{"id":174871,"date":"2024-11-08T00:27:24","date_gmt":"2024-11-07T16:27:24","guid":{"rendered":"https:\/\/server.hk\/cnblog\/174871\/"},"modified":"2024-11-08T00:27:25","modified_gmt":"2024-11-07T16:27:25","slug":"%e5%a6%82%e4%bd%95%e9%85%8d%e7%bd%aehive%e7%9a%84%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9b%ae%e9%8c%84-hive%e9%85%8d%e7%bd%ae%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9b%ae%e9%8c%84","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/174871\/","title":{"rendered":"\u5982\u4f55\u914d\u7f6eHive\u7684\u6578\u64da\u5eab\u76ee\u9304 (hive\u914d\u7f6e\u6578\u64da\u5eab\u76ee\u9304)"},"content":{"rendered":"<h1 id=\"%e5%a6%82%e4%bd%95%e9%85%8d%e7%bd%aehive%e7%9a%84%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9b%ae%e9%8c%84-hive%e9%85%8d%e7%bd%ae%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9b%ae%e9%8c%84-SWnllKpQjl\">\u5982\u4f55\u914d\u7f6eHive\u7684\u6578\u64da\u5eab\u76ee\u9304 (hive\u914d\u7f6e\u6578\u64da\u5eab\u76ee\u9304)<\/h1>\n<p>Apache Hive \u662f\u4e00\u500b\u57fa\u65bc Hadoop \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\u4f3c SQL \u7684\u67e5\u8a62\u8a9e\u8a00\uff0c\u7a31\u70ba HiveQL\uff0c\u8b93\u7528\u6236\u80fd\u5920\u8f15\u9b06\u5730\u9032\u884c\u6578\u64da\u64cd\u4f5c\u3002\u5728\u4f7f\u7528 Hive \u4e4b\u524d\uff0c\u6b63\u78ba\u914d\u7f6e\u6578\u64da\u5eab\u76ee\u9304\u662f\u81f3\u95dc\u91cd\u8981\u7684\uff0c\u9019\u5c07\u5f71\u97ff\u5230\u6578\u64da\u7684\u5b58\u5132\u548c\u67e5\u8a62\u6548\u7387\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u914d\u7f6e Hive \u7684\u6578\u64da\u5eab\u76ee\u9304\u3002<\/p>\n<h2 id=\"1-hive-%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-SWnllKpQjl\">1. Hive \u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>\u5728\u6df1\u5165\u914d\u7f6e\u4e4b\u524d\uff0c\u4e86\u89e3 Hive \u7684\u57fa\u672c\u6982\u5ff5\u662f\u5fc5\u8981\u7684\u3002Hive \u5c07\u6578\u64da\u5b58\u5132\u5728 Hadoop \u5206\u4f48\u5f0f\u6587\u4ef6\u7cfb\u7d71\uff08HDFS\uff09\u4e2d\uff0c\u4e26\u901a\u904e\u6578\u64da\u5eab\u548c\u8868\u7684\u6982\u5ff5\u4f86\u7d44\u7e54\u6578\u64da\u3002\u6bcf\u500b\u6578\u64da\u5eab\u53ef\u4ee5\u5305\u542b\u591a\u500b\u8868\uff0c\u800c\u6bcf\u500b\u8868\u53c8\u53ef\u4ee5\u5305\u542b\u591a\u500b\u6578\u64da\u5206\u5340\u3002<\/p>\n<h2 id=\"2-%e9%85%8d%e7%bd%ae-hive-%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9b%ae%e9%8c%84%e7%9a%84%e6%ad%a5%e9%a9%9f-SWnllKpQjl\">2. \u914d\u7f6e Hive \u6578\u64da\u5eab\u76ee\u9304\u7684\u6b65\u9a5f<\/h2>\n<p>\u914d\u7f6e Hive \u7684\u6578\u64da\u5eab\u76ee\u9304\u4e3b\u8981\u6d89\u53ca\u5230\u4ee5\u4e0b\u5e7e\u500b\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"2-1-%e4%bf%ae%e6%94%b9-hive-%e9%85%8d%e7%bd%ae%e6%96%87%e4%bb%b6-SWnllKpQjl\">2.1 \u4fee\u6539 Hive \u914d\u7f6e\u6587\u4ef6<\/h3>\n<p>Hive \u7684\u914d\u7f6e\u6587\u4ef6\u901a\u5e38\u4f4d\u65bc <code>\/etc\/hive\/conf\/hive-site.xml<\/code>\u3002\u5728\u9019\u500b\u6587\u4ef6\u4e2d\uff0c\u6211\u5011\u9700\u8981\u8a2d\u7f6e\u6578\u64da\u5eab\u7684\u76ee\u9304\u3002\u4ee5\u4e0b\u662f\u9700\u8981\u6dfb\u52a0\u6216\u4fee\u6539\u7684\u914d\u7f6e\u9805\uff1a<\/p>\n<pre><code>\n\n    hive.metastore.warehouse.dir\n    hdfs:\/\/:\/user\/hive\/warehouse\n\n<\/code><\/pre>\n<p>\u5728\u9019\u88e1\uff0c<code>hdfs:\/\/:<\/code> \u9700\u8981\u66ff\u63db\u70ba\u4f60\u7684 HDFS NameNode \u7684\u5730\u5740\u548c\u7aef\u53e3\u3002\u9019\u500b\u8a2d\u7f6e\u5c07\u6307\u5b9a Hive \u6578\u64da\u5eab\u7684\u9ed8\u8a8d\u5b58\u5132\u4f4d\u7f6e\u3002<\/p>\n<h3 id=\"2-2-%e5%89%b5%e5%bb%ba-hdfs-%e7%9b%ae%e9%8c%84-SWnllKpQjl\">2.2 \u5275\u5efa HDFS \u76ee\u9304<\/h3>\n<p>\u5728\u914d\u7f6e\u5b8c <code>hive-site.xml<\/code> \u4e4b\u5f8c\uff0c\u6211\u5011\u9700\u8981\u5728 HDFS \u4e2d\u5275\u5efa\u76f8\u61c9\u7684\u76ee\u9304\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u5275\u5efa\u76ee\u9304\uff1a<\/p>\n<pre><code>\nhadoop fs -mkdir -p \/user\/hive\/warehouse\n<\/code><\/pre>\n<p>\u9019\u689d\u547d\u4ee4\u5c07\u5728 HDFS \u4e2d\u5275\u5efa\u4e00\u500b\u540d\u70ba <code>warehouse<\/code> \u7684\u76ee\u9304\uff0c\u9019\u662f Hive \u6578\u64da\u5eab\u7684\u9ed8\u8a8d\u5b58\u5132\u4f4d\u7f6e\u3002<\/p>\n<h3 id=\"2-3-%e8%a8%ad%e7%bd%ae%e7%9b%ae%e9%8c%84%e6%ac%8a%e9%99%90-SWnllKpQjl\">2.3 \u8a2d\u7f6e\u76ee\u9304\u6b0a\u9650<\/h3>\n<p>\u70ba\u4e86\u78ba\u4fdd Hive \u80fd\u5920\u6b63\u5e38\u8a2a\u554f\u548c\u5beb\u5165\u6578\u64da\uff0c\u6211\u5011\u9700\u8981\u8a2d\u7f6e\u76ee\u9304\u7684\u6b0a\u9650\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u8a2d\u7f6e\u6b0a\u9650\uff1a<\/p>\n<pre><code>\nhadoop fs -chmod 777 \/user\/hive\/warehouse\n<\/code><\/pre>\n<p>\u9019\u689d\u547d\u4ee4\u5c07\u70ba <code>warehouse<\/code> \u76ee\u9304\u8a2d\u7f6e\u5b8c\u5168\u8a2a\u554f\u6b0a\u9650\uff0c\u9019\u6a23 Hive \u5c31\u53ef\u4ee5\u5728\u8a72\u76ee\u9304\u4e2d\u5275\u5efa\u548c\u7ba1\u7406\u6578\u64da\u5eab\u3002<\/p>\n<h2 id=\"3-%e9%a9%97%e8%ad%89%e9%85%8d%e7%bd%ae-SWnllKpQjl\">3. \u9a57\u8b49\u914d\u7f6e<\/h2>\n<p>\u5b8c\u6210\u4e0a\u8ff0\u6b65\u9a5f\u5f8c\uff0c\u6211\u5011\u53ef\u4ee5\u901a\u904e Hive CLI \u6216 Beeline \u4f86\u9a57\u8b49\u914d\u7f6e\u662f\u5426\u6210\u529f\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u5275\u5efa\u4e00\u500b\u65b0\u7684\u6578\u64da\u5eab\uff1a<\/p>\n<pre><code>\nCREATE DATABASE test_db;\n<\/code><\/pre>\n<p>\u5982\u679c\u6578\u64da\u5eab\u5275\u5efa\u6210\u529f\uff0c\u5247\u8868\u793a\u914d\u7f6e\u5df2\u7d93\u6b63\u78ba\u3002<\/p>\n<h2 id=\"4-%e5%b8%b8%e8%a6%8b%e5%95%8f%e9%a1%8c-SWnllKpQjl\">4. \u5e38\u898b\u554f\u984c<\/h2>\n<ul>\n<li><strong>\u70ba\u4ec0\u9ebc\u6211\u7121\u6cd5\u5275\u5efa\u6578\u64da\u5eab\uff1f<\/strong> \u78ba\u4fdd HDFS \u76ee\u9304\u5b58\u5728\u4e14\u6b0a\u9650\u8a2d\u7f6e\u6b63\u78ba\u3002<\/li>\n<li><strong>\u5982\u4f55\u66f4\u6539\u6578\u64da\u5eab\u7684\u5b58\u5132\u4f4d\u7f6e\uff1f<\/strong> \u4fee\u6539 <code>hive.metastore.warehouse.dir<\/code> \u7684\u503c\u5373\u53ef\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-SWnllKpQjl\">\u7e3d\u7d50<\/h2>\n<p>\u914d\u7f6e Hive \u7684\u6578\u64da\u5eab\u76ee\u9304\u662f\u4f7f\u7528 Hive \u9032\u884c\u6578\u64da\u5206\u6790\u7684\u7b2c\u4e00\u6b65\u3002\u901a\u904e\u6b63\u78ba\u8a2d\u7f6e <code>hive-site.xml<\/code> \u6587\u4ef6\u3001\u5275\u5efa HDFS \u76ee\u9304\u4ee5\u53ca\u8a2d\u7f6e\u9069\u7576\u7684\u6b0a\u9650\uff0c\u53ef\u4ee5\u78ba\u4fdd Hive \u80fd\u5920\u6b63\u5e38\u904b\u884c\u4e26\u6709\u6548\u7ba1\u7406\u6578\u64da\u3002\u5982\u679c\u60a8\u9700\u8981\u66f4\u591a\u6709\u95dc <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u7684\u4fe1\u606f\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u8cc7\u6e90\u548c\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u914d\u7f6eHive\u7684\u6578\u64da\u5eab\u76ee\u9304\uff0c\u7c21\u5316\u6578\u64da\u7ba1\u7406\uff0c\u63d0\u5347\u67e5\u8a62\u6548\u7387\uff0c\u78ba\u4fdd\u6578\u64da\u5b58\u5132\u7684\u9748\u6d3b\u6027\u8207\u53ef\u64f4\u5c55\u6027\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-174871","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/174871","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"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=174871"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/174871\/revisions"}],"predecessor-version":[{"id":174872,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/174871\/revisions\/174872"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=174871"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=174871"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=174871"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}