1333606713_6865.jpg\" alt=\"\" \/><\/div>\n<ul style=\"color: #333333;\">\n<li>3\u3001\u90a3\u67e5\u8be2\u64cd\u4f5c\u5462\uff0c\u5982\u4e0b\u6bb5\u6587\u5b57\u6240\u8ff0?<\/li>\n<\/ul>\n<blockquote style=\"color: #333333;\"><p><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/my.csdn.net\/uploads\/201204\/05\/1333607153_1433.jpg\" alt=\"\" width=\"518\" height=\"110\" \/><\/p><\/blockquote>\n<p style=\"color: #333333;\">\u00a0 \u00a0 \u6216\u8005\u5c0f\u6570\u636e\u91cf\u65f6\u7528map\uff0c\u6784\u9020\u5feb\uff0c\u5927\u6570\u636e\u91cf\u65f6\u7528hash_map?<\/p>\n<p style=\"color: #333333;\"><strong>rbtree PK hashtable<\/strong><\/p>\n<p style=\"color: #333333;\">\u00a0 \u00a0 \u636e\u670b\u53cb\u2116\u90a6\u5361\u732b\u2116\u7684\u505a\u7684\u7ea2\u9ed1\u6811\u548chash table\u7684\u6027\u80fd\u6d4b\u8bd5\u4e2d\u53d1\u73b0\uff1a\u5f53\u6570\u636e\u91cf\u57fa\u672c\u4e0aint\u578bkey\u65f6\uff0chash\u00a0table\u662frbtree\u76843-4\u500d\uff0c\u4f46hash\u00a0table\u4e00\u822c\u4f1a\u6d6a\u8d39\u5927\u6982\u4e00\u534a\u5185\u5b58\u3002<\/p>\n<p style=\"color: #333333;\">\u00a0 \u00a0 \u56e0\u4e3ahash\u00a0table\u6240\u505a\u7684\u8fd0\u7b97\u5c31\u662f\u4e2a%\uff0c\u800crbtree\u8981\u6bd4\u8f83\u5f88\u591a\uff0c\u6bd4\u5982rbtree\u8981\u770bvalue\u7684\u6570\u636e \uff0c\u6bcf\u4e2a\u8282\u70b9\u8981\u591a\u51fa3\u4e2a\u6307\u9488\uff08\u6216\u8005\u504f\u79fb\u91cf\uff09 \u5982\u679c\u9700\u8981\u5176\u4ed6\u529f\u80fd\uff0c\u6bd4\u5982\uff0c\u7edf\u8ba1\u67d0\u4e2a\u8303\u56f4\u5185\u7684key\u7684\u6570\u91cf\uff0c\u5c31\u9700\u8981\u52a0\u4e00\u4e2a\u8ba1\u6570\u6210\u5458\u3002<\/p>\n<div style=\"color: #333333;\">\u00a0 \u00a0 \u4e141s\u00a0rbtree\u80fd\u8fdb\u884c\u5927\u698250w+\u6b21\u63d2\u5165\uff0chash\u00a0table\u5927\u6982\u662f\u5dee\u4e0d\u591a200w\u6b21\u3002\u4e0d\u8fc7\u5f88\u591a\u7684\u65f6\u5019\uff0c\u5176\u901f\u5ea6\u53ef\u4ee5\u5fcd\u4e86\uff0c\u4f8b\u5982\u5012\u6392\u7d22\u5f15\u5dee\u4e0d\u591a\u4e5f\u662f\u8fd9\u4e2a\u901f\u5ea6\uff0c\u800c\u4e14\u5355\u7ebf\u7a0b\uff0c\u4e14\u5012\u6392\u8868\u7684\u62c9\u94fe\u957f\u5ea6\u4e0d\u4f1a\u592a\u5927\u3002\u6b63\u56e0\u4e3a\u57fa\u4e8e\u6811\u7684\u5b9e\u73b0\u5176\u5b9e\u4e0d\u6bd4hashtable\u6162\u5230\u54ea\u91cc\u53bb\uff0c\u6240\u4ee5\u6570\u636e\u5e93\u7684\u7d22\u5f15\u4e00\u822c\u90fd\u662f\u7528\u7684B\/B+\u6811\uff0c\u800c\u4e14B+\u6811\u8fd8\u5bf9\u78c1\u76d8\u53cb\u597d(B\u6811\u80fd\u6709\u6548\u964d\u4f4e\u5b83\u7684\u9ad8\u5ea6\uff0c\u6240\u4ee5\u51cf\u5c11\u78c1\u76d8\u4ea4\u4e92\u6b21\u6570)\u3002\u6bd4\u5982\u73b0\u5728\u975e\u5e38\u6d41\u884c\u7684NoSQL\u6570\u636e\u5e93\uff0c\u50cfMongoDB\u4e5f\u662f\u91c7\u7528\u7684B\u6811\u7d22\u5f15\u3002\u5173\u4e8eB\u6811\u7cfb\u5217\uff0c\u8bf7\u53c2\u8003\u672cblog\u5185\u6b64\u7bc7\u6587\u7ae0\uff1a<a style=\"color: #220000;\" href=\"http:\/\/blog.csdn.net\/v_JULY_v\/archive\/2011\/06\/07\/6530142.aspx\" target=\"_blank\">\u4eceB\u6811\u3001B+\u6811\u3001B*\u6811\u8c08\u5230R \u6811<\/a>\u3002\u66f4\u591a\u8bf7\u5f85\u540e\u7eed\u5b9e\u9a8c\u8bba\u8bc1\u3002<\/div>\n<div style=\"color: #333333;\"><\/div>\n<div style=\"color: #333333;\"><strong>11. \u4e00\u4e2a\u6587\u672c\u6587\u4ef6\uff0c\u627e\u51fa\u524d10\u4e2a\u7ecf\u5e38\u51fa\u73b0\u7684\u8bcd\uff0c\u4f46\u8fd9\u6b21\u6587\u4ef6\u6bd4\u8f83\u957f\uff0c\u8bf4\u662f\u4e0a\u4ebf\u884c\u6216\u5341\u4ebf\u884c\uff0c\u603b\u4e4b\u65e0\u6cd5\u4e00\u6b21\u8bfb\u5165\u5185\u5b58\uff0c\u95ee\u6700\u4f18\u89e3\u3002<\/strong><br \/>\n\u65b9\u68481\uff1a\u9996\u5148\u6839\u636e\u7528hash\u5e76\u6c42\u6a21\uff0c\u5c06\u6587\u4ef6\u5206\u89e3\u4e3a\u591a\u4e2a\u5c0f\u6587\u4ef6\uff0c\u5bf9\u4e8e\u5355\u4e2a\u6587\u4ef6\u5229\u7528\u4e0a\u9898\u7684\u65b9\u6cd5\u6c42\u51fa\u6bcf\u4e2a\u6587\u4ef6\u4ef6\u4e2d10\u4e2a\u6700\u5e38\u51fa\u73b0\u7684\u8bcd\u3002\u7136\u540e\u518d\u8fdb\u884c\u5f52\u5e76\u5904\u7406\uff0c\u627e\u51fa\u6700\u7ec8\u768410\u4e2a\u6700\u5e38\u51fa\u73b0\u7684\u8bcd\u3002<\/div>\n<div style=\"color: #333333;\"><\/div>\n<div style=\"color: #333333;\"><strong>12. 100w\u4e2a\u6570\u4e2d\u627e\u51fa\u6700\u5927\u7684100\u4e2a\u6570\u3002<\/strong><\/div>\n<div style=\"color: #333333;\">\u00a0 \u00a0 \u65b9\u68481\uff1a\u91c7\u7528\u5c40\u90e8\u6dd8\u6c70\u6cd5\u3002\u9009\u53d6\u524d100\u4e2a\u5143\u7d20\uff0c\u5e76\u6392\u5e8f\uff0c\u8bb0\u4e3a\u5e8f\u5217L\u3002\u7136\u540e\u4e00\u6b21\u626b\u63cf\u5269\u4f59\u7684\u5143\u7d20x\uff0c\u4e0e\u6392\u597d\u5e8f\u7684100\u4e2a\u5143\u7d20\u4e2d\u6700\u5c0f\u7684\u5143\u7d20\u6bd4\uff0c\u5982\u679c\u6bd4\u8fd9\u4e2a\u6700\u5c0f\u7684\u8981\u5927\uff0c\u90a3\u4e48\u628a\u8fd9\u4e2a\u6700\u5c0f\u7684\u5143\u7d20\u5220\u9664\uff0c\u5e76\u628ax\u5229\u7528\u63d2\u5165\u6392\u5e8f\u7684\u601d\u60f3\uff0c\u63d2\u5165\u5230\u5e8f\u5217L\u4e2d\u3002\u4f9d\u6b21\u5faa\u73af\uff0c\u77e5\u9053\u626b\u63cf\u4e86\u6240\u6709\u7684\u5143\u7d20\u3002\u590d\u6742\u5ea6\u4e3aO(100w*100)\u3002<br \/>\n\u65b9\u68482\uff1a\u91c7\u7528\u5feb\u901f\u6392\u5e8f\u7684\u601d\u60f3\uff0c\u6bcf\u6b21\u5206\u5272\u4e4b\u540e\u53ea\u8003\u8651\u6bd4\u8f74\u5927\u7684\u4e00\u90e8\u5206\uff0c\u77e5\u9053\u6bd4\u8f74\u5927\u7684\u4e00\u90e8\u5206\u5728\u6bd4100\u591a\u7684\u65f6\u5019\uff0c\u91c7\u7528\u4f20\u7edf\u6392\u5e8f\u7b97\u6cd5\u6392\u5e8f\uff0c\u53d6\u524d100\u4e2a\u3002\u590d\u6742\u5ea6\u4e3aO(100w*100)\u3002<br \/>\n\u65b9\u68483\uff1a\u5728\u524d\u9762\u7684\u9898\u4e2d\uff0c\u6211\u4eec\u5df2\u7ecf\u63d0\u5230\u4e86\uff0c\u7528\u4e00\u4e2a\u542b100\u4e2a\u5143\u7d20\u7684\u6700\u5c0f\u5806\u5b8c\u6210\u3002\u590d\u6742\u5ea6\u4e3aO(100w*lg100)\u3002<\/div>\n<p style=\"color: #333333;\">\u00a0 \u00a0 \u63a5\u4e0b\u6765\uff0c\u54b1\u4eec\u6765\u770b\u7b2c\u4e8c\u79cd\u65b9\u6cd5\uff0c\u53cc\u5c42\u6345\u5212\u5206\u3002<\/p>\n<h6 style=\"color: #333333;\">\u5bc6\u5319\u4e8c\u3001\u591a\u5c42\u5212\u5206<\/h6>\n<p style=\"color: #333333;\">\u591a\u5c42\u5212\u5206&#8212;-\u5176\u5b9e\u672c\u8d28\u4e0a\u8fd8\u662f\u5206\u800c\u6cbb\u4e4b\u7684\u601d\u60f3\uff0c\u91cd\u5728\u201c\u5206\u201d\u7684\u6280\u5de7\u4e0a\uff01<br \/>\n\u9002\u7528\u8303\u56f4\uff1a\u7b2ck\u5927\uff0c\u4e2d\u4f4d\u6570\uff0c\u4e0d\u91cd\u590d\u6216\u91cd\u590d\u7684\u6570\u5b57<br \/>\n\u57fa\u672c\u539f\u7406\u53ca\u8981\u70b9\uff1a\u56e0\u4e3a\u5143\u7d20\u8303\u56f4\u5f88\u5927\uff0c\u4e0d\u80fd\u5229\u7528\u76f4\u63a5\u5bfb\u5740\u8868\uff0c\u6240\u4ee5\u901a\u8fc7\u591a\u6b21\u5212\u5206\uff0c\u9010\u6b65\u786e\u5b9a\u8303\u56f4\uff0c\u7136\u540e\u6700\u540e\u5728\u4e00\u4e2a\u53ef\u4ee5\u63a5\u53d7\u7684\u8303\u56f4\u5185\u8fdb\u884c\u3002<\/p>\n<p>\u95ee\u9898\u5b9e\u4f8b\uff1a<\/p>\n<p style=\"color: #333333;\"><strong>13\u30012.5\u4ebf\u4e2a\u6574\u6570\u4e2d\u627e\u51fa\u4e0d\u91cd\u590d\u7684\u6574\u6570\u7684\u4e2a\u6570\uff0c\u5185\u5b58\u7a7a\u95f4\u4e0d\u8db3\u4ee5\u5bb9\u7eb3\u8fd92.5\u4ebf\u4e2a\u6574\u6570\u3002<\/strong><br \/>\n\u6709\u70b9\u50cf\u9e3d\u5de2\u539f\u7406\uff0c\u6574\u6570\u4e2a\u6570\u4e3a2^32,\u4e5f\u5c31\u662f\uff0c\u6211\u4eec\u53ef\u4ee5\u5c06\u8fd92^32\u4e2a\u6570\uff0c\u5212\u5206\u4e3a2^8\u4e2a\u533a\u57df(\u6bd4\u5982\u7528\u5355\u4e2a\u6587\u4ef6\u4ee3\u8868\u4e00\u4e2a\u533a\u57df)\uff0c\u7136\u540e\u5c06\u6570\u636e\u5206\u79bb\u5230\u4e0d\u540c\u7684\u533a\u57df\uff0c\u7136\u540e\u4e0d\u540c\u7684\u533a\u57df\u5728\u5229\u7528bitmap\u5c31\u53ef\u4ee5\u76f4\u63a5\u89e3\u51b3\u4e86\u3002\u4e5f\u5c31\u662f\u8bf4\u53ea\u8981\u6709\u8db3\u591f\u7684\u78c1\u76d8\u7a7a\u95f4\uff0c\u5c31\u53ef\u4ee5\u5f88\u65b9\u4fbf\u7684\u89e3\u51b3\u3002<\/p>\n<p style=\"color: #333333;\"><strong>14\u30015\u4ebf\u4e2aint\u627e\u5b83\u4eec\u7684\u4e2d\u4f4d\u6570\u3002<\/strong><\/p>\n<ol style=\"color: #333333;\">\n<li>\u601d\u8def\u4e00\uff1a\u8fd9\u4e2a\u4f8b\u5b50\u6bd4\u4e0a\u9762\u90a3\u4e2a\u66f4\u660e\u663e\u3002\u9996\u5148\u6211\u4eec\u5c06int\u5212\u5206\u4e3a2^16\u4e2a\u533a\u57df\uff0c\u7136\u540e\u8bfb\u53d6\u6570\u636e\u7edf\u8ba1\u843d\u5230\u5404\u4e2a\u533a\u57df\u91cc\u7684\u6570\u7684\u4e2a\u6570\uff0c\u4e4b\u540e\u6211\u4eec\u6839\u636e\u7edf\u8ba1\u7ed3\u679c\u5c31\u53ef\u4ee5\u5224\u65ad\u4e2d\u4f4d\u6570\u843d\u5230\u90a3\u4e2a\u533a\u57df\uff0c\u540c\u65f6\u77e5\u9053\u8fd9\u4e2a\u533a\u57df\u4e2d\u7684\u7b2c\u51e0\u5927\u6570\u521a\u597d\u662f\u4e2d\u4f4d\u6570\u3002\u7136\u540e\u7b2c\u4e8c\u6b21\u626b\u63cf\u6211\u4eec\u53ea\u7edf\u8ba1\u843d\u5728\u8fd9\u4e2a\u533a\u57df\u4e2d\u7684\u90a3\u4e9b\u6570\u5c31\u53ef\u4ee5\u4e86\u3002<br \/>\n\u5b9e\u9645\u4e0a\uff0c\u5982\u679c\u4e0d\u662fint\u662fint64\uff0c\u6211\u4eec\u53ef\u4ee5\u7ecf\u8fc73\u6b21\u8fd9\u6837\u7684\u5212\u5206\u5373\u53ef\u964d\u4f4e\u5230\u53ef\u4ee5\u63a5\u53d7\u7684\u7a0b\u5ea6\u3002\u5373\u53ef\u4ee5\u5148\u5c06int64\u5206\u62102^24\u4e2a\u533a\u57df\uff0c\u7136\u540e\u786e\u5b9a\u533a\u57df\u7684\u7b2c\u51e0\u5927\u6570\uff0c\u5728\u5c06\u8be5\u533a\u57df\u5206\u62102^20\u4e2a\u5b50\u533a\u57df\uff0c\u7136\u540e\u786e\u5b9a\u662f\u5b50\u533a\u57df\u7684\u7b2c\u51e0\u5927\u6570\uff0c\u7136\u540e\u5b50\u533a\u57df\u91cc\u7684\u6570\u7684\u4e2a\u6570\u53ea\u67092^20\uff0c\u5c31\u53ef\u4ee5\u76f4\u63a5\u5229\u7528direct addr table\u8fdb\u884c\u7edf\u8ba1\u4e86\u3002<\/li>\n<li>\u601d\u8def\u4e8c@\u7eff\u8272\u5939\u514b\u886b\uff1a\u540c\u6837\u9700\u8981\u505a\u4e24\u904d\u7edf\u8ba1\uff0c\u5982\u679c\u6570\u636e\u5b58\u5728\u786c\u76d8\u4e0a\uff0c\u5c31\u9700\u8981\u8bfb\u53d62\u6b21\u3002<br \/>\n\u65b9\u6cd5\u540c\u57fa\u6570\u6392\u5e8f\u6709\u4e9b\u50cf\uff0c\u5f00\u4e00\u4e2a\u5927\u5c0f\u4e3a65536\u7684Int\u6570\u7ec4\uff0c\u7b2c\u4e00\u904d\u8bfb\u53d6\uff0c\u7edf\u8ba1Int32\u7684\u9ad816\u4f4d\u7684\u60c5\u51b5\uff0c\u4e5f\u5c31\u662f0-65535\uff0c\u90fd\u7b97\u4f5c0,65536 &#8211; 131071\u90fd\u7b97\u4f5c1\u3002\u5c31\u76f8\u5f53\u4e8e\u7528\u8be5\u6570\u9664\u4ee565536\u3002Int32 \u9664\u4ee5 65536\u7684\u7ed3\u679c\u4e0d\u4f1a\u8d85\u8fc765536\u79cd\u60c5\u51b5\uff0c\u56e0\u6b64\u5f00\u4e00\u4e2a\u957f\u5ea6\u4e3a65536\u7684\u6570\u7ec4\u8ba1\u6570\u5c31\u53ef\u4ee5\u3002\u6bcf\u8bfb\u53d6\u4e00\u4e2a\u6570\uff0c\u6570\u7ec4\u4e2d\u5bf9\u5e94\u7684\u8ba1\u6570+1\uff0c\u8003\u8651\u6709\u8d1f\u6570\u7684\u60c5\u51b5\uff0c\u9700\u8981\u5c06\u7ed3\u679c\u52a032768\u540e\uff0c\u8bb0\u5f55\u5728\u76f8\u5e94\u7684\u6570\u7ec4\u5185\u3002<br \/>\n\u7b2c\u4e00\u904d\u7edf\u8ba1\u4e4b\u540e\uff0c\u904d\u5386\u6570\u7ec4\uff0c\u9010\u4e2a\u7d2f\u52a0\u7edf\u8ba1\uff0c\u770b\u4e2d\u4f4d\u6570\u5904\u4e8e\u54ea\u4e2a\u533a\u95f4\uff0c\u6bd4\u5982\u5904\u4e8e\u533a\u95f4k\uff0c\u90a3\u4e480- k-1\u7684\u533a\u95f4\u91cc\u6570\u5b57\u7684\u6570\u91cfsum\u5e94\u8be5&lt;n\/2\uff082.5\u4ebf\uff09\u3002\u800ck+1 &#8211; 65535\u7684\u8ba1\u6570\u548c\u4e5f&lt;n\/2\uff0c\u7b2c\u4e8c\u904d\u7edf\u8ba1\u540c\u4e0a\u9762\u7684\u65b9\u6cd5\u7c7b\u4f3c\uff0c\u4f46\u8fd9\u6b21\u53ea\u7edf\u8ba1\u5904\u4e8e\u533a\u95f4k\u7684\u60c5\u51b5\uff0c\u4e5f\u5c31\u662f\u8bf4(x \/ 65536) + 32768 = k\u3002\u7edf\u8ba1\u53ea\u7edf\u8ba1\u4f4e16\u4f4d\u7684\u60c5\u51b5\u3002\u5e76\u4e14\u5229\u7528\u521a\u624d\u7edf\u8ba1\u7684sum\uff0c\u6bd4\u5982sum = 2.49\u4ebf\uff0c\u90a3\u4e48\u73b0\u5728\u5c31\u662f\u8981\u5728\u4f4e16\u4f4d\u91cc\u9762\u627e100\u4e07\u4e2a\u6570(2.5\u4ebf-2.49\u4ebf)\u3002\u8fd9\u6b21\u8ba1\u6570\u4e4b\u540e\uff0c\u518d\u7edf\u8ba1\u4e00\u4e0b\uff0c\u770b\u4e2d\u4f4d\u6570\u6240\u5904\u7684\u533a\u95f4\uff0c\u6700\u540e\u5c06\u9ad8\u4f4d\u548c\u4f4e\u4f4d\u7ec4\u5408\u4e00\u4e0b\u5c31\u662f\u7ed3\u679c\u4e86\u3002<\/li>\n<\/ol>\n<h6>\u5bc6\u5319\u4e09\uff1aBloom filter\/Bitmap<\/h6>\n<p><strong>Bloom filter<\/strong><\/p>\n<p>\u5173\u4e8e\u4ec0\u4e48\u662f<strong>Bloom filter<\/strong>\uff0c\u8bf7\u53c2\u770bblog\u5185\u6b64\u6587\uff1a<\/p>\n<ul style=\"color: #333333;\">\n<li><a style=\"color: #336699;\" href=\"http:\/\/blog.csdn.net\/v_july_v\/article\/details\/6685894\" target=\"_blank\">\u6d77\u91cf\u6570\u636e\u5904\u7406\u4e4bBloom Filter\u8be6\u89e3<\/a><\/li>\n<\/ul>\n<p><span style=\"color: #333333;\">\u3000\u3000\u9002\u7528\u8303\u56f4\uff1a\u53ef\u4ee5\u7528\u6765\u5b9e\u73b0\u6570\u636e\u5b57\u5178\uff0c\u8fdb\u884c\u6570\u636e\u7684\u5224\u91cd\uff0c\u6216\u8005\u96c6\u5408\u6c42\u4ea4\u96c6<\/span><br style=\"color: #333333;\" \/><span style=\"color: #333333;\">\u3000\u3000\u57fa\u672c\u539f\u7406\u53ca\u8981\u70b9\uff1a<\/span><br style=\"color: #333333;\" \/><span style=\"color: #333333;\">\u3000\u3000\u5bf9\u4e8e\u539f\u7406\u6765\u8bf4\u5f88\u7b80\u5355\uff0c\u4f4d\u6570\u7ec4+k\u4e2a\u72ec\u7acbhash\u51fd\u6570\u3002\u5c06hash\u51fd\u6570\u5bf9\u5e94\u7684\u503c\u7684\u4f4d\u6570\u7ec4\u7f6e1\uff0c\u67e5\u627e\u65f6\u5982\u679c\u53d1\u73b0\u6240\u6709hash\u51fd\u6570\u5bf9\u5e94\u4f4d\u90fd\u662f1\u8bf4\u660e\u5b58\u5728\uff0c\u5f88\u660e\u663e\u8fd9\u4e2a\u8fc7\u7a0b\u5e76\u4e0d\u4fdd\u8bc1\u67e5\u627e\u7684\u7ed3\u679c\u662f100%\u6b63\u786e\u7684\u3002\u540c\u65f6\u4e5f\u4e0d\u652f\u6301\u5220\u9664\u4e00\u4e2a\u5df2\u7ecf\u63d2\u5165\u7684\u5173\u952e\u5b57\uff0c\u56e0\u4e3a\u8be5\u5173\u952e\u5b57\u5bf9\u5e94\u7684\u4f4d\u4f1a\u7275\u52a8\u5230\u5176\u4ed6\u7684\u5173\u952e\u5b57\u3002\u6240\u4ee5\u4e00\u4e2a\u7b80\u5355\u7684\u6539\u8fdb\u5c31\u662f counting Bloom filter\uff0c\u7528\u4e00\u4e2acounter\u6570\u7ec4\u4ee3\u66ff\u4f4d\u6570\u7ec4\uff0c\u5c31\u53ef\u4ee5\u652f\u6301\u5220\u9664\u4e86\u3002<\/span><br style=\"color: #333333;\" \/><span style=\"color: #333333;\">\u3000\u3000\u8fd8\u6709\u4e00\u4e2a\u6bd4\u8f83\u91cd\u8981\u7684\u95ee\u9898\uff0c\u5982\u4f55\u6839\u636e\u8f93\u5165\u5143\u7d20\u4e2a\u6570n\uff0c\u786e\u5b9a\u4f4d\u6570\u7ec4m\u7684\u5927\u5c0f\u53cahash\u51fd\u6570\u4e2a\u6570\u3002\u5f53hash\u51fd\u6570\u4e2a\u6570k=(ln2)*(m\/n)\u65f6\u9519\u8bef\u7387\u6700\u5c0f\u3002\u5728\u9519\u8bef\u7387\u4e0d\u5927\u4e8eE\u7684\u60c5\u51b5\u4e0b\uff0cm\u81f3\u5c11\u8981\u7b49\u4e8en*lg(1\/E)\u624d\u80fd\u8868\u793a\u4efb\u610fn\u4e2a\u5143\u7d20\u7684\u96c6\u5408\u3002\u4f46m\u8fd8\u5e94\u8be5\u66f4\u5927\u4e9b\uff0c\u56e0\u4e3a\u8fd8\u8981\u4fdd\u8bc1bit\u6570\u7ec4\u91cc\u81f3\u5c11\u4e00\u534a\u4e3a0\uff0c\u5219m\u5e94\u8be5&gt;=nlg(1\/E)*lge \u5927\u6982\u5c31\u662fnlg(1\/E)1.44\u500d(lg\u8868\u793a\u4ee52\u4e3a\u5e95\u7684\u5bf9\u6570)\u3002<\/span><br style=\"color: #333333;\" \/><span style=\"color: #333333;\">\u3000\u3000\u4e3e\u4e2a\u4f8b\u5b50\u6211\u4eec\u5047\u8bbe\u9519\u8bef\u7387\u4e3a0.01\uff0c\u5219\u6b64\u65f6m\u5e94\u5927\u6982\u662fn\u768413\u500d\u3002\u8fd9\u6837k\u5927\u6982\u662f8\u4e2a\u3002<\/span><br style=\"color: #333333;\" \/><span style=\"color: #333333;\">\u3000\u3000\u6ce8\u610f\u8fd9\u91ccm\u4e0en\u7684\u5355\u4f4d\u4e0d\u540c\uff0cm\u662fbit\u4e3a\u5355\u4f4d\uff0c\u800cn\u5219\u662f\u4ee5\u5143\u7d20\u4e2a\u6570\u4e3a\u5355\u4f4d(\u51c6\u786e\u7684\u8bf4\u662f\u4e0d\u540c\u5143\u7d20\u7684\u4e2a\u6570)\u3002\u901a\u5e38\u5355\u4e2a\u5143\u7d20\u7684\u957f\u5ea6\u90fd\u662f\u6709\u5f88\u591abit\u7684\u3002\u6240\u4ee5\u4f7f\u7528bloom filter\u5185\u5b58\u4e0a\u901a\u5e38\u90fd\u662f\u8282\u7701\u7684\u3002<\/span><br style=\"color: #333333;\" \/><br style=\"color: #333333;\" \/><span style=\"color: #333333;\">\u3000\u3000\u6269\u5c55\uff1a<\/span><\/p>\n<p style=\"color: #333333;\">\u3000\u3000Bloom filter\u5c06\u96c6\u5408\u4e2d\u7684\u5143\u7d20\u6620\u5c04\u5230\u4f4d\u6570\u7ec4\u4e2d\uff0c\u7528k\uff08k\u4e3a\u54c8\u5e0c\u51fd\u6570\u4e2a\u6570\uff09\u4e2a\u6620\u5c04\u4f4d\u662f\u5426\u51681\u8868\u793a\u5143\u7d20\u5728\u4e0d\u5728\u8fd9\u4e2a\u96c6\u5408\u4e2d\u3002Counting bloom filter\uff08CBF\uff09\u5c06\u4f4d\u6570\u7ec4\u4e2d\u7684\u6bcf\u4e00\u4f4d\u6269\u5c55\u4e3a\u4e00\u4e2acounter\uff0c\u4ece\u800c\u652f\u6301\u4e86\u5143\u7d20\u7684\u5220\u9664\u64cd\u4f5c\u3002Spectral Bloom Filter\uff08SBF\uff09\u5c06\u5176\u4e0e\u96c6\u5408\u5143\u7d20\u7684\u51fa\u73b0\u6b21\u6570\u5173\u8054\u3002SBF\u91c7\u7528counter\u4e2d\u7684\u6700\u5c0f\u503c\u6765\u8fd1\u4f3c\u8868\u793a\u5143\u7d20\u7684\u51fa\u73b0\u9891\u7387\u3002<\/p>\n<p style=\"color: #333333;\">\u00a0 \u00a0\u53ef\u4ee5\u770b\u4e0b\u4e0a\u6587\u4e2d\u7684\u7b2c6\u9898\uff1a<\/p>\n<p style=\"color: #333333;\"><strong>\u201c6\u3001\u7ed9\u4f60A,B\u4e24\u4e2a\u6587\u4ef6\uff0c\u5404\u5b58\u653e50\u4ebf\u6761URL\uff0c\u6bcf\u6761URL\u5360\u752864\u5b57\u8282\uff0c\u5185\u5b58\u9650\u5236\u662f4G\uff0c\u8ba9\u4f60\u627e\u51faA,B\u6587\u4ef6\u5171\u540c\u7684URL\u3002\u5982\u679c\u662f\u4e09\u4e2a\u4e43\u81f3n\u4e2a\u6587\u4ef6\u5462\uff1f<\/strong><\/p>\n<p style=\"color: #333333;\">\u3000\u3000\u6839\u636e\u8fd9\u4e2a\u95ee\u9898\u6211\u4eec\u6765\u8ba1\u7b97\u4e0b\u5185\u5b58\u7684\u5360\u7528\uff0c4G=2^32\u5927\u6982\u662f40\u4ebf*8\u5927\u6982\u662f340\u4ebf\uff0cn=50\u4ebf\uff0c\u5982\u679c\u6309\u51fa\u9519\u73870.01\u7b97\u9700\u8981\u7684\u5927\u6982\u662f650\u4ebf\u4e2abit\u3002\u73b0\u5728\u53ef\u7528\u7684\u662f340\u4ebf\uff0c\u76f8\u5dee\u5e76\u4e0d\u591a\uff0c\u8fd9\u6837\u53ef\u80fd\u4f1a\u4f7f\u51fa\u9519\u7387\u4e0a\u5347\u4e9b\u3002\u53e6\u5916\u5982\u679c\u8fd9\u4e9burlip\u662f\u4e00\u4e00\u5bf9\u5e94\u7684\uff0c\u5c31\u53ef\u4ee5\u8f6c\u6362\u6210ip\uff0c\u5219\u5927\u5927\u7b80\u5355\u4e86\u3002<\/p>\n<p style=\"color: #333333;\">\u00a0 \u00a0 \u540c\u65f6\uff0c\u4e0a\u6587\u7684\u7b2c5\u9898\uff1a\u7ed9\u5b9aa\u3001b\u4e24\u4e2a\u6587\u4ef6\uff0c\u5404\u5b58\u653e50\u4ebf\u4e2aurl\uff0c\u6bcf\u4e2aurl\u5404\u536064\u5b57\u8282\uff0c\u5185\u5b58\u9650\u5236\u662f4G\uff0c\u8ba9\u4f60\u627e\u51faa\u3001b\u6587\u4ef6\u5171\u540c\u7684url\uff1f\u5982\u679c\u5141\u8bb8\u6709\u4e00\u5b9a\u7684\u9519\u8bef\u7387\uff0c\u53ef\u4ee5\u4f7f\u7528Bloom filter\uff0c4G\u5185\u5b58\u5927\u6982\u53ef\u4ee5\u8868\u793a340\u4ebfbit\u3002\u5c06\u5176\u4e2d\u4e00\u4e2a\u6587\u4ef6\u4e2d\u7684url\u4f7f\u7528Bloom filter\u6620\u5c04\u4e3a\u8fd9340\u4ebfbit\uff0c\u7136\u540e\u6328\u4e2a\u8bfb\u53d6\u53e6\u5916\u4e00\u4e2a\u6587\u4ef6\u7684url\uff0c\u68c0\u67e5\u662f\u5426\u4e0eBloom filter\uff0c\u5982\u679c\u662f\uff0c\u90a3\u4e48\u8be5url\u5e94\u8be5\u662f\u5171\u540c\u7684url\uff08\u6ce8\u610f\u4f1a\u6709\u4e00\u5b9a\u7684\u9519\u8bef\u7387\uff09\u3002\u201d<\/p>\n<h6 style=\"color: #333333;\"><strong>Bitmap<\/strong><\/h6>\n<ul style=\"color: #333333;\">\n<li>\u5173\u4e8e\u4ec0\u4e48\u662fBitmap\uff0c\u8bf7\u770bblog\u5185\u6b64\u6587\u7b2c\u4e8c\u90e8\u5206\uff1a<a style=\"color: #336699;\" href=\"http:\/\/blog.csdn.net\/v_july_v\/article\/details\/6685962\" target=\"_blank\">http:\/\/blog.csdn.net\/v_july_v\/article\/details\/6685962<\/a>\u3002<\/li>\n<\/ul>\n<p style=\"color: #333333;\">\u00a0 \u00a0 \u4e0b\u9762\u5173\u4e8eBitmap\u7684\u5e94\u7528\uff0c\u53ef\u4ee5\u770b\u4e0b\u4e0a\u6587\u4e2d\u7684\u7b2c13\u9898\uff0c\u4ee5\u53ca\u53e6\u5916\u4e00\u9053\u65b0\u9898\uff1a<\/p>\n<p style=\"color: #333333;\"><strong>\u201c13\u3001\u57282.5\u4ebf\u4e2a\u6574\u6570\u4e2d\u627e\u51fa\u4e0d\u91cd\u590d\u7684\u6574\u6570\uff0c\u6ce8\uff0c\u5185\u5b58\u4e0d\u8db3\u4ee5\u5bb9\u7eb3\u8fd92.5\u4ebf\u4e2a\u6574\u6570\u3002<\/strong><\/p>\n<p style=\"color: #333333;\">\u00a0 \u00a0 \u65b9\u68481\uff1a\u91c7\u75282-Bitmap\uff08\u6bcf\u4e2a\u6570\u5206\u914d2bit\uff0c00\u8868\u793a\u4e0d\u5b58\u5728\uff0c01\u8868\u793a\u51fa\u73b0\u4e00\u6b21\uff0c10\u8868\u793a\u591a\u6b21\uff0c11\u65e0\u610f\u4e49\uff09\u8fdb\u884c\uff0c\u5171\u9700\u5185\u5b582^32 * 2 bit=1 GB\u5185\u5b58\uff0c\u8fd8\u53ef\u4ee5\u63a5\u53d7\u3002\u7136\u540e\u626b\u63cf\u8fd92.5\u4ebf\u4e2a\u6574\u6570\uff0c\u67e5\u770bBitmap\u4e2d\u76f8\u5bf9\u5e94\u4f4d\uff0c\u5982\u679c\u662f00\u53d801\uff0c01\u53d810\uff0c10\u4fdd\u6301\u4e0d\u53d8\u3002\u6240\u63cf\u5b8c\u4e8b\u540e\uff0c\u67e5\u770bbitmap\uff0c\u628a\u5bf9\u5e94\u4f4d\u662f01\u7684\u6574\u6570\u8f93\u51fa\u5373\u53ef\u3002<br \/>\n\u65b9\u68482\uff1a\u4e5f\u53ef\u91c7\u7528\u4e0e\u7b2c1\u9898\u7c7b\u4f3c\u7684\u65b9\u6cd5\uff0c\u8fdb\u884c\u5212\u5206\u5c0f\u6587\u4ef6\u7684\u65b9\u6cd5\u3002\u7136\u540e\u5728\u5c0f\u6587\u4ef6\u4e2d\u627e\u51fa\u4e0d\u91cd\u590d\u7684\u6574\u6570\uff0c\u5e76\u6392\u5e8f\u3002\u7136\u540e\u518d\u8fdb\u884c\u5f52\u5e76\uff0c\u6ce8\u610f\u53bb\u9664\u91cd\u590d\u7684\u5143\u7d20\u3002<strong>\u201d<\/strong><\/p>\n<p style=\"color: #333333;\"><strong>15\u3001\u7ed940\u4ebf\u4e2a\u4e0d\u91cd\u590d\u7684unsigned int\u7684\u6574\u6570\uff0c\u6ca1\u6392\u8fc7\u5e8f\u7684\uff0c\u7136\u540e\u518d\u7ed9\u4e00\u4e2a\u6570\uff0c\u5982\u4f55\u5feb\u901f\u5224\u65ad\u8fd9\u4e2a\u6570\u662f\u5426\u5728\u90a340\u4ebf\u4e2a\u6570\u5f53\u4e2d\uff1f<\/strong><br \/>\n\u65b9\u68481\uff1afrome oo\uff0c\u7528\u4f4d\u56fe\/Bitmap\u7684\u65b9\u6cd5\uff0c\u7533\u8bf7512M\u7684\u5185\u5b58\uff0c\u4e00\u4e2abit\u4f4d\u4ee3\u8868\u4e00\u4e2aunsigned int\u503c\u3002\u8bfb\u516540\u4ebf\u4e2a\u6570\uff0c\u8bbe\u7f6e\u76f8\u5e94\u7684bit\u4f4d\uff0c\u8bfb\u5165\u8981\u67e5\u8be2\u7684\u6570\uff0c\u67e5\u770b\u76f8\u5e94bit\u4f4d\u662f\u5426\u4e3a1\uff0c\u4e3a1\u8868\u793a\u5b58\u5728\uff0c\u4e3a0\u8868\u793a\u4e0d\u5b58\u5728\u3002<\/p>\n<h6 style=\"color: #333333;\">\u5bc6\u5319\u56db\u3001Trie\u6811\/\u6570\u636e\u5e93\/\u5012\u6392\u7d22\u5f15<\/h6>\n<p style=\"color: #333333;\"><strong>Trie\u6811<\/strong><\/p>\n<p style=\"color: #333333;\">\u3000\u3000\u9002\u7528\u8303\u56f4\uff1a\u6570\u636e\u91cf\u5927\uff0c\u91cd\u590d\u591a\uff0c\u4f46\u662f\u6570\u636e\u79cd\u7c7b\u5c0f\u53ef\u4ee5\u653e\u5165\u5185\u5b58<br \/>\n\u57fa\u672c\u539f\u7406\u53ca\u8981\u70b9\uff1a\u5b9e\u73b0\u65b9\u5f0f\uff0c\u8282\u70b9\u5b69\u5b50\u7684\u8868\u793a\u65b9\u5f0f<br \/>\n\u6269\u5c55\uff1a\u538b\u7f29\u5b9e\u73b0\u3002<br \/>\n\u95ee\u9898\u5b9e\u4f8b\uff1a<\/p>\n<ol style=\"color: #333333;\">\n<li>\u4e0a\u9762\u7684<strong>\u7b2c2\u9898<\/strong>\uff1a\u5bfb\u627e\u70ed\u95e8\u67e5\u8be2\uff1a\u67e5\u8be2\u4e32\u7684\u91cd\u590d\u5ea6\u6bd4\u8f83\u9ad8\uff0c\u867d\u7136\u603b\u6570\u662f1\u5343\u4e07\uff0c\u4f46\u5982\u679c\u9664\u53bb\u91cd\u590d\u540e\uff0c\u4e0d\u8d85\u8fc73\u767e\u4e07\u4e2a\uff0c\u6bcf\u4e2a\u4e0d\u8d85\u8fc7255\u5b57\u8282\u3002<\/li>\n<li>\u4e0a\u9762\u7684<strong>\u7b2c5\u9898<\/strong>\uff1a\u670910\u4e2a\u6587\u4ef6\uff0c\u6bcf\u4e2a\u6587\u4ef61G\uff0c\u6bcf\u4e2a\u6587\u4ef6\u7684\u6bcf\u4e00\u884c\u90fd\u5b58\u653e\u7684\u662f\u7528\u6237\u7684query\uff0c\u6bcf\u4e2a\u6587\u4ef6\u7684query\u90fd\u53ef\u80fd\u91cd\u590d\u3002\u8981\u4f60\u6309\u7167query\u7684\u9891\u5ea6\u6392\u5e8f\u3002<\/li>\n<li>1000\u4e07\u5b57\u7b26\u4e32\uff0c\u5176\u4e2d\u6709\u4e9b\u662f\u76f8\u540c\u7684(\u91cd\u590d),\u9700\u8981\u628a\u91cd\u590d\u7684\u5168\u90e8\u53bb\u6389\uff0c\u4fdd\u7559\u6ca1\u6709\u91cd\u590d\u7684\u5b57\u7b26\u4e32\u3002\u8bf7\u95ee\u600e\u4e48\u8bbe\u8ba1\u548c\u5b9e\u73b0\uff1f<\/li>\n<li>\u4e0a\u9762\u7684<strong>\u7b2c8<\/strong>\u9898\uff1a\u4e00\u4e2a\u6587\u672c\u6587\u4ef6\uff0c\u5927\u7ea6\u6709\u4e00\u4e07\u884c\uff0c\u6bcf\u884c\u4e00\u4e2a\u8bcd\uff0c\u8981\u6c42\u7edf\u8ba1\u51fa\u5176\u4e2d\u6700\u9891\u7e41\u51fa\u73b0\u7684\u524d10\u4e2a\u8bcd\u3002\u5176\u89e3\u51b3\u65b9\u6cd5\u662f\uff1a\u7528trie\u6811\u7edf\u8ba1\u6bcf\u4e2a\u8bcd\u51fa\u73b0\u7684\u6b21\u6570\uff0c\u65f6\u95f4\u590d\u6742\u5ea6\u662fO(n*le)\uff08le\u8868\u793a\u5355\u8bcd\u7684\u5e73\u51c6\u957f\u5ea6\uff09\uff0c\u7136\u540e\u662f\u627e\u51fa\u51fa\u73b0\u6700\u9891\u7e41\u7684\u524d10\u4e2a\u8bcd\u3002<\/li>\n<\/ol>\n<p style=\"color: #333333;\">\u00a0 \u00a0 \u66f4\u591a\u6709\u5173Trie\u6811\u7684\u4ecb\u7ecd\uff0c\u8bf7\u53c2\u89c1\u6b64\u6587\uff1a<a style=\"color: #220000;\" href=\"http:\/\/blog.csdn.net\/v_july_v\/article\/details\/6897097\" target=\"_blank\">\u4eceTrie\u6811\uff08\u5b57\u5178\u6811\uff09\u8c08\u5230\u540e\u7f00\u6811<\/a>\u3002<\/p>\n<p style=\"color: #333333;\"><strong>\u6570\u636e\u5e93\u7d22\u5f15<\/strong><br \/>\n\u9002\u7528\u8303\u56f4\uff1a\u5927\u6570\u636e\u91cf\u7684\u589e\u5220\u6539\u67e5<br \/>\n\u57fa\u672c\u539f\u7406\u53ca\u8981\u70b9\uff1a\u5229\u7528\u6570\u636e\u7684\u8bbe\u8ba1\u5b9e\u73b0\u65b9\u6cd5\uff0c\u5bf9\u6d77\u91cf\u6570\u636e\u7684\u589e\u5220\u6539\u67e5\u8fdb\u884c\u5904\u7406\u3002<\/p>\n<ul style=\"color: #333333;\">\n<li>\u5173\u4e8e\u6570\u636e\u5e93\u7d22\u5f15\u53ca\u5176\u4f18\u5316\uff0c\u66f4\u591a\u53ef\u53c2\u89c1\u6b64\u6587\uff1a<a style=\"color: #336699;\" href=\"http:\/\/www.cnblogs.com\/pkuoliver\/archive\/2011\/08\/17\/mass-data-topic-7-index-and-optimize.html\" target=\"_blank\">http:\/\/www.cnblogs.com\/pkuoliver\/archive\/2011\/08\/17\/mass-data-topic-7-index-and-optimize.html<\/a>\uff1b<\/li>\n<li>\u5173\u4e8eMySQL\u7d22\u5f15\u80cc\u540e\u7684\u6570\u636e\u7ed3\u6784\u53ca\u7b97\u6cd5\u539f\u7406\uff0c\u8fd9\u91cc\u8fd8\u6709\u4e00\u7bc7\u5f88\u597d\u7684\u6587\u7ae0\uff1a<a style=\"color: #336699;\" href=\"http:\/\/blog.codinglabs.org\/articles\/theory-of-mysql-index.html\" target=\"_blank\">http:\/\/blog.codinglabs.org\/articles\/theory-of-mysql-index.html<\/a>\uff1b<\/li>\n<li>\u5173\u4e8eB \u6811\u3001B+ \u6811\u3001B* \u6811\u53caR \u6811\uff0c\u672cblog\u5185\u6709\u7bc7\u7edd\u4f73\u6587\u7ae0\uff1a<a style=\"color: #336699;\" href=\"http:\/\/blog.csdn.net\/v_JULY_v\/article\/details\/6530142\" target=\"_blank\">http:\/\/blog.csdn.net\/v_JULY_v\/article\/details\/6530142<\/a>\u3002<\/li>\n<\/ul>\n<p style=\"color: #333333;\"><strong>\u5012\u6392\u7d22\u5f15(Inverted index)<\/strong><br \/>\n\u9002\u7528\u8303\u56f4\uff1a\u641c\u7d22\u5f15\u64ce\uff0c\u5173\u952e\u5b57\u67e5\u8be2<br \/>\n\u57fa\u672c\u539f\u7406\u53ca\u8981\u70b9\uff1a\u4e3a\u4f55\u53eb\u5012\u6392\u7d22\u5f15\uff1f\u4e00\u79cd\u7d22\u5f15\u65b9\u6cd5\uff0c\u88ab\u7528\u6765\u5b58\u50a8\u5728\u5168\u6587\u641c\u7d22\u4e0b\u67d0\u4e2a\u5355\u8bcd\u5728\u4e00\u4e2a\u6587\u6863\u6216\u8005\u4e00\u7ec4\u6587\u6863\u4e2d\u7684\u5b58\u50a8\u4f4d\u7f6e\u7684\u6620\u5c04\u3002<br \/>\n\u4ee5\u82f1\u6587\u4e3a\u4f8b\uff0c\u4e0b\u9762\u662f\u8981\u88ab\u7d22\u5f15\u7684\u6587\u672c\uff1a<br \/>\nT0 = &#8220;it is what it is&#8221;<br \/>\nT1 = &#8220;what is it&#8221;<br \/>\nT2 = &#8220;it is a banana&#8221;<br \/>\n\u6211\u4eec\u5c31\u80fd\u5f97\u5230\u4e0b\u9762\u7684\u53cd\u5411\u6587\u4ef6\u7d22\u5f15\uff1a<br \/>\n&#8220;a&#8221;: \u00a0 \u00a0 \u00a0{2}<br \/>\n&#8220;banana&#8221;: {2}<br \/>\n&#8220;is&#8221;: \u00a0 \u00a0 {0, 1, 2}<br \/>\n&#8220;it&#8221;: \u00a0 \u00a0 {0, 1, 2}<br \/>\n&#8220;what&#8221;: \u00a0 {0, 1}<br \/>\n\u68c0\u7d22\u7684\u6761\u4ef6&#8221;what&#8221;,&#8221;is&#8221;\u548c&#8221;it&#8221;\u5c06\u5bf9\u5e94\u96c6\u5408\u7684\u4ea4\u96c6\u3002<\/p>\n<p>\u6b63\u5411\u7d22\u5f15\u5f00\u53d1\u51fa\u6765\u7528\u6765\u5b58\u50a8\u6bcf\u4e2a\u6587\u6863\u7684\u5355\u8bcd\u7684\u5217\u8868\u3002\u6b63\u5411\u7d22\u5f15\u7684\u67e5\u8be2\u5f80\u5f80\u6ee1\u8db3\u6bcf\u4e2a\u6587\u6863\u6709\u5e8f\u9891\u7e41\u7684\u5168\u6587\u67e5\u8be2\u548c\u6bcf\u4e2a\u5355\u8bcd\u5728\u6821\u9a8c\u6587\u6863\u4e2d\u7684\u9a8c\u8bc1\u8fd9\u6837\u7684\u67e5\u8be2\u3002\u5728\u6b63\u5411\u7d22\u5f15\u4e2d\uff0c\u6587\u6863\u5360\u636e\u4e86\u4e2d\u5fc3\u7684\u4f4d\u7f6e\uff0c\u6bcf\u4e2a\u6587\u6863\u6307\u5411\u4e86\u4e00\u4e2a\u5b83\u6240\u5305\u542b\u7684\u7d22\u5f15\u9879\u7684\u5e8f\u5217\u3002\u4e5f\u5c31\u662f\u8bf4\u6587\u6863\u6307\u5411\u4e86\u5b83\u5305\u542b\u7684\u90a3\u4e9b\u5355\u8bcd\uff0c\u800c\u53cd\u5411\u7d22\u5f15\u5219\u662f\u5355\u8bcd\u6307\u5411\u4e86\u5305\u542b\u5b83\u7684\u6587\u6863\uff0c\u5f88\u5bb9\u6613\u770b\u5230\u8fd9\u4e2a\u53cd\u5411\u7684\u5173\u7cfb\u3002<br \/>\n\u6269\u5c55\uff1a<br \/>\n\u95ee\u9898\u5b9e\u4f8b\uff1a\u6587\u6863\u68c0\u7d22\u7cfb\u7edf\uff0c\u67e5\u8be2\u90a3\u4e9b\u6587\u4ef6\u5305\u542b\u4e86\u67d0\u5355\u8bcd\uff0c\u6bd4\u5982\u5e38\u89c1\u7684\u5b66\u672f\u8bba\u6587\u7684\u5173\u952e\u5b57\u641c\u7d22\u3002<\/p>\n<p style=\"color: #333333;\">\u00a0 \u00a0 \u5173\u4e8e\u5012\u6392\u7d22\u5f15\u7684\u5e94\u7528\uff0c\u66f4\u591a\u8bf7\u53c2\u89c1\uff1a<\/p>\n<ul style=\"color: #333333;\">\n<li><a style=\"color: #220000;\" href=\"http:\/\/blog.csdn.net\/v_july_v\/article\/details\/7085669\" target=\"_blank\">\u7b2c\u4e8c\u5341\u4e09\u3001\u56db\u7ae0\uff1a\u6768\u6c0f\u77e9\u9635\u67e5\u627e\uff0c\u5012\u6392\u7d22\u5f15\u5173\u952e\u8bcdHash\u4e0d\u91cd\u590d\u7f16\u7801\u5b9e\u8df5<\/a>\uff0c<\/li>\n<li><a style=\"color: #220000;\" href=\"http:\/\/blog.csdn.net\/v_july_v\/article\/details\/7109500\" target=\"_blank\">\u7b2c\u4e8c\u5341\u516d\u7ae0\uff1a\u57fa\u4e8e\u7ed9\u5b9a\u7684\u6587\u6863\u751f\u6210\u5012\u6392\u7d22\u5f15\u7684\u7f16\u7801\u4e0e\u5b9e\u8df5<\/a>\u3002<\/li>\n<\/ul>\n<h6>\u5bc6\u5319\u4e94\u3001\u5916\u6392\u5e8f<\/h6>\n<p style=\"color: #333333;\">\u3000\u3000\u9002\u7528\u8303\u56f4\uff1a\u5927\u6570\u636e\u7684\u6392\u5e8f\uff0c\u53bb\u91cd<br \/>\n\u57fa\u672c\u539f\u7406\u53ca\u8981\u70b9\uff1a\u5916\u6392\u5e8f\u7684\u5f52\u5e76\u65b9\u6cd5\uff0c\u7f6e\u6362\u9009\u62e9\u8d25\u8005\u6811\u539f\u7406\uff0c\u6700\u4f18\u5f52\u5e76\u6811<br \/>\n\u95ee\u9898\u5b9e\u4f8b\uff1a<br \/>\n1).\u6709\u4e00\u4e2a1G\u5927\u5c0f\u7684\u4e00\u4e2a\u6587\u4ef6\uff0c\u91cc\u9762\u6bcf\u4e00\u884c\u662f\u4e00\u4e2a\u8bcd\uff0c\u8bcd\u7684\u5927\u5c0f\u4e0d\u8d85\u8fc716\u4e2a\u5b57\u8282\uff0c\u5185\u5b58\u9650\u5236\u5927\u5c0f\u662f1M\u3002\u8fd4\u56de\u9891\u6570\u6700\u9ad8\u7684100\u4e2a\u8bcd\u3002<br \/>\n\u8fd9\u4e2a\u6570\u636e\u5177\u6709\u5f88\u660e\u663e\u7684\u7279\u70b9\uff0c\u8bcd\u7684\u5927\u5c0f\u4e3a16\u4e2a\u5b57\u8282\uff0c\u4f46\u662f\u5185\u5b58\u53ea\u67091M\u505ahash\u660e\u663e\u4e0d\u591f\uff0c\u6240\u4ee5\u53ef\u4ee5\u7528\u6765\u6392\u5e8f\u3002\u5185\u5b58\u53ef\u4ee5\u5f53\u8f93\u5165\u7f13\u51b2\u533a\u4f7f\u7528\u3002<\/p>\n<p style=\"color: #333333;\">\u00a0 \u00a0 \u5173\u4e8e\u591a\u8def\u5f52\u5e76\u7b97\u6cd5\u53ca\u5916\u6392\u5e8f\u7684\u5177\u4f53\u5e94\u7528\u573a\u666f\uff0c\u8bf7\u53c2\u89c1blog\u5185\u6b64\u6587\uff1a<\/p>\n<ul style=\"color: #333333;\">\n<li><a style=\"color: #220000;\" href=\"http:\/\/blog.csdn.net\/v_JULY_v\/archive\/2011\/05\/28\/6451990.aspx\" target=\"_blank\">\u7b2c\u5341\u7ae0\u3001\u5982\u4f55\u7ed910^7\u4e2a\u6570\u636e\u91cf\u7684\u78c1\u76d8\u6587\u4ef6\u6392\u5e8f<\/a><\/li>\n<\/ul>\n<h6 style=\"color: #333333;\">\u5bc6\u5319\u516d\u3001\u5206\u5e03\u5f0f\u5904\u7406\u4e4bMapreduce<\/h6>\n<p style=\"color: #333333;\">\u00a0 \u00a0\u00a0MapReduce\u662f\u4e00\u79cd\u8ba1\u7b97\u6a21\u578b\uff0c\u7b80\u5355\u7684\u8bf4\u5c31\u662f\u5c06\u5927\u6279\u91cf\u7684\u5de5\u4f5c\uff08\u6570\u636e\uff09\u5206\u89e3\uff08MAP\uff09\u6267\u884c\uff0c\u7136\u540e\u518d\u5c06\u7ed3\u679c\u5408\u5e76\u6210\u6700\u7ec8\u7ed3\u679c\uff08REDUCE\uff09\u3002\u8fd9\u6837\u505a\u7684\u597d\u5904\u662f\u53ef\u4ee5\u5728\u4efb\u52a1\u88ab\u5206\u89e3\u540e\uff0c\u53ef\u4ee5\u901a\u8fc7\u5927\u91cf\u673a\u5668\u8fdb\u884c\u5e76\u884c\u8ba1\u7b97\uff0c\u51cf\u5c11\u6574\u4e2a\u64cd\u4f5c\u7684\u65f6\u95f4\u3002\u4f46\u5982\u679c\u4f60\u8981\u6211\u518d\u901a\u4fd7\u70b9\u4ecb\u7ecd\uff0c\u90a3\u4e48\uff0c\u8bf4\u767d\u4e86\uff0cMapreduce\u7684\u539f\u7406\u5c31\u662f\u4e00\u4e2a\u5f52\u5e76\u6392\u5e8f\u3002<\/p>\n<p style=\"color: #333333;\">\u9002\u7528\u8303\u56f4\uff1a\u6570\u636e\u91cf\u5927\uff0c\u4f46\u662f\u6570\u636e\u79cd\u7c7b\u5c0f\u53ef\u4ee5\u653e\u5165\u5185\u5b58<br \/>\n\u57fa\u672c\u539f\u7406\u53ca\u8981\u70b9\uff1a\u5c06\u6570\u636e\u4ea4\u7ed9\u4e0d\u540c\u7684\u673a\u5668\u53bb\u5904\u7406\uff0c\u6570\u636e\u5212\u5206\uff0c\u7ed3\u679c\u5f52\u7ea6\u3002<br \/>\n\u95ee\u9898\u5b9e\u4f8b\uff1a<\/p>\n<ol style=\"color: #333333;\">\n<li>The canonical example application of MapReduce is a process to count the appearances of each different word in a set of documents:<\/li>\n<li>\u6d77\u91cf\u6570\u636e\u5206\u5e03\u5728100\u53f0\u7535\u8111\u4e2d\uff0c\u60f3\u4e2a\u529e\u6cd5\u9ad8\u6548\u7edf\u8ba1\u51fa\u8fd9\u6279\u6570\u636e\u7684TOP10\u3002<\/li>\n<li>\u4e00\u5171\u6709N\u4e2a\u673a\u5668\uff0c\u6bcf\u4e2a\u673a\u5668\u4e0a\u6709N\u4e2a\u6570\u3002\u6bcf\u4e2a\u673a\u5668\u6700\u591a\u5b58O(N)\u4e2a\u6570\u5e76\u5bf9\u5b83\u4eec\u64cd\u4f5c\u3002\u5982\u4f55\u627e\u5230N^2\u4e2a\u6570\u7684\u4e2d\u6570(median)\uff1f<\/li>\n<\/ol>\n<p style=\"color: #333333;\">\u00a0 \u00a0\u66f4\u591a\u5177\u4f53\u9610\u8ff0\u8bf7\u53c2\u89c1blog\u5185\uff1a<\/p>\n<ul style=\"color: #333333;\">\n<li><a style=\"color: #220000;\" title=\"\u4eceHadhoop\u6846\u67b6\u4e0eMapReduce\u6a21\u5f0f\u4e2d\u8c08\u6d77\u91cf\u6570\u636e\u5904\u7406\" href=\"http:\/\/blog.csdn.net\/v_july_v\/article\/details\/6704077\" target=\"_blank\">\u4eceHadhoop\u6846\u67b6\u4e0eMapReduce\u6a21\u5f0f\u4e2d\u8c08\u6d77\u91cf\u6570\u636e\u5904\u7406<\/a>\uff0c<\/li>\n<li>\u53ca<a style=\"color: #336699;\" href=\"http:\/\/blog.csdn.net\/v_july_v\/article\/details\/6637014\" target=\"_blank\">MapReduce\u6280\u672f\u7684\u521d\u6b65\u4e86\u89e3\u4e0e\u5b66\u4e60<\/a>\u3002<\/li>\n<\/ul>\n<h6>\u5176\u5b83\u6a21\u5f0f\/\u65b9\u6cd5\u8bba\uff0c\u7ed3\u5408\u64cd\u4f5c\u7cfb\u7edf\u77e5\u8bc6<\/h6>\n<div style=\"color: #333333;\">\u00a0 \u00a0 \u81f3\u6b64\uff0c\u516d\u79cd\u5904\u7406\u6d77\u91cf\u6570\u636e\u95ee\u9898\u7684\u6a21\u5f0f\/\u65b9\u6cd5\u5df2\u7ecf\u9610\u8ff0\u5b8c\u6bd5\u3002\u636e\u89c2\u5bdf\uff0c\u8fd9\u65b9\u9762\u7684\u9762\u8bd5\u9898\u65e0\u5916\u4e4e\u4ee5\u4e0a\u4e00\u79cd\u6216\u5176\u53d8\u5f62\uff0c\u7136\u9898\u76ee\u4e3a\u4f55\u53d6\u4e3a\u662f\uff1a\u79d2\u674099%\u7684\u6d77\u91cf\u6570\u636e\u5904\u7406\u9762\u8bd5\u9898\uff0c\u800c\u4e0d\u662f100%\u5462\u3002OK\uff0c\u7ed9\u8bfb\u8005\u770b\u6700\u540e\u4e00\u9053\u9898\uff0c\u5982\u4e0b\uff1a<\/div>\n<div style=\"color: #333333;\">\u00a0 \u00a0\u00a0\u975e\u5e38\u5927\u7684\u6587\u4ef6\uff0c\u88c5\u4e0d\u8fdb\u5185\u5b58\u3002\u6bcf\u884c\u4e00\u4e2aint\u7c7b\u578b\u6570\u636e\uff0c\u73b0\u5728\u8981\u4f60\u968f\u673a\u53d6100\u4e2a\u6570\u3002<\/div>\n<div style=\"color: #333333;\">\u00a0 \u00a0 \u6211\u4eec\u53d1\u73b0\u4e0a\u8ff0\u8fd9\u9053\u9898\uff0c\u65e0\u8bba\u662f\u4ee5\u4e0a\u4efb\u4f55\u4e00\u79cd\u6a21\u5f0f\/\u65b9\u6cd5\u90fd\u4e0d\u597d\u505a\uff0c\u90a3\u6709\u4ec0\u4e48\u597d\u7684\u522b\u7684\u65b9\u6cd5\u5462\uff1f\u6211\u4eec\u53ef\u4ee5\u770b\u770b\uff1a\u64cd\u4f5c\u7cfb\u7edf\u5185\u5b58\u5206\u9875\u7cfb\u7edf\u8bbe\u8ba1(\u8bf4\u767d\u4e86\uff0c\u5c31\u662f\u6620\u5c04+\u5efa\u7d22\u5f15)\u3002<\/div>\n<div style=\"color: #333333;\">\u00a0 \u00a0 Windows 2000\u4f7f\u7528\u57fa\u4e8e\u5206\u9875\u673a\u5236\u7684\u865a\u62df\u5185\u5b58\u3002\u6bcf\u4e2a\u8fdb\u7a0b\u67094GB\u7684\u865a\u62df\u5730\u5740\u7a7a\u95f4\u3002\u57fa\u4e8e\u5206\u9875\u673a\u5236\uff0c\u8fd94GB\u5730\u5740\u7a7a\u95f4\u7684\u4e00\u4e9b\u90e8\u5206\u88ab\u6620\u5c04\u4e86\u7269\u7406\u5185\u5b58\uff0c\u4e00\u4e9b\u90e8\u5206\u6620\u5c04\u786c\u76d8\u4e0a\u7684\u4ea4\u6362\u6587 \u4ef6\uff0c\u4e00\u4e9b\u90e8\u5206\u4ec0\u4e48\u4e5f\u6ca1\u6709\u6620\u5c04\u3002\u7a0b\u5e8f\u4e2d\u4f7f\u7528\u7684\u90fd\u662f4GB\u5730\u5740\u7a7a\u95f4\u4e2d\u7684\u865a\u62df\u5730\u5740\u3002\u800c\u8bbf\u95ee\u7269\u7406\u5185\u5b58\uff0c\u9700\u8981\u4f7f\u7528\u7269\u7406\u5730\u5740\u3002 \u5173\u4e8e\u4ec0\u4e48\u662f\u7269\u7406\u5730\u5740\u548c\u865a\u62df\u5730\u5740\uff0c\u8bf7\u770b\uff1a<\/div>\n<ul>\n<ul>\n<li>\u7269\u7406\u5730\u5740 (physical address): \u653e\u5728\u5bfb\u5740\u603b\u7ebf\u4e0a\u7684\u5730\u5740\u3002\u653e\u5728\u5bfb\u5740\u603b\u7ebf\u4e0a\uff0c\u5982\u679c\u662f\u8bfb\uff0c\u7535\u8def\u6839\u636e\u8fd9\u4e2a\u5730\u5740\u6bcf\u4f4d\u7684\u503c\u5c31\u5c06\u76f8\u5e94\u5730\u5740\u7684\u7269\u7406\u5185\u5b58\u4e2d\u7684\u6570\u636e\u653e\u5230\u6570\u636e\u603b\u7ebf\u4e2d\u4f20\u8f93\u3002\u5982\u679c\u662f\u5199\uff0c\u7535\u8def\u6839\u636e\u8fd9\u4e2a \u5730\u5740\u6bcf\u4f4d\u7684\u503c\u5c31\u5c06\u76f8\u5e94\u5730\u5740\u7684\u7269\u7406\u5185\u5b58\u4e2d\u653e\u5165\u6570\u636e\u603b\u7ebf\u4e0a\u7684\u5185\u5bb9\u3002\u7269\u7406\u5185\u5b58\u662f\u4ee5\u5b57\u8282(8\u4f4d)\u4e3a\u5355\u4f4d\u7f16\u5740\u7684\u3002<\/li>\n<li>\u865a\u62df\u5730\u5740 (virtual address): 4G\u865a\u62df\u5730\u5740\u7a7a\u95f4\u4e2d\u7684\u5730\u5740\uff0c\u7a0b\u5e8f\u4e2d\u4f7f\u7528\u7684\u90fd\u662f\u865a\u62df\u5730\u5740\u3002\u00a0\u4f7f\u7528\u4e86\u5206\u9875\u673a\u5236\u4e4b\u540e\uff0c4G\u7684\u5730\u5740\u7a7a\u95f4\u88ab\u5206\u6210\u4e86\u56fa\u5b9a\u5927\u5c0f\u7684\u9875\uff0c\u6bcf\u4e00\u9875\u6216\u8005\u88ab\u6620\u5c04\u5230\u7269\u7406\u5185\u5b58\uff0c\u6216\u8005\u88ab\u6620\u5c04\u5230\u786c\u76d8\u4e0a\u7684\u4ea4\u6362\u6587\u4ef6\u4e2d\uff0c\u6216\u8005\u6ca1\u6709\u6620\u5c04\u4efb\u4f55\u4e1c\u897f\u3002\u5bf9\u4e8e\u4e00 \u822c\u7a0b\u5e8f\u6765\u8bf4\uff0c4G\u7684\u5730\u5740\u7a7a\u95f4\uff0c\u53ea\u6709\u4e00\u5c0f\u90e8\u5206\u6620\u5c04\u4e86\u7269\u7406\u5185\u5b58\uff0c\u5927\u7247\u5927\u7247\u7684\u90e8\u5206\u662f\u6ca1\u6709\u6620\u5c04\u4efb\u4f55\u4e1c\u897f\u3002\u7269\u7406\u5185\u5b58\u4e5f\u88ab\u5206\u9875\uff0c\u6765\u6620\u5c04\u5730\u5740\u7a7a\u95f4\u3002\u5bf9\u4e8e32bit\u7684 Win2k\uff0c\u9875\u7684\u5927\u5c0f\u662f4K\u5b57\u8282\u3002CPU\u7528\u6765\u628a\u865a\u62df\u5730\u5740\u8f6c\u6362\u6210\u7269\u7406\u5730\u5740\u7684\u4fe1\u606f\u5b58\u653e\u5728\u53eb\u505a\u9875\u76ee\u5f55\u548c\u9875\u8868\u7684\u7ed3\u6784\u91cc\u3002<\/li>\n<\/ul>\n<\/ul>\n<p>\u7269\u7406\u5185\u5b58\u5206\u9875\uff0c\u4e00\u4e2a\u7269\u7406\u9875\u7684\u5927\u5c0f\u4e3a4K\u5b57\u8282\uff0c\u7b2c0\u4e2a\u7269\u7406\u9875\u4ece\u7269\u7406\u5730\u5740 0x00000000 \u5904\u5f00\u59cb\u3002\u7531\u4e8e\u9875\u7684\u5927\u5c0f\u4e3a4KB\uff0c\u5c31\u662f0x1000\u5b57\u8282\uff0c\u6240\u4ee5\u7b2c1\u9875\u4ece\u7269\u7406\u5730\u5740 0x00001000 \u5904\u5f00\u59cb\u3002\u7b2c2\u9875\u4ece\u7269\u7406\u5730\u5740 0x00002000 \u5904\u5f00\u59cb\u3002\u53ef\u4ee5\u770b\u5230\u7531\u4e8e\u9875\u7684\u5927\u5c0f\u662f4KB\uff0c\u6240\u4ee5\u53ea\u9700\u898132bit\u7684\u5730\u5740\u4e2d\u9ad820bit\u6765\u5bfb\u5740\u7269\u7406\u9875\u3002<\/p>\n<div style=\"color: #333333;\">\u00a0 \u00a0 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target=\"_blank\">\u5341\u9053\u6d77\u91cf\u6570\u636e\u5904\u7406\u9762\u8bd5\u9898\u4e0e\u5341\u4e2a\u65b9\u6cd5\u5927\u603b\u7ed3<\/a>\uff1b<\/li>\n<li><a style=\"color: #220000;\" href=\"http:\/\/blog.csdn.net\/v_july_v\/article\/details\/6685962\" target=\"_blank\">\u6d77\u91cf\u6570\u636e\u5904\u7406\u9762\u8bd5\u9898\u96c6\u9526\u4e0eBit-map\u8be6\u89e3<\/a>\uff1b<\/li>\n<li><a style=\"color: #220000;\" href=\"http:\/\/blog.csdn.net\/v_JULY_v\/archive\/2011\/03\/17\/6256463.aspx\" target=\"_blank\">\u5341\u4e00\u3001\u4ece\u5934\u5230\u5c3e\u5f7b\u5e95\u89e3\u6790Hash\u8868\u7b97\u6cd5<\/a>\uff1b<\/li>\n<li><a style=\"color: #336699;\" href=\"http:\/\/blog.csdn.net\/v_july_v\/article\/details\/6685894\" target=\"_blank\">\u6d77\u91cf\u6570\u636e\u5904\u7406\u4e4bBloom Filter\u8be6\u89e3<\/a>\uff1b<\/li>\n<li><a style=\"color: #220000;\" href=\"http:\/\/blog.csdn.net\/v_july_v\/article\/details\/6897097\" target=\"_blank\">\u4eceTrie\u6811\uff08\u5b57\u5178\u6811\uff09\u8c08\u5230\u540e\u7f00\u6811<\/a>\uff1b<\/li>\n<li><a style=\"color: #220000;\" href=\"http:\/\/blog.csdn.net\/v_JULY_v\/archive\/2011\/05\/08\/6403777.aspx\" target=\"_blank\">\u7b2c\u4e09\u7ae0\u7eed\u3001Top K\u7b97\u6cd5\u95ee\u9898\u7684\u5b9e\u73b0<\/a>\uff1b<\/li>\n<li><a style=\"color: #220000;\" href=\"http:\/\/blog.csdn.net\/v_JULY_v\/archive\/2011\/05\/28\/6451990.aspx\" target=\"_blank\">\u7b2c\u5341\u7ae0\u3001\u5982\u4f55\u7ed910^7\u4e2a\u6570\u636e\u91cf\u7684\u78c1\u76d8\u6587\u4ef6\u6392\u5e8f<\/a>\uff1b<\/li>\n<li><a style=\"color: #220000;\" href=\"http:\/\/blog.csdn.net\/v_JULY_v\/archive\/2011\/06\/07\/6530142.aspx\" target=\"_blank\">\u4eceB\u6811\u3001B+\u6811\u3001B*\u6811\u8c08\u5230R \u6811<\/a>\uff1b<\/li>\n<li><a style=\"color: #220000;\" href=\"http:\/\/blog.csdn.net\/v_july_v\/article\/details\/7085669\" target=\"_blank\">\u7b2c\u4e8c\u5341\u4e09\u3001\u56db\u7ae0\uff1a\u6768\u6c0f\u77e9\u9635\u67e5\u627e\uff0c\u5012\u6392\u7d22\u5f15\u5173\u952e\u8bcdHash\u4e0d\u91cd\u590d\u7f16\u7801\u5b9e\u8df5<\/a>\uff1b<\/li>\n<li><a style=\"color: #336699;\" href=\"http:\/\/blog.csdn.net\/v_july_v\/article\/details\/7109500\" target=\"_blank\">\u7b2c\u4e8c\u5341\u516d\u7ae0\uff1a\u57fa\u4e8e\u7ed9\u5b9a\u7684\u6587\u6863\u751f\u6210\u5012\u6392\u7d22\u5f15\u7684\u7f16\u7801\u4e0e\u5b9e\u8df5<\/a>\uff1b<\/li>\n<li><a style=\"color: #220000;\" title=\"\u4eceHadhoop\u6846\u67b6\u4e0eMapReduce\u6a21\u5f0f\u4e2d\u8c08\u6d77\u91cf\u6570\u636e\u5904\u7406\" href=\"http:\/\/blog.csdn.net\/v_july_v\/article\/details\/6704077\" target=\"_blank\">\u4eceHadhoop\u6846\u67b6\u4e0eMapReduce\u6a21\u5f0f\u4e2d\u8c08\u6d77\u91cf\u6570\u636e\u5904\u7406<\/a>\uff1b<\/li>\n<li><a style=\"color: #220000;\" href=\"http:\/\/blog.csdn.net\/v_july_v\/article\/details\/6879101\" target=\"_blank\">\u7b2c\u5341\u516d~\u7b2c\u4e8c\u5341\u7ae0\uff1a\u5168\u6392\u5217\uff0c\u8df3\u53f0\u9636\uff0c\u5947\u5076\u6392\u5e8f\uff0c\u7b2c\u4e00\u4e2a\u53ea\u51fa\u73b0\u4e00\u6b21\u7b49\u95ee\u9898<\/a>\uff1b<\/li>\n<li><a style=\"color: #336699;\" href=\"http:\/\/blog.csdn.net\/v_JULY_v\/article\/category\/774945\" target=\"_blank\">http:\/\/blog.csdn.net\/v_JULY_v\/article\/category\/774945<\/a>\uff1b<\/li>\n<li>STL\u6e90\u7801\u5256\u6790\u7b2c\u4e94\u7ae0\uff0c\u4faf\u6377\u8457\uff1b<\/li>\n<li>2012\u767e\u5ea6\u5b9e\u4e60\u751f\u62db\u8058\u7b14\u8bd5\u9898\uff1a<a style=\"color: #336699;\" href=\"http:\/\/blog.csdn.net\/hackbuteer1\/article\/details\/7542774\" target=\"_blank\">http:\/\/blog.csdn.net\/hackbuteer1\/article\/details\/7542774<\/a>\u3002<\/li>\n<\/ol>\n<h6 style=\"color: #333333;\">\u540e\u8bb0<\/h6>\n<div style=\"color: #333333;\">\u00a0 \u00a0 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target=\"_blank\">http:\/\/www.careercup.com\/<\/a>\uff0c\u4ee5\u53ca\u4e2a\u4eba\u6b63\u5728\u8bfb\u7684Redis\/MongoDB\u7edd\u4f73\u7ad9\u70b9\uff1a<a style=\"color: #336699;\" href=\"http:\/\/blog.nosqlfan.com\/\" target=\"_blank\">http:\/\/blog.nosqlfan.com\/<\/a>\u3002<\/div>\n<div style=\"color: #333333;\">\u00a0 \u00a0 OK\uff0c\u672c\u6587\u82e5\u6709\u4efb\u4f55\u95ee\u9898\uff0c\u6b22\u8fce\u968f\u65f6\u4e0d\u541d\u7559\u8a00\uff0c\u8bc4\u8bba\uff0c\u8d50\u6559\uff0c\u8c22\u8c22\u3002\u5b8c\u3002<\/div>\n<div style=\"color: #333333;\"><\/div>\n<h6>\u539f\u6587\u5730\u5740\uff1a<\/h6>\n<p><a href=\"http:\/\/blog.csdn.net\/v_july_v\/article\/details\/7382693\" target=\"_blank\">http:\/\/blog.csdn.net\/v_july_v\/article\/details\/7382693<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4f5c\u8005\uff1aJuly \u51fa\u5904\uff1a\u7ed3\u6784\u4e4b\u6cd5\u7b97\u6cd5\u4e4b\u9053blog \u524d\u8a00 \u00a0 \u00a0 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