ETL \u6d4b\u8bd5<\/h1>\n<\/p><\/div>\nETL(\u63d0\u53d6\u3001\u8f6c\u6362\u548c\u52a0\u8f7d)\u6d4b\u8bd5<\/h2>\n\n ETL \u6d4b\u8bd5\u5728\u6570\u636e\u79fb\u52a8\u5230\u751f\u4ea7\u6570\u636e\u4ed3\u5e93\u7cfb\u7edf\u4e4b\u524d\u5b8c\u6210\u3002\u5b83\u4e5f\u79f0\u4e3a\u8868\u5e73\u8861\u6216\u4ea7\u54c1\u5bf9\u5e10\u3002 ETL \u6d4b\u8bd5\u7684\u8303\u56f4\u548c\u6d4b\u8bd5\u8fc7\u7a0b\u4e2d\u9075\u5faa\u7684\u6b65\u9aa4\u4e0e\u6570\u636e\u5e93\u6d4b\u8bd5\u4e0d\u540c\u3002\n <\/div>\n\n ETL \u6d4b\u8bd5\u662f\u4e3a\u4e86\u786e\u4fdd\u8f6c\u6362\u540e\u4ece\u6e90\u52a0\u8f7d\u5230\u76ee\u6807\u7684\u6570\u636e\u662f\u51c6\u786e\u7684\u3002\u5b83\u6d89\u53ca\u5404\u4e2a\u9636\u6bb5\u7684\u6570\u636e\u9a8c\u8bc1\uff0c\u7528\u4e8e\u6e90\u548c\u76ee\u6807\u4e4b\u95f4\u3002\n <\/div>\n ![ETL \u6d4b\u8bd5_https:\/\/bianchenghao6.com_\u3010ETL \u6559\u7a0b\u3011_\u7b2c1\u5f20](\"https:\/\/img.mushiming.top\/app\/bianchenghao6_com\/2023-11-11-b9afa741d89e4c64ab08d46590a4d139.png\" "ETL \u6d4b\u8bd5_\u3010ETL \u6559\u7a0b\u3011_\u7b2c1\u5f20_\u7f16\u7a0b\u597d6\u6587\u6863")
<\/p>\n
ETL \u6d4b\u8bd5\u6d41\u7a0b<\/h2>\n\n \u4e0e\u5176\u4ed6\u6d4b\u8bd5\u6d41\u7a0b\u4e00\u6837\uff0cETL \u6d4b\u8bd5\u4e5f\u7ecf\u8fc7\u4e00\u4e9b\u6d4b\u8bd5\u6d41\u7a0b\u3002\n <\/div>\n ![ETL \u6d4b\u8bd5_https:\/\/bianchenghao6.com_\u3010ETL \u6559\u7a0b\u3011_\u7b2c2\u5f20](\"https:\/\/img.mushiming.top\/app\/bianchenghao6_com\/2023-11-11-b5d0511dd3a745b6aebf72464230f5ad.png\" "ETL \u6d4b\u8bd5_\u3010ETL \u6559\u7a0b\u3011_\u7b2c2\u5f20_\u7f16\u7a0b\u597d6\u6587\u6863")
<\/p>\n
\n ETL \u6d4b\u8bd5\u5206\u4e94\u4e2a\u9636\u6bb5\u8fdb\u884c\u3002\n <\/div>\n ETL \u6d4b\u8bd5\u786e\u5b9a\u6570\u636e\u6e90\u548c\u8981\u6c42\u3002<\/span>
\n \u6570\u636e\u6062\u590d<\/span>
\n \u5b9e\u65bd\u7ef4\u5ea6\u5efa\u6a21\u548c\u4e1a\u52a1\u903b\u8f91\u3002<\/span>
\n \u6784\u5efa\u548c\u586b\u5145\u6570\u636e<\/span>
\n \u6784\u5efa\u62a5\u544a<\/span> <\/p>\nETL\u6d4b\u8bd5\u7684\u7c7b\u578b<\/h2>\n\n ETL\u6d4b\u8bd5\u7684\u7c7b\u578b\u6709:\n <\/div>\n\n 1.\u65b0\u6570\u636e\u4ed3\u5e93\u6d4b\u8bd5: \u5b83\u662f\u4ece\u6838\u5fc3\u6784\u5efa\u548c\u9a8c\u8bc1\u7684\u3002\u5728\u6b64\u6d4b\u8bd5\u4e2d\uff0c\u8f93\u5165\u6765\u81ea\u5ba2\u6237\u7684\u9700\u6c42\u548c\u4e0d\u540c\u7684\u6570\u636e\u6e90\u3002\u4f46\u662f\uff0c\u65b0\u7684\u6570\u636e\u4ed3\u5e93\u662f\u5728 ETL \u5de5\u5177\u7684\u5e2e\u52a9\u4e0b\u6784\u5efa\u548c\u9a8c\u8bc1\u7684\u3002\n <\/div>\n\n \u4ee5\u4e0b\u662f\u4e0d\u540c\u7ec4\u7684\u804c\u8d23:\n <\/div>\n \u4e1a\u52a1\u5206\u6790\u5e08: \u4e1a\u52a1\u5206\u6790\u5e08\u6536\u96c6\u5e76\u8bb0\u5f55\u8981\u6c42\u3002<\/span>
\n \u57fa\u7840\u8bbe\u65bd\u4eba\u5458: \u8fd9\u4e9b\u4eba\u5458\u8bbe\u7f6e\u4e86\u6d4b\u8bd5\u73af\u5883\u3002 <\/span>
\n QA \u6d4b\u8bd5\u4eba\u5458: QA \u6d4b\u8bd5\u4eba\u5458\u5236\u5b9a\u6d4b\u8bd5\u8ba1\u5212\u548c\u6d4b\u8bd5\u811a\u672c\uff0c\u7136\u540e\u6267\u884c\u8fd9\u4e9b\u6d4b\u8bd5\u8ba1\u5212\u548c\u811a\u672c\u3002<\/span>
\n \u5f00\u53d1\u4eba\u5458: \u5f00\u53d1\u4eba\u5458\u4e3a\u6bcf\u4e2a\u6a21\u5757\u6267\u884c\u5355\u5143\u6d4b\u8bd5\u3002<\/span>
\n \u6570\u636e\u5e93\u7ba1\u7406\u5458: \u6570\u636e\u5e93\u7ba1\u7406\u5458\u6d4b\u8bd5\u6027\u80fd\u548c\u538b\u529b\u3002<\/span>
\n \u7528\u6237: \u7528\u6237\u8fdb\u884c\u529f\u80fd\u6d4b\u8bd5\uff0c\u5176\u4e2d\u5305\u62ec UAT(\u7528\u6237\u9a8c\u6536\u6d4b\u8bd5)\u3002<\/span> <\/p>\n\n 2.\u751f\u4ea7\u9a8c\u8bc1\u6d4b\u8bd5: \u6b64\u6d4b\u8bd5\u662f\u5728\u6570\u636e\u79fb\u81f3\u751f\u4ea7\u7cfb\u7edf\u65f6\u5bf9\u6570\u636e\u8fdb\u884c\u7684\u3002 Informatica \u6570\u636e\u9a8c\u8bc1\u9009\u9879\u63d0\u4f9b ETL \u6d4b\u8bd5\u548c\u7ba1\u7406\u529f\u80fd\u7684\u81ea\u52a8\u5316\uff0c\u4ee5\u786e\u4fdd\u6570\u636e\u4e0d\u4f1a\u5371\u53ca\u751f\u4ea7\u7cfb\u7edf\u3002\n <\/div>\n\n 3.\u6e90\u5230\u76ee\u6807\u6d4b\u8bd5(\u9a8c\u8bc1): \u8fd9\u79cd\u7c7b\u578b\u7684\u6d4b\u8bd5\u662f\u4e3a\u4e86\u9a8c\u8bc1\u8f6c\u6362\u4e3a\u9884\u671f\u6570\u636e\u503c\u7684\u6570\u636e\u503c\u3002\n <\/div>\n\n 4.\u5e94\u7528\u5347\u7ea7: \u8fd9\u79cd\u7c7b\u578b\u7684ETL\u6d4b\u8bd5\u662f\u81ea\u52a8\u751f\u6210\u7684\uff0c\u8282\u7701\u4e86\u6d4b\u8bd5\u5f00\u53d1\u65f6\u95f4\u3002\u8fd9\u79cd\u7c7b\u578b\u7684\u6d4b\u8bd5\u68c0\u67e5\u4ece\u65e7\u5e94\u7528\u7a0b\u5e8f\u4e2d\u63d0\u53d6\u7684\u6570\u636e\u4e0e\u65b0\u5e94\u7528\u7a0b\u5e8f\u4e2d\u7684\u6570\u636e\u5b8c\u5168\u76f8\u540c\u3002\n <\/div>\n\n 5.\u5143\u6570\u636e\u6d4b\u8bd5: \u5143\u6570\u636e\u6d4b\u8bd5\u5305\u62ec\u6570\u636e\u7c7b\u578b\u3001\u6570\u636e\u957f\u5ea6\u3001\u6821\u9a8c\u6307\u6807\/\u7ea6\u675f\u7684\u6d4b\u91cf\u3002\n <\/div>\n\n 6.\u6570\u636e\u51c6\u786e\u6027\u6d4b\u8bd5: \u8fdb\u884c\u6b64\u6d4b\u8bd5\u662f\u4e3a\u4e86\u786e\u4fdd\u6570\u636e\u6309\u9884\u671f\u51c6\u786e\u52a0\u8f7d\u548c\u8f6c\u6362\u3002\n <\/div>\n\n 7.\u6570\u636e\u8f6c\u6362\u6d4b\u8bd5: \u5728\u8bb8\u591a\u60c5\u51b5\u4e0b\u8fdb\u884c\u6570\u636e\u8f6c\u6362\u6d4b\u8bd5\u3002\u5b83\u65e0\u6cd5\u901a\u8fc7\u7f16\u5199\u4e00\u4e2a\u6e90 SQL \u67e5\u8be2\u5e76\u5c06\u8f93\u51fa\u4e0e\u76ee\u6807\u8fdb\u884c\u6bd4\u8f83\u6765\u5b9e\u73b0\u3002\u9700\u8981\u4e3a\u6bcf\u4e00\u884c\u8fd0\u884c\u591a\u4e2a SQL \u67e5\u8be2\u6765\u9a8c\u8bc1\u8f6c\u6362\u89c4\u5219\u3002\n <\/div>\n\n 8.\u6570\u636e\u8d28\u91cf\u6d4b\u8bd5: \u6570\u636e\u8d28\u91cf\u6d4b\u8bd5\u5305\u62ec\u8bed\u6cd5\u548c\u53c2\u8003\u6d4b\u8bd5\u3002\u4e3a\u907f\u514d\u5728\u4e1a\u52a1\u6d41\u7a0b\u6570\u636e\u8d28\u91cf\u671f\u95f4\u56e0\u65e5\u671f\u6216\u8ba2\u5355\u53f7\u800c\u51fa\u73b0\u4efb\u4f55\u9519\u8bef\u3002 \u8bed\u6cd5\u6d4b\u8bd5: \u5b83\u4f1a\u6839\u636e\u65e0\u6548\u5b57\u7b26\u3001\u5b57\u7b26\u6a21\u5f0f\u3001\u4e0d\u6b63\u786e\u7684\u5927\u5199\u6216\u5c0f\u5199\u987a\u5e8f\u7b49\u62a5\u544a\u810f\u6570\u636e\u3002\u53c2\u8003\u6d4b\u8bd5: \u5b83\u4f1a\u6839\u636e\n <\/div>\n\n \u4f8b\u5982\uff0cCustomer ID\u6570\u636e\u8d28\u91cf\u68c0\u6d4b\u5305\u62ec\u6570\u5b57\u6821\u9a8c\u3001\u65e5\u671f\u6821\u9a8c\u3001\u7cbe\u5ea6\u6821\u9a8c\u3001\u65e5\u671f\u6821\u9a8c\u7b49\n <\/div>\n\n >9.\u589e\u91cf ETL \u6d4b\u8bd5: \u8fdb\u884c\u6b64\u6d4b\u8bd5\u662f\u4e3a\u4e86\u5728\u6dfb\u52a0\u65b0\u6570\u636e\u65f6\u68c0\u67e5\u65e7\u6570\u636e\u548c\u65b0\u6570\u636e\u7684\u6570\u636e\u5b8c\u6574\u6027\u3002\u589e\u91cf\u6d4b\u8bd5\u9a8c\u8bc1\u7cfb\u7edf\u5373\u4f7f\u5728\u589e\u91cf ETL \u8fc7\u7a0b\u4e2d\u63d2\u5165\u548c\u66f4\u65b0\u6570\u636e\u540e\u4e5f\u80fd\u6b63\u786e\u5904\u7406\u3002\n <\/div>\n\n 10. GUI\/\u5bfc\u822a\u6d4b\u8bd5: \u6b64\u6d4b\u8bd5\u7528\u4e8e\u68c0\u67e5\u524d\u7aef\u62a5\u544a\u7684\u5bfc\u822a\u6216 GUI \u65b9\u9762\u3002\n <\/div>\n\n 11.\u8fc1\u79fb\u6d4b\u8bd5: \u5728\u6b64\u6d4b\u8bd5\u4e2d\uff0c\u5ba2\u6237\u6709\u4e00\u4e2a\u73b0\u6709\u7684\u6570\u636e\u4ed3\u5e93\uff0c\u5e76\u4e14 ETL \u6b63\u5728\u6267\u884c\u8fd9\u9879\u5de5\u4f5c\u3002\u4f46\u5ba2\u6237\u6b63\u5728\u5bfb\u627e\u63d0\u9ad8\u6548\u7387\u7684\u5de5\u5177\u3002\u5b83\u5305\u62ec\u4ee5\u4e0b\u6b65\u9aa4:\n <\/div>\n \u8bbe\u8ba1\u548c\u9a8c\u8bc1\u6d4b\u8bd5<\/span>
\n \u8bbe\u7f6e\u6d4b\u8bd5\u73af\u5883<\/span>
\n \u6267\u884c\u9a8c\u8bc1\u6d4b\u8bd5<\/span>
\n \u62a5\u544a\u9519\u8bef<\/span> <\/p>\n\n 12.\u53d8\u66f4\u8bf7\u6c42: \u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u6570\u636e\u6dfb\u52a0\u5230\u73b0\u6709\u6570\u636e\u4ed3\u5e93\u3002\u53ef\u80fd\u4f1a\u51fa\u73b0\u5ba2\u6237\u9700\u8981\u66f4\u6539\u73b0\u6709\u4e1a\u52a1\u89c4\u5219\u6216\u96c6\u6210\u65b0\u89c4\u5219\u7684\u60c5\u51b5\u3002\n <\/div>\n\n 13.\u62a5\u544a\u6d4b\u8bd5: \u6570\u636e\u4ed3\u5e93\u7684\u6700\u7ec8\u7ed3\u679c\uff0c\u62a5\u544a\u6d4b\u8bd5\u3002\u62a5\u544a\u5e94\u901a\u8fc7\u9a8c\u8bc1\u62a5\u544a\u4e2d\u7684\u6570\u636e\u548c\u5e03\u5c40\u8fdb\u884c\u6d4b\u8bd5\u3002\u62a5\u544a\u662f\u5236\u5b9a\u91cd\u8981\u4e1a\u52a1\u51b3\u7b56\u7684\u91cd\u8981\u8d44\u6e90\u3002\n <\/div>\nETL \u6d4b\u8bd5\u4e2d\u6267\u884c\u7684\u4efb\u52a1<\/h2>\n\n ETL \u6d4b\u8bd5\u4e2d\u6d89\u53ca\u7684\u4efb\u52a1\u662f:\n <\/div>\n \u4e86\u89e3\u6570\u636e\uff0c\u7528\u4e8e\u62a5\u544a<\/span>
\n \u6570\u636e\u6a21\u578b\u5ba1\u67e5<\/span>
\n \u6e90\u5230\u76ee\u6807\u7684\u6620\u5c04<\/span>
\n \u68c0\u67e5\u6e90\u6570\u636e\u4e2d\u7684\u6570\u636e<\/span>
\n \u9a8c\u8bc1\u5305\u548c\u67b6\u6784<\/span>
\n \u5728\u76ee\u6807\u7cfb\u7edf\u4e2d\uff0c\u5e94\u8fdb\u884c\u6570\u636e\u9a8c\u8bc1<\/span>
\n \u805a\u5408\u89c4\u5219\u9a8c\u8bc1\u548c\u6570\u636e\u8f6c\u6362\u8ba1\u7b97<\/span>
\n \u76ee\u6807\u7cfb\u7edf\u4e0e\u6570\u636e\u6e90\u7684\u6570\u636e\u5bf9\u6bd4<\/span>
\n \u5bf9\u4e8e\u76ee\u6807\u7cfb\u7edf\uff0c\u5e94\u68c0\u67e5\u8d28\u91cf\u548c\u6570\u636e\u5b8c\u6574\u6027\u3002<\/span>
\n \u6570\u636e\u6027\u80fd\u6d4b\u8bd5\u3002<\/span> <\/p>\nETL \u548c\u6570\u636e\u5e93\u6d4b\u8bd5\u7684\u533a\u522b<\/h2>\n\n ETL \u548c\u6570\u636e\u5e93\u6d4b\u8bd5\u6d89\u53ca\u6570\u636e\u9a8c\u8bc1\uff0c\u4f46\u4e24\u8005\u5e76\u4e0d\u76f8\u540c\u3002 ETL \u6d4b\u8bd5\u901a\u5e38\u5728\u6570\u636e\u4ed3\u5e93\u4e2d\u7684\u6570\u636e\u4e0a\u6267\u884c\uff0c\u800c\u6570\u636e\u5e93\u6d4b\u8bd5\u5728\u4e8b\u52a1\u7cfb\u7edf\u4e0a\u6267\u884c\u3002\u6570\u636e\u4ece\u4e0d\u540c\u7684\u5e94\u7528\u7a0b\u5e8f\u8fdb\u5165\u4e8b\u52a1\u6570\u636e\u5e93\u3002\n <\/div>\nETL \u6d4b\u8bd5\u4e2d\u6267\u884c\u7684\u64cd\u4f5c<\/h3>\n\n ETL \u6d4b\u8bd5\u6d89\u53ca\u4ee5\u4e0b\u64cd\u4f5c:\n <\/div>\n \u9a8c\u8bc1\u4ece\u6e90\u7cfb\u7edf\u5230\u76ee\u6807\u7cfb\u7edf\u7684\u6570\u636e\u79fb\u52a8\u3002<\/span>
\n \u6e90\u7cfb\u7edf\u548c\u76ee\u6807\u7cfb\u7edf\u4e2d\u7684\u6570\u636e\u8ba1\u6570\u9a8c\u8bc1\u3002<\/span>
\n ETL \u6d4b\u8bd5\u6839\u636e\u8981\u6c42\u548c\u9884\u671f\u9a8c\u8bc1\u8f6c\u6362\u3001\u63d0\u53d6\u3002<\/span>
\n ETL \u6d4b\u8bd5\u53ef\u9a8c\u8bc1\u8868\u5173\u7cfb\u8fde\u63a5\u548c\u952e\u662f\u5426\u5728\u8f6c\u6362\u8fc7\u7a0b\u4e2d\u4fdd\u7559\u3002<\/span> <\/p>\n\u6570\u636e\u5e93\u6d4b\u8bd5\u4e2d\u6267\u884c\u7684\u64cd\u4f5c<\/h3>\n\n \u6570\u636e\u5e93\u6d4b\u8bd5\u4fa7\u91cd\u4e8e\u6570\u636e\u7684\u51c6\u786e\u6027\u3001\u6570\u636e\u7684\u6b63\u786e\u6027\u548c\u6709\u6548\u503c\u3002\n <\/div>\n\n \u6570\u636e\u5e93\u6d4b\u8bd5\u6267\u884c\u4ee5\u4e0b\u64cd\u4f5c:\n <\/div>\n \u6570\u636e\u5e93\u6d4b\u8bd5\u4fa7\u91cd\u4e8e\u9a8c\u8bc1\u8868\u4e2d\u5177\u6709\u6709\u6548\u6570\u636e\u503c\u7684\u5217\u3002<\/span>
\n \u4e3a\u4e86\u9a8c\u8bc1\u662f\u5426\u7ef4\u62a4\u4e86\u4e3b\u952e\u6216\u5916\u952e\uff0c\u4f7f\u7528\u4e86\u6570\u636e\u5e93\u6d4b\u8bd5\u3002 <\/span>
\n \u6570\u636e\u5e93\u6d4b\u8bd5\u9a8c\u8bc1\u5217\u4e2d\u662f\u5426\u7f3a\u5c11\u6570\u636e\u3002\u5728\u8fd9\u91cc\uff0c\u6211\u4eec\u68c0\u67e5\u5217\u4e2d\u662f\u5426\u6709\u4efb\u4f55\u5e94\u5177\u6709\u6709\u6548\u503c\u7684\u7a7a\u503c\uff1f<\/span>
\n \u6211\u4eec\u9a8c\u8bc1\u5217\u4e2d\u6570\u636e\u7684\u51c6\u786e\u6027\u3002<\/span> <\/p>\n\n \u4f8b\u5982\uff0c\"\u6708\u4efd\u6570\"\u5217\u7684\u503c\u4e0d\u5e94\u5927\u4e8e 12\u3001\n <\/div>\n\n\n\n\u529f\u80fd<\/td>\n ETL \u6d4b\u8bd5<\/td>\n \u6570\u636e\u5e93\u6d4b\u8bd5<\/td>\n<\/tr>\n \n\u4e3b\u8981\u76ee\u6807<\/td>\n \u9488\u5bf9 BI \u62a5\u544a\u7684\u6570\u636e\u63d0\u53d6\u3001\u8f6c\u6362\u548c\u52a0\u8f7d\u6267\u884c ETL \u6d4b\u8bd5\u3002<\/td>\n \u6267\u884c\u6570\u636e\u5e93\u6d4b\u8bd5\u4ee5\u9a8c\u8bc1\u548c\u96c6\u6210\u6570\u636e\u3002<\/td>\n<\/tr>\n \n\u4e1a\u52a1\u9700\u6c42<\/td>\n \u7528\u4e8e\u4fe1\u606f\u3001\u9884\u6d4b\u548c\u5206\u6790\u62a5\u544a\u7684 ETL \u6d4b\u8bd5\u3002<\/td>\n \u6b64\u6d4b\u8bd5\u7528\u4e8e\u96c6\u6210\u6765\u81ea\u591a\u4e2a\u5e94\u7528\u7a0b\u5e8f\u548c\u670d\u52a1\u5668\u5f71\u54cd\u7684\u6570\u636e\u3002<\/td>\n<\/tr>\n \n\u9002\u7528\u5236\u5ea6<\/td>\n ETL \u6d4b\u8bd5\u5305\u542b\u65e0\u6cd5\u5728\u4e1a\u52a1\u6d41\u7a0b\u73af\u5883\u4e2d\u4f7f\u7528\u7684\u5386\u53f2\u6570\u636e\u3002<\/td>\n ETL \u6d4b\u8bd5\u5305\u542b\u53d1\u751f\u4e1a\u52a1\u6d41\u7684\u4e8b\u52a1\u7cfb\u7edf\u3002<\/td>\n<\/tr>\n \n\u5efa\u6a21<\/td>\n \u91c7\u7528\u591a\u7ef4\u65b9\u6cd5\u3002<\/td>\n \u4f7f\u7528ER\u65b9\u6cd5\u3002<\/td>\n<\/tr>\n \n\u6570\u636e\u5e93\u7c7b\u578b<\/td>\n ETL \u6d4b\u8bd5\u5e94\u7528\u4e8e OLAP \u7cfb\u7edf\u3002<\/td>\n \u6570\u636e\u5e93\u6d4b\u8bd5\u7528\u4e8eOLTP\u7cfb\u7edf\u3002<\/td>\n<\/tr>\n \n\u6570\u636e\u7c7b\u578b<\/td>\n ETL \u4f7f\u7528\u5177\u6709\u66f4\u5c11\u8fde\u63a5\u3001\u66f4\u591a\u7d22\u5f15\u548c\u805a\u5408\u7684\u975e\u89c4\u8303\u5316\u6570\u636e\u3002<\/td>\n \u6570\u636e\u5e93\u4f7f\u7528\u5e26\u6709\u8fde\u63a5\u7684\u89c4\u8303\u5316\u6570\u636e\u3002<\/td>\n<\/tr>\n \n\u5e38\u7528\u5de5\u5177<\/td>\n \u4f7f\u7528\u4e86QuerySurge\u3001Informatica\u7b49\u5de5\u5177\u3002<\/td>\n QTP\u3001Selenium \u5de5\u5177\u7528\u4e8e\u6570\u636e\u5e93\u6d4b\u8bd5\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\nETL \u6027\u80fd\u6d4b\u8bd5<\/h2>\n\n ETL \u6027\u80fd\u6d4b\u8bd5\u7528\u4e8e\u786e\u4fddETL \u7cfb\u7edf\u662f\u5426\u53ef\u4ee5\u5904\u7406\u591a\u4e2a\u7528\u6237\u548c\u4e8b\u52a1\u7684\u9884\u671f\u8d1f\u8f7d\u3002\u6027\u80fd\u6d4b\u8bd5\u6d89\u53ca t \u4e0a\u7684\u670d\u52a1\u5668\u7aef\u5de5\u4f5c\u8d1f\u8f7dETL\u7cfb\u7edf\u3002\n <\/div>\n\u5982\u4f55\u8fdb\u884cETL\u6d4b\u8bd5\u6027\u80fd\uff1f<\/h3>\n\n \u4ee5\u4e0b\u662f\u6d4b\u8bd5ETL\u6d4b\u8bd5\u6027\u80fd\u7684\u6b65\u9aa4:\n <\/div>\n\n \u7b2c 1 \u6b65: \u627e\u5230\u5728\u751f\u4ea7\u4e2d\u8f6c\u6362\u7684\u8d1f\u8f7d\u3002\n <\/div>\n\n \u7b2c 2 \u6b65: \u5c06\u521b\u5efa\u76f8\u540c\u8d1f\u8f7d\u7684\u65b0\u6570\u636e\u6216\u5c06\u5176\u4ece\u751f\u4ea7\u6570\u636e\u79fb\u81f3\u672c\u5730\u670d\u52a1\u5668\u3002\n <\/div>\n\n \u7b2c 3 \u6b65: \u73b0\u5728\uff0c\u6211\u4eec\u5c06\u7981\u7528 ETL\uff0c\u76f4\u5230\u751f\u6210\u6240\u9700\u7684\u4ee3\u7801\u3002\n <\/div>\n\n \u7b2c 4 \u6b65: \u6211\u4eec\u5c06\u4ece\u6570\u636e\u5e93\u8868\u4e2d\u8ba1\u7b97\u6240\u9700\u7684\u6570\u636e\u3002\n <\/div>\n\n \u7b2c 5 \u6b65: \u6211\u4eec\u5c06\u8bb0\u4e0b ETL \u7684\u6700\u540e\u4e00\u6b21\u8fd0\u884c\u5e76\u542f\u7528ETL\u3002\u5b83\u4f1a\u5f97\u5230\u8db3\u591f\u7684\u538b\u529b\u6765\u8f6c\u6362\u521b\u5efa\u5e76\u8fd0\u884c\u5b83\u7684\u6574\u4e2a\u8d1f\u8f7d\u3002\n <\/div>\n\n \u7b2c 6 \u6b65: ETL \u5b8c\u6210\u540e\uff0c\u6211\u4eec\u5c06\u7edf\u8ba1\u521b\u5efa\u7684\u6570\u636e\u3002\n <\/div>\n\n \u5e94\u6ce8\u610f\u7684\u57fa\u672c\u6027\u80fd:\n <\/div>\n \u627e\u51fa\u8f6c\u6362\u8d1f\u8f7d\u6240\u9700\u7684\u603b\u65f6\u95f4<\/span>
\n \u627e\u51fa\u6539\u8fdb\u6216\u4e0b\u964d\u7684\u6027\u80fd\u3002<\/span>
\n \u6211\u4eec\u5c06\u68c0\u67e5\u662f\u5426\u63d0\u53d6\u5e76\u8f6c\u79fb\u4e86\u6574\u4e2a\u9884\u671f\u8d1f\u8f7d\u3002<\/span> <\/p>\nETL \u6d4b\u8bd5\u4e2d\u7684\u6570\u636e\u51c6\u786e\u6027<\/h2>\n\n \u5728ETL \u6d4b\u8bd5\u4e2d\uff0c\u6211\u4eec\u4e13\u6ce8\u4e8e\u6570\u636e\u51c6\u786e\u6027\uff0c\u4ee5\u786e\u4fdd\u6570\u636e\u662f\u5426\u6309\u7167\u6211\u4eec\u7684\u9884\u671f\u51c6\u786e\u52a0\u8f7d\u5230\u76ee\u6807\u7cfb\u7edf\u3002\n <\/div>\n\n \u4ee5\u4e0b\u662f\u6267\u884c\u6570\u636e\u51c6\u786e\u6027\u5e94\u9075\u5faa\u7684\u6b65\u9aa4:\n <\/div>\n\n \u503c\u6bd4\u8f83: \u5728\u503c\u6bd4\u8f83\u4e2d\uff0c\u6211\u4eec\u5c06\u6e90\u7cfb\u7edf\u548c\u76ee\u6807\u7cfb\u7edf\u4e2d\u7684\u6570\u636e\u8fdb\u884c\u6700\u5c0f\u8f6c\u6362\u6216\u4e0d\u8fdb\u884c\u8f6c\u6362\u3002 ETL \u6d4b\u8bd5\u53ef\u4ee5\u901a\u8fc7\u4f7f\u7528\u5404\u79cd ETL \u5de5\u5177\u6765\u5b9e\u73b0\u3002\u4f8b\u5982\uff0cInformatica \u4e2d\u7684 Source Qualifier Transformation\u3002\n <\/div>\n\n Expression Transformation \u4e5f\u53ef\u4ee5\u5728\u6570\u636e\u51c6\u786e\u6027\u6d4b\u8bd5\u4e2d\u6267\u884c\u3002 SQL \u8bed\u53e5\u4e2d\u53ef\u4ee5\u4f7f\u7528\u4e00\u7ec4\u8fd0\u7b97\u7b26\u6765\u68c0\u67e5\u6e90\u7cfb\u7edf\u548c\u76ee\u6807\u7cfb\u7edf\u4e2d\u7684\u6570\u636e\u51c6\u786e\u6027\u3002\n <\/div>\n\n \u68c0\u67e5\u5173\u952e\u6570\u636e\u7684\u5217: \u5173\u952e\u6570\u636e\u5217\u53ef\u4ee5\u901a\u8fc7\u6bd4\u8f83\u6e90\u7cfb\u7edf\u548c\u76ee\u6807\u7cfb\u7edf\u4e2d\u7684\u4e0d\u540c\u503c\u3002\n <\/div>\n\n\nSELECT cust_name, order_id, city, count(*) FROM customer GROUP BY cust_name, order_id, city;\n <\/pre>\n<\/code>\n <\/div>\n
\u6570\u636e\u8f6c\u6362\u4e2d\u7684ETL\u6d4b\u8bd5<\/h2>\n\n \u6267\u884c\u6570\u636e\u8f6c\u6362\u975e\u5e38\u590d\u6742\uff0c\u56e0\u4e3a\u5b83\u65e0\u6cd5\u901a\u8fc7\u7f16\u5199\u5355\u4e2aSQL\u67e5\u8be2\u5e76\u5c06\u8f93\u51fa\u4e0e\u76ee\u6807\u8fdb\u884c\u6bd4\u8f83\u6765\u5b9e\u73b0\u3002\u4e3a\u4e86\u8fdb\u884c\u6570\u636e\u8f6c\u6362\u7684 ETL \u6d4b\u8bd5\uff0c\u6211\u4eec\u5fc5\u987b\u4e3a\u6bcf\u4e00\u884c\u7f16\u5199\u591a\u4e2a SQL \u67e5\u8be2\u6765\u9a8c\u8bc1\u8f6c\u6362\u89c4\u5219\u3002\n <\/div>\n\n \u8981\u5bf9\u6570\u636e\u8f6c\u6362\u8fdb\u884c\u6210\u529f\u7684 ETL \u6d4b\u8bd5\uff0c\u6211\u4eec\u5fc5\u987b\u9009\u62e9\u8db3\u591f\u7684\u548c\u6837\u672c\u6765\u81ea\u6e90\u7cfb\u7edf\u7684\u6570\u636e\u4ee5\u5e94\u7528\u8f6c\u6362\u89c4\u5219\u3002\n <\/div>\n\n \u4e3a\u6570\u636e\u8f6c\u6362\u6267\u884c ETL \u6d4b\u8bd5\u7684\u91cd\u8981\u6b65\u9aa4\u662f:\n <\/div>\n\n \u6b65\u9aa4 1\u3001 \u7b2c\u4e00\u6b65\u662f\u4e3a\u8f93\u5165\u6570\u636e\u548c\u9884\u671f\u7ed3\u679c\u521b\u5efa\u4e00\u4e2a\u573a\u666f\u3002\u73b0\u5728\u6211\u4eec\u5c06\u4e0e\u4e1a\u52a1\u5ba2\u6237\u4e00\u8d77\u9a8c\u8bc1 ETL \u6d4b\u8bd5\u3002 ETL \u6d4b\u8bd5\u662f\u5728\u8bbe\u8ba1\u8fc7\u7a0b\u4e2d\u6536\u96c6\u9700\u6c42\u7684\u6700\u4f73\u65b9\u6cd5\uff0c\u53ef\u4ee5\u7528\u4f5c\u6d4b\u8bd5\u7684\u4e00\u90e8\u5206\u3002\n <\/div>\n\n \u6b65\u9aa4 2\u3001 \u7b2c\u4e8c\u6b65\u662f\u6839\u636e\u4ee5\u4e0b\u5185\u5bb9\u521b\u5efa\u6d4b\u8bd5\u6570\u636e\u573a\u666f\u3002 ETL \u5f00\u53d1\u4eba\u5458\u5c06\u4f7f\u7528\u573a\u666f\u7535\u5b50\u8868\u683c\u5c06\u586b\u5145\u6570\u636e\u96c6\u7684\u6574\u4e2a\u8fc7\u7a0b\u81ea\u52a8\u5316\uff0c\u4ece\u800c\u5b9e\u73b0\u56e0\u60c5\u51b5\u6539\u53d8\u800c\u5177\u6709\u591a\u529f\u80fd\u6027\u548c\u79fb\u52a8\u6027\u3002\n <\/div>\n\n \u6b65\u9aa4 3\u3001 \u5229\u7528\u6570\u636e\u5206\u6790\u548c\u7ed3\u679c\u5c06\u6bd4\u8f83\u6e90\u6570\u636e\u548c\u76ee\u6807\u6570\u636e\u4e4b\u95f4\u6bcf\u4e2a\u5b57\u6bb5\u7684\u503c\u7684\u8303\u56f4\u548c\u63d0\u4ea4\u3002\n <\/div>\n\n \u6b65\u9aa4 4\u3001\u6211\u4eec\u5c06\u9a8c\u8bc1 ETL \u751f\u6210\u5b57\u6bb5\u7684\u51c6\u786e\u5904\u7406\u3002\u4f8b\u5982\uff0c\u4ee3\u7406\u952e\u3002\n <\/div>\n\n \u7b2c 5 \u6b65\u3002\u6211\u4eec\u5c06\u9a8c\u8bc1\u4ed3\u5e93\u4e2d\u4e0e\u6570\u636e\u6a21\u578b\u6216\u8bbe\u8ba1\u4e2d\u6307\u5b9a\u7684\u6570\u636e\u7c7b\u578b\u76f8\u540c\u7684\u6570\u636e\u7c7b\u578b\u3002\n <\/div>\n\n \u6b65\u9aa4 6\u3001 \u5c06\u5728\u6d4b\u8bd5\u53c2\u7167\u5b8c\u6574\u6027\u7684\u8868\u4e4b\u95f4\u521b\u5efa\u6570\u636e\u573a\u666f\u3002\n <\/div>\n\n \u6b65\u9aa4 7\u3001 \u6211\u4eec\u5c06\u9a8c\u8bc1\u7236\u7ea7\u5230\u5b50\u7ea7\n <\/div>\n\n \u7b2c 8 \u6b65\u3002\u6700\u540e\uff0c\u6211\u4eec\u5c06\u6267\u884c\u67e5\u627e\u8f6c\u6362\u3002\u67e5\u627e\u67e5\u8be2\u5e94\u8be5\u662f\u76f4\u63a5\u7684\uff0c\u6ca1\u6709\u4efb\u4f55\u6570\u636e\u6536\u96c6\uff0c\u5e76\u4e14\u671f\u671b\u6839\u636e\u6e90\u8868\u53ea\u8fd4\u56de\u4e00\u4e2a\u503c\u3002\u6211\u4eec\u53ef\u4ee5\u76f4\u63a5\u5728\u6e90\u9650\u5b9a\u7b26\u4e2d\u52a0\u5165\u67e5\u627e\u8868\u3002\u5982\u679c\u4e0d\u662f\u8fd9\u79cd\u60c5\u51b5\uff0c\u6211\u4eec\u5c06\u7f16\u5199\u4e00\u4e2a\u67e5\u8be2\uff0c\u5c06\u67e5\u627e\u8868\u4e0e\u6e90\u4e2d\u7684\u4e3b\u8868\u8fde\u63a5\u8d77\u6765\uff0c\u5e76\u6bd4\u8f83\u76ee\u6807\u4e2d\u76f8\u5e94\u5217\u4e2d\u7684\u6570\u636e\u3002\n <\/div>\nETL \u6d4b\u8bd5\u7528\u4f8b<\/h2>\n\n ETL \u6d4b\u8bd5\u7684\u76ee\u7684\u662f\u786e\u4fdd\u4e1a\u52a1\u8f6c\u578b\u540e\u4ece\u6e90\u5230\u76ee\u7684\u5730\u52a0\u8f7d\u7684\u6570\u636e\u662f\u51c6\u786e\u7684\u3002\n <\/div>\n\n ETL \u6d4b\u8bd5\u9002\u7528\u4e8e\u4fe1\u606f\u7ba1\u7406\u884c\u4e1a\u7684\u4e0d\u540c\u5de5\u5177\u548c\u6570\u636e\u5e93\u3002\n <\/div>\n\n \u5728 ETL \u6d4b\u8bd5\u6027\u80fd\u671f\u95f4\uff0cETL \u6d4b\u8bd5\u4eba\u5458\u59cb\u7ec8\u4f7f\u7528\u4e24\u4e2a\u6587\u6863\u5b83\u4eec\u662f:\n <\/div>\n\n 1. ETL \u6620\u5c04\u8868: ETL \u6620\u5c04\u8868\u5305\u542b\u6e90\u8868\u548c\u76ee\u6807\u8868\u7684\u6240\u6709\u4fe1\u606f\uff0c\u5305\u62ec\u6bcf\u4e00\u5217\u53ca\u5176\u5728\u5f15\u7528\u8868\u4e2d\u7684\u67e5\u627e\u3002 ETL \u6d4b\u8bd5\u4eba\u5458\u9700\u8981\u719f\u6089 SQL \u67e5\u8be2\uff0c\u56e0\u4e3a ETL \u6d4b\u8bd5\u53ef\u80fd\u6d89\u53ca\u7f16\u5199\u5177\u6709\u591a\u4e2a\u8fde\u63a5\u7684\u5927\u67e5\u8be2\uff0c\u4ee5\u5728 ETL \u7684\u4efb\u4f55\u9636\u6bb5\u9a8c\u8bc1\u6570\u636e\u3002 ETL \u6620\u5c04\u8868\u4e3a\u6211\u4eec\u7f16\u5199\u6570\u636e\u9a8c\u8bc1\u67e5\u8be2\u63d0\u4f9b\u4e86\u91cd\u8981\u5e2e\u52a9\u3002\n <\/div>\n\n 2.\u6e90(\u76ee\u6807)\u7684\u6570\u636e\u5e93\u67b6\u6784: \u5e94\u4fdd\u6301\u53ef\u8bbf\u95ee\u4ee5\u9a8c\u8bc1\u6620\u5c04\u8868\u4e2d\u7684\u4efb\u4f55\u7ec6\u8282\u3002\n <\/div>\nETL \u6d4b\u8bd5\u573a\u666f\u548c\u6d4b\u8bd5\u7528\u4f8b: <\/h2>\n
\n\n\nETL \u6d4b\u8bd5\u573a\u666f<\/td>\n ETL \u6d4b\u8bd5\u7528\u4f8b<\/td>\n<\/tr>\n \n\u6620\u5c04\u6587\u6863\u9a8c\u8bc1<\/td>\n \u6211\u4eec\u5c06\u9a8c\u8bc1\u6620\u5c04\u6587\u6863\u662f\u5426\u63d0\u4f9b\u4e86 ETL \u4fe1\u606f\u3002\u65e5\u5fd7\u66f4\u6539\u5e94\u8be5\u5728\u6bcf\u4e2a\u6620\u5c04\u6587\u6863\u4e2d\u7ef4\u62a4\u3002<\/td>\n<\/tr>\n \n\u9a8c\u8bc1<\/td>\n \u6211\u4eec\u5c06\u4f7f\u7528\u76f8\u5e94\u7684\u6620\u5c04\u6587\u6863\u9a8c\u8bc1\u76ee\u6807\u548c\u6e90\u8868\u7ed3\u6784\u3002<\/span> \u6e90\u8868\u548c\u76ee\u6807\u8868\u7684\u6570\u636e\u7c7b\u578b\u5e94\u8be5\u76f8\u540c\u3002<\/span> \u6e90\u548c\u76ee\u6807\u7684\u6570\u636e\u7c7b\u578b\u7684\u957f\u5ea6\u5e94\u8be5\u76f8\u540c\u3002<\/span> \u6211\u4eec\u5c06\u9a8c\u8bc1\u6307\u5b9a\u7684\u6570\u636e\u5b57\u6bb5\u7c7b\u578b\u548c\u683c\u5f0f\u3002<\/span> \u6e90\u6570\u636e\u7c7b\u578b\u7684\u957f\u5ea6\u4e0d\u5e94\u5c0f\u4e8e\u76ee\u6807\u6570\u636e\u7c7b\u578b\u7684\u957f\u5ea6\u3002<\/span> <\/td>\n<\/tr>\n\n\u7ea6\u675f\u9a8c\u8bc1<\/td>\n \u5e94\u8be5\u6309\u7167\u6211\u4eec\u7684\u671f\u671b\u4e3a\u7279\u5b9a\u8868\u5b9a\u4e49\u7ea6\u675f\u3002<\/td>\n<\/tr>\n \n\u6570\u636e\u4e00\u81f4\u6027\u95ee\u9898<\/td>\n \u7279\u5b9a\u5c5e\u6027\u7684\u6570\u636e\u7c7b\u578b\u548c\u957f\u5ea6\u53ef\u80fd\u56e0\u8bed\u4e49\u5b9a\u4e49\u800c\u5728\u6587\u4ef6\u6216\u8868\u683c\u4e2d\u6709\u6240\u4e0d\u540c\u3002<\/span> \u6ee5\u7528\u5b8c\u6574\u6027\u7ea6\u675f\u3002<\/span> <\/td>\n<\/tr>\n\n\u5b8c\u6574\u6027\u95ee\u9898<\/td>\n \u5728\u8fd9\u91cc\uff0c\u6211\u4eec\u5fc5\u987b\u786e\u4fdd\u6240\u6709\u9884\u671f\u6570\u636e\u90fd\u52a0\u8f7d\u5230\u76ee\u6807\u8868\u4e2d\u3002<\/span> \u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u5c06\u6bd4\u8f83\u6e90\u548c\u76ee\u6807\u4e4b\u95f4\u7684\u8bb0\u5f55\u8ba1\u6570\u3002<\/span> \u6211\u4eec\u5c06\u68c0\u67e5\u88ab\u62d2\u7edd\u7684\u8bb0\u5f55\u3002<\/span> \u4e0d\u5e94\u5728\u622a\u65ad\u8868\u7684\u5217\u4e2d\u622a\u65ad\u6570\u636e\u3002<\/span> \u5c06\u68c0\u67e5\u8fb9\u754c\u503c\u5206\u6790\u3002<\/span> \u6211\u4eec\u5c06\u6bd4\u8f83\u4ed3\u5e93\u4e2d\u52a0\u8f7d\u7684\u6570\u636e\u548c\u6e90\u6570\u636e\u4e4b\u95f4\u5173\u952e\u5b57\u6bb5\u7684\u552f\u4e00\u503c\u3002<\/span> <\/td>\n<\/tr>\n\n\u6b63\u786e\u6027\u95ee\u9898<\/td>\n \u6b64\u573a\u666f\u7528\u4e8e\u66f4\u6b63\u62fc\u5199\u9519\u8bef\u6216\u8bb0\u5f55\u4e0d\u51c6\u786e\u7684\u6570\u636e\u3002<\/span> \u7ea0\u6b63\u6570\u636e\uff0c\u5373 null\u3001\u975e\u552f\u4e00\u548c\u8d85\u51fa\u8303\u56f4\u3002<\/span> <\/td>\n<\/tr>\n\n\u8f6c\u578b<\/td>\n \u6b64\u573a\u666f\u7528\u4e8e\u68c0\u67e5\u8f6c\u6362\u3002<\/span> <\/td>\n<\/tr>\n\n\u6570\u636e\u8d28\u91cf<\/td>\n \u6b64\u573a\u666f\u7528\u4e8e\u68c0\u67e5\u53f7\u7801\u5e76\u5bf9\u5176\u8fdb\u884c\u9a8c\u8bc1\u3002<\/span> \u6570\u636e\u68c0\u67e5: \u6b64\u573a\u666f\u5c06\u9075\u5faa\u65e5\u671f\u683c\u5f0f\uff0c\u5e76\u4e14\u6240\u6709\u8bb0\u5f55\u90fd\u5e94\u76f8\u540c\u3002<\/span> \u7cbe\u5ea6\u68c0\u67e5<\/span> \u6570\u636e\u68c0\u67e5<\/span> \u7a7a\u68c0\u67e5<\/span> <\/td>\n<\/tr>\n\n\u7a7a\u9a8c\u8bc1<\/td>\n \u6b64\u65b9\u6848\u5c06\u9a8c\u8bc1\u7a7a\u503c\uff0c\u5176\u4e2d\u4e3a\u7279\u5b9a\u5217\u6307\u5b9a\u4e86\"\u975e\u7a7a\"\u503c\u3002<\/span> <\/td>\n<\/tr>\n\n\u91cd\u590d\u68c0\u67e5<\/td>\n \u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u6211\u4eec\u5c06\u68c0\u67e5\u552f\u4e00\u952e\u3001\u4e3b\u952e\u548c\u4efb\u4f55\u5176\u4ed6\u5217\u7684\u9a8c\u8bc1\u662f\u5426\u5e94\u8be5\u662f\u552f\u4e00\u7684\uff0c\u6839\u636e\u4e1a\u52a1\u8981\u6c42\uff0c\u6709\u4efb\u4f55\u91cd\u590d\u7684\u884c\u3002<\/span> \u6211\u4eec\u5c06\u68c0\u67e5\u4ece\u591a\u4e2a\u5217\u6e90\u4e2d\u63d0\u53d6\u7684\u4efb\u4f55\u5217\u4e2d\u662f\u5426\u5b58\u5728\u4efb\u4f55\u91cd\u590d\u503c\uff0c\u5e76\u5c06\u5b83\u4eec\u5408\u5e76\u4e3a\u4e00\u5217\u3002<\/span> \u6839\u636e\u5ba2\u6237\u8981\u6c42\uff0c\u6211\u4eec\u9700\u8981\u786e\u4fdd\u6ca1\u6709\u91cd\u590ds\u5728\u591a\u5217\u7684\u7ec4\u5408\u4e2d\uff0c\u4ec5\u5305\u542b\u76ee\u6807\u3002<\/span> <\/td>\n<\/tr>\n\n\u65e5\u671f\u9a8c\u8bc1<\/td>\n \u65e5\u671f\u503c\u6b63\u5728\u4f7f\u7528\u8bb8\u591a\u5f00\u53d1\u9886\u57df\u6765\u4e86\u89e3\u884c\u521b\u5efa\u65e5\u671f\u3002<\/span> \u6839\u636e ETL \u5f00\u53d1\u89d2\u5ea6\u8bc6\u522b\u73b0\u6709\u8bb0\u5f55\u3002<\/span> \u6709\u65f6\u4f1a\u5728\u65e5\u671f\u503c\u4e0a\u751f\u6210\u66f4\u65b0\u548c\u63d2\u5165\u5185\u5bb9\u3002<\/span> <\/td>\n<\/tr>\n\n\u6570\u636e\u6e05\u6d01<\/td>\n \u5728\u52a0\u8f7d\u5230\u6682\u5b58\u533a\u4e4b\u524d\uff0c\u5e94\u5220\u9664\u4e0d\u5fc5\u8981\u7684\u5217\u3002<\/span> <\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
\n ![ETL \u6d4b\u8bd5_https:\/\/bianchenghao6.com_\u3010ETL \u6559\u7a0b\u3011_\u7b2c3\u5f20](\"https:\/\/img.mushiming.top\/app\/bianchenghao6_com\/2023-11-11-e24a224835a2470bb08970866e3fd711.png\" "ETL \u6d4b\u8bd5_\u3010ETL \u6559\u7a0b\u3011_\u7b2c3\u5f20_\u7f16\u7a0b\u597d6\u6587\u6863")
\n <\/p>\n
\n\n\nETL \u9519\u8bef\u7684\u7c7b\u578b<\/td>\n \u8bf4\u660e<\/td>\n<\/tr>\n \n\u7528\u6237\u754c\u9762\u9519\u8bef<\/td>\n \u8fd9\u4e9b\u9519\u8bef\u4e0e\u5e94\u7528\u7a0b\u5e8f\u7684\u56fe\u5f62\u7528\u6237\u754c\u9762\u6709\u5173\uff0c\u4f8b\u5982\u989c\u8272\u3001\u5b57\u4f53\u6837\u5f0f\u3001\u5bfc\u822a\u3001\u62fc\u5199\u68c0\u67e5\u7b49\u3002<\/td>\n<\/tr>\n \n\u8f93\u5165\u8f93\u51fa\u9519\u8bef<\/td>\n \u5728\u8fd9\u79cd\u7c7b\u578b\u7684\u9519\u8bef\u4e2d\uff0c\u5e94\u7528\u7a0b\u5e8f\u5f00\u59cb\u53d6\u65e0\u6548\u503c\uff0c\u6709\u6548\u503c\u88ab\u62d2\u7edd\u3002<\/td>\n<\/tr>\n \n\u8fb9\u754c\u503c\u5206\u6790\u9519\u8bef<\/td>\n \u8fd9\u4e9b\u9519\u8bef\u68c0\u67e5\u6700\u5c0f\u503c\u548c\u6700\u5927\u503c\u3002<\/td>\n<\/tr>\n \n\u8ba1\u7b97\u9519\u8bef<\/td>\n \u8ba1\u7b97\u9519\u8bef\u663e\u793a\u6570\u5b66\u9519\u8bef\uff0c\u5927\u591a\u6570\u65f6\u5019\u6700\u7ec8\u8f93\u51fa\u662f\u9519\u8bef\u7684\u3002<\/td>\n<\/tr>\n \n\u52a0\u8f7d\u6761\u4ef6\u9519\u8bef<\/td>\n \u8fd9\u4e9b\u7c7b\u578b\u7684\u9519\u8bef\u4e0d\u5141\u8bb8\u591a\u4e2a\u7528\u6237\u3002\u5b83\u4e0d\u5141\u8bb8\u7528\u6237\u63a5\u53d7\u7684\u6570\u636e\u3002<\/td>\n<\/tr>\n \n\u6bd4\u8d5b\u6761\u4ef6\u9519\u8bef<\/td>\n \u5728\u6b64\u7c7b\u9519\u8bef\u4e2d\uff0c\u7cfb\u7edf\u5c06\u65e0\u6cd5\u6b63\u5e38\u8fd0\u884c\u3002\u5b83\u5f00\u59cb\u5d29\u6e83\u6216\u6302\u8d77\u3002<\/td>\n<\/tr>\n \n\u7b49\u4ef7\u7c7b\u5206\u533a\u9519\u8bef<\/td>\n \u6b64\u7c7b\u9519\u8bef\u5bfc\u81f4\u65e0\u6548\u6216\u65e0\u6548\u7c7b\u578b\u3002<\/td>\n<\/tr>\n \n\u7248\u672c\u63a7\u5236\u9519\u8bef<\/td>\n \u8fd9\u4e9b\u7c7b\u578b\u7684\u9519\u8bef\u901a\u5e38\u53d1\u751f\u5728\u56de\u5f52\u6d4b\u8bd5\u4e2d\uff0c\u5e76\u4e14\u4e0d\u4f1a\u63d0\u4f9b\u4efb\u4f55\u7248\u672c\u4fe1\u606f\u3002<\/td>\n<\/tr>\n \n\u786c\u4ef6\u9519\u8bef<\/td>\n \u5728\u8fd9\u79cd\u7c7b\u578b\u7684\u9519\u8bef\u4e2d\uff0c\u8bbe\u5907\u4e0d\u4f1a\u6309\u9884\u671f\u54cd\u5e94\u5e94\u7528\u7a0b\u5e8f\u3002<\/td>\n<\/tr>\n \n\u5e2e\u52a9\u6765\u6e90\u9519\u8bef<\/td>\n \u8fd9\u4e2abug\u4f1a\u5bfc\u81f4\u5e2e\u52a9\u6587\u6863\u4e2d\u7684\u9519\u8bef\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\nETL\u6d4b\u8bd5\u5458\u804c\u8d23<\/h2>\n\n ETL\u6d4b\u8bd5\u5458\u8d1f\u8d23\u9a8c\u8bc1\u6570\u636e\u6e90\uff0c\u5e94\u7528\u8f6c\u6362\u903b\u8f91\uff0c\u52a0\u8f7d\u76ee\u6807\u8868\u4e2d\u7684\u6570\u636e\uff0c\u63d0\u53d6\u6570\u636e\u3002\n <\/div>\n\n ETL\u6d4b\u8bd5\u5458\u7684\u804c\u8d23\u662f:\n <\/div>\n\n \u9a8c\u8bc1\u6e90\u7cfb\u7edf\u4e2d\u7684\u8868\u3002\u5b83\u6d89\u53ca\u5230\u4ee5\u4e0b\u51e0\u7c7b\u64cd\u4f5c:\n <\/div>\n \u8ba1\u6570\u68c0\u67e5<\/span>
\n \u6570\u636e\u7c7b\u578b\u68c0\u67e5<\/span>
\n \u5c06\u8bb0\u5f55\u4e0e\u6e90\u6570\u636e\u6838\u5bf9<\/span>
\n \u786e\u4fdd\u6ca1\u6709\u52a0\u8f7d\u5783\u573e\u90ae\u4ef6\u6570\u636e<\/span>
\n \u5220\u9664\u91cd\u590d\u6570\u636e<\/span>
\n \u68c0\u67e5\u6240\u6709\u94a5\u5319\u662f\u5426\u5230\u4f4d<\/span> <\/p>\n\n \u5e94\u7528\u8f6c\u6362\u903b\u8f91\n <\/div>\n\n \u5728\u52a0\u8f7d\u6570\u636e\u4e4b\u524d\u5e94\u7528\u8f6c\u6362\u903b\u8f91\u3002\u5b83\u6d89\u53ca\u4ee5\u4e0b\u64cd\u4f5c:\n <\/div>\n \u5728\u68c0\u67e5\u8ba1\u6570\u8bb0\u5f55\u4e4b\u524d\u548c\u4e4b\u540e\u5e94\u7528\u8f6c\u6362\u903b\u8f91\u3002<\/span>
\n \u9a8c\u8bc1\u4ece\u6682\u5b58\u533a\u5230\u4e2d\u95f4\u8868\u7684\u6570\u636e\u6d41\u3002<\/span>
\n \u68c0\u67e5\u6570\u636e\u9608\u503c\u9a8c\u8bc1\uff1b\u4f8b\u5982\uff0c\u5e74\u9f84\u503c\u4e0d\u5e94\u8d85\u8fc7 100\u3002<\/span>
\n \u68c0\u67e5\u4ee3\u7406\u952e<\/span> <\/p>\n\n \u6570\u636e\u52a0\u8f7d\n <\/div>\n\n \u6570\u636e\u4ece\u6682\u5b58\u533a\u52a0\u8f7d\u5230\u76ee\u6807\u7cfb\u7edf\u3002\u5b83\u6d89\u53ca\u4ee5\u4e0b\u64cd\u4f5c:\n <\/div>\n\n \u6211\u4eec\u5c06\u68c0\u67e5\u662f\u5426\u5728\u4e8b\u5b9e\u8868\u4e2d\u52a0\u8f7d\u4e86\u805a\u5408\u503c\u548c\u8ba1\u7b97\u5ea6\u91cf\u3002\n <\/div>\n \u5728\u52a0\u8f7d\u6570\u636e\u671f\u95f4\uff0c\u6211\u4eec\u5c06\u6839\u636e\u76ee\u6807\u8868\u68c0\u67e5\u5efa\u6a21\u89c6\u56fe\u3002 <\/span>
\n \u6211\u4eec\u5c06\u68c0\u67e5 CDC \u662f\u5426\u5df2\u5e94\u7528\u4e8e\u589e\u91cf\u52a0\u8f7d\u8868\u3002<\/span>
\n \u68c0\u67e5\u6570\u636e\u7ef4\u5ea6\u8868\u5e76\u67e5\u770b\u8be5\u8868\u7684\u5386\u53f2\u8bb0\u5f55\u3002<\/span>
\n \u6839\u636e\u9884\u671f\u7ed3\u679c\u68c0\u67e5\u57fa\u4e8e\u52a0\u8f7d\u7684\u4e8b\u5b9e\u548c\u7ef4\u5ea6\u8868\u7684 BI \u62a5\u544a\u3002<\/span> <\/p>\nETL \u5de5\u5177\u7684\u6d4b\u8bd5<\/h2>\n\n ETL \u6d4b\u8bd5\u4eba\u5458\u4e5f\u9700\u8981\u6d4b\u8bd5\u6d4b\u8bd5\u7528\u4f8b\u548c\u5de5\u5177\u3002\u5b83\u6d89\u53ca\u4ee5\u4e0b\u64cd\u4f5c:\n <\/div>\n \u6d4b\u8bd5 ETL \u5de5\u5177\u53ca\u5176\u529f\u80fd<\/span>
\n \u6d4b\u8bd5 ETL \u6570\u636e\u4ed3\u5e93\u7cfb\u7edf<\/span>
\n \u521b\u5efa\u3001\u8bbe\u8ba1\u548c\u6267\u884c\u6d4b\u8bd5\u7528\u4f8b\u548c\u6d4b\u8bd5\u8ba1\u5212<\/span>
\n \u6d4b\u8bd5\u5e73\u9762\u6587\u4ef6\u6570\u636e\u4f20\u8f93<\/span> <\/p>\nETL\u6d4b\u8bd5\u7684\u4f18\u70b9<\/h2>\n\n ETL\u6d4b\u8bd5\u7684\u597d\u5904\u5982\u4e0b:\n <\/div>\n ETL \u6d4b\u8bd5\u53ef\u4ee5\u540c\u65f6\u4ece\u4efb\u4f55\u6570\u636e\u6e90\u63d0\u53d6\u6216\u63a5\u6536\u6570\u636e\u3002<\/span>
\n ETL \u53ef\u4ee5\u5c06\u6765\u81ea\u5f02\u6784\u6e90\u7684\u6570\u636e\u540c\u65f6\u52a0\u8f7d\u5230\u5355\u4e2a\u5e7f\u4e49(\u9891\u7e41)\\\u4e0d\u540c\u7684\u76ee\u6807\u3002<\/span>
\n ETL \u53ef\u4ee5\u540c\u65f6\u52a0\u8f7d\u4e0d\u540c\u7c7b\u578b\u7684\u76ee\u6807\u3002<\/span>
\n ETL \u80fd\u591f\u4ece\u5404\u79cd\u6765\u6e90\u63d0\u53d6\u6240\u9700\u7684\u4e1a\u52a1\u6570\u636e\uff0c\u5e76\u4e14\u53ef\u4ee5\u6839\u636e\u9700\u8981\u5c06\u4e1a\u52a1\u6570\u636e\u4ee5\u6240\u9700\u683c\u5f0f\u52a0\u8f7d\u5230\u4e0d\u540c\u7684\u76ee\u6807\u4e2d\u3002<\/span>
\n ETL \u53ef\u4ee5\u6839\u636e\u4e1a\u52a1\u8fdb\u884c\u4efb\u4f55\u6570\u636e\u8f6c\u6362\u3002<\/span> <\/p>\nETL\u6d4b\u8bd5\u7684\u7f3a\u70b9<\/h2>\n\n ETL\u6d4b\u8bd5\u7684\u7f3a\u70b9\u5982\u4e0b:\n <\/div>\n ETL \u6d4b\u8bd5\u7684\u4e3b\u8981\u7f3a\u70b9\u4e4b\u4e00\u662f\u6211\u4eec\u5fc5\u987b\u662f\u9762\u5411\u6570\u636e\u7684\u5f00\u53d1\u4eba\u5458\u6216\u6570\u636e\u5e93\u5206\u6790\u5e08\u624d\u80fd\u4f7f\u7528\u5b83\u3002<\/span>
\n \u5f53\u6211\u4eec\u9700\u8981\u5feb\u901f\u54cd\u5e94\u65f6\uff0c\u5b83\u4e0d\u9002\u5408\u5b9e\u65f6\u6216\u6309\u9700\u8bbf\u95ee\u3002 <\/span>
\n ETL \u6d4b\u8bd5\u9700\u8981\u51e0\u4e2a\u6708\u7684\u65f6\u95f4\u624d\u80fd\u5728\u4efb\u4f55\u5730\u65b9\u8fdb\u884c\u3002<\/span>
\n \u5728\u4e0d\u65ad\u53d8\u5316\u7684\u9700\u6c42\u4e2d\u4fdd\u6301\u6570\u636e\u5177\u6709\u6311\u6218\u6027\u3002<\/span> <\/p>\n\n heading:\n <\/div>\n\n ETL \u6d4b\u8bd5\u4eba\u5458\u4e5f\u9700\u8981\u6d4b\u8bd5\u6d4b\u8bd5\u7528\u4f8b\u548c\u5de5\u5177\u3002\u5b83\u6d89\u53ca\u4ee5\u4e0b\u64cd\u4f5c:\n <\/div>\n \u6d4b\u8bd5 ETL \u5de5\u5177\u53ca\u5176\u529f\u80fd<\/span>
\n \u6d4b\u8bd5 ETL \u6570\u636e\u4ed3\u5e93\u7cfb\u7edf<\/span>
\n \u521b\u5efa\u3001\u8bbe\u8ba1\u548c\u6267\u884c\u6d4b\u8bd5\u7528\u4f8b\u548c\u6d4b\u8bd5\u8ba1\u5212<\/span>
\n \u6d4b\u8bd5\u5e73\u9762\u6587\u4ef6\u6570\u636e\u4f20\u8f93<\/span> <\/p>\nETL \u6d4b\u8bd5\u7684\u672a\u6765\u8303\u56f4<\/h2>\n\n ETL \u6d4b\u8bd5\u7684\u8303\u56f4\u975e\u5e38\u5e7f\u9614\u3002 Informatica PowerCenter\u3001Oracle Data Integrator\u3001Microsoft SQL \u670d\u52a1\u5668\u96c6\u6210\u670d\u52a1\u3001SAS\u3001IBM \u4fe1\u606f\u9886\u57df\u4fe1\u606f\u670d\u52a1\u5668\u7b49ETL\u5de5\u5177\u90fd\u56e0\u5176\u9700\u6c42\u800c\u5728\u884c\u4e1a\u4e2d\u6709\u7740\u5de8\u5927\u7684\u9700\u6c42\u3002\u672a\u6765 ETL \u6d4b\u8bd5\u7684\u8303\u56f4\u5c06\u4f1a\u6269\u5927\u3002\n <\/div>\n\u7ed3\u8bba<\/h2>\n\n ETL \u6d4b\u8bd5\u662f\u4e00\u79cd\u4e1a\u52a1\u6d4b\u8bd5\uff0c\u5176\u4e2d\u5f00\u53d1\u4eba\u5458\u3001\u4e1a\u52a1\u5206\u6790\u5e08\u3001\u6700\u7ec8\u7528\u6237\u3001\u548c DBA \u90fd\u53c2\u4e0e\u5176\u4e2d\u3002 ETL \u6d4b\u8bd5\u9700\u8981SDLC \u548cETL \u7b56\u7565 \u7684\u77e5\u8bc6\uff0c\u5e76\u4e14\u6d4b\u8bd5\u4eba\u5458\u5e94\u8be5\u77e5\u9053\u5982\u4f55\u7f16\u5199SQL \u67e5\u8be2\u3002\u8bb8\u591a\u4f01\u4e1a\u8ba4\u4e3a ETL \u662f\u4e00\u9879\u6311\u6218\uff0c\u4f46\u4e8b\u5b9e\u662f\u5b83\u5bf9\u4f01\u4e1a\u6709\u5229\u3002\u4fdd\u62a4\u6570\u636e\u4e0d\u4e22\u5931\u662f\u5fc5\u4e0d\u53ef\u5c11\u7684\uff0c\u5e76\u4e14\u9700\u8981\u66f4\u65b0\u6570\u636e\u4ee5\u6ee1\u8db3\u5e02\u573a\u7684\u8981\u6c42\u3002\n <\/div>\n <\/body>
\n<\/html><\/p>\n","protected":false},"excerpt":{"rendered":"ETL \u6d4b\u8bd5zh-cn","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[159],"tags":[],"class_list":["post-1879","post","type-post","status-publish","format-standard","hentry","category-etljc"],"_links":{"self":[{"href":"https:\/\/bianchenghao6.com\/wp-json\/wp\/v2\/posts\/1879"}],"collection":[{"href":"https:\/\/bianchenghao6.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/bianchenghao6.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/bianchenghao6.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/bianchenghao6.com\/wp-json\/wp\/v2\/comments?post=1879"}],"version-history":[{"count":0,"href":"https:\/\/bianchenghao6.com\/wp-json\/wp\/v2\/posts\/1879\/revisions"}],"wp:attachment":[{"href":"https:\/\/bianchenghao6.com\/wp-json\/wp\/v2\/media?parent=1879"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/bianchenghao6.com\/wp-json\/wp\/v2\/categories?post=1879"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/bianchenghao6.com\/wp-json\/wp\/v2\/tags?post=1879"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
<\/p>\n
ETL \u6d4b\u8bd5\u6d41\u7a0b<\/h2>\n\n \u4e0e\u5176\u4ed6\u6d4b\u8bd5\u6d41\u7a0b\u4e00\u6837\uff0cETL \u6d4b\u8bd5\u4e5f\u7ecf\u8fc7\u4e00\u4e9b\u6d4b\u8bd5\u6d41\u7a0b\u3002\n <\/div>\n <\/p>\n
\n ETL \u6d4b\u8bd5\u5206\u4e94\u4e2a\u9636\u6bb5\u8fdb\u884c\u3002\n <\/div>\n ETL \u6d4b\u8bd5\u786e\u5b9a\u6570\u636e\u6e90\u548c\u8981\u6c42\u3002<\/span>
\n \u6570\u636e\u6062\u590d<\/span>
\n \u5b9e\u65bd\u7ef4\u5ea6\u5efa\u6a21\u548c\u4e1a\u52a1\u903b\u8f91\u3002<\/span>
\n \u6784\u5efa\u548c\u586b\u5145\u6570\u636e<\/span>
\n \u6784\u5efa\u62a5\u544a<\/span> <\/p>\nETL\u6d4b\u8bd5\u7684\u7c7b\u578b<\/h2>\n\n ETL\u6d4b\u8bd5\u7684\u7c7b\u578b\u6709:\n <\/div>\n\n 1.\u65b0\u6570\u636e\u4ed3\u5e93\u6d4b\u8bd5: \u5b83\u662f\u4ece\u6838\u5fc3\u6784\u5efa\u548c\u9a8c\u8bc1\u7684\u3002\u5728\u6b64\u6d4b\u8bd5\u4e2d\uff0c\u8f93\u5165\u6765\u81ea\u5ba2\u6237\u7684\u9700\u6c42\u548c\u4e0d\u540c\u7684\u6570\u636e\u6e90\u3002\u4f46\u662f\uff0c\u65b0\u7684\u6570\u636e\u4ed3\u5e93\u662f\u5728 ETL \u5de5\u5177\u7684\u5e2e\u52a9\u4e0b\u6784\u5efa\u548c\u9a8c\u8bc1\u7684\u3002\n <\/div>\n\n \u4ee5\u4e0b\u662f\u4e0d\u540c\u7ec4\u7684\u804c\u8d23:\n <\/div>\n \u4e1a\u52a1\u5206\u6790\u5e08: \u4e1a\u52a1\u5206\u6790\u5e08\u6536\u96c6\u5e76\u8bb0\u5f55\u8981\u6c42\u3002<\/span>
\n \u57fa\u7840\u8bbe\u65bd\u4eba\u5458: \u8fd9\u4e9b\u4eba\u5458\u8bbe\u7f6e\u4e86\u6d4b\u8bd5\u73af\u5883\u3002 <\/span>
\n QA \u6d4b\u8bd5\u4eba\u5458: QA \u6d4b\u8bd5\u4eba\u5458\u5236\u5b9a\u6d4b\u8bd5\u8ba1\u5212\u548c\u6d4b\u8bd5\u811a\u672c\uff0c\u7136\u540e\u6267\u884c\u8fd9\u4e9b\u6d4b\u8bd5\u8ba1\u5212\u548c\u811a\u672c\u3002<\/span>
\n \u5f00\u53d1\u4eba\u5458: \u5f00\u53d1\u4eba\u5458\u4e3a\u6bcf\u4e2a\u6a21\u5757\u6267\u884c\u5355\u5143\u6d4b\u8bd5\u3002<\/span>
\n \u6570\u636e\u5e93\u7ba1\u7406\u5458: \u6570\u636e\u5e93\u7ba1\u7406\u5458\u6d4b\u8bd5\u6027\u80fd\u548c\u538b\u529b\u3002<\/span>
\n \u7528\u6237: \u7528\u6237\u8fdb\u884c\u529f\u80fd\u6d4b\u8bd5\uff0c\u5176\u4e2d\u5305\u62ec UAT(\u7528\u6237\u9a8c\u6536\u6d4b\u8bd5)\u3002<\/span> <\/p>\n\n 2.\u751f\u4ea7\u9a8c\u8bc1\u6d4b\u8bd5: \u6b64\u6d4b\u8bd5\u662f\u5728\u6570\u636e\u79fb\u81f3\u751f\u4ea7\u7cfb\u7edf\u65f6\u5bf9\u6570\u636e\u8fdb\u884c\u7684\u3002 Informatica \u6570\u636e\u9a8c\u8bc1\u9009\u9879\u63d0\u4f9b ETL \u6d4b\u8bd5\u548c\u7ba1\u7406\u529f\u80fd\u7684\u81ea\u52a8\u5316\uff0c\u4ee5\u786e\u4fdd\u6570\u636e\u4e0d\u4f1a\u5371\u53ca\u751f\u4ea7\u7cfb\u7edf\u3002\n <\/div>\n\n 3.\u6e90\u5230\u76ee\u6807\u6d4b\u8bd5(\u9a8c\u8bc1): \u8fd9\u79cd\u7c7b\u578b\u7684\u6d4b\u8bd5\u662f\u4e3a\u4e86\u9a8c\u8bc1\u8f6c\u6362\u4e3a\u9884\u671f\u6570\u636e\u503c\u7684\u6570\u636e\u503c\u3002\n <\/div>\n\n 4.\u5e94\u7528\u5347\u7ea7: \u8fd9\u79cd\u7c7b\u578b\u7684ETL\u6d4b\u8bd5\u662f\u81ea\u52a8\u751f\u6210\u7684\uff0c\u8282\u7701\u4e86\u6d4b\u8bd5\u5f00\u53d1\u65f6\u95f4\u3002\u8fd9\u79cd\u7c7b\u578b\u7684\u6d4b\u8bd5\u68c0\u67e5\u4ece\u65e7\u5e94\u7528\u7a0b\u5e8f\u4e2d\u63d0\u53d6\u7684\u6570\u636e\u4e0e\u65b0\u5e94\u7528\u7a0b\u5e8f\u4e2d\u7684\u6570\u636e\u5b8c\u5168\u76f8\u540c\u3002\n <\/div>\n\n 5.\u5143\u6570\u636e\u6d4b\u8bd5: \u5143\u6570\u636e\u6d4b\u8bd5\u5305\u62ec\u6570\u636e\u7c7b\u578b\u3001\u6570\u636e\u957f\u5ea6\u3001\u6821\u9a8c\u6307\u6807\/\u7ea6\u675f\u7684\u6d4b\u91cf\u3002\n <\/div>\n\n 6.\u6570\u636e\u51c6\u786e\u6027\u6d4b\u8bd5: \u8fdb\u884c\u6b64\u6d4b\u8bd5\u662f\u4e3a\u4e86\u786e\u4fdd\u6570\u636e\u6309\u9884\u671f\u51c6\u786e\u52a0\u8f7d\u548c\u8f6c\u6362\u3002\n <\/div>\n\n 7.\u6570\u636e\u8f6c\u6362\u6d4b\u8bd5: \u5728\u8bb8\u591a\u60c5\u51b5\u4e0b\u8fdb\u884c\u6570\u636e\u8f6c\u6362\u6d4b\u8bd5\u3002\u5b83\u65e0\u6cd5\u901a\u8fc7\u7f16\u5199\u4e00\u4e2a\u6e90 SQL \u67e5\u8be2\u5e76\u5c06\u8f93\u51fa\u4e0e\u76ee\u6807\u8fdb\u884c\u6bd4\u8f83\u6765\u5b9e\u73b0\u3002\u9700\u8981\u4e3a\u6bcf\u4e00\u884c\u8fd0\u884c\u591a\u4e2a SQL \u67e5\u8be2\u6765\u9a8c\u8bc1\u8f6c\u6362\u89c4\u5219\u3002\n <\/div>\n\n 8.\u6570\u636e\u8d28\u91cf\u6d4b\u8bd5: \u6570\u636e\u8d28\u91cf\u6d4b\u8bd5\u5305\u62ec\u8bed\u6cd5\u548c\u53c2\u8003\u6d4b\u8bd5\u3002\u4e3a\u907f\u514d\u5728\u4e1a\u52a1\u6d41\u7a0b\u6570\u636e\u8d28\u91cf\u671f\u95f4\u56e0\u65e5\u671f\u6216\u8ba2\u5355\u53f7\u800c\u51fa\u73b0\u4efb\u4f55\u9519\u8bef\u3002 \u8bed\u6cd5\u6d4b\u8bd5: \u5b83\u4f1a\u6839\u636e\u65e0\u6548\u5b57\u7b26\u3001\u5b57\u7b26\u6a21\u5f0f\u3001\u4e0d\u6b63\u786e\u7684\u5927\u5199\u6216\u5c0f\u5199\u987a\u5e8f\u7b49\u62a5\u544a\u810f\u6570\u636e\u3002\u53c2\u8003\u6d4b\u8bd5: \u5b83\u4f1a\u6839\u636e\n <\/div>\n\n \u4f8b\u5982\uff0cCustomer ID\u6570\u636e\u8d28\u91cf\u68c0\u6d4b\u5305\u62ec\u6570\u5b57\u6821\u9a8c\u3001\u65e5\u671f\u6821\u9a8c\u3001\u7cbe\u5ea6\u6821\u9a8c\u3001\u65e5\u671f\u6821\u9a8c\u7b49\n <\/div>\n\n >9.\u589e\u91cf ETL \u6d4b\u8bd5: \u8fdb\u884c\u6b64\u6d4b\u8bd5\u662f\u4e3a\u4e86\u5728\u6dfb\u52a0\u65b0\u6570\u636e\u65f6\u68c0\u67e5\u65e7\u6570\u636e\u548c\u65b0\u6570\u636e\u7684\u6570\u636e\u5b8c\u6574\u6027\u3002\u589e\u91cf\u6d4b\u8bd5\u9a8c\u8bc1\u7cfb\u7edf\u5373\u4f7f\u5728\u589e\u91cf ETL \u8fc7\u7a0b\u4e2d\u63d2\u5165\u548c\u66f4\u65b0\u6570\u636e\u540e\u4e5f\u80fd\u6b63\u786e\u5904\u7406\u3002\n <\/div>\n\n 10. GUI\/\u5bfc\u822a\u6d4b\u8bd5: \u6b64\u6d4b\u8bd5\u7528\u4e8e\u68c0\u67e5\u524d\u7aef\u62a5\u544a\u7684\u5bfc\u822a\u6216 GUI \u65b9\u9762\u3002\n <\/div>\n\n 11.\u8fc1\u79fb\u6d4b\u8bd5: \u5728\u6b64\u6d4b\u8bd5\u4e2d\uff0c\u5ba2\u6237\u6709\u4e00\u4e2a\u73b0\u6709\u7684\u6570\u636e\u4ed3\u5e93\uff0c\u5e76\u4e14 ETL \u6b63\u5728\u6267\u884c\u8fd9\u9879\u5de5\u4f5c\u3002\u4f46\u5ba2\u6237\u6b63\u5728\u5bfb\u627e\u63d0\u9ad8\u6548\u7387\u7684\u5de5\u5177\u3002\u5b83\u5305\u62ec\u4ee5\u4e0b\u6b65\u9aa4:\n <\/div>\n \u8bbe\u8ba1\u548c\u9a8c\u8bc1\u6d4b\u8bd5<\/span>
\n \u8bbe\u7f6e\u6d4b\u8bd5\u73af\u5883<\/span>
\n \u6267\u884c\u9a8c\u8bc1\u6d4b\u8bd5<\/span>
\n \u62a5\u544a\u9519\u8bef<\/span> <\/p>\n\n 12.\u53d8\u66f4\u8bf7\u6c42: \u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u6570\u636e\u6dfb\u52a0\u5230\u73b0\u6709\u6570\u636e\u4ed3\u5e93\u3002\u53ef\u80fd\u4f1a\u51fa\u73b0\u5ba2\u6237\u9700\u8981\u66f4\u6539\u73b0\u6709\u4e1a\u52a1\u89c4\u5219\u6216\u96c6\u6210\u65b0\u89c4\u5219\u7684\u60c5\u51b5\u3002\n <\/div>\n\n 13.\u62a5\u544a\u6d4b\u8bd5: \u6570\u636e\u4ed3\u5e93\u7684\u6700\u7ec8\u7ed3\u679c\uff0c\u62a5\u544a\u6d4b\u8bd5\u3002\u62a5\u544a\u5e94\u901a\u8fc7\u9a8c\u8bc1\u62a5\u544a\u4e2d\u7684\u6570\u636e\u548c\u5e03\u5c40\u8fdb\u884c\u6d4b\u8bd5\u3002\u62a5\u544a\u662f\u5236\u5b9a\u91cd\u8981\u4e1a\u52a1\u51b3\u7b56\u7684\u91cd\u8981\u8d44\u6e90\u3002\n <\/div>\nETL \u6d4b\u8bd5\u4e2d\u6267\u884c\u7684\u4efb\u52a1<\/h2>\n\n ETL \u6d4b\u8bd5\u4e2d\u6d89\u53ca\u7684\u4efb\u52a1\u662f:\n <\/div>\n \u4e86\u89e3\u6570\u636e\uff0c\u7528\u4e8e\u62a5\u544a<\/span>
\n \u6570\u636e\u6a21\u578b\u5ba1\u67e5<\/span>
\n \u6e90\u5230\u76ee\u6807\u7684\u6620\u5c04<\/span>
\n \u68c0\u67e5\u6e90\u6570\u636e\u4e2d\u7684\u6570\u636e<\/span>
\n \u9a8c\u8bc1\u5305\u548c\u67b6\u6784<\/span>
\n \u5728\u76ee\u6807\u7cfb\u7edf\u4e2d\uff0c\u5e94\u8fdb\u884c\u6570\u636e\u9a8c\u8bc1<\/span>
\n \u805a\u5408\u89c4\u5219\u9a8c\u8bc1\u548c\u6570\u636e\u8f6c\u6362\u8ba1\u7b97<\/span>
\n \u76ee\u6807\u7cfb\u7edf\u4e0e\u6570\u636e\u6e90\u7684\u6570\u636e\u5bf9\u6bd4<\/span>
\n \u5bf9\u4e8e\u76ee\u6807\u7cfb\u7edf\uff0c\u5e94\u68c0\u67e5\u8d28\u91cf\u548c\u6570\u636e\u5b8c\u6574\u6027\u3002<\/span>
\n \u6570\u636e\u6027\u80fd\u6d4b\u8bd5\u3002<\/span> <\/p>\nETL \u548c\u6570\u636e\u5e93\u6d4b\u8bd5\u7684\u533a\u522b<\/h2>\n\n ETL \u548c\u6570\u636e\u5e93\u6d4b\u8bd5\u6d89\u53ca\u6570\u636e\u9a8c\u8bc1\uff0c\u4f46\u4e24\u8005\u5e76\u4e0d\u76f8\u540c\u3002 ETL \u6d4b\u8bd5\u901a\u5e38\u5728\u6570\u636e\u4ed3\u5e93\u4e2d\u7684\u6570\u636e\u4e0a\u6267\u884c\uff0c\u800c\u6570\u636e\u5e93\u6d4b\u8bd5\u5728\u4e8b\u52a1\u7cfb\u7edf\u4e0a\u6267\u884c\u3002\u6570\u636e\u4ece\u4e0d\u540c\u7684\u5e94\u7528\u7a0b\u5e8f\u8fdb\u5165\u4e8b\u52a1\u6570\u636e\u5e93\u3002\n <\/div>\nETL \u6d4b\u8bd5\u4e2d\u6267\u884c\u7684\u64cd\u4f5c<\/h3>\n\n ETL \u6d4b\u8bd5\u6d89\u53ca\u4ee5\u4e0b\u64cd\u4f5c:\n <\/div>\n \u9a8c\u8bc1\u4ece\u6e90\u7cfb\u7edf\u5230\u76ee\u6807\u7cfb\u7edf\u7684\u6570\u636e\u79fb\u52a8\u3002<\/span>
\n \u6e90\u7cfb\u7edf\u548c\u76ee\u6807\u7cfb\u7edf\u4e2d\u7684\u6570\u636e\u8ba1\u6570\u9a8c\u8bc1\u3002<\/span>
\n ETL \u6d4b\u8bd5\u6839\u636e\u8981\u6c42\u548c\u9884\u671f\u9a8c\u8bc1\u8f6c\u6362\u3001\u63d0\u53d6\u3002<\/span>
\n ETL \u6d4b\u8bd5\u53ef\u9a8c\u8bc1\u8868\u5173\u7cfb\u8fde\u63a5\u548c\u952e\u662f\u5426\u5728\u8f6c\u6362\u8fc7\u7a0b\u4e2d\u4fdd\u7559\u3002<\/span> <\/p>\n\u6570\u636e\u5e93\u6d4b\u8bd5\u4e2d\u6267\u884c\u7684\u64cd\u4f5c<\/h3>\n\n \u6570\u636e\u5e93\u6d4b\u8bd5\u4fa7\u91cd\u4e8e\u6570\u636e\u7684\u51c6\u786e\u6027\u3001\u6570\u636e\u7684\u6b63\u786e\u6027\u548c\u6709\u6548\u503c\u3002\n <\/div>\n\n \u6570\u636e\u5e93\u6d4b\u8bd5\u6267\u884c\u4ee5\u4e0b\u64cd\u4f5c:\n <\/div>\n \u6570\u636e\u5e93\u6d4b\u8bd5\u4fa7\u91cd\u4e8e\u9a8c\u8bc1\u8868\u4e2d\u5177\u6709\u6709\u6548\u6570\u636e\u503c\u7684\u5217\u3002<\/span>
\n \u4e3a\u4e86\u9a8c\u8bc1\u662f\u5426\u7ef4\u62a4\u4e86\u4e3b\u952e\u6216\u5916\u952e\uff0c\u4f7f\u7528\u4e86\u6570\u636e\u5e93\u6d4b\u8bd5\u3002 <\/span>
\n \u6570\u636e\u5e93\u6d4b\u8bd5\u9a8c\u8bc1\u5217\u4e2d\u662f\u5426\u7f3a\u5c11\u6570\u636e\u3002\u5728\u8fd9\u91cc\uff0c\u6211\u4eec\u68c0\u67e5\u5217\u4e2d\u662f\u5426\u6709\u4efb\u4f55\u5e94\u5177\u6709\u6709\u6548\u503c\u7684\u7a7a\u503c\uff1f<\/span>
\n \u6211\u4eec\u9a8c\u8bc1\u5217\u4e2d\u6570\u636e\u7684\u51c6\u786e\u6027\u3002<\/span> <\/p>\n\n \u4f8b\u5982\uff0c\"\u6708\u4efd\u6570\"\u5217\u7684\u503c\u4e0d\u5e94\u5927\u4e8e 12\u3001\n <\/div>\n\n\n\n\u529f\u80fd<\/td>\n ETL \u6d4b\u8bd5<\/td>\n \u6570\u636e\u5e93\u6d4b\u8bd5<\/td>\n<\/tr>\n \n\u4e3b\u8981\u76ee\u6807<\/td>\n \u9488\u5bf9 BI \u62a5\u544a\u7684\u6570\u636e\u63d0\u53d6\u3001\u8f6c\u6362\u548c\u52a0\u8f7d\u6267\u884c ETL \u6d4b\u8bd5\u3002<\/td>\n \u6267\u884c\u6570\u636e\u5e93\u6d4b\u8bd5\u4ee5\u9a8c\u8bc1\u548c\u96c6\u6210\u6570\u636e\u3002<\/td>\n<\/tr>\n \n\u4e1a\u52a1\u9700\u6c42<\/td>\n \u7528\u4e8e\u4fe1\u606f\u3001\u9884\u6d4b\u548c\u5206\u6790\u62a5\u544a\u7684 ETL \u6d4b\u8bd5\u3002<\/td>\n \u6b64\u6d4b\u8bd5\u7528\u4e8e\u96c6\u6210\u6765\u81ea\u591a\u4e2a\u5e94\u7528\u7a0b\u5e8f\u548c\u670d\u52a1\u5668\u5f71\u54cd\u7684\u6570\u636e\u3002<\/td>\n<\/tr>\n \n\u9002\u7528\u5236\u5ea6<\/td>\n ETL \u6d4b\u8bd5\u5305\u542b\u65e0\u6cd5\u5728\u4e1a\u52a1\u6d41\u7a0b\u73af\u5883\u4e2d\u4f7f\u7528\u7684\u5386\u53f2\u6570\u636e\u3002<\/td>\n ETL \u6d4b\u8bd5\u5305\u542b\u53d1\u751f\u4e1a\u52a1\u6d41\u7684\u4e8b\u52a1\u7cfb\u7edf\u3002<\/td>\n<\/tr>\n \n\u5efa\u6a21<\/td>\n \u91c7\u7528\u591a\u7ef4\u65b9\u6cd5\u3002<\/td>\n \u4f7f\u7528ER\u65b9\u6cd5\u3002<\/td>\n<\/tr>\n \n\u6570\u636e\u5e93\u7c7b\u578b<\/td>\n ETL \u6d4b\u8bd5\u5e94\u7528\u4e8e OLAP \u7cfb\u7edf\u3002<\/td>\n \u6570\u636e\u5e93\u6d4b\u8bd5\u7528\u4e8eOLTP\u7cfb\u7edf\u3002<\/td>\n<\/tr>\n \n\u6570\u636e\u7c7b\u578b<\/td>\n ETL \u4f7f\u7528\u5177\u6709\u66f4\u5c11\u8fde\u63a5\u3001\u66f4\u591a\u7d22\u5f15\u548c\u805a\u5408\u7684\u975e\u89c4\u8303\u5316\u6570\u636e\u3002<\/td>\n \u6570\u636e\u5e93\u4f7f\u7528\u5e26\u6709\u8fde\u63a5\u7684\u89c4\u8303\u5316\u6570\u636e\u3002<\/td>\n<\/tr>\n \n\u5e38\u7528\u5de5\u5177<\/td>\n \u4f7f\u7528\u4e86QuerySurge\u3001Informatica\u7b49\u5de5\u5177\u3002<\/td>\n QTP\u3001Selenium \u5de5\u5177\u7528\u4e8e\u6570\u636e\u5e93\u6d4b\u8bd5\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\nETL \u6027\u80fd\u6d4b\u8bd5<\/h2>\n\n ETL \u6027\u80fd\u6d4b\u8bd5\u7528\u4e8e\u786e\u4fddETL \u7cfb\u7edf\u662f\u5426\u53ef\u4ee5\u5904\u7406\u591a\u4e2a\u7528\u6237\u548c\u4e8b\u52a1\u7684\u9884\u671f\u8d1f\u8f7d\u3002\u6027\u80fd\u6d4b\u8bd5\u6d89\u53ca t \u4e0a\u7684\u670d\u52a1\u5668\u7aef\u5de5\u4f5c\u8d1f\u8f7dETL\u7cfb\u7edf\u3002\n <\/div>\n\u5982\u4f55\u8fdb\u884cETL\u6d4b\u8bd5\u6027\u80fd\uff1f<\/h3>\n\n \u4ee5\u4e0b\u662f\u6d4b\u8bd5ETL\u6d4b\u8bd5\u6027\u80fd\u7684\u6b65\u9aa4:\n <\/div>\n\n \u7b2c 1 \u6b65: \u627e\u5230\u5728\u751f\u4ea7\u4e2d\u8f6c\u6362\u7684\u8d1f\u8f7d\u3002\n <\/div>\n\n \u7b2c 2 \u6b65: \u5c06\u521b\u5efa\u76f8\u540c\u8d1f\u8f7d\u7684\u65b0\u6570\u636e\u6216\u5c06\u5176\u4ece\u751f\u4ea7\u6570\u636e\u79fb\u81f3\u672c\u5730\u670d\u52a1\u5668\u3002\n <\/div>\n\n \u7b2c 3 \u6b65: \u73b0\u5728\uff0c\u6211\u4eec\u5c06\u7981\u7528 ETL\uff0c\u76f4\u5230\u751f\u6210\u6240\u9700\u7684\u4ee3\u7801\u3002\n <\/div>\n\n \u7b2c 4 \u6b65: \u6211\u4eec\u5c06\u4ece\u6570\u636e\u5e93\u8868\u4e2d\u8ba1\u7b97\u6240\u9700\u7684\u6570\u636e\u3002\n <\/div>\n\n \u7b2c 5 \u6b65: \u6211\u4eec\u5c06\u8bb0\u4e0b ETL \u7684\u6700\u540e\u4e00\u6b21\u8fd0\u884c\u5e76\u542f\u7528ETL\u3002\u5b83\u4f1a\u5f97\u5230\u8db3\u591f\u7684\u538b\u529b\u6765\u8f6c\u6362\u521b\u5efa\u5e76\u8fd0\u884c\u5b83\u7684\u6574\u4e2a\u8d1f\u8f7d\u3002\n <\/div>\n\n \u7b2c 6 \u6b65: ETL \u5b8c\u6210\u540e\uff0c\u6211\u4eec\u5c06\u7edf\u8ba1\u521b\u5efa\u7684\u6570\u636e\u3002\n <\/div>\n\n \u5e94\u6ce8\u610f\u7684\u57fa\u672c\u6027\u80fd:\n <\/div>\n \u627e\u51fa\u8f6c\u6362\u8d1f\u8f7d\u6240\u9700\u7684\u603b\u65f6\u95f4<\/span>
\n \u627e\u51fa\u6539\u8fdb\u6216\u4e0b\u964d\u7684\u6027\u80fd\u3002<\/span>
\n \u6211\u4eec\u5c06\u68c0\u67e5\u662f\u5426\u63d0\u53d6\u5e76\u8f6c\u79fb\u4e86\u6574\u4e2a\u9884\u671f\u8d1f\u8f7d\u3002<\/span> <\/p>\nETL \u6d4b\u8bd5\u4e2d\u7684\u6570\u636e\u51c6\u786e\u6027<\/h2>\n\n \u5728ETL \u6d4b\u8bd5\u4e2d\uff0c\u6211\u4eec\u4e13\u6ce8\u4e8e\u6570\u636e\u51c6\u786e\u6027\uff0c\u4ee5\u786e\u4fdd\u6570\u636e\u662f\u5426\u6309\u7167\u6211\u4eec\u7684\u9884\u671f\u51c6\u786e\u52a0\u8f7d\u5230\u76ee\u6807\u7cfb\u7edf\u3002\n <\/div>\n\n \u4ee5\u4e0b\u662f\u6267\u884c\u6570\u636e\u51c6\u786e\u6027\u5e94\u9075\u5faa\u7684\u6b65\u9aa4:\n <\/div>\n\n \u503c\u6bd4\u8f83: \u5728\u503c\u6bd4\u8f83\u4e2d\uff0c\u6211\u4eec\u5c06\u6e90\u7cfb\u7edf\u548c\u76ee\u6807\u7cfb\u7edf\u4e2d\u7684\u6570\u636e\u8fdb\u884c\u6700\u5c0f\u8f6c\u6362\u6216\u4e0d\u8fdb\u884c\u8f6c\u6362\u3002 ETL \u6d4b\u8bd5\u53ef\u4ee5\u901a\u8fc7\u4f7f\u7528\u5404\u79cd ETL \u5de5\u5177\u6765\u5b9e\u73b0\u3002\u4f8b\u5982\uff0cInformatica \u4e2d\u7684 Source Qualifier Transformation\u3002\n <\/div>\n\n Expression Transformation \u4e5f\u53ef\u4ee5\u5728\u6570\u636e\u51c6\u786e\u6027\u6d4b\u8bd5\u4e2d\u6267\u884c\u3002 SQL \u8bed\u53e5\u4e2d\u53ef\u4ee5\u4f7f\u7528\u4e00\u7ec4\u8fd0\u7b97\u7b26\u6765\u68c0\u67e5\u6e90\u7cfb\u7edf\u548c\u76ee\u6807\u7cfb\u7edf\u4e2d\u7684\u6570\u636e\u51c6\u786e\u6027\u3002\n <\/div>\n\n \u68c0\u67e5\u5173\u952e\u6570\u636e\u7684\u5217: \u5173\u952e\u6570\u636e\u5217\u53ef\u4ee5\u901a\u8fc7\u6bd4\u8f83\u6e90\u7cfb\u7edf\u548c\u76ee\u6807\u7cfb\u7edf\u4e2d\u7684\u4e0d\u540c\u503c\u3002\n <\/div>\n\n\nSELECT cust_name, order_id, city, count(*) FROM customer GROUP BY cust_name, order_id, city;\n <\/pre>\n<\/code>\n <\/div>\n
\u6570\u636e\u8f6c\u6362\u4e2d\u7684ETL\u6d4b\u8bd5<\/h2>\n\n \u6267\u884c\u6570\u636e\u8f6c\u6362\u975e\u5e38\u590d\u6742\uff0c\u56e0\u4e3a\u5b83\u65e0\u6cd5\u901a\u8fc7\u7f16\u5199\u5355\u4e2aSQL\u67e5\u8be2\u5e76\u5c06\u8f93\u51fa\u4e0e\u76ee\u6807\u8fdb\u884c\u6bd4\u8f83\u6765\u5b9e\u73b0\u3002\u4e3a\u4e86\u8fdb\u884c\u6570\u636e\u8f6c\u6362\u7684 ETL \u6d4b\u8bd5\uff0c\u6211\u4eec\u5fc5\u987b\u4e3a\u6bcf\u4e00\u884c\u7f16\u5199\u591a\u4e2a SQL \u67e5\u8be2\u6765\u9a8c\u8bc1\u8f6c\u6362\u89c4\u5219\u3002\n <\/div>\n\n \u8981\u5bf9\u6570\u636e\u8f6c\u6362\u8fdb\u884c\u6210\u529f\u7684 ETL \u6d4b\u8bd5\uff0c\u6211\u4eec\u5fc5\u987b\u9009\u62e9\u8db3\u591f\u7684\u548c\u6837\u672c\u6765\u81ea\u6e90\u7cfb\u7edf\u7684\u6570\u636e\u4ee5\u5e94\u7528\u8f6c\u6362\u89c4\u5219\u3002\n <\/div>\n\n \u4e3a\u6570\u636e\u8f6c\u6362\u6267\u884c ETL \u6d4b\u8bd5\u7684\u91cd\u8981\u6b65\u9aa4\u662f:\n <\/div>\n\n \u6b65\u9aa4 1\u3001 \u7b2c\u4e00\u6b65\u662f\u4e3a\u8f93\u5165\u6570\u636e\u548c\u9884\u671f\u7ed3\u679c\u521b\u5efa\u4e00\u4e2a\u573a\u666f\u3002\u73b0\u5728\u6211\u4eec\u5c06\u4e0e\u4e1a\u52a1\u5ba2\u6237\u4e00\u8d77\u9a8c\u8bc1 ETL \u6d4b\u8bd5\u3002 ETL \u6d4b\u8bd5\u662f\u5728\u8bbe\u8ba1\u8fc7\u7a0b\u4e2d\u6536\u96c6\u9700\u6c42\u7684\u6700\u4f73\u65b9\u6cd5\uff0c\u53ef\u4ee5\u7528\u4f5c\u6d4b\u8bd5\u7684\u4e00\u90e8\u5206\u3002\n <\/div>\n\n \u6b65\u9aa4 2\u3001 \u7b2c\u4e8c\u6b65\u662f\u6839\u636e\u4ee5\u4e0b\u5185\u5bb9\u521b\u5efa\u6d4b\u8bd5\u6570\u636e\u573a\u666f\u3002 ETL \u5f00\u53d1\u4eba\u5458\u5c06\u4f7f\u7528\u573a\u666f\u7535\u5b50\u8868\u683c\u5c06\u586b\u5145\u6570\u636e\u96c6\u7684\u6574\u4e2a\u8fc7\u7a0b\u81ea\u52a8\u5316\uff0c\u4ece\u800c\u5b9e\u73b0\u56e0\u60c5\u51b5\u6539\u53d8\u800c\u5177\u6709\u591a\u529f\u80fd\u6027\u548c\u79fb\u52a8\u6027\u3002\n <\/div>\n\n \u6b65\u9aa4 3\u3001 \u5229\u7528\u6570\u636e\u5206\u6790\u548c\u7ed3\u679c\u5c06\u6bd4\u8f83\u6e90\u6570\u636e\u548c\u76ee\u6807\u6570\u636e\u4e4b\u95f4\u6bcf\u4e2a\u5b57\u6bb5\u7684\u503c\u7684\u8303\u56f4\u548c\u63d0\u4ea4\u3002\n <\/div>\n\n \u6b65\u9aa4 4\u3001\u6211\u4eec\u5c06\u9a8c\u8bc1 ETL \u751f\u6210\u5b57\u6bb5\u7684\u51c6\u786e\u5904\u7406\u3002\u4f8b\u5982\uff0c\u4ee3\u7406\u952e\u3002\n <\/div>\n\n \u7b2c 5 \u6b65\u3002\u6211\u4eec\u5c06\u9a8c\u8bc1\u4ed3\u5e93\u4e2d\u4e0e\u6570\u636e\u6a21\u578b\u6216\u8bbe\u8ba1\u4e2d\u6307\u5b9a\u7684\u6570\u636e\u7c7b\u578b\u76f8\u540c\u7684\u6570\u636e\u7c7b\u578b\u3002\n <\/div>\n\n \u6b65\u9aa4 6\u3001 \u5c06\u5728\u6d4b\u8bd5\u53c2\u7167\u5b8c\u6574\u6027\u7684\u8868\u4e4b\u95f4\u521b\u5efa\u6570\u636e\u573a\u666f\u3002\n <\/div>\n\n \u6b65\u9aa4 7\u3001 \u6211\u4eec\u5c06\u9a8c\u8bc1\u7236\u7ea7\u5230\u5b50\u7ea7\n <\/div>\n\n \u7b2c 8 \u6b65\u3002\u6700\u540e\uff0c\u6211\u4eec\u5c06\u6267\u884c\u67e5\u627e\u8f6c\u6362\u3002\u67e5\u627e\u67e5\u8be2\u5e94\u8be5\u662f\u76f4\u63a5\u7684\uff0c\u6ca1\u6709\u4efb\u4f55\u6570\u636e\u6536\u96c6\uff0c\u5e76\u4e14\u671f\u671b\u6839\u636e\u6e90\u8868\u53ea\u8fd4\u56de\u4e00\u4e2a\u503c\u3002\u6211\u4eec\u53ef\u4ee5\u76f4\u63a5\u5728\u6e90\u9650\u5b9a\u7b26\u4e2d\u52a0\u5165\u67e5\u627e\u8868\u3002\u5982\u679c\u4e0d\u662f\u8fd9\u79cd\u60c5\u51b5\uff0c\u6211\u4eec\u5c06\u7f16\u5199\u4e00\u4e2a\u67e5\u8be2\uff0c\u5c06\u67e5\u627e\u8868\u4e0e\u6e90\u4e2d\u7684\u4e3b\u8868\u8fde\u63a5\u8d77\u6765\uff0c\u5e76\u6bd4\u8f83\u76ee\u6807\u4e2d\u76f8\u5e94\u5217\u4e2d\u7684\u6570\u636e\u3002\n <\/div>\nETL \u6d4b\u8bd5\u7528\u4f8b<\/h2>\n\n ETL \u6d4b\u8bd5\u7684\u76ee\u7684\u662f\u786e\u4fdd\u4e1a\u52a1\u8f6c\u578b\u540e\u4ece\u6e90\u5230\u76ee\u7684\u5730\u52a0\u8f7d\u7684\u6570\u636e\u662f\u51c6\u786e\u7684\u3002\n <\/div>\n\n ETL \u6d4b\u8bd5\u9002\u7528\u4e8e\u4fe1\u606f\u7ba1\u7406\u884c\u4e1a\u7684\u4e0d\u540c\u5de5\u5177\u548c\u6570\u636e\u5e93\u3002\n <\/div>\n\n \u5728 ETL \u6d4b\u8bd5\u6027\u80fd\u671f\u95f4\uff0cETL \u6d4b\u8bd5\u4eba\u5458\u59cb\u7ec8\u4f7f\u7528\u4e24\u4e2a\u6587\u6863\u5b83\u4eec\u662f:\n <\/div>\n\n 1. ETL \u6620\u5c04\u8868: ETL \u6620\u5c04\u8868\u5305\u542b\u6e90\u8868\u548c\u76ee\u6807\u8868\u7684\u6240\u6709\u4fe1\u606f\uff0c\u5305\u62ec\u6bcf\u4e00\u5217\u53ca\u5176\u5728\u5f15\u7528\u8868\u4e2d\u7684\u67e5\u627e\u3002 ETL \u6d4b\u8bd5\u4eba\u5458\u9700\u8981\u719f\u6089 SQL \u67e5\u8be2\uff0c\u56e0\u4e3a ETL \u6d4b\u8bd5\u53ef\u80fd\u6d89\u53ca\u7f16\u5199\u5177\u6709\u591a\u4e2a\u8fde\u63a5\u7684\u5927\u67e5\u8be2\uff0c\u4ee5\u5728 ETL \u7684\u4efb\u4f55\u9636\u6bb5\u9a8c\u8bc1\u6570\u636e\u3002 ETL \u6620\u5c04\u8868\u4e3a\u6211\u4eec\u7f16\u5199\u6570\u636e\u9a8c\u8bc1\u67e5\u8be2\u63d0\u4f9b\u4e86\u91cd\u8981\u5e2e\u52a9\u3002\n <\/div>\n\n 2.\u6e90(\u76ee\u6807)\u7684\u6570\u636e\u5e93\u67b6\u6784: \u5e94\u4fdd\u6301\u53ef\u8bbf\u95ee\u4ee5\u9a8c\u8bc1\u6620\u5c04\u8868\u4e2d\u7684\u4efb\u4f55\u7ec6\u8282\u3002\n <\/div>\nETL \u6d4b\u8bd5\u573a\u666f\u548c\u6d4b\u8bd5\u7528\u4f8b: <\/h2>\n
\n\n\nETL \u6d4b\u8bd5\u573a\u666f<\/td>\n ETL \u6d4b\u8bd5\u7528\u4f8b<\/td>\n<\/tr>\n \n\u6620\u5c04\u6587\u6863\u9a8c\u8bc1<\/td>\n \u6211\u4eec\u5c06\u9a8c\u8bc1\u6620\u5c04\u6587\u6863\u662f\u5426\u63d0\u4f9b\u4e86 ETL \u4fe1\u606f\u3002\u65e5\u5fd7\u66f4\u6539\u5e94\u8be5\u5728\u6bcf\u4e2a\u6620\u5c04\u6587\u6863\u4e2d\u7ef4\u62a4\u3002<\/td>\n<\/tr>\n \n\u9a8c\u8bc1<\/td>\n \u6211\u4eec\u5c06\u4f7f\u7528\u76f8\u5e94\u7684\u6620\u5c04\u6587\u6863\u9a8c\u8bc1\u76ee\u6807\u548c\u6e90\u8868\u7ed3\u6784\u3002<\/span> \u6e90\u8868\u548c\u76ee\u6807\u8868\u7684\u6570\u636e\u7c7b\u578b\u5e94\u8be5\u76f8\u540c\u3002<\/span> \u6e90\u548c\u76ee\u6807\u7684\u6570\u636e\u7c7b\u578b\u7684\u957f\u5ea6\u5e94\u8be5\u76f8\u540c\u3002<\/span> \u6211\u4eec\u5c06\u9a8c\u8bc1\u6307\u5b9a\u7684\u6570\u636e\u5b57\u6bb5\u7c7b\u578b\u548c\u683c\u5f0f\u3002<\/span> \u6e90\u6570\u636e\u7c7b\u578b\u7684\u957f\u5ea6\u4e0d\u5e94\u5c0f\u4e8e\u76ee\u6807\u6570\u636e\u7c7b\u578b\u7684\u957f\u5ea6\u3002<\/span> <\/td>\n<\/tr>\n\n\u7ea6\u675f\u9a8c\u8bc1<\/td>\n \u5e94\u8be5\u6309\u7167\u6211\u4eec\u7684\u671f\u671b\u4e3a\u7279\u5b9a\u8868\u5b9a\u4e49\u7ea6\u675f\u3002<\/td>\n<\/tr>\n \n\u6570\u636e\u4e00\u81f4\u6027\u95ee\u9898<\/td>\n \u7279\u5b9a\u5c5e\u6027\u7684\u6570\u636e\u7c7b\u578b\u548c\u957f\u5ea6\u53ef\u80fd\u56e0\u8bed\u4e49\u5b9a\u4e49\u800c\u5728\u6587\u4ef6\u6216\u8868\u683c\u4e2d\u6709\u6240\u4e0d\u540c\u3002<\/span> \u6ee5\u7528\u5b8c\u6574\u6027\u7ea6\u675f\u3002<\/span> <\/td>\n<\/tr>\n\n\u5b8c\u6574\u6027\u95ee\u9898<\/td>\n \u5728\u8fd9\u91cc\uff0c\u6211\u4eec\u5fc5\u987b\u786e\u4fdd\u6240\u6709\u9884\u671f\u6570\u636e\u90fd\u52a0\u8f7d\u5230\u76ee\u6807\u8868\u4e2d\u3002<\/span> \u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u5c06\u6bd4\u8f83\u6e90\u548c\u76ee\u6807\u4e4b\u95f4\u7684\u8bb0\u5f55\u8ba1\u6570\u3002<\/span> \u6211\u4eec\u5c06\u68c0\u67e5\u88ab\u62d2\u7edd\u7684\u8bb0\u5f55\u3002<\/span> \u4e0d\u5e94\u5728\u622a\u65ad\u8868\u7684\u5217\u4e2d\u622a\u65ad\u6570\u636e\u3002<\/span> \u5c06\u68c0\u67e5\u8fb9\u754c\u503c\u5206\u6790\u3002<\/span> \u6211\u4eec\u5c06\u6bd4\u8f83\u4ed3\u5e93\u4e2d\u52a0\u8f7d\u7684\u6570\u636e\u548c\u6e90\u6570\u636e\u4e4b\u95f4\u5173\u952e\u5b57\u6bb5\u7684\u552f\u4e00\u503c\u3002<\/span> <\/td>\n<\/tr>\n\n\u6b63\u786e\u6027\u95ee\u9898<\/td>\n \u6b64\u573a\u666f\u7528\u4e8e\u66f4\u6b63\u62fc\u5199\u9519\u8bef\u6216\u8bb0\u5f55\u4e0d\u51c6\u786e\u7684\u6570\u636e\u3002<\/span> \u7ea0\u6b63\u6570\u636e\uff0c\u5373 null\u3001\u975e\u552f\u4e00\u548c\u8d85\u51fa\u8303\u56f4\u3002<\/span> <\/td>\n<\/tr>\n\n\u8f6c\u578b<\/td>\n \u6b64\u573a\u666f\u7528\u4e8e\u68c0\u67e5\u8f6c\u6362\u3002<\/span> <\/td>\n<\/tr>\n\n\u6570\u636e\u8d28\u91cf<\/td>\n \u6b64\u573a\u666f\u7528\u4e8e\u68c0\u67e5\u53f7\u7801\u5e76\u5bf9\u5176\u8fdb\u884c\u9a8c\u8bc1\u3002<\/span> \u6570\u636e\u68c0\u67e5: \u6b64\u573a\u666f\u5c06\u9075\u5faa\u65e5\u671f\u683c\u5f0f\uff0c\u5e76\u4e14\u6240\u6709\u8bb0\u5f55\u90fd\u5e94\u76f8\u540c\u3002<\/span> \u7cbe\u5ea6\u68c0\u67e5<\/span> \u6570\u636e\u68c0\u67e5<\/span> \u7a7a\u68c0\u67e5<\/span> <\/td>\n<\/tr>\n\n\u7a7a\u9a8c\u8bc1<\/td>\n \u6b64\u65b9\u6848\u5c06\u9a8c\u8bc1\u7a7a\u503c\uff0c\u5176\u4e2d\u4e3a\u7279\u5b9a\u5217\u6307\u5b9a\u4e86\"\u975e\u7a7a\"\u503c\u3002<\/span> <\/td>\n<\/tr>\n\n\u91cd\u590d\u68c0\u67e5<\/td>\n \u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u6211\u4eec\u5c06\u68c0\u67e5\u552f\u4e00\u952e\u3001\u4e3b\u952e\u548c\u4efb\u4f55\u5176\u4ed6\u5217\u7684\u9a8c\u8bc1\u662f\u5426\u5e94\u8be5\u662f\u552f\u4e00\u7684\uff0c\u6839\u636e\u4e1a\u52a1\u8981\u6c42\uff0c\u6709\u4efb\u4f55\u91cd\u590d\u7684\u884c\u3002<\/span> \u6211\u4eec\u5c06\u68c0\u67e5\u4ece\u591a\u4e2a\u5217\u6e90\u4e2d\u63d0\u53d6\u7684\u4efb\u4f55\u5217\u4e2d\u662f\u5426\u5b58\u5728\u4efb\u4f55\u91cd\u590d\u503c\uff0c\u5e76\u5c06\u5b83\u4eec\u5408\u5e76\u4e3a\u4e00\u5217\u3002<\/span> \u6839\u636e\u5ba2\u6237\u8981\u6c42\uff0c\u6211\u4eec\u9700\u8981\u786e\u4fdd\u6ca1\u6709\u91cd\u590ds\u5728\u591a\u5217\u7684\u7ec4\u5408\u4e2d\uff0c\u4ec5\u5305\u542b\u76ee\u6807\u3002<\/span> <\/td>\n<\/tr>\n\n\u65e5\u671f\u9a8c\u8bc1<\/td>\n \u65e5\u671f\u503c\u6b63\u5728\u4f7f\u7528\u8bb8\u591a\u5f00\u53d1\u9886\u57df\u6765\u4e86\u89e3\u884c\u521b\u5efa\u65e5\u671f\u3002<\/span> \u6839\u636e ETL \u5f00\u53d1\u89d2\u5ea6\u8bc6\u522b\u73b0\u6709\u8bb0\u5f55\u3002<\/span> \u6709\u65f6\u4f1a\u5728\u65e5\u671f\u503c\u4e0a\u751f\u6210\u66f4\u65b0\u548c\u63d2\u5165\u5185\u5bb9\u3002<\/span> <\/td>\n<\/tr>\n\n\u6570\u636e\u6e05\u6d01<\/td>\n \u5728\u52a0\u8f7d\u5230\u6682\u5b58\u533a\u4e4b\u524d\uff0c\u5e94\u5220\u9664\u4e0d\u5fc5\u8981\u7684\u5217\u3002<\/span> <\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
\n
\n <\/p>\n
\n\n\nETL \u9519\u8bef\u7684\u7c7b\u578b<\/td>\n \u8bf4\u660e<\/td>\n<\/tr>\n \n\u7528\u6237\u754c\u9762\u9519\u8bef<\/td>\n \u8fd9\u4e9b\u9519\u8bef\u4e0e\u5e94\u7528\u7a0b\u5e8f\u7684\u56fe\u5f62\u7528\u6237\u754c\u9762\u6709\u5173\uff0c\u4f8b\u5982\u989c\u8272\u3001\u5b57\u4f53\u6837\u5f0f\u3001\u5bfc\u822a\u3001\u62fc\u5199\u68c0\u67e5\u7b49\u3002<\/td>\n<\/tr>\n \n\u8f93\u5165\u8f93\u51fa\u9519\u8bef<\/td>\n \u5728\u8fd9\u79cd\u7c7b\u578b\u7684\u9519\u8bef\u4e2d\uff0c\u5e94\u7528\u7a0b\u5e8f\u5f00\u59cb\u53d6\u65e0\u6548\u503c\uff0c\u6709\u6548\u503c\u88ab\u62d2\u7edd\u3002<\/td>\n<\/tr>\n \n\u8fb9\u754c\u503c\u5206\u6790\u9519\u8bef<\/td>\n \u8fd9\u4e9b\u9519\u8bef\u68c0\u67e5\u6700\u5c0f\u503c\u548c\u6700\u5927\u503c\u3002<\/td>\n<\/tr>\n \n\u8ba1\u7b97\u9519\u8bef<\/td>\n \u8ba1\u7b97\u9519\u8bef\u663e\u793a\u6570\u5b66\u9519\u8bef\uff0c\u5927\u591a\u6570\u65f6\u5019\u6700\u7ec8\u8f93\u51fa\u662f\u9519\u8bef\u7684\u3002<\/td>\n<\/tr>\n \n\u52a0\u8f7d\u6761\u4ef6\u9519\u8bef<\/td>\n \u8fd9\u4e9b\u7c7b\u578b\u7684\u9519\u8bef\u4e0d\u5141\u8bb8\u591a\u4e2a\u7528\u6237\u3002\u5b83\u4e0d\u5141\u8bb8\u7528\u6237\u63a5\u53d7\u7684\u6570\u636e\u3002<\/td>\n<\/tr>\n \n\u6bd4\u8d5b\u6761\u4ef6\u9519\u8bef<\/td>\n \u5728\u6b64\u7c7b\u9519\u8bef\u4e2d\uff0c\u7cfb\u7edf\u5c06\u65e0\u6cd5\u6b63\u5e38\u8fd0\u884c\u3002\u5b83\u5f00\u59cb\u5d29\u6e83\u6216\u6302\u8d77\u3002<\/td>\n<\/tr>\n \n\u7b49\u4ef7\u7c7b\u5206\u533a\u9519\u8bef<\/td>\n \u6b64\u7c7b\u9519\u8bef\u5bfc\u81f4\u65e0\u6548\u6216\u65e0\u6548\u7c7b\u578b\u3002<\/td>\n<\/tr>\n \n\u7248\u672c\u63a7\u5236\u9519\u8bef<\/td>\n \u8fd9\u4e9b\u7c7b\u578b\u7684\u9519\u8bef\u901a\u5e38\u53d1\u751f\u5728\u56de\u5f52\u6d4b\u8bd5\u4e2d\uff0c\u5e76\u4e14\u4e0d\u4f1a\u63d0\u4f9b\u4efb\u4f55\u7248\u672c\u4fe1\u606f\u3002<\/td>\n<\/tr>\n \n\u786c\u4ef6\u9519\u8bef<\/td>\n \u5728\u8fd9\u79cd\u7c7b\u578b\u7684\u9519\u8bef\u4e2d\uff0c\u8bbe\u5907\u4e0d\u4f1a\u6309\u9884\u671f\u54cd\u5e94\u5e94\u7528\u7a0b\u5e8f\u3002<\/td>\n<\/tr>\n \n\u5e2e\u52a9\u6765\u6e90\u9519\u8bef<\/td>\n \u8fd9\u4e2abug\u4f1a\u5bfc\u81f4\u5e2e\u52a9\u6587\u6863\u4e2d\u7684\u9519\u8bef\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\nETL\u6d4b\u8bd5\u5458\u804c\u8d23<\/h2>\n\n ETL\u6d4b\u8bd5\u5458\u8d1f\u8d23\u9a8c\u8bc1\u6570\u636e\u6e90\uff0c\u5e94\u7528\u8f6c\u6362\u903b\u8f91\uff0c\u52a0\u8f7d\u76ee\u6807\u8868\u4e2d\u7684\u6570\u636e\uff0c\u63d0\u53d6\u6570\u636e\u3002\n <\/div>\n\n ETL\u6d4b\u8bd5\u5458\u7684\u804c\u8d23\u662f:\n <\/div>\n\n \u9a8c\u8bc1\u6e90\u7cfb\u7edf\u4e2d\u7684\u8868\u3002\u5b83\u6d89\u53ca\u5230\u4ee5\u4e0b\u51e0\u7c7b\u64cd\u4f5c:\n <\/div>\n \u8ba1\u6570\u68c0\u67e5<\/span>
\n \u6570\u636e\u7c7b\u578b\u68c0\u67e5<\/span>
\n \u5c06\u8bb0\u5f55\u4e0e\u6e90\u6570\u636e\u6838\u5bf9<\/span>
\n \u786e\u4fdd\u6ca1\u6709\u52a0\u8f7d\u5783\u573e\u90ae\u4ef6\u6570\u636e<\/span>
\n \u5220\u9664\u91cd\u590d\u6570\u636e<\/span>
\n \u68c0\u67e5\u6240\u6709\u94a5\u5319\u662f\u5426\u5230\u4f4d<\/span> <\/p>\n\n \u5e94\u7528\u8f6c\u6362\u903b\u8f91\n <\/div>\n\n \u5728\u52a0\u8f7d\u6570\u636e\u4e4b\u524d\u5e94\u7528\u8f6c\u6362\u903b\u8f91\u3002\u5b83\u6d89\u53ca\u4ee5\u4e0b\u64cd\u4f5c:\n <\/div>\n \u5728\u68c0\u67e5\u8ba1\u6570\u8bb0\u5f55\u4e4b\u524d\u548c\u4e4b\u540e\u5e94\u7528\u8f6c\u6362\u903b\u8f91\u3002<\/span>
\n \u9a8c\u8bc1\u4ece\u6682\u5b58\u533a\u5230\u4e2d\u95f4\u8868\u7684\u6570\u636e\u6d41\u3002<\/span>
\n \u68c0\u67e5\u6570\u636e\u9608\u503c\u9a8c\u8bc1\uff1b\u4f8b\u5982\uff0c\u5e74\u9f84\u503c\u4e0d\u5e94\u8d85\u8fc7 100\u3002<\/span>
\n \u68c0\u67e5\u4ee3\u7406\u952e<\/span> <\/p>\n\n \u6570\u636e\u52a0\u8f7d\n <\/div>\n\n \u6570\u636e\u4ece\u6682\u5b58\u533a\u52a0\u8f7d\u5230\u76ee\u6807\u7cfb\u7edf\u3002\u5b83\u6d89\u53ca\u4ee5\u4e0b\u64cd\u4f5c:\n <\/div>\n\n \u6211\u4eec\u5c06\u68c0\u67e5\u662f\u5426\u5728\u4e8b\u5b9e\u8868\u4e2d\u52a0\u8f7d\u4e86\u805a\u5408\u503c\u548c\u8ba1\u7b97\u5ea6\u91cf\u3002\n <\/div>\n \u5728\u52a0\u8f7d\u6570\u636e\u671f\u95f4\uff0c\u6211\u4eec\u5c06\u6839\u636e\u76ee\u6807\u8868\u68c0\u67e5\u5efa\u6a21\u89c6\u56fe\u3002 <\/span>
\n \u6211\u4eec\u5c06\u68c0\u67e5 CDC \u662f\u5426\u5df2\u5e94\u7528\u4e8e\u589e\u91cf\u52a0\u8f7d\u8868\u3002<\/span>
\n \u68c0\u67e5\u6570\u636e\u7ef4\u5ea6\u8868\u5e76\u67e5\u770b\u8be5\u8868\u7684\u5386\u53f2\u8bb0\u5f55\u3002<\/span>
\n \u6839\u636e\u9884\u671f\u7ed3\u679c\u68c0\u67e5\u57fa\u4e8e\u52a0\u8f7d\u7684\u4e8b\u5b9e\u548c\u7ef4\u5ea6\u8868\u7684 BI \u62a5\u544a\u3002<\/span> <\/p>\nETL \u5de5\u5177\u7684\u6d4b\u8bd5<\/h2>\n\n ETL \u6d4b\u8bd5\u4eba\u5458\u4e5f\u9700\u8981\u6d4b\u8bd5\u6d4b\u8bd5\u7528\u4f8b\u548c\u5de5\u5177\u3002\u5b83\u6d89\u53ca\u4ee5\u4e0b\u64cd\u4f5c:\n <\/div>\n \u6d4b\u8bd5 ETL \u5de5\u5177\u53ca\u5176\u529f\u80fd<\/span>
\n \u6d4b\u8bd5 ETL \u6570\u636e\u4ed3\u5e93\u7cfb\u7edf<\/span>
\n \u521b\u5efa\u3001\u8bbe\u8ba1\u548c\u6267\u884c\u6d4b\u8bd5\u7528\u4f8b\u548c\u6d4b\u8bd5\u8ba1\u5212<\/span>
\n \u6d4b\u8bd5\u5e73\u9762\u6587\u4ef6\u6570\u636e\u4f20\u8f93<\/span> <\/p>\nETL\u6d4b\u8bd5\u7684\u4f18\u70b9<\/h2>\n\n ETL\u6d4b\u8bd5\u7684\u597d\u5904\u5982\u4e0b:\n <\/div>\n ETL \u6d4b\u8bd5\u53ef\u4ee5\u540c\u65f6\u4ece\u4efb\u4f55\u6570\u636e\u6e90\u63d0\u53d6\u6216\u63a5\u6536\u6570\u636e\u3002<\/span>
\n ETL \u53ef\u4ee5\u5c06\u6765\u81ea\u5f02\u6784\u6e90\u7684\u6570\u636e\u540c\u65f6\u52a0\u8f7d\u5230\u5355\u4e2a\u5e7f\u4e49(\u9891\u7e41)\\\u4e0d\u540c\u7684\u76ee\u6807\u3002<\/span>
\n ETL \u53ef\u4ee5\u540c\u65f6\u52a0\u8f7d\u4e0d\u540c\u7c7b\u578b\u7684\u76ee\u6807\u3002<\/span>
\n ETL \u80fd\u591f\u4ece\u5404\u79cd\u6765\u6e90\u63d0\u53d6\u6240\u9700\u7684\u4e1a\u52a1\u6570\u636e\uff0c\u5e76\u4e14\u53ef\u4ee5\u6839\u636e\u9700\u8981\u5c06\u4e1a\u52a1\u6570\u636e\u4ee5\u6240\u9700\u683c\u5f0f\u52a0\u8f7d\u5230\u4e0d\u540c\u7684\u76ee\u6807\u4e2d\u3002<\/span>
\n ETL \u53ef\u4ee5\u6839\u636e\u4e1a\u52a1\u8fdb\u884c\u4efb\u4f55\u6570\u636e\u8f6c\u6362\u3002<\/span> <\/p>\nETL\u6d4b\u8bd5\u7684\u7f3a\u70b9<\/h2>\n\n ETL\u6d4b\u8bd5\u7684\u7f3a\u70b9\u5982\u4e0b:\n <\/div>\n ETL \u6d4b\u8bd5\u7684\u4e3b\u8981\u7f3a\u70b9\u4e4b\u4e00\u662f\u6211\u4eec\u5fc5\u987b\u662f\u9762\u5411\u6570\u636e\u7684\u5f00\u53d1\u4eba\u5458\u6216\u6570\u636e\u5e93\u5206\u6790\u5e08\u624d\u80fd\u4f7f\u7528\u5b83\u3002<\/span>
\n \u5f53\u6211\u4eec\u9700\u8981\u5feb\u901f\u54cd\u5e94\u65f6\uff0c\u5b83\u4e0d\u9002\u5408\u5b9e\u65f6\u6216\u6309\u9700\u8bbf\u95ee\u3002 <\/span>
\n ETL \u6d4b\u8bd5\u9700\u8981\u51e0\u4e2a\u6708\u7684\u65f6\u95f4\u624d\u80fd\u5728\u4efb\u4f55\u5730\u65b9\u8fdb\u884c\u3002<\/span>
\n \u5728\u4e0d\u65ad\u53d8\u5316\u7684\u9700\u6c42\u4e2d\u4fdd\u6301\u6570\u636e\u5177\u6709\u6311\u6218\u6027\u3002<\/span> <\/p>\n\n heading:\n <\/div>\n\n ETL \u6d4b\u8bd5\u4eba\u5458\u4e5f\u9700\u8981\u6d4b\u8bd5\u6d4b\u8bd5\u7528\u4f8b\u548c\u5de5\u5177\u3002\u5b83\u6d89\u53ca\u4ee5\u4e0b\u64cd\u4f5c:\n <\/div>\n \u6d4b\u8bd5 ETL \u5de5\u5177\u53ca\u5176\u529f\u80fd<\/span>
\n \u6d4b\u8bd5 ETL \u6570\u636e\u4ed3\u5e93\u7cfb\u7edf<\/span>
\n \u521b\u5efa\u3001\u8bbe\u8ba1\u548c\u6267\u884c\u6d4b\u8bd5\u7528\u4f8b\u548c\u6d4b\u8bd5\u8ba1\u5212<\/span>
\n \u6d4b\u8bd5\u5e73\u9762\u6587\u4ef6\u6570\u636e\u4f20\u8f93<\/span> <\/p>\nETL \u6d4b\u8bd5\u7684\u672a\u6765\u8303\u56f4<\/h2>\n\n ETL \u6d4b\u8bd5\u7684\u8303\u56f4\u975e\u5e38\u5e7f\u9614\u3002 Informatica PowerCenter\u3001Oracle Data Integrator\u3001Microsoft SQL \u670d\u52a1\u5668\u96c6\u6210\u670d\u52a1\u3001SAS\u3001IBM \u4fe1\u606f\u9886\u57df\u4fe1\u606f\u670d\u52a1\u5668\u7b49ETL\u5de5\u5177\u90fd\u56e0\u5176\u9700\u6c42\u800c\u5728\u884c\u4e1a\u4e2d\u6709\u7740\u5de8\u5927\u7684\u9700\u6c42\u3002\u672a\u6765 ETL \u6d4b\u8bd5\u7684\u8303\u56f4\u5c06\u4f1a\u6269\u5927\u3002\n <\/div>\n\u7ed3\u8bba<\/h2>\n\n ETL \u6d4b\u8bd5\u662f\u4e00\u79cd\u4e1a\u52a1\u6d4b\u8bd5\uff0c\u5176\u4e2d\u5f00\u53d1\u4eba\u5458\u3001\u4e1a\u52a1\u5206\u6790\u5e08\u3001\u6700\u7ec8\u7528\u6237\u3001\u548c DBA \u90fd\u53c2\u4e0e\u5176\u4e2d\u3002 ETL \u6d4b\u8bd5\u9700\u8981SDLC \u548cETL \u7b56\u7565 \u7684\u77e5\u8bc6\uff0c\u5e76\u4e14\u6d4b\u8bd5\u4eba\u5458\u5e94\u8be5\u77e5\u9053\u5982\u4f55\u7f16\u5199SQL \u67e5\u8be2\u3002\u8bb8\u591a\u4f01\u4e1a\u8ba4\u4e3a ETL \u662f\u4e00\u9879\u6311\u6218\uff0c\u4f46\u4e8b\u5b9e\u662f\u5b83\u5bf9\u4f01\u4e1a\u6709\u5229\u3002\u4fdd\u62a4\u6570\u636e\u4e0d\u4e22\u5931\u662f\u5fc5\u4e0d\u53ef\u5c11\u7684\uff0c\u5e76\u4e14\u9700\u8981\u66f4\u65b0\u6570\u636e\u4ee5\u6ee1\u8db3\u5e02\u573a\u7684\u8981\u6c42\u3002\n <\/div>\n <\/body>
\n<\/html><\/p>\n","protected":false},"excerpt":{"rendered":"ETL \u6d4b\u8bd5zh-cn","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[159],"tags":[],"class_list":["post-1879","post","type-post","status-publish","format-standard","hentry","category-etljc"],"_links":{"self":[{"href":"https:\/\/bianchenghao6.com\/wp-json\/wp\/v2\/posts\/1879"}],"collection":[{"href":"https:\/\/bianchenghao6.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/bianchenghao6.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/bianchenghao6.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/bianchenghao6.com\/wp-json\/wp\/v2\/comments?post=1879"}],"version-history":[{"count":0,"href":"https:\/\/bianchenghao6.com\/wp-json\/wp\/v2\/posts\/1879\/revisions"}],"wp:attachment":[{"href":"https:\/\/bianchenghao6.com\/wp-json\/wp\/v2\/media?parent=1879"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/bianchenghao6.com\/wp-json\/wp\/v2\/categories?post=1879"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/bianchenghao6.com\/wp-json\/wp\/v2\/tags?post=1879"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
<\/p>\n
ETL \u6d4b\u8bd5\u786e\u5b9a\u6570\u636e\u6e90\u548c\u8981\u6c42\u3002<\/span> \u4e1a\u52a1\u5206\u6790\u5e08: \u4e1a\u52a1\u5206\u6790\u5e08\u6536\u96c6\u5e76\u8bb0\u5f55\u8981\u6c42\u3002<\/span> \u8bbe\u8ba1\u548c\u9a8c\u8bc1\u6d4b\u8bd5<\/span> \u4e86\u89e3\u6570\u636e\uff0c\u7528\u4e8e\u62a5\u544a<\/span> \u9a8c\u8bc1\u4ece\u6e90\u7cfb\u7edf\u5230\u76ee\u6807\u7cfb\u7edf\u7684\u6570\u636e\u79fb\u52a8\u3002<\/span> \u6570\u636e\u5e93\u6d4b\u8bd5\u4fa7\u91cd\u4e8e\u9a8c\u8bc1\u8868\u4e2d\u5177\u6709\u6709\u6548\u6570\u636e\u503c\u7684\u5217\u3002<\/span> \u627e\u51fa\u8f6c\u6362\u8d1f\u8f7d\u6240\u9700\u7684\u603b\u65f6\u95f4<\/span> <\/code>\n <\/div>\n \u8ba1\u6570\u68c0\u67e5<\/span> \u5728\u68c0\u67e5\u8ba1\u6570\u8bb0\u5f55\u4e4b\u524d\u548c\u4e4b\u540e\u5e94\u7528\u8f6c\u6362\u903b\u8f91\u3002<\/span> \u5728\u52a0\u8f7d\u6570\u636e\u671f\u95f4\uff0c\u6211\u4eec\u5c06\u6839\u636e\u76ee\u6807\u8868\u68c0\u67e5\u5efa\u6a21\u89c6\u56fe\u3002 <\/span> \u6d4b\u8bd5 ETL \u5de5\u5177\u53ca\u5176\u529f\u80fd<\/span> ETL \u6d4b\u8bd5\u53ef\u4ee5\u540c\u65f6\u4ece\u4efb\u4f55\u6570\u636e\u6e90\u63d0\u53d6\u6216\u63a5\u6536\u6570\u636e\u3002<\/span> ETL \u6d4b\u8bd5\u7684\u4e3b\u8981\u7f3a\u70b9\u4e4b\u4e00\u662f\u6211\u4eec\u5fc5\u987b\u662f\u9762\u5411\u6570\u636e\u7684\u5f00\u53d1\u4eba\u5458\u6216\u6570\u636e\u5e93\u5206\u6790\u5e08\u624d\u80fd\u4f7f\u7528\u5b83\u3002<\/span> \u6d4b\u8bd5 ETL \u5de5\u5177\u53ca\u5176\u529f\u80fd<\/span> <\/body>
\n \u6570\u636e\u6062\u590d<\/span>
\n \u5b9e\u65bd\u7ef4\u5ea6\u5efa\u6a21\u548c\u4e1a\u52a1\u903b\u8f91\u3002<\/span>
\n \u6784\u5efa\u548c\u586b\u5145\u6570\u636e<\/span>
\n \u6784\u5efa\u62a5\u544a<\/span> <\/p>\nETL\u6d4b\u8bd5\u7684\u7c7b\u578b<\/h2>\n
\n \u57fa\u7840\u8bbe\u65bd\u4eba\u5458: \u8fd9\u4e9b\u4eba\u5458\u8bbe\u7f6e\u4e86\u6d4b\u8bd5\u73af\u5883\u3002 <\/span>
\n QA \u6d4b\u8bd5\u4eba\u5458: QA \u6d4b\u8bd5\u4eba\u5458\u5236\u5b9a\u6d4b\u8bd5\u8ba1\u5212\u548c\u6d4b\u8bd5\u811a\u672c\uff0c\u7136\u540e\u6267\u884c\u8fd9\u4e9b\u6d4b\u8bd5\u8ba1\u5212\u548c\u811a\u672c\u3002<\/span>
\n \u5f00\u53d1\u4eba\u5458: \u5f00\u53d1\u4eba\u5458\u4e3a\u6bcf\u4e2a\u6a21\u5757\u6267\u884c\u5355\u5143\u6d4b\u8bd5\u3002<\/span>
\n \u6570\u636e\u5e93\u7ba1\u7406\u5458: \u6570\u636e\u5e93\u7ba1\u7406\u5458\u6d4b\u8bd5\u6027\u80fd\u548c\u538b\u529b\u3002<\/span>
\n \u7528\u6237: \u7528\u6237\u8fdb\u884c\u529f\u80fd\u6d4b\u8bd5\uff0c\u5176\u4e2d\u5305\u62ec UAT(\u7528\u6237\u9a8c\u6536\u6d4b\u8bd5)\u3002<\/span> <\/p>\n
\n \u8bbe\u7f6e\u6d4b\u8bd5\u73af\u5883<\/span>
\n \u6267\u884c\u9a8c\u8bc1\u6d4b\u8bd5<\/span>
\n \u62a5\u544a\u9519\u8bef<\/span> <\/p>\nETL \u6d4b\u8bd5\u4e2d\u6267\u884c\u7684\u4efb\u52a1<\/h2>\n
\n \u6570\u636e\u6a21\u578b\u5ba1\u67e5<\/span>
\n \u6e90\u5230\u76ee\u6807\u7684\u6620\u5c04<\/span>
\n \u68c0\u67e5\u6e90\u6570\u636e\u4e2d\u7684\u6570\u636e<\/span>
\n \u9a8c\u8bc1\u5305\u548c\u67b6\u6784<\/span>
\n \u5728\u76ee\u6807\u7cfb\u7edf\u4e2d\uff0c\u5e94\u8fdb\u884c\u6570\u636e\u9a8c\u8bc1<\/span>
\n \u805a\u5408\u89c4\u5219\u9a8c\u8bc1\u548c\u6570\u636e\u8f6c\u6362\u8ba1\u7b97<\/span>
\n \u76ee\u6807\u7cfb\u7edf\u4e0e\u6570\u636e\u6e90\u7684\u6570\u636e\u5bf9\u6bd4<\/span>
\n \u5bf9\u4e8e\u76ee\u6807\u7cfb\u7edf\uff0c\u5e94\u68c0\u67e5\u8d28\u91cf\u548c\u6570\u636e\u5b8c\u6574\u6027\u3002<\/span>
\n \u6570\u636e\u6027\u80fd\u6d4b\u8bd5\u3002<\/span> <\/p>\nETL \u548c\u6570\u636e\u5e93\u6d4b\u8bd5\u7684\u533a\u522b<\/h2>\n
ETL \u6d4b\u8bd5\u4e2d\u6267\u884c\u7684\u64cd\u4f5c<\/h3>\n
\n \u6e90\u7cfb\u7edf\u548c\u76ee\u6807\u7cfb\u7edf\u4e2d\u7684\u6570\u636e\u8ba1\u6570\u9a8c\u8bc1\u3002<\/span>
\n ETL \u6d4b\u8bd5\u6839\u636e\u8981\u6c42\u548c\u9884\u671f\u9a8c\u8bc1\u8f6c\u6362\u3001\u63d0\u53d6\u3002<\/span>
\n ETL \u6d4b\u8bd5\u53ef\u9a8c\u8bc1\u8868\u5173\u7cfb\u8fde\u63a5\u548c\u952e\u662f\u5426\u5728\u8f6c\u6362\u8fc7\u7a0b\u4e2d\u4fdd\u7559\u3002<\/span> <\/p>\n\u6570\u636e\u5e93\u6d4b\u8bd5\u4e2d\u6267\u884c\u7684\u64cd\u4f5c<\/h3>\n
\n \u4e3a\u4e86\u9a8c\u8bc1\u662f\u5426\u7ef4\u62a4\u4e86\u4e3b\u952e\u6216\u5916\u952e\uff0c\u4f7f\u7528\u4e86\u6570\u636e\u5e93\u6d4b\u8bd5\u3002 <\/span>
\n \u6570\u636e\u5e93\u6d4b\u8bd5\u9a8c\u8bc1\u5217\u4e2d\u662f\u5426\u7f3a\u5c11\u6570\u636e\u3002\u5728\u8fd9\u91cc\uff0c\u6211\u4eec\u68c0\u67e5\u5217\u4e2d\u662f\u5426\u6709\u4efb\u4f55\u5e94\u5177\u6709\u6709\u6548\u503c\u7684\u7a7a\u503c\uff1f<\/span>
\n \u6211\u4eec\u9a8c\u8bc1\u5217\u4e2d\u6570\u636e\u7684\u51c6\u786e\u6027\u3002<\/span> <\/p>\n\n\n
\n \u529f\u80fd<\/td>\n ETL \u6d4b\u8bd5<\/td>\n \u6570\u636e\u5e93\u6d4b\u8bd5<\/td>\n<\/tr>\n \n \u4e3b\u8981\u76ee\u6807<\/td>\n \u9488\u5bf9 BI \u62a5\u544a\u7684\u6570\u636e\u63d0\u53d6\u3001\u8f6c\u6362\u548c\u52a0\u8f7d\u6267\u884c ETL \u6d4b\u8bd5\u3002<\/td>\n \u6267\u884c\u6570\u636e\u5e93\u6d4b\u8bd5\u4ee5\u9a8c\u8bc1\u548c\u96c6\u6210\u6570\u636e\u3002<\/td>\n<\/tr>\n \n \u4e1a\u52a1\u9700\u6c42<\/td>\n \u7528\u4e8e\u4fe1\u606f\u3001\u9884\u6d4b\u548c\u5206\u6790\u62a5\u544a\u7684 ETL \u6d4b\u8bd5\u3002<\/td>\n \u6b64\u6d4b\u8bd5\u7528\u4e8e\u96c6\u6210\u6765\u81ea\u591a\u4e2a\u5e94\u7528\u7a0b\u5e8f\u548c\u670d\u52a1\u5668\u5f71\u54cd\u7684\u6570\u636e\u3002<\/td>\n<\/tr>\n \n \u9002\u7528\u5236\u5ea6<\/td>\n ETL \u6d4b\u8bd5\u5305\u542b\u65e0\u6cd5\u5728\u4e1a\u52a1\u6d41\u7a0b\u73af\u5883\u4e2d\u4f7f\u7528\u7684\u5386\u53f2\u6570\u636e\u3002<\/td>\n ETL \u6d4b\u8bd5\u5305\u542b\u53d1\u751f\u4e1a\u52a1\u6d41\u7684\u4e8b\u52a1\u7cfb\u7edf\u3002<\/td>\n<\/tr>\n \n \u5efa\u6a21<\/td>\n \u91c7\u7528\u591a\u7ef4\u65b9\u6cd5\u3002<\/td>\n \u4f7f\u7528ER\u65b9\u6cd5\u3002<\/td>\n<\/tr>\n \n \u6570\u636e\u5e93\u7c7b\u578b<\/td>\n ETL \u6d4b\u8bd5\u5e94\u7528\u4e8e OLAP \u7cfb\u7edf\u3002<\/td>\n \u6570\u636e\u5e93\u6d4b\u8bd5\u7528\u4e8eOLTP\u7cfb\u7edf\u3002<\/td>\n<\/tr>\n \n \u6570\u636e\u7c7b\u578b<\/td>\n ETL \u4f7f\u7528\u5177\u6709\u66f4\u5c11\u8fde\u63a5\u3001\u66f4\u591a\u7d22\u5f15\u548c\u805a\u5408\u7684\u975e\u89c4\u8303\u5316\u6570\u636e\u3002<\/td>\n \u6570\u636e\u5e93\u4f7f\u7528\u5e26\u6709\u8fde\u63a5\u7684\u89c4\u8303\u5316\u6570\u636e\u3002<\/td>\n<\/tr>\n \n \u5e38\u7528\u5de5\u5177<\/td>\n \u4f7f\u7528\u4e86QuerySurge\u3001Informatica\u7b49\u5de5\u5177\u3002<\/td>\n QTP\u3001Selenium \u5de5\u5177\u7528\u4e8e\u6570\u636e\u5e93\u6d4b\u8bd5\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n ETL \u6027\u80fd\u6d4b\u8bd5<\/h2>\n
\u5982\u4f55\u8fdb\u884cETL\u6d4b\u8bd5\u6027\u80fd\uff1f<\/h3>\n
\n \u627e\u51fa\u6539\u8fdb\u6216\u4e0b\u964d\u7684\u6027\u80fd\u3002<\/span>
\n \u6211\u4eec\u5c06\u68c0\u67e5\u662f\u5426\u63d0\u53d6\u5e76\u8f6c\u79fb\u4e86\u6574\u4e2a\u9884\u671f\u8d1f\u8f7d\u3002<\/span> <\/p>\nETL \u6d4b\u8bd5\u4e2d\u7684\u6570\u636e\u51c6\u786e\u6027<\/h2>\n
\nSELECT cust_name, order_id, city, count(*) FROM customer GROUP BY cust_name, order_id, city;\n <\/pre>\n
\u6570\u636e\u8f6c\u6362\u4e2d\u7684ETL\u6d4b\u8bd5<\/h2>\n
ETL \u6d4b\u8bd5\u7528\u4f8b<\/h2>\n
ETL \u6d4b\u8bd5\u573a\u666f\u548c\u6d4b\u8bd5\u7528\u4f8b: <\/h2>\n
\n\n
\n ETL \u6d4b\u8bd5\u573a\u666f<\/td>\n ETL \u6d4b\u8bd5\u7528\u4f8b<\/td>\n<\/tr>\n \n \u6620\u5c04\u6587\u6863\u9a8c\u8bc1<\/td>\n \u6211\u4eec\u5c06\u9a8c\u8bc1\u6620\u5c04\u6587\u6863\u662f\u5426\u63d0\u4f9b\u4e86 ETL \u4fe1\u606f\u3002\u65e5\u5fd7\u66f4\u6539\u5e94\u8be5\u5728\u6bcf\u4e2a\u6620\u5c04\u6587\u6863\u4e2d\u7ef4\u62a4\u3002<\/td>\n<\/tr>\n \n \u9a8c\u8bc1<\/td>\n \u6211\u4eec\u5c06\u4f7f\u7528\u76f8\u5e94\u7684\u6620\u5c04\u6587\u6863\u9a8c\u8bc1\u76ee\u6807\u548c\u6e90\u8868\u7ed3\u6784\u3002<\/span> \u6e90\u8868\u548c\u76ee\u6807\u8868\u7684\u6570\u636e\u7c7b\u578b\u5e94\u8be5\u76f8\u540c\u3002<\/span> \u6e90\u548c\u76ee\u6807\u7684\u6570\u636e\u7c7b\u578b\u7684\u957f\u5ea6\u5e94\u8be5\u76f8\u540c\u3002<\/span> \u6211\u4eec\u5c06\u9a8c\u8bc1\u6307\u5b9a\u7684\u6570\u636e\u5b57\u6bb5\u7c7b\u578b\u548c\u683c\u5f0f\u3002<\/span> \u6e90\u6570\u636e\u7c7b\u578b\u7684\u957f\u5ea6\u4e0d\u5e94\u5c0f\u4e8e\u76ee\u6807\u6570\u636e\u7c7b\u578b\u7684\u957f\u5ea6\u3002<\/span> <\/td>\n<\/tr>\n \n \u7ea6\u675f\u9a8c\u8bc1<\/td>\n \u5e94\u8be5\u6309\u7167\u6211\u4eec\u7684\u671f\u671b\u4e3a\u7279\u5b9a\u8868\u5b9a\u4e49\u7ea6\u675f\u3002<\/td>\n<\/tr>\n \n \u6570\u636e\u4e00\u81f4\u6027\u95ee\u9898<\/td>\n \u7279\u5b9a\u5c5e\u6027\u7684\u6570\u636e\u7c7b\u578b\u548c\u957f\u5ea6\u53ef\u80fd\u56e0\u8bed\u4e49\u5b9a\u4e49\u800c\u5728\u6587\u4ef6\u6216\u8868\u683c\u4e2d\u6709\u6240\u4e0d\u540c\u3002<\/span> \u6ee5\u7528\u5b8c\u6574\u6027\u7ea6\u675f\u3002<\/span> <\/td>\n<\/tr>\n \n \u5b8c\u6574\u6027\u95ee\u9898<\/td>\n \u5728\u8fd9\u91cc\uff0c\u6211\u4eec\u5fc5\u987b\u786e\u4fdd\u6240\u6709\u9884\u671f\u6570\u636e\u90fd\u52a0\u8f7d\u5230\u76ee\u6807\u8868\u4e2d\u3002<\/span> \u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u5c06\u6bd4\u8f83\u6e90\u548c\u76ee\u6807\u4e4b\u95f4\u7684\u8bb0\u5f55\u8ba1\u6570\u3002<\/span> \u6211\u4eec\u5c06\u68c0\u67e5\u88ab\u62d2\u7edd\u7684\u8bb0\u5f55\u3002<\/span> \u4e0d\u5e94\u5728\u622a\u65ad\u8868\u7684\u5217\u4e2d\u622a\u65ad\u6570\u636e\u3002<\/span> \u5c06\u68c0\u67e5\u8fb9\u754c\u503c\u5206\u6790\u3002<\/span> \u6211\u4eec\u5c06\u6bd4\u8f83\u4ed3\u5e93\u4e2d\u52a0\u8f7d\u7684\u6570\u636e\u548c\u6e90\u6570\u636e\u4e4b\u95f4\u5173\u952e\u5b57\u6bb5\u7684\u552f\u4e00\u503c\u3002<\/span> <\/td>\n<\/tr>\n \n \u6b63\u786e\u6027\u95ee\u9898<\/td>\n \u6b64\u573a\u666f\u7528\u4e8e\u66f4\u6b63\u62fc\u5199\u9519\u8bef\u6216\u8bb0\u5f55\u4e0d\u51c6\u786e\u7684\u6570\u636e\u3002<\/span> \u7ea0\u6b63\u6570\u636e\uff0c\u5373 null\u3001\u975e\u552f\u4e00\u548c\u8d85\u51fa\u8303\u56f4\u3002<\/span> <\/td>\n<\/tr>\n \n \u8f6c\u578b<\/td>\n \u6b64\u573a\u666f\u7528\u4e8e\u68c0\u67e5\u8f6c\u6362\u3002<\/span> <\/td>\n<\/tr>\n \n \u6570\u636e\u8d28\u91cf<\/td>\n \u6b64\u573a\u666f\u7528\u4e8e\u68c0\u67e5\u53f7\u7801\u5e76\u5bf9\u5176\u8fdb\u884c\u9a8c\u8bc1\u3002<\/span> \u6570\u636e\u68c0\u67e5: \u6b64\u573a\u666f\u5c06\u9075\u5faa\u65e5\u671f\u683c\u5f0f\uff0c\u5e76\u4e14\u6240\u6709\u8bb0\u5f55\u90fd\u5e94\u76f8\u540c\u3002<\/span> \u7cbe\u5ea6\u68c0\u67e5<\/span> \u6570\u636e\u68c0\u67e5<\/span> \u7a7a\u68c0\u67e5<\/span> <\/td>\n<\/tr>\n \n \u7a7a\u9a8c\u8bc1<\/td>\n \u6b64\u65b9\u6848\u5c06\u9a8c\u8bc1\u7a7a\u503c\uff0c\u5176\u4e2d\u4e3a\u7279\u5b9a\u5217\u6307\u5b9a\u4e86\"\u975e\u7a7a\"\u503c\u3002<\/span> <\/td>\n<\/tr>\n \n \u91cd\u590d\u68c0\u67e5<\/td>\n \u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u6211\u4eec\u5c06\u68c0\u67e5\u552f\u4e00\u952e\u3001\u4e3b\u952e\u548c\u4efb\u4f55\u5176\u4ed6\u5217\u7684\u9a8c\u8bc1\u662f\u5426\u5e94\u8be5\u662f\u552f\u4e00\u7684\uff0c\u6839\u636e\u4e1a\u52a1\u8981\u6c42\uff0c\u6709\u4efb\u4f55\u91cd\u590d\u7684\u884c\u3002<\/span> \u6211\u4eec\u5c06\u68c0\u67e5\u4ece\u591a\u4e2a\u5217\u6e90\u4e2d\u63d0\u53d6\u7684\u4efb\u4f55\u5217\u4e2d\u662f\u5426\u5b58\u5728\u4efb\u4f55\u91cd\u590d\u503c\uff0c\u5e76\u5c06\u5b83\u4eec\u5408\u5e76\u4e3a\u4e00\u5217\u3002<\/span> \u6839\u636e\u5ba2\u6237\u8981\u6c42\uff0c\u6211\u4eec\u9700\u8981\u786e\u4fdd\u6ca1\u6709\u91cd\u590ds\u5728\u591a\u5217\u7684\u7ec4\u5408\u4e2d\uff0c\u4ec5\u5305\u542b\u76ee\u6807\u3002<\/span> <\/td>\n<\/tr>\n \n \u65e5\u671f\u9a8c\u8bc1<\/td>\n \u65e5\u671f\u503c\u6b63\u5728\u4f7f\u7528\u8bb8\u591a\u5f00\u53d1\u9886\u57df\u6765\u4e86\u89e3\u884c\u521b\u5efa\u65e5\u671f\u3002<\/span> \u6839\u636e ETL \u5f00\u53d1\u89d2\u5ea6\u8bc6\u522b\u73b0\u6709\u8bb0\u5f55\u3002<\/span> \u6709\u65f6\u4f1a\u5728\u65e5\u671f\u503c\u4e0a\u751f\u6210\u66f4\u65b0\u548c\u63d2\u5165\u5185\u5bb9\u3002<\/span> <\/td>\n<\/tr>\n \n \u6570\u636e\u6e05\u6d01<\/td>\n \u5728\u52a0\u8f7d\u5230\u6682\u5b58\u533a\u4e4b\u524d\uff0c\u5e94\u5220\u9664\u4e0d\u5fc5\u8981\u7684\u5217\u3002<\/span> <\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
\n
\n <\/p>\n\n\n
\n ETL \u9519\u8bef\u7684\u7c7b\u578b<\/td>\n \u8bf4\u660e<\/td>\n<\/tr>\n \n \u7528\u6237\u754c\u9762\u9519\u8bef<\/td>\n \u8fd9\u4e9b\u9519\u8bef\u4e0e\u5e94\u7528\u7a0b\u5e8f\u7684\u56fe\u5f62\u7528\u6237\u754c\u9762\u6709\u5173\uff0c\u4f8b\u5982\u989c\u8272\u3001\u5b57\u4f53\u6837\u5f0f\u3001\u5bfc\u822a\u3001\u62fc\u5199\u68c0\u67e5\u7b49\u3002<\/td>\n<\/tr>\n \n \u8f93\u5165\u8f93\u51fa\u9519\u8bef<\/td>\n \u5728\u8fd9\u79cd\u7c7b\u578b\u7684\u9519\u8bef\u4e2d\uff0c\u5e94\u7528\u7a0b\u5e8f\u5f00\u59cb\u53d6\u65e0\u6548\u503c\uff0c\u6709\u6548\u503c\u88ab\u62d2\u7edd\u3002<\/td>\n<\/tr>\n \n \u8fb9\u754c\u503c\u5206\u6790\u9519\u8bef<\/td>\n \u8fd9\u4e9b\u9519\u8bef\u68c0\u67e5\u6700\u5c0f\u503c\u548c\u6700\u5927\u503c\u3002<\/td>\n<\/tr>\n \n \u8ba1\u7b97\u9519\u8bef<\/td>\n \u8ba1\u7b97\u9519\u8bef\u663e\u793a\u6570\u5b66\u9519\u8bef\uff0c\u5927\u591a\u6570\u65f6\u5019\u6700\u7ec8\u8f93\u51fa\u662f\u9519\u8bef\u7684\u3002<\/td>\n<\/tr>\n \n \u52a0\u8f7d\u6761\u4ef6\u9519\u8bef<\/td>\n \u8fd9\u4e9b\u7c7b\u578b\u7684\u9519\u8bef\u4e0d\u5141\u8bb8\u591a\u4e2a\u7528\u6237\u3002\u5b83\u4e0d\u5141\u8bb8\u7528\u6237\u63a5\u53d7\u7684\u6570\u636e\u3002<\/td>\n<\/tr>\n \n \u6bd4\u8d5b\u6761\u4ef6\u9519\u8bef<\/td>\n \u5728\u6b64\u7c7b\u9519\u8bef\u4e2d\uff0c\u7cfb\u7edf\u5c06\u65e0\u6cd5\u6b63\u5e38\u8fd0\u884c\u3002\u5b83\u5f00\u59cb\u5d29\u6e83\u6216\u6302\u8d77\u3002<\/td>\n<\/tr>\n \n \u7b49\u4ef7\u7c7b\u5206\u533a\u9519\u8bef<\/td>\n \u6b64\u7c7b\u9519\u8bef\u5bfc\u81f4\u65e0\u6548\u6216\u65e0\u6548\u7c7b\u578b\u3002<\/td>\n<\/tr>\n \n \u7248\u672c\u63a7\u5236\u9519\u8bef<\/td>\n \u8fd9\u4e9b\u7c7b\u578b\u7684\u9519\u8bef\u901a\u5e38\u53d1\u751f\u5728\u56de\u5f52\u6d4b\u8bd5\u4e2d\uff0c\u5e76\u4e14\u4e0d\u4f1a\u63d0\u4f9b\u4efb\u4f55\u7248\u672c\u4fe1\u606f\u3002<\/td>\n<\/tr>\n \n \u786c\u4ef6\u9519\u8bef<\/td>\n \u5728\u8fd9\u79cd\u7c7b\u578b\u7684\u9519\u8bef\u4e2d\uff0c\u8bbe\u5907\u4e0d\u4f1a\u6309\u9884\u671f\u54cd\u5e94\u5e94\u7528\u7a0b\u5e8f\u3002<\/td>\n<\/tr>\n \n \u5e2e\u52a9\u6765\u6e90\u9519\u8bef<\/td>\n \u8fd9\u4e2abug\u4f1a\u5bfc\u81f4\u5e2e\u52a9\u6587\u6863\u4e2d\u7684\u9519\u8bef\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n ETL\u6d4b\u8bd5\u5458\u804c\u8d23<\/h2>\n
\n \u6570\u636e\u7c7b\u578b\u68c0\u67e5<\/span>
\n \u5c06\u8bb0\u5f55\u4e0e\u6e90\u6570\u636e\u6838\u5bf9<\/span>
\n \u786e\u4fdd\u6ca1\u6709\u52a0\u8f7d\u5783\u573e\u90ae\u4ef6\u6570\u636e<\/span>
\n \u5220\u9664\u91cd\u590d\u6570\u636e<\/span>
\n \u68c0\u67e5\u6240\u6709\u94a5\u5319\u662f\u5426\u5230\u4f4d<\/span> <\/p>\n
\n \u9a8c\u8bc1\u4ece\u6682\u5b58\u533a\u5230\u4e2d\u95f4\u8868\u7684\u6570\u636e\u6d41\u3002<\/span>
\n \u68c0\u67e5\u6570\u636e\u9608\u503c\u9a8c\u8bc1\uff1b\u4f8b\u5982\uff0c\u5e74\u9f84\u503c\u4e0d\u5e94\u8d85\u8fc7 100\u3002<\/span>
\n \u68c0\u67e5\u4ee3\u7406\u952e<\/span> <\/p>\n
\n \u6211\u4eec\u5c06\u68c0\u67e5 CDC \u662f\u5426\u5df2\u5e94\u7528\u4e8e\u589e\u91cf\u52a0\u8f7d\u8868\u3002<\/span>
\n \u68c0\u67e5\u6570\u636e\u7ef4\u5ea6\u8868\u5e76\u67e5\u770b\u8be5\u8868\u7684\u5386\u53f2\u8bb0\u5f55\u3002<\/span>
\n \u6839\u636e\u9884\u671f\u7ed3\u679c\u68c0\u67e5\u57fa\u4e8e\u52a0\u8f7d\u7684\u4e8b\u5b9e\u548c\u7ef4\u5ea6\u8868\u7684 BI \u62a5\u544a\u3002<\/span> <\/p>\nETL \u5de5\u5177\u7684\u6d4b\u8bd5<\/h2>\n
\n \u6d4b\u8bd5 ETL \u6570\u636e\u4ed3\u5e93\u7cfb\u7edf<\/span>
\n \u521b\u5efa\u3001\u8bbe\u8ba1\u548c\u6267\u884c\u6d4b\u8bd5\u7528\u4f8b\u548c\u6d4b\u8bd5\u8ba1\u5212<\/span>
\n \u6d4b\u8bd5\u5e73\u9762\u6587\u4ef6\u6570\u636e\u4f20\u8f93<\/span> <\/p>\nETL\u6d4b\u8bd5\u7684\u4f18\u70b9<\/h2>\n
\n ETL \u53ef\u4ee5\u5c06\u6765\u81ea\u5f02\u6784\u6e90\u7684\u6570\u636e\u540c\u65f6\u52a0\u8f7d\u5230\u5355\u4e2a\u5e7f\u4e49(\u9891\u7e41)\\\u4e0d\u540c\u7684\u76ee\u6807\u3002<\/span>
\n ETL \u53ef\u4ee5\u540c\u65f6\u52a0\u8f7d\u4e0d\u540c\u7c7b\u578b\u7684\u76ee\u6807\u3002<\/span>
\n ETL \u80fd\u591f\u4ece\u5404\u79cd\u6765\u6e90\u63d0\u53d6\u6240\u9700\u7684\u4e1a\u52a1\u6570\u636e\uff0c\u5e76\u4e14\u53ef\u4ee5\u6839\u636e\u9700\u8981\u5c06\u4e1a\u52a1\u6570\u636e\u4ee5\u6240\u9700\u683c\u5f0f\u52a0\u8f7d\u5230\u4e0d\u540c\u7684\u76ee\u6807\u4e2d\u3002<\/span>
\n ETL \u53ef\u4ee5\u6839\u636e\u4e1a\u52a1\u8fdb\u884c\u4efb\u4f55\u6570\u636e\u8f6c\u6362\u3002<\/span> <\/p>\nETL\u6d4b\u8bd5\u7684\u7f3a\u70b9<\/h2>\n
\n \u5f53\u6211\u4eec\u9700\u8981\u5feb\u901f\u54cd\u5e94\u65f6\uff0c\u5b83\u4e0d\u9002\u5408\u5b9e\u65f6\u6216\u6309\u9700\u8bbf\u95ee\u3002 <\/span>
\n ETL \u6d4b\u8bd5\u9700\u8981\u51e0\u4e2a\u6708\u7684\u65f6\u95f4\u624d\u80fd\u5728\u4efb\u4f55\u5730\u65b9\u8fdb\u884c\u3002<\/span>
\n \u5728\u4e0d\u65ad\u53d8\u5316\u7684\u9700\u6c42\u4e2d\u4fdd\u6301\u6570\u636e\u5177\u6709\u6311\u6218\u6027\u3002<\/span> <\/p>\n
\n \u6d4b\u8bd5 ETL \u6570\u636e\u4ed3\u5e93\u7cfb\u7edf<\/span>
\n \u521b\u5efa\u3001\u8bbe\u8ba1\u548c\u6267\u884c\u6d4b\u8bd5\u7528\u4f8b\u548c\u6d4b\u8bd5\u8ba1\u5212<\/span>
\n \u6d4b\u8bd5\u5e73\u9762\u6587\u4ef6\u6570\u636e\u4f20\u8f93<\/span> <\/p>\nETL \u6d4b\u8bd5\u7684\u672a\u6765\u8303\u56f4<\/h2>\n
\u7ed3\u8bba<\/h2>\n
\n<\/html><\/p>\n","protected":false},"excerpt":{"rendered":"ETL \u6d4b\u8bd5zh-cn","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[159],"tags":[],"class_list":["post-1879","post","type-post","status-publish","format-standard","hentry","category-etljc"],"_links":{"self":[{"href":"https:\/\/bianchenghao6.com\/wp-json\/wp\/v2\/posts\/1879"}],"collection":[{"href":"https:\/\/bianchenghao6.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/bianchenghao6.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/bianchenghao6.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/bianchenghao6.com\/wp-json\/wp\/v2\/comments?post=1879"}],"version-history":[{"count":0,"href":"https:\/\/bianchenghao6.com\/wp-json\/wp\/v2\/posts\/1879\/revisions"}],"wp:attachment":[{"href":"https:\/\/bianchenghao6.com\/wp-json\/wp\/v2\/media?parent=1879"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/bianchenghao6.com\/wp-json\/wp\/v2\/categories?post=1879"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/bianchenghao6.com\/wp-json\/wp\/v2\/tags?post=1879"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}