{"id":170171,"date":"2024-11-06T21:44:22","date_gmt":"2024-11-06T13:44:22","guid":{"rendered":"https:\/\/server.hk\/cnblog\/170171\/"},"modified":"2024-11-06T21:44:23","modified_gmt":"2024-11-06T13:44:23","slug":"%e6%b4%be%e9%80%b2%e5%a4%a7%e6%95%b8%e6%93%9a%e5%ba%ab%ef%bc%9a%e7%ae%a1%e7%90%86%e6%b5%b7%e9%87%8f%e6%95%b8%e6%93%9a%e7%9a%84%e6%96%b0%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88-%e6%b4%be%e5%92%8c%e5%a4%a7","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/170171\/","title":{"rendered":"\u6d3e\u9032\u5927\u6578\u64da\u5eab\uff1a\u7ba1\u7406\u6d77\u91cf\u6578\u64da\u7684\u65b0\u89e3\u6c7a\u65b9\u6848 (\u6d3e\u548c\u5927\u6578\u64da\u5eab)"},"content":{"rendered":"<h1 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id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e6%b4%be%e9%80%b2%e5%a4%a7%e6%95%b8%e6%93%9a%e5%ba%ab%ef%bc%9f-BSNMkXOKYB\">\u4ec0\u9ebc\u662f\u6d3e\u9032\u5927\u6578\u64da\u5eab\uff1f<\/h2>\n<p>\u6d3e\u9032\u5927\u6578\u64da\u5eab\u662f\u4e00\u7a2e\u57fa\u65bc\u96f2\u8a08\u7b97\u7684\u6578\u64da\u7ba1\u7406\u89e3\u6c7a\u65b9\u6848\uff0c\u65e8\u5728\u63d0\u4f9b\u9748\u6d3b\u3001\u9ad8\u6548\u7684\u6578\u64da\u5b58\u5132\u548c\u8655\u7406\u80fd\u529b\u3002\u5b83\u7d50\u5408\u4e86\u5e73\u53f0\u5373\u670d\u52d9\uff08PaaS\uff09\u548c\u5927\u6578\u64da\u6280\u8853\uff0c\u5141\u8a31\u7528\u6236\u5728\u96f2\u7aef\u74b0\u5883\u4e2d\u8f15\u9b06\u7ba1\u7406\u548c\u5206\u6790\u5927\u91cf\u6578\u64da\u3002\u9019\u7a2e\u89e3\u6c7a\u65b9\u6848\u4e0d\u50c5\u964d\u4f4e\u4e86\u57fa\u790e\u8a2d\u65bd\u7684\u6210\u672c\uff0c\u9084\u63d0\u9ad8\u4e86\u6578\u64da\u8655\u7406\u7684\u6548\u7387\u3002<\/p>\n<h2 id=\"%e6%b4%be%e9%80%b2%e5%a4%a7%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e7%89%b9%e9%bb%9e-BSNMkXOKYB\">\u6d3e\u9032\u5927\u6578\u64da\u5eab\u7684\u7279\u9ede<\/h2>\n<ul>\n<li><strong>\u53ef\u64f4\u5c55\u6027\uff1a<\/strong>\u6d3e\u9032\u5927\u6578\u64da\u5eab\u80fd\u5920\u6839\u64da\u9700\u6c42\u81ea\u52d5\u64f4\u5c55\uff0c\u7121\u8ad6\u662f\u6578\u64da\u91cf\u7684\u589e\u52a0\u9084\u662f\u7528\u6236\u6578\u7684\u589e\u9577\uff0c\u90fd\u80fd\u8f15\u9b06\u61c9\u5c0d\u3002<\/li>\n<li><strong>\u9ad8\u53ef\u7528\u6027\uff1a<\/strong>\u901a\u904e\u5206\u4f48\u5f0f\u67b6\u69cb\uff0c\u6d3e\u9032\u5927\u6578\u64da\u5eab\u80fd\u5920\u78ba\u4fdd\u6578\u64da\u7684\u9ad8\u53ef\u7528\u6027\uff0c\u6e1b\u5c11\u7cfb\u7d71\u6545\u969c\u7684\u98a8\u96aa\u3002<\/li>\n<li><strong>\u5be6\u6642\u6578\u64da\u8655\u7406\uff1a<\/strong>\u652f\u6301\u5be6\u6642\u6578\u64da\u6d41\u7684\u8655\u7406\uff0c\u5e6b\u52a9\u4f01\u696d\u5feb\u901f\u505a\u51fa\u6c7a\u7b56\u3002<\/li>\n<li><strong>\u591a\u6a23\u5316\u7684\u6578\u64da\u4f86\u6e90\uff1a<\/strong>\u80fd\u5920\u6574\u5408\u4f86\u81ea\u4e0d\u540c\u4f86\u6e90\u7684\u6578\u64da\uff0c\u5305\u62ec\u7d50\u69cb\u5316\u548c\u975e\u7d50\u69cb\u5316\u6578\u64da\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%b4%be%e9%80%b2%e5%a4%a7%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e6%87%89%e7%94%a8%e5%a0%b4%e6%99%af-BSNMkXOKYB\">\u6d3e\u9032\u5927\u6578\u64da\u5eab\u7684\u61c9\u7528\u5834\u666f<\/h2>\n<p>\u6d3e\u9032\u5927\u6578\u64da\u5eab\u5728\u5404\u884c\u5404\u696d\u4e2d\u90fd\u6709\u5ee3\u6cdb\u7684\u61c9\u7528\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5177\u9ad4\u7684\u61c9\u7528\u5834\u666f\uff1a<\/p>\n<h3 id=\"1-%e9%8a%b7%e5%94%ae%e5%92%8c%e5%b8%82%e5%a0%b4%e5%88%86%e6%9e%90-BSNMkXOKYB\">1. \u92b7\u552e\u548c\u5e02\u5834\u5206\u6790<\/h3>\n<p>\u4f01\u696d\u53ef\u4ee5\u5229\u7528\u6d3e\u9032\u5927\u6578\u64da\u5eab\u5206\u6790\u5ba2\u6236\u884c\u70ba\uff0c\u5f9e\u800c\u5236\u5b9a\u66f4\u6709\u6548\u7684\u5e02\u5834\u7b56\u7565\u3002\u4f8b\u5982\uff0c\u901a\u904e\u5206\u6790\u6d88\u8cbb\u8005\u7684\u8cfc\u8cb7\u6b77\u53f2\u548c\u504f\u597d\uff0c\u4f01\u696d\u80fd\u5920\u63d0\u4f9b\u500b\u6027\u5316\u7684\u7522\u54c1\u63a8\u85a6\uff0c\u63d0\u5347\u92b7\u552e\u984d\u3002<\/p>\n<h3 id=\"2-%e9%a2%a8%e9%9a%aa%e7%ae%a1%e7%90%86-BSNMkXOKYB\">2. \u98a8\u96aa\u7ba1\u7406<\/h3>\n<p>\u91d1\u878d\u6a5f\u69cb\u53ef\u4ee5\u4f7f\u7528\u6d3e\u9032\u5927\u6578\u64da\u5eab\u4f86\u5206\u6790\u4ea4\u6613\u6578\u64da\uff0c\u8b58\u5225\u6f5b\u5728\u7684\u98a8\u96aa\u548c\u8a50\u9a19\u884c\u70ba\u3002\u901a\u904e\u5be6\u6642\u76e3\u63a7\u548c\u5206\u6790\uff0c\u80fd\u5920\u53ca\u6642\u63a1\u53d6\u63aa\u65bd\uff0c\u964d\u4f4e\u640d\u5931\u3002<\/p>\n<h3 id=\"3-%e5%81%a5%e5%ba%b7%e9%86%ab%e7%99%82-BSNMkXOKYB\">3. \u5065\u5eb7\u91ab\u7642<\/h3>\n<p>\u5728\u91ab\u7642\u9818\u57df\uff0c\u6d3e\u9032\u5927\u6578\u64da\u5eab\u53ef\u4ee5\u5e6b\u52a9\u91ab\u7642\u6a5f\u69cb\u5206\u6790\u75c5\u60a3\u6578\u64da\uff0c\u5f9e\u800c\u6539\u5584\u8a3a\u65b7\u548c\u6cbb\u7642\u65b9\u6848\u3002\u4f8b\u5982\uff0c\u901a\u904e\u5206\u6790\u60a3\u8005\u7684\u75c5\u6b77\u548c\u57fa\u56e0\u6578\u64da\uff0c\u91ab\u751f\u80fd\u5920\u5236\u5b9a\u66f4\u7cbe\u78ba\u7684\u6cbb\u7642\u8a08\u5283\u3002<\/p>\n<h2 id=\"%e6%8a%80%e8%a1%93%e6%9e%b6%e6%a7%8b-BSNMkXOKYB\">\u6280\u8853\u67b6\u69cb<\/h2>\n<p>\u6d3e\u9032\u5927\u6578\u64da\u5eab\u901a\u5e38\u57fa\u65bc\u5206\u4f48\u5f0f\u8a08\u7b97\u67b6\u69cb\uff0c\u4f7f\u7528\u5982Hadoop\u3001Spark\u7b49\u6280\u8853\u4f86\u8655\u7406\u548c\u5206\u6790\u6578\u64da\u3002\u9019\u4e9b\u6280\u8853\u80fd\u5920\u6709\u6548\u5730\u8655\u7406\u5927\u898f\u6a21\u6578\u64da\u96c6\uff0c\u4e26\u652f\u6301\u591a\u7a2e\u6578\u64da\u8655\u7406\u6a21\u5f0f\uff0c\u5982\u6279\u8655\u7406\u548c\u6d41\u8655\u7406\u3002<\/p>\n<pre><code>\n# \u793a\u4f8b\uff1a\u4f7f\u7528Spark\u9032\u884c\u6578\u64da\u5206\u6790\nfrom pyspark.sql import SparkSession\n\n# \u5275\u5efaSpark\u6703\u8a71\nspark = SparkSession.builder.appName(\"DataAnalysis\").getOrCreate()\n\n# \u8b80\u53d6\u6578\u64da\ndata = spark.read.csv(\"data.csv\", header=True, inferSchema=True)\n\n# \u6578\u64da\u5206\u6790\ndata.groupBy(\"category\").count().show()\n<\/code><\/pre>\n<h2 id=\"%e7%b5%90%e8%ab%96-BSNMkXOKYB\">\u7d50\u8ad6<\/h2>\n<p>\u6d3e\u9032\u5927\u6578\u64da\u5eab\u4f5c\u70ba\u4e00\u7a2e\u65b0\u8208\u7684\u6578\u64da\u7ba1\u7406\u89e3\u6c7a\u65b9\u6848\uff0c\u70ba\u4f01\u696d\u63d0\u4f9b\u4e86\u9748\u6d3b\u3001\u9ad8\u6548\u7684\u6578\u64da\u8655\u7406\u80fd\u529b\u3002\u96a8\u8457\u6578\u64da\u91cf\u7684\u6301\u7e8c\u589e\u9577\uff0c\u9019\u7a2e\u89e3\u6c7a\u65b9\u6848\u5c07\u5728\u672a\u4f86\u7684\u6578\u64da\u7ba1\u7406\u4e2d\u626e\u6f14\u8d8a\u4f86\u8d8a\u91cd\u8981\u7684\u89d2\u8272\u3002\u5c0d\u65bc\u5e0c\u671b\u63d0\u5347\u6578\u64da\u7ba1\u7406\u80fd\u529b\u7684\u4f01\u696d\u4f86\u8aaa\uff0c\u9078\u64c7\u5408\u9069\u7684\u96f2\u670d\u52d9\u63d0\u4f9b\u5546\uff0c\u5982<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u548c<a href=\"https:\/\/server.hk\">\u96f2\u4f3a\u670d\u5668<\/a>\uff0c\u5c07\u662f\u6210\u529f\u7684\u95dc\u9375\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u6d3e\u9032\u5927\u6578\u64da\u5eab\uff0c\u63d0\u4f9b\u9ad8\u6548\u7ba1\u7406\u6d77\u91cf\u6578\u64da\u7684\u65b0\u89e3\u6c7a\u65b9\u6848\uff0c\u52a9\u529b\u4f01\u696d\u63d0\u5347\u6578\u64da\u8655\u7406\u80fd\u529b\u8207\u6c7a\u7b56\u6548\u7387\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-170171","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/170171","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=170171"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/170171\/revisions"}],"predecessor-version":[{"id":170172,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/170171\/revisions\/170172"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=170171"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=170171"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=170171"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}