{"id":61579,"date":"2024-10-13T12:08:15","date_gmt":"2024-10-13T04:08:15","guid":{"rendered":"https:\/\/server.hk\/cnblog\/61579\/"},"modified":"2024-10-13T12:08:15","modified_gmt":"2024-10-13T04:08:15","slug":"hive%e6%98%af%e5%93%aa%e4%b8%80%e9%a1%9e%e6%95%b8%e6%93%9a%e5%ba%ab%ef%bc%9f-hive%e5%b1%ac%e6%96%bc%e9%82%a3%e7%a8%ae%e6%95%b8%e6%93%9a%e5%ba%ab","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/61579\/","title":{"rendered":"Hive\u662f\u54ea\u4e00\u985e\u6578\u64da\u5eab\uff1f (hive\u5c6c\u65bc\u90a3\u7a2e\u6578\u64da\u5eab)"},"content":{"rendered":"<h1 id=\"hive%e6%98%af%e5%93%aa%e4%b8%80%e9%a1%9e%e6%95%b8%e6%93%9a%e5%ba%ab%ef%bc%9f-VnJLrwXDnL\">Hive\u662f\u54ea\u4e00\u985e\u6578\u64da\u5eab\uff1f<\/h1>\n<p>\u5728\u7576\u4eca\u5927\u6578\u64da\u6642\u4ee3\uff0c\u6578\u64da\u5eab\u7684\u9078\u64c7\u5c0d\u65bc\u6578\u64da\u5206\u6790\u548c\u8655\u7406\u81f3\u95dc\u91cd\u8981\u3002Hive\u4f5c\u70ba\u4e00\u7a2e\u6578\u64da\u5eab\u6280\u8853\uff0c\u53d7\u5230\u5ee3\u6cdb\u95dc\u6ce8\u3002\u90a3\u9ebc\uff0cHive\u7a76\u7adf\u5c6c\u65bc\u54ea\u4e00\u985e\u6578\u64da\u5eab\u5462\uff1f\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0eHive\u7684\u7279\u6027\u3001\u67b6\u69cb\u53ca\u5176\u5728\u5927\u6578\u64da\u751f\u614b\u7cfb\u7d71\u4e2d\u7684\u89d2\u8272\u3002<\/p>\n<h2 id=\"hive%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-VnJLrwXDnL\">Hive\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>Hive\u662f\u4e00\u500b\u57fa\u65bcHadoop\u7684\u6578\u64da\u5009\u5eab\u5de5\u5177\uff0c\u4e3b\u8981\u7528\u65bc\u6578\u64da\u7684\u67e5\u8a62\u548c\u5206\u6790\u3002\u5b83\u63d0\u4f9b\u4e86\u4e00\u7a2e\u985e\u4f3cSQL\u7684\u67e5\u8a62\u8a9e\u8a00\uff0c\u7a31\u70baHiveQL\uff0c\u4f7f\u7528\u6236\u80fd\u5920\u8f15\u9b06\u5730\u9032\u884c\u6578\u64da\u67e5\u8a62\u548c\u5206\u6790\u3002Hive\u7684\u8a2d\u8a08\u76ee\u7684\u662f\u70ba\u4e86\u8655\u7406\u5927\u898f\u6a21\u7684\u6578\u64da\u96c6\uff0c\u4e26\u4e14\u80fd\u5920\u5728\u5206\u4f48\u5f0f\u74b0\u5883\u4e2d\u904b\u884c\u3002<\/p>\n<h2 id=\"hive%e7%9a%84%e9%a1%9e%e5%9e%8b-VnJLrwXDnL\">Hive\u7684\u985e\u578b<\/h2>\n<p>\u6839\u64da\u5176\u529f\u80fd\u548c\u7279\u6027\uff0cHive\u53ef\u4ee5\u88ab\u6b78\u985e\u70ba\u4ee5\u4e0b\u5e7e\u7a2e\u985e\u578b\u7684\u6578\u64da\u5eab\uff1a<\/p>\n<ul>\n<li><strong>\u6578\u64da\u5009\u5eab<\/strong>\uff1aHive\u4e3b\u8981\u7528\u65bc\u6578\u64da\u7684\u5b58\u5132\u548c\u67e5\u8a62\uff0c\u9069\u5408\u7528\u65bc\u6578\u64da\u5009\u5eab\u7684\u61c9\u7528\u5834\u666f\u3002\u5b83\u80fd\u5920\u5c07\u7d50\u69cb\u5316\u548c\u534a\u7d50\u69cb\u5316\u6578\u64da\u5b58\u5132\u5728Hadoop\u7684HDFS\u4e2d\uff0c\u4e26\u63d0\u4f9b\u9ad8\u6548\u7684\u67e5\u8a62\u80fd\u529b\u3002<\/li>\n<li><strong>\u5206\u4f48\u5f0f\u6578\u64da\u5eab<\/strong>\uff1a\u7531\u65bcHive\u904b\u884c\u5728Hadoop\u751f\u614b\u7cfb\u7d71\u4e2d\uff0c\u5b83\u80fd\u5920\u5229\u7528Hadoop\u7684\u5206\u4f48\u5f0f\u8a08\u7b97\u80fd\u529b\uff0c\u652f\u6301\u5927\u898f\u6a21\u6578\u64da\u7684\u8655\u7406\u3002<\/li>\n<li><strong>OLAP\uff08\u806f\u6a5f\u5206\u6790\u8655\u7406\uff09\u7cfb\u7d71<\/strong>\uff1aHive\u9069\u5408\u7528\u65bc\u9032\u884c\u8907\u96dc\u7684\u67e5\u8a62\u548c\u5206\u6790\uff0c\u7279\u5225\u662f\u5728\u9700\u8981\u9032\u884c\u5927\u898f\u6a21\u6578\u64da\u5206\u6790\u7684\u5834\u666f\u4e2d\u3002<\/li>\n<\/ul>\n<h2 id=\"hive%e7%9a%84%e6%9e%b6%e6%a7%8b-VnJLrwXDnL\">Hive\u7684\u67b6\u69cb<\/h2>\n<p>Hive\u7684\u67b6\u69cb\u4e3b\u8981\u7531\u4ee5\u4e0b\u5e7e\u500b\u7d44\u4ef6\u7d44\u6210\uff1a<\/p>\n<ul>\n<li><strong>Hive Metastore<\/strong>\uff1a\u9019\u662f\u4e00\u500b\u95dc\u9375\u7d44\u4ef6\uff0c\u8ca0\u8cac\u5b58\u5132Hive\u8868\u7684\u5143\u6578\u64da\uff0c\u5305\u62ec\u8868\u7d50\u69cb\u3001\u6578\u64da\u4f4d\u7f6e\u7b49\u4fe1\u606f\u3002<\/li>\n<li><strong>Hive Driver<\/strong>\uff1a\u7528\u65bc\u63a5\u6536HiveQL\u67e5\u8a62\u4e26\u5c07\u5176\u8f49\u63db\u70baMapReduce\u4f5c\u696d\u3002<\/li>\n<li><strong>Execution Engine<\/strong>\uff1a\u8ca0\u8cac\u57f7\u884c\u8f49\u63db\u5f8c\u7684MapReduce\u4f5c\u696d\uff0c\u4e26\u5c07\u7d50\u679c\u8fd4\u56de\u7d66\u7528\u6236\u3002<\/li>\n<\/ul>\n<h2 id=\"hive%e7%9a%84%e5%84%aa%e5%8b%a2-VnJLrwXDnL\">Hive\u7684\u512a\u52e2<\/h2>\n<p>Hive\u7684\u512a\u52e2\u4e3b\u8981\u9ad4\u73fe\u5728\u4ee5\u4e0b\u5e7e\u500b\u65b9\u9762\uff1a<\/p>\n<ul>\n<li><strong>\u6613\u65bc\u4f7f\u7528<\/strong>\uff1aHiveQL\u8a9e\u8a00\u985e\u4f3c\u65bcSQL\uff0c\u5c0d\u65bc\u719f\u6089SQL\u7684\u7528\u6236\u4f86\u8aaa\uff0c\u5b78\u7fd2\u6210\u672c\u8f03\u4f4e\u3002<\/li>\n<li><strong>\u64f4\u5c55\u6027<\/strong>\uff1aHive\u80fd\u5920\u8655\u7406PB\u7d1a\u5225\u7684\u6578\u64da\uff0c\u4e26\u4e14\u53ef\u4ee5\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u9577\u800c\u64f4\u5c55\u3002<\/li>\n<li><strong>\u8207Hadoop\u7684\u6574\u5408<\/strong>\uff1aHive\u80fd\u5920\u5145\u5206\u5229\u7528Hadoop\u7684\u5206\u4f48\u5f0f\u5b58\u5132\u548c\u8a08\u7b97\u80fd\u529b\uff0c\u5be6\u73fe\u9ad8\u6548\u7684\u6578\u64da\u8655\u7406\u3002<\/li>\n<\/ul>\n<h2 id=\"%e4%bd%bf%e7%94%a8hive%e7%9a%84%e5%a0%b4%e6%99%af-VnJLrwXDnL\">\u4f7f\u7528Hive\u7684\u5834\u666f<\/h2>\n<p>Hive\u9069\u5408\u7528\u65bc\u591a\u7a2e\u5834\u666f\uff0c\u5305\u62ec\u4f46\u4e0d\u9650\u65bc\uff1a<\/p>\n<ul>\n<li>\u5927\u6578\u64da\u5206\u6790\uff1a\u5c0d\u65bc\u9700\u8981\u5206\u6790\u5927\u91cf\u6578\u64da\u7684\u696d\u52d9\uff0cHive\u63d0\u4f9b\u4e86\u9ad8\u6548\u7684\u67e5\u8a62\u80fd\u529b\u3002<\/li>\n<li>\u6578\u64da\u5009\u5eab\u5efa\u8a2d\uff1a\u4f01\u696d\u53ef\u4ee5\u5229\u7528Hive\u69cb\u5efa\u81ea\u5df1\u7684\u6578\u64da\u5009\u5eab\uff0c\u9032\u884c\u6578\u64da\u7684\u5b58\u5132\u548c\u7ba1\u7406\u3002<\/li>\n<li>\u5831\u544a\u751f\u6210\uff1aHive\u80fd\u5920\u5feb\u901f\u751f\u6210\u5404\u985e\u5831\u544a\uff0c\u5e6b\u52a9\u4f01\u696d\u505a\u51fa\u6578\u64da\u9a45\u52d5\u7684\u6c7a\u7b56\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-VnJLrwXDnL\">\u7e3d\u7d50<\/h2>\n<p>\u7e3d\u7684\u4f86\u8aaa\uff0cHive\u662f\u4e00\u7a2e\u57fa\u65bcHadoop\u7684\u6578\u64da\u5009\u5eab\u5de5\u5177\uff0c\u5c6c\u65bc\u5206\u4f48\u5f0f\u6578\u64da\u5eab\u548cOLAP\u7cfb\u7d71\u3002\u5b83\u7684\u6613\u7528\u6027\u548c\u64f4\u5c55\u6027\u4f7f\u5176\u6210\u70ba\u5927\u6578\u64da\u5206\u6790\u7684\u91cd\u8981\u5de5\u5177\u3002\u5c0d\u65bc\u9700\u8981\u8655\u7406\u548c\u5206\u6790\u5927\u91cf\u6578\u64da\u7684\u4f01\u696d\u4f86\u8aaa\uff0cHive\u7121\u7591\u662f\u4e00\u500b\u503c\u5f97\u8003\u616e\u7684\u9078\u64c7\u3002\u5982\u679c\u60a8\u5c0d\u65bcVPS\u3001<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u3001<a href=\"https:\/\/server.hk\">\u4f3a\u670d\u5668<\/a>\u6216<a href=\"https:\/\/server.hk\">\u96f2\u4f3a\u670d\u5668<\/a>\u6709\u8208\u8da3\uff0c\u6b61\u8fce\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u4fe1\u606f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Hive\u662f\u4e00\u7a2e\u6578\u64da\u5009\u5eab\u5de5\u5177\uff0c\u57fa\u65bcHadoop\uff0c\u7528\u65bc\u8655\u7406\u548c\u5206\u6790\u5927\u6578\u64da\uff0c\u5c6c\u65bc\u5206\u4f48\u5f0f\u6578\u64da\u5eab\u985e\u578b\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-61579","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/61579","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=61579"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/61579\/revisions"}],"predecessor-version":[{"id":61580,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/61579\/revisions\/61580"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=61579"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=61579"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=61579"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}