{"id":173569,"date":"2024-11-07T19:07:22","date_gmt":"2024-11-07T11:07:22","guid":{"rendered":"https:\/\/server.hk\/cnblog\/173569\/"},"modified":"2024-11-07T19:07:23","modified_gmt":"2024-11-07T11:07:23","slug":"%e5%a6%82%e4%bd%95%e7%b0%a1%e5%96%ae%e9%ab%98%e6%95%88%e5%9c%b0%e5%90%88%e4%bd%b5%e6%95%b8%e6%93%9a%e5%ba%ab%ef%bc%9f-%e5%a6%82%e4%bd%95%e5%90%88%e4%bd%b5%e6%95%b8%e6%93%9a%e5%ba%ab","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/173569\/","title":{"rendered":"\u5982\u4f55\u7c21\u55ae\u9ad8\u6548\u5730\u5408\u4f75\u6578\u64da\u5eab\uff1f (\u5982\u4f55\u5408\u4f75\u6578\u64da\u5eab)"},"content":{"rendered":"<h1 id=\"%e5%a6%82%e4%bd%95%e7%b0%a1%e5%96%ae%e9%ab%98%e6%95%88%e5%9c%b0%e5%90%88%e4%bd%b5%e6%95%b8%e6%93%9a%e5%ba%ab%ef%bc%9f-BfvpRVMfdW\">\u5982\u4f55\u7c21\u55ae\u9ad8\u6548\u5730\u5408\u4f75\u6578\u64da\u5eab\uff1f<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u7ba1\u7406\u548c\u6574\u5408\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u91cd\u8981\u3002\u7121\u8ad6\u662f\u56e0\u70ba\u696d\u52d9\u64f4\u5c55\u3001\u6578\u64da\u9077\u79fb\u9084\u662f\u7cfb\u7d71\u5347\u7d1a\uff0c\u5408\u4f75\u6578\u64da\u5eab\u7684\u9700\u6c42\u90fd\u5728\u4e0d\u65b7\u589e\u52a0\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u7c21\u55ae\u9ad8\u6548\u5730\u5408\u4f75\u6578\u64da\u5eab\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u6280\u5de7\u548c\u793a\u4f8b\u3002<\/p>\n<h2 id=\"%e5%90%88%e4%bd%b5%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e5%bf%85%e8%a6%81%e6%80%a7-BfvpRVMfdW\">\u5408\u4f75\u6578\u64da\u5eab\u7684\u5fc5\u8981\u6027<\/h2>\n<p>\u5408\u4f75\u6578\u64da\u5eab\u7684\u539f\u56e0\u6709\u5f88\u591a\uff0c\u4e3b\u8981\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u6578\u64da\u6574\u5408\uff1a\u5c07\u4f86\u81ea\u4e0d\u540c\u4f86\u6e90\u7684\u6578\u64da\u6574\u5408\u5230\u4e00\u500b\u7d71\u4e00\u7684\u6578\u64da\u5eab\u4e2d\uff0c\u4ee5\u4fbf\u65bc\u7ba1\u7406\u548c\u5206\u6790\u3002<\/li>\n<li>\u63d0\u9ad8\u6548\u7387\uff1a\u6e1b\u5c11\u6578\u64da\u5197\u9918\uff0c\u63d0\u5347\u67e5\u8a62\u548c\u64cd\u4f5c\u7684\u6548\u7387\u3002<\/li>\n<li>\u7c21\u5316\u7dad\u8b77\uff1a\u7d71\u4e00\u6578\u64da\u5eab\u7d50\u69cb\uff0c\u964d\u4f4e\u7dad\u8b77\u6210\u672c\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%90%88%e4%bd%b5%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e6%ad%a5%e9%a9%9f-BfvpRVMfdW\">\u5408\u4f75\u6578\u64da\u5eab\u7684\u6b65\u9a5f<\/h2>\n<p>\u5408\u4f75\u6578\u64da\u5eab\u7684\u904e\u7a0b\u53ef\u4ee5\u5206\u70ba\u5e7e\u500b\u4e3b\u8981\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-%e7%a2%ba%e5%ae%9a%e5%90%88%e4%bd%b5%e7%9a%84%e6%95%b8%e6%93%9a%e5%ba%ab-BfvpRVMfdW\">1. \u78ba\u5b9a\u5408\u4f75\u7684\u6578\u64da\u5eab<\/h3>\n<p>\u9996\u5148\uff0c\u60a8\u9700\u8981\u78ba\u5b9a\u8981\u5408\u4f75\u7684\u6578\u64da\u5eab\u3002\u9019\u53ef\u80fd\u5305\u62ec\u4e0d\u540c\u7684\u6578\u64da\u5eab\u7cfb\u7d71\uff08\u5982 MySQL\u3001PostgreSQL\u3001SQL Server \u7b49\uff09\u6216\u76f8\u540c\u7cfb\u7d71\u4e2d\u7684\u4e0d\u540c\u6578\u64da\u5eab\u3002<\/p>\n<h3 id=\"2-%e5%88%86%e6%9e%90%e6%95%b8%e6%93%9a%e7%b5%90%e6%a7%8b-BfvpRVMfdW\">2. \u5206\u6790\u6578\u64da\u7d50\u69cb<\/h3>\n<p>\u5728\u5408\u4f75\u4e4b\u524d\uff0c\u5fc5\u9808\u4ed4\u7d30\u5206\u6790\u6bcf\u500b\u6578\u64da\u5eab\u7684\u7d50\u69cb\uff0c\u5305\u62ec\u8868\u683c\u3001\u5b57\u6bb5\u3001\u6578\u64da\u985e\u578b\u548c\u7d04\u675f\u689d\u4ef6\u3002\u9019\u4e00\u6b65\u9a5f\u53ef\u4ee5\u5e6b\u52a9\u60a8\u4e86\u89e3\u6578\u64da\u4e4b\u9593\u7684\u95dc\u4fc2\uff0c\u4e26\u78ba\u5b9a\u5982\u4f55\u9032\u884c\u5408\u4f75\u3002<\/p>\n<h3 id=\"3-%e6%95%b8%e6%93%9a%e6%b8%85%e7%90%86-BfvpRVMfdW\">3. \u6578\u64da\u6e05\u7406<\/h3>\n<p>\u5728\u5408\u4f75\u6578\u64da\u5eab\u4e4b\u524d\uff0c\u9032\u884c\u6578\u64da\u6e05\u7406\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u9019\u5305\u62ec\u522a\u9664\u91cd\u8907\u6578\u64da\u3001\u4fee\u6b63\u932f\u8aa4\u6578\u64da\u548c\u586b\u88dc\u7f3a\u5931\u503c\u3002\u53ef\u4ee5\u4f7f\u7528 SQL \u67e5\u8a62\u4f86\u8b58\u5225\u548c\u8655\u7406\u9019\u4e9b\u554f\u984c\uff0c\u4f8b\u5982\uff1a<\/p>\n<pre><code>SELECT * FROM table_name\nWHERE column_name IS NULL;<\/code><\/pre>\n<h3 id=\"4-%e8%a8%ad%e8%a8%88%e5%90%88%e4%bd%b5%e6%96%b9%e6%a1%88-BfvpRVMfdW\">4. \u8a2d\u8a08\u5408\u4f75\u65b9\u6848<\/h3>\n<p>\u6839\u64da\u5206\u6790\u7d50\u679c\uff0c\u8a2d\u8a08\u5408\u4f75\u65b9\u6848\u3002\u9019\u53ef\u80fd\u5305\u62ec\u5275\u5efa\u65b0\u7684\u8868\u683c\u3001\u4fee\u6539\u73fe\u6709\u8868\u683c\u7d50\u69cb\u6216\u4f7f\u7528\u8996\u5716\u4f86\u6574\u5408\u6578\u64da\u3002\u78ba\u4fdd\u5408\u4f75\u5f8c\u7684\u6578\u64da\u5eab\u80fd\u5920\u6eff\u8db3\u696d\u52d9\u9700\u6c42\u3002<\/p>\n<h3 id=\"5-%e5%af%a6%e6%96%bd%e5%90%88%e4%bd%b5-BfvpRVMfdW\">5. \u5be6\u65bd\u5408\u4f75<\/h3>\n<p>\u4f7f\u7528 SQL \u8a9e\u53e5\u4f86\u5be6\u65bd\u5408\u4f75\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u5c07\u4e00\u500b\u6578\u64da\u5eab\u4e2d\u7684\u6578\u64da\u63d2\u5165\u5230\u53e6\u4e00\u500b\u6578\u64da\u5eab\u4e2d\uff1a<\/p>\n<pre><code>INSERT INTO target_database.target_table (column1, column2)\nSELECT column1, column2 FROM source_database.source_table;<\/code><\/pre>\n<h3 id=\"6-%e6%b8%ac%e8%a9%a6%e5%92%8c%e9%a9%97%e8%ad%89-BfvpRVMfdW\">6. \u6e2c\u8a66\u548c\u9a57\u8b49<\/h3>\n<p>\u5408\u4f75\u5b8c\u6210\u5f8c\uff0c\u9032\u884c\u6e2c\u8a66\u548c\u9a57\u8b49\u662f\u5fc5\u4e0d\u53ef\u5c11\u7684\u3002\u6aa2\u67e5\u6578\u64da\u7684\u5b8c\u6574\u6027\u548c\u6e96\u78ba\u6027\uff0c\u78ba\u4fdd\u6240\u6709\u6578\u64da\u90fd\u5df2\u6b63\u78ba\u5408\u4f75\u3002<\/p>\n<h2 id=\"%e5%90%88%e4%bd%b5%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e5%b7%a5%e5%85%b7-BfvpRVMfdW\">\u5408\u4f75\u6578\u64da\u5eab\u7684\u5de5\u5177<\/h2>\n<p>\u5728\u5408\u4f75\u6578\u64da\u5eab\u7684\u904e\u7a0b\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4e00\u4e9b\u5de5\u5177\u4f86\u63d0\u9ad8\u6548\u7387\uff1a<\/p>\n<ul>\n<li><strong>SQL Workbench\/J<\/strong>\uff1a\u4e00\u500b\u8de8\u5e73\u53f0\u7684 SQL \u5de5\u5177\uff0c\u652f\u6301\u591a\u7a2e\u6578\u64da\u5eab\u3002<\/li>\n<li><strong>DBMerge<\/strong>\uff1a\u5c08\u9580\u7528\u65bc\u6578\u64da\u5eab\u5408\u4f75\u7684\u5de5\u5177\uff0c\u652f\u6301\u591a\u7a2e\u6578\u64da\u5eab\u7cfb\u7d71\u3002<\/li>\n<li><strong>Talend<\/strong>\uff1a\u4e00\u500b\u958b\u6e90\u7684\u6578\u64da\u96c6\u6210\u5de5\u5177\uff0c\u53ef\u4ee5\u5e6b\u52a9\u81ea\u52d5\u5316\u6578\u64da\u5408\u4f75\u904e\u7a0b\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-BfvpRVMfdW\">\u7d50\u8ad6<\/h2>\n<p>\u5408\u4f75\u6578\u64da\u5eab\u662f\u4e00\u500b\u8907\u96dc\u4f46\u5fc5\u8981\u7684\u904e\u7a0b\uff0c\u901a\u904e\u5408\u7406\u7684\u8a08\u5283\u548c\u57f7\u884c\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u6574\u5408\u6578\u64da\uff0c\u63d0\u9ad8\u696d\u52d9\u904b\u71df\u7684\u6548\u7387\u3002\u7121\u8ad6\u662f\u5c0f\u578b\u4f01\u696d\u9084\u662f\u5927\u578b\u4f01\u696d\uff0c\u638c\u63e1\u5408\u4f75\u6578\u64da\u5eab\u7684\u6280\u5de7\u90fd\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u53ef\u9760\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u652f\u6301\u60a8\u7684\u6578\u64da\u5eab\u7ba1\u7406\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u3002\u7121\u8ad6\u662f <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u9084\u662f\u5176\u4ed6\u670d\u52d9\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u7c21\u55ae\u9ad8\u6548\u5730\u5408\u4f75\u6578\u64da\u5eab\uff0c\u638c\u63e1\u6700\u4f73\u5be6\u8e10\u548c\u5de5\u5177\uff0c\u63d0\u5347\u6578\u64da\u7ba1\u7406\u6548\u7387\uff0c\u78ba\u4fdd\u6578\u64da\u4e00\u81f4\u6027\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-173569","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/173569","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=173569"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/173569\/revisions"}],"predecessor-version":[{"id":173570,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/173569\/revisions\/173570"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=173569"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=173569"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=173569"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}