{"id":1488,"date":"2020-12-11T13:21:53","date_gmt":"2020-12-11T05:21:53","guid":{"rendered":"https:\/\/www.specialwu.com\/?p=1488"},"modified":"2020-12-16T15:04:09","modified_gmt":"2020-12-16T07:04:09","slug":"etl%e5%b7%a5%e4%bd%9c-datastage","status":"publish","type":"post","link":"http:\/\/www.specialwu.com\/?p=1488","title":{"rendered":"ETL\u5de5\u5177&#8211;datastage"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_61 ez-toc-wrap-center counter-hierarchy ez-toc-counter ez-toc-custom ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title \" >\u76ee\u5f55<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #000000;color:#000000\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #000000;color:#000000\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"http:\/\/www.specialwu.com\/?p=1488\/#%E6%98%AF%E4%BB%80%E4%B9%88\" title=\"\u662f\u4ec0\u4e48\">\u662f\u4ec0\u4e48<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"http:\/\/www.specialwu.com\/?p=1488\/#ETL%E8%BF%87%E7%A8%8B\" title=\"ETL\u8fc7\u7a0b\">ETL\u8fc7\u7a0b<\/a><\/li><\/ul><\/nav><\/div>\n<h4><span class=\"ez-toc-section\" id=\"%E6%98%AF%E4%BB%80%E4%B9%88\"><\/span>\u662f\u4ec0\u4e48<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>IBM\u00ae InfoSphere\u2122 DataStage\u00ae and QualityStage\u2122 \u63d0\u4f9b\u4e86\u56fe\u5f62\u6846\u67b6\uff0c\u60a8\u53ef\u4f7f\u7528\u8be5\u6846\u67b6\u6765\u8bbe\u8ba1\u548c\u8fd0\u884c\u7528\u4e8e\u53d8\u6362\u548c\u6e05\u7406\u3001\u52a0\u8f7d\u6570\u636e\u7684\u4f5c\u4e1a\u3002<br \/>\n<code>ETL<\/code>:\u62bd\u53d6\uff0c\u8f6c\u6362\uff0c\u503e\u659c\u3002\u662f\u5c06\u4e1a\u52a1\u7cfb\u7edf\u7684\u6570\u636e\u7ecf\u8fc7\u62bd\u53d6\u3001\u6e05\u6d17\u8f6c\u6362\u4e4b\u540e\u52a0\u8f7d\u5230\u6570\u636e\u4ed3\u5e93\u7684\u8fc7\u7a0b\uff0c\u76ee\u7684\u662f\u5c06\u4f01\u4e1a\u4e2d\u7684\u5206\u6563\u3001\u96f6\u4e71\u3001\u6807\u51c6\u4e0d\u7edf\u4e00\u7684\u6570\u636e\u6574\u5408\u5230\u4e00\u8d77\uff0c\u4e3a\u4f01\u4e1a\u7684\u51b3\u7b56\u63d0\u4f9b\u5206\u6790\u4f9d\u636e\u3002<\/p>\n<h4><span class=\"ez-toc-section\" id=\"ETL%E8%BF%87%E7%A8%8B\"><\/span>ETL\u8fc7\u7a0b<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ol>\n<li>\u6570\u636e\u7684\u62bd\u53d6\uff08Extract\uff09<br \/>\n\u786e\u5b9a\u6570\u636e\u6765\u6e90\uff1a\u5c5e\u4e8e\u90a3\u79cd\u6570\u636e\u5e93\uff1b\u786e\u5b9a\u6570\u636e\u7c7b\u578b\uff1a\u662f\u4e0d\u662f\u7ed3\u6784\u5316\u6570\u636e\uff1b\u786e\u5b9a\u6570\u636e\u89c4\u6a21\uff0c\u662f\u5426\u5b58\u5728\u624b\u52a8\u8f93\u5165\u7684\u72b6\u51b5\uff1b<\/li>\n<\/ol>\n<p>&#8211; 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