{"id":491,"date":"2025-11-10T06:55:47","date_gmt":"2025-11-09T22:55:47","guid":{"rendered":"https:\/\/www.idcyz.com\/blog\/?p=491"},"modified":"2025-11-10T06:55:47","modified_gmt":"2025-11-09T22:55:47","slug":"%e5%a6%82%e4%bd%95%e5%ae%89%e8%a3%85%e5%92%8c%e4%bd%bf%e7%94%a8-etl-%e6%98%af%e4%bb%80%e4%b9%88%e7%9a%84%e5%ae%8c%e6%95%b4%e6%8c%87%e5%8d%97","status":"publish","type":"post","link":"https:\/\/www.idcyz.com\/blog\/491.html","title":{"rendered":"\u5982\u4f55\u5b89\u88c5\u548c\u4f7f\u7528 ETL \u662f\u4ec0\u4e48\u7684\u5b8c\u6574\u6307\u5357"},"content":{"rendered":"

\"\u5982\u4f55\u5b89\u88c5\u548c\u4f7f\u7528<\/p>\n

ETL \u662f \u4ec0\u9ebc<\/h3>\n<\/p>\n

ETL \u662f\u820a\u8cc7\u6599\u7684\u8655\u7406\u65b9\u5f0f\uff0c\u6307\u7684\u662f\u63d0\u53d6\uff08Extract\uff09\u3001\u8f49\u63db\uff08Transform\uff09\u548c\u52a0\u8f09\uff08Load\uff09\u9019\u4e09\u500b\u6b65\u9a5f\u3002\u5b83\u88ab\u7528\u65bc\u6578\u64da\u5009\u5eab\u4e2d\u4f86\u5c07\u6578\u64da\u5f9e\u5404\u500b\u4f86\u6e90\u6574\u5408\u5230\u55ae\u4e00\u7684\u5b58\u5132\u7cfb\u7d71\u4e2d\u3002\u9019\u500b\u904e\u7a0b\u80fd\u5920\u4fdd\u969c\u8cc7\u6599\u7684\u8cea\u91cf\u548c\u4e00\u81f4\u6027\uff0c\u4f7f\u4f01\u696d\u80fd\u5920\u5229\u7528\u7d71\u4e00\u7684\u6578\u64da\u4f86\u9032\u884c\u5206\u6790\u548c\u5831\u544a\u3002<\/p>\n<\/p>\n

\n

1. \u63d0\u53d6\uff08Extract\uff09<\/h3>\n<\/p>\n

\u63d0\u53d6\u662f\u7b2c\u4e00\u6b65\uff0c\u9019\u500b\u968e\u6bb5\u4e3b\u8981\u662f\u5f9e\u5404\u7a2e\u8cc7\u6599\u4f86\u6e90\u6536\u96c6\u8cc7\u6599\u3002\u4f86\u6e90\u53ef\u4ee5\u662f\u7d50\u69cb\u5316\u7684\u6578\u64da\u5eab\u3001\u975e\u7d50\u69cb\u5316\u7684\u6587\u4ef6\u6216\u7b2c\u4e09\u65b9\u61c9\u7528\u3002\u6700\u5e38\u898b\u7684\u63d0\u53d6\u65b9\u5f0f\u5305\u62ec\u4f7f\u7528 SQL \u67e5\u8a62\u3001API \u63a5\u53e3\u6216\u4f7f\u7528\u8cc7\u6599\u6293\u53d6\u5de5\u5177\u3002\u9019\u500b\u6b65\u9a5f\u7684\u91cd\u8981\u6027\u5728\u65bc\u78ba\u4fdd\u628a\u6b63\u78ba\u7684\u6578\u64da\u63d0\u53d6\u5230\u7cfb\u7d71\u4e2d\uff0c\u9019\u6a23\u5f8c\u7e8c\u7684\u8f49\u63db\u548c\u52a0\u8f09\u6b65\u9a5f\u624d\u80fd\u9806\u5229\u9032\u884c\u3002<\/p>\n<\/p>\n

\n

2. \u8f49\u63db\uff08Transform\uff09<\/h3>\n<\/p>\n

\u8f49\u63db\u968e\u6bb5\u662f\u628a\u63d0\u53d6\u5230\u7684\u539f\u59cb\u6578\u64da\u9032\u884c\u6e05\u7406\u548c\u683c\u5f0f\u5316\uff0c\u4ee5\u7b26\u5408\u52a0\u8f09\u76ee\u6a19\u7684\u8981\u6c42\u3002\u5728\u9019\u500b\u904e\u7a0b\u4e2d\uff0c\u5305\u62ec\u6578\u64da\u985e\u578b\u7684\u8f49\u63db\u3001\u53bb\u9664\u91cd\u8907\u7684\u6578\u64da\u3001\u8655\u7406\u7f3a\u5931\u503c\u7b49\u3002\u6b64\u5916\uff0c\u53ef\u80fd\u9084\u9700\u8981\u5c07\u6578\u64da\u9032\u884c\u5408\u4f75\u3001\u8a08\u7b97\u884d\u751f\u503c\u6216\u61c9\u7528\u5176\u4ed6\u7684\u696d\u52d9\u908f\u8f2f\u3002<\/p>\n<\/p>\n

\n

3. \u52a0\u8f09\uff08Load\uff09<\/h3>\n<\/p>\n

\u52a0\u8f09\u662f\u5c07\u8f49\u63db\u5f8c\u7684\u6578\u64da\u5beb\u5165\u76ee\u6a19\u7cfb\u7d71\u7684\u904e\u7a0b\u3002\u76ee\u6a19\u7cfb\u7d71\u53ef\u80fd\u662f\u4e00\u500b\u6578\u64da\u5009\u5eab\u3001\u8cc7\u6599\u6e56\u6216\u8005\u5176\u4ed6\u6578\u64da\u5b58\u5132\u65b9\u5f0f\u3002\u6839\u64da\u9700\u6c42\u7684\u4e0d\u540c\uff0c\u52a0\u8f09\u53ef\u4ee5\u662f\u5168\u91cf\u52a0\u8f09\u6216\u589e\u91cf\u52a0\u8f09\u3002\u5168\u91cf\u52a0\u8f09\u662f\u6307\u6bcf\u6b21\u5c07\u6240\u6709\u6578\u64da\u91cd\u65b0\u5beb\u5165\uff0c\u800c\u589e\u91cf\u52a0\u8f09\u662f\u6307\u50c5\u5c07\u6700\u8fd1\u66f4\u6539\u7684\u6578\u64da\u6dfb\u52a0\u5230\u7cfb\u7d71\u4e2d\u3002<\/p>\n<\/p>\n

\n

4. ETL \u5de5\u5177\u7684\u5e38\u7528\u793a\u4f8b<\/h3>\n<\/p>\n

\u5e02\u9762\u4e0a\u6709\u8a31\u591a ETL \u5de5\u5177\u53ef\u4f9b\u9078\u64c7\uff0c\u6839\u64da\u9700\u6c42\u7684\u4e0d\u540c\uff0c\u9069\u5408\u7684\u5de5\u5177\u4e5f\u4e0d\u76e1\u76f8\u540c\u3002\u4ee5\u4e0b\u662f\u5e7e\u500b\u5e38\u7528\u7684 ETL \u5de5\u5177\uff1a<\/p>\n<\/p>\n

<\/p>\r\n
1. Talend<\/p>\r\n
2. Apache Nifi<\/p>\r\n
3. Informatica PowerCenter<\/p>\r\n
4. Microsoft SQL Server Integration Services (SSIS)<\/p>\r\n
5. AWS Glue<\/p>\r\n
<\/code><\/pre>\n<\/p>\n
\n
5. \u70ba\u4ec0\u9ebc\u8981\u4f7f\u7528 ETL?<\/h3>\n<\/p>\n
\u4f7f\u7528 ETL \u6709\u5f88\u591a\u597d\u8655\u3002\u7b2c\u4e00\uff0c\u80fd\u5920\u5c07\u4f86\u81ea\u4e0d\u540c\u4f86\u6e90\u7684\u6578\u64da\u6574\u5408\u5230\u4e00\u500b\u7d71\u4e00\u7684\u5e73\u53f0\uff0c\u63d0\u5347\u4e86\u6578\u64da\u7684\u53ef\u7528\u6027\u3002\u5176\u6b21\uff0c\u63d0\u9ad8\u4e86\u6578\u64da\u7684\u8cea\u91cf\uff0c\u901a\u904e\u8f49\u63db\u904e\u7a0b\u4e2d\u7684\u6e05\u6d17\u4f86\u4fdd\u8b49\u8cc7\u6599\u7684\u6b63\u78ba\u6027\u3002\u6700\u5f8c\uff0c\u8b93\u4f01\u696d\u80fd\u5920\u66f4\u5feb\u5730\u9032\u884c\u6578\u64da\u5206\u6790\uff0c\u5e6b\u52a9\u505a\u51fa\u66f4\u52a0\u660e\u667a\u7684\u5546\u696d\u6c7a\u7b56\u3002<\/p>\n<\/p>\n
\n
6. ETL \u548c ELT \u7684\u5340\u5225\u662f\u4ec0\u9ebc\uff1f<\/h3>\n<\/p>\n
ETL \u548c ELT \u7684\u4e3b\u8981\u5340\u5225\u5728\u65bc\u6578\u64da\u8655\u7406\u7684\u9806\u5e8f\u3002<\/b>\u5728 ETL \u4e2d\uff0c\u6578\u64da\u5728\u52a0\u8f09\u5230\u6578\u64da\u5009\u5eab\u4e4b\u524d\u9032\u884c\u8655\u7406\u3002\u800c\u5728 ELT \u4e2d\uff0c\u6578\u64da\u5728\u52a0\u8f09\u5230\u6578\u64da\u5009\u5eab\u5f8c\u9032\u884c\u8655\u7406\u3002\u9019\u610f\u5473\u8457 ELT \u66f4\u52a0\u9748\u6d3b\uff0c\u7279\u5225\u9069\u5408\u5927\u6578\u64da\u74b0\u5883\u4e0b\u7684\u5be6\u6642\u5206\u6790\u3002<\/p>\n<\/p>\n
\n
7. ETL \u662f\u5426\u9069\u7528\u65bc\u5927\u6578\u64da\u8655\u7406\uff1f<\/h3>\n<\/p>\n
\u662f\u7684\uff0cETL \u5c0d\u65bc\u67d0\u4e9b\u5927\u6578\u64da\u5834\u666f\u662f\u9069\u7528\u7684\uff0c\u4f46\u6709\u6642\u5019\u5b83\u53ef\u80fd\u4e0d\u662f\u6700\u512a\u9078\u64c7\u3002<\/b>\u96a8\u8457\u5927\u6578\u64da\u6280\u8853\u7684\u767c\u5c55\uff0c\u8a31\u591a\u4f01\u696d\u958b\u59cb\u8f49\u5411 ELT \u65b9\u6cd5\uff0c\u4ee5\u66f4\u597d\u5730\u5229\u7528\u96f2\u8a08\u7b97\u8cc7\u6e90\u3002\u96d6\u7136 ETL \u5728\u8655\u7406\u7d50\u69cb\u5316\u6578\u64da\u6642\u4ecd\u7136\u6709\u6548\uff0c\u4f46\u5728\u7121\u76e3\u7ba1\u7684\u74b0\u5883\u4e2d\uff0cELT \u66f4\u80fd\u767c\u63ee\u512a\u52e2\u3002<\/p>\n<\/p>\n
\n
8. \u5982\u4f55\u9078\u64c7\u5408\u9069\u7684 ETL \u5de5\u5177\uff1f<\/h3>\n<\/p>\n
\u9078\u64c7\u9069\u5408\u7684 ETL \u5de5\u5177\u61c9\u8003\u616e\u591a\u500b\u56e0\u7d20\u3002<\/b>\u5305\u62ec\u9810\u7b97\u3001\u4f7f\u7528\u7684\u6578\u64da\u4f86\u6e90\u3001\u6578\u64da\u91cf\u5927\u5c0f\u3001\u5718\u968a\u7684\u6280\u8853\u80fd\u529b\u53ca\u5de5\u5177\u7684\u64f4\u5c55\u6027\u7b49\u3002\u7406\u60f3\u7684\u72c0\u6cc1\u4e0b\uff0c\u9078\u64c7\u4e00\u6b3e\u80fd\u5920\u652f\u6301\u591a\u7a2e\u6578\u64da\u683c\u5f0f\u548c\u63d0\u4f9b\u6613\u65bc\u4f7f\u7528\u7684\u754c\u9762\u7684\u5de5\u5177\u4e5f\u6703\u8b93\u6574\u500b ETL \u6d41\u7a0b\u66f4\u52a0\u9ad8\u6548\u3002<\/p><\/p>\n","protected":false},"excerpt":{"rendered":"
ETL \u662f \u4ec0\u9ebc ETL \u662f\u820a\u8cc7\u6599\u7684\u8655\u7406\u65b9\u5f0f\uff0c\u6307\u7684\u662f\u63d0\u53d6\uff08Extract\uff09\u3001\u8f49\u63db\uff08Transform\uff09\u548c\u52a0\u8f09\uff08Load\uff09\u9019\u4e09\u500b\u6b65\u9a5f\u3002\u5b83\u88ab\u7528\u65bc\u6578\u64da\u5009\u5eab\u4e2d\u4f86\u5c07\u6578\u64da\u5f9e\u5404\u500b\u4f86\u6e90\u6574\u5408\u5230\u55ae\u4e00\u7684\u5b58\u5132\u7cfb\u7d71\u4e2d\u3002\u9019\u500b\u904e\u7a0b\u80fd\u5920\u4fdd\u969c\u8cc7\u6599\u7684\u8cea\u91cf\u548c\u4e00\u81f4\u6027\uff0c\u4f7f\u4f01\u696d\u80fd\u5920\u5229…<\/p>\n","protected":false},"author":1,"featured_media":492,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[266,264,265],"topic":[],"class_list":["post-491","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-jiushu","tag-266","tag-264","tag-265"],"_links":{"self":[{"href":"https:\/\/www.idcyz.com\/blog\/wp-json\/wp\/v2\/posts\/491","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.idcyz.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.idcyz.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.idcyz.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.idcyz.com\/blog\/wp-json\/wp\/v2\/comments?post=491"}],"version-history":[{"count":1,"href":"https:\/\/www.idcyz.com\/blog\/wp-json\/wp\/v2\/posts\/491\/revisions"}],"predecessor-version":[{"id":494,"href":"https:\/\/www.idcyz.com\/blog\/wp-json\/wp\/v2\/posts\/491\/revisions\/494"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.idcyz.com\/blog\/wp-json\/wp\/v2\/media\/492"}],"wp:attachment":[{"href":"https:\/\/www.idcyz.com\/blog\/wp-json\/wp\/v2\/media?parent=491"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.idcyz.com\/blog\/wp-json\/wp\/v2\/categories?post=491"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.idcyz.com\/blog\/wp-json\/wp\/v2\/tags?post=491"},{"taxonomy":"topic","embeddable":true,"href":"https:\/\/www.idcyz.com\/blog\/wp-json\/wp\/v2\/topic?post=491"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}