{"id":183270,"date":"2024-11-10T03:25:17","date_gmt":"2024-11-09T19:25:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/183270\/"},"modified":"2024-11-10T03:25:18","modified_gmt":"2024-11-09T19:25:18","slug":"%e5%af%a6%e7%8f%be%e9%ab%98%e6%95%88%e6%95%b8%e6%93%9a%e5%ba%ab%e5%a2%9e%e9%87%8f%e5%90%8c%e6%ad%a5%e7%9a%84%e6%96%b9%e6%b3%95%e8%88%87%e6%8a%80%e5%b7%a7-%e6%95%b8%e6%93%9a%e5%ba%ab-%e5%a2%9e","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/183270\/","title":{"rendered":"\u5be6\u73fe\u9ad8\u6548\u6578\u64da\u5eab\u589e\u91cf\u540c\u6b65\u7684\u65b9\u6cd5\u8207\u6280\u5de7 (\u6578\u64da\u5eab \u589e\u91cf\u540c\u6b65)"},"content":{"rendered":"<h1 id=\"%e5%af%a6%e7%8f%be%e9%ab%98%e6%95%88%e6%95%b8%e6%93%9a%e5%ba%ab%e5%a2%9e%e9%87%8f%e5%90%8c%e6%ad%a5%e7%9a%84%e6%96%b9%e6%b3%95%e8%88%87%e6%8a%80%e5%b7%a7-fyPITXuvzi\">\u5be6\u73fe\u9ad8\u6548\u6578\u64da\u5eab\u589e\u91cf\u540c\u6b65\u7684\u65b9\u6cd5\u8207\u6280\u5de7<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u7ba1\u7406\u548c\u540c\u6b65\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u91cd\u8981\u3002\u7279\u5225\u662f\u5728\u9700\u8981\u9ad8\u53ef\u7528\u6027\u548c\u9ad8\u6027\u80fd\u7684\u61c9\u7528\u5834\u666f\u4e2d\uff0c\u589e\u91cf\u540c\u6b65\u6280\u8853\u6210\u70ba\u4e86\u95dc\u9375\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u6578\u64da\u5eab\u589e\u91cf\u540c\u6b65\u7684\u6982\u5ff5\u3001\u65b9\u6cd5\u53ca\u5176\u6280\u5de7\uff0c\u5e6b\u52a9\u4f01\u696d\u5be6\u73fe\u9ad8\u6548\u7684\u6578\u64da\u7ba1\u7406\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e6%95%b8%e6%93%9a%e5%ba%ab%e5%a2%9e%e9%87%8f%e5%90%8c%e6%ad%a5%ef%bc%9f-fyPITXuvzi\">\u4ec0\u9ebc\u662f\u6578\u64da\u5eab\u589e\u91cf\u540c\u6b65\uff1f<\/h2>\n<p>\u6578\u64da\u5eab\u589e\u91cf\u540c\u6b65\u662f\u6307\u5728\u6578\u64da\u5eab\u4e2d\u50c5\u540c\u6b65\u81ea\u4e0a\u6b21\u540c\u6b65\u4ee5\u4f86\u767c\u751f\u8b8a\u66f4\u7684\u6578\u64da\u3002\u9019\u7a2e\u65b9\u6cd5\u76f8\u8f03\u65bc\u5168\u91cf\u540c\u6b65\uff0c\u80fd\u5920\u986f\u8457\u6e1b\u5c11\u6578\u64da\u50b3\u8f38\u7684\u91cf\u548c\u6642\u9593\uff0c\u5f9e\u800c\u63d0\u9ad8\u7cfb\u7d71\u7684\u6548\u7387\u548c\u6027\u80fd\u3002<\/p>\n<h2 id=\"%e5%a2%9e%e9%87%8f%e5%90%8c%e6%ad%a5%e7%9a%84%e5%84%aa%e5%8b%a2-fyPITXuvzi\">\u589e\u91cf\u540c\u6b65\u7684\u512a\u52e2<\/h2>\n<ul>\n<li><strong>\u6548\u7387\u9ad8\uff1a<\/strong>\u50c5\u50b3\u8f38\u8b8a\u66f4\u7684\u6578\u64da\uff0c\u6e1b\u5c11\u4e86\u5e36\u5bec\u7684\u4f7f\u7528\u3002<\/li>\n<li><strong>\u964d\u4f4e\u5ef6\u9072\uff1a<\/strong>\u5feb\u901f\u7684\u6578\u64da\u66f4\u65b0\u80fd\u5920\u63d0\u9ad8\u61c9\u7528\u7684\u97ff\u61c9\u901f\u5ea6\u3002<\/li>\n<li><strong>\u8cc7\u6e90\u7bc0\u7701\uff1a<\/strong>\u6e1b\u5c11\u4e86\u5b58\u5132\u548c\u8a08\u7b97\u8cc7\u6e90\u7684\u6d88\u8017\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a2%9e%e9%87%8f%e5%90%8c%e6%ad%a5%e7%9a%84%e5%af%a6%e7%8f%be%e6%96%b9%e6%b3%95-fyPITXuvzi\">\u589e\u91cf\u540c\u6b65\u7684\u5be6\u73fe\u65b9\u6cd5<\/h2>\n<p>\u5be6\u73fe\u6578\u64da\u5eab\u589e\u91cf\u540c\u6b65\u7684\u65b9\u6cd5\u6709\u591a\u7a2e\uff0c\u4ee5\u4e0b\u662f\u5e7e\u7a2e\u5e38\u898b\u7684\u6280\u8853\uff1a<\/p>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8%e8%a7%b8%e7%99%bc%e5%99%a8-fyPITXuvzi\">1. \u4f7f\u7528\u89f8\u767c\u5668<\/h3>\n<p>\u89f8\u767c\u5668\u662f\u4e00\u7a2e\u5728\u6578\u64da\u5eab\u4e2d\u81ea\u52d5\u57f7\u884c\u7684\u7a0b\u5e8f\uff0c\u53ef\u4ee5\u5728\u6578\u64da\u63d2\u5165\u3001\u66f4\u65b0\u6216\u522a\u9664\u6642\u89f8\u767c\u3002\u901a\u904e\u8a2d\u7f6e\u89f8\u767c\u5668\uff0c\u53ef\u4ee5\u8a18\u9304\u8b8a\u66f4\u7684\u6578\u64da\uff0c\u4e26\u5c07\u5176\u540c\u6b65\u5230\u76ee\u6a19\u6578\u64da\u5eab\u3002<\/p>\n<pre><code>CREATE TRIGGER after_insert\nAFTER INSERT ON source_table\nFOR EACH ROW\nBEGIN\n    INSERT INTO target_table (column1, column2)\n    VALUES (NEW.column1, NEW.column2);\nEND;<\/code><\/pre>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8%e6%99%82%e9%96%93%e6%88%b3-fyPITXuvzi\">2. \u4f7f\u7528\u6642\u9593\u6233<\/h3>\n<p>\u53e6\u4e00\u7a2e\u5e38\u898b\u7684\u65b9\u6cd5\u662f\u4f7f\u7528\u6642\u9593\u6233\u3002\u6bcf\u7576\u6578\u64da\u88ab\u66f4\u65b0\u6642\uff0c\u7cfb\u7d71\u6703\u81ea\u52d5\u66f4\u65b0\u4e00\u500b\u6642\u9593\u6233\u5b57\u6bb5\u3002\u901a\u904e\u67e5\u8a62\u9019\u500b\u5b57\u6bb5\uff0c\u53ef\u4ee5\u7372\u53d6\u81ea\u4e0a\u6b21\u540c\u6b65\u4ee5\u4f86\u7684\u6240\u6709\u8b8a\u66f4\u6578\u64da\u3002<\/p>\n<pre><code>SELECT * FROM source_table\nWHERE updated_at &gt; last_sync_time;<\/code><\/pre>\n<h3 id=\"3-%e6%97%a5%e8%aa%8c%e5%88%86%e6%9e%90-fyPITXuvzi\">3. \u65e5\u8a8c\u5206\u6790<\/h3>\n<p>\u8a31\u591a\u6578\u64da\u5eab\u7cfb\u7d71\u90fd\u6703\u751f\u6210\u64cd\u4f5c\u65e5\u8a8c\uff0c\u9019\u4e9b\u65e5\u8a8c\u8a18\u9304\u4e86\u6240\u6709\u7684\u6578\u64da\u8b8a\u66f4\u3002\u901a\u904e\u5206\u6790\u9019\u4e9b\u65e5\u8a8c\uff0c\u53ef\u4ee5\u63d0\u53d6\u51fa\u589e\u91cf\u8b8a\u66f4\u7684\u6578\u64da\uff0c\u4e26\u9032\u884c\u540c\u6b65\u3002<\/p>\n<h2 id=\"%e5%a2%9e%e9%87%8f%e5%90%8c%e6%ad%a5%e7%9a%84%e6%8a%80%e5%b7%a7-fyPITXuvzi\">\u589e\u91cf\u540c\u6b65\u7684\u6280\u5de7<\/h2>\n<p>\u5728\u5be6\u65bd\u589e\u91cf\u540c\u6b65\u6642\uff0c\u6709\u5e7e\u500b\u6280\u5de7\u53ef\u4ee5\u5e6b\u52a9\u63d0\u9ad8\u6548\u7387\uff1a<\/p>\n<ul>\n<li><strong>\u6279\u91cf\u8655\u7406\uff1a<\/strong>\u5c07\u591a\u689d\u8b8a\u66f4\u5408\u4f75\u6210\u4e00\u500b\u6279\u6b21\u9032\u884c\u540c\u6b65\uff0c\u6e1b\u5c11\u591a\u6b21\u9023\u63a5\u7684\u958b\u92b7\u3002<\/li>\n<li><strong>\u7570\u6b65\u8655\u7406\uff1a<\/strong>\u4f7f\u7528\u7570\u6b65\u65b9\u5f0f\u9032\u884c\u6578\u64da\u540c\u6b65\uff0c\u907f\u514d\u963b\u585e\u4e3b\u696d\u52d9\u6d41\u7a0b\u3002<\/li>\n<li><strong>\u76e3\u63a7\u8207\u8abf\u512a\uff1a<\/strong>\u5b9a\u671f\u76e3\u63a7\u540c\u6b65\u904e\u7a0b\uff0c\u6839\u64da\u5be6\u969b\u60c5\u6cc1\u9032\u884c\u8abf\u6574\u548c\u512a\u5316\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-fyPITXuvzi\">\u7d50\u8ad6<\/h2>\n<p>\u6578\u64da\u5eab\u589e\u91cf\u540c\u6b65\u662f\u4e00\u9805\u91cd\u8981\u7684\u6280\u8853\uff0c\u80fd\u5920\u5e6b\u52a9\u4f01\u696d\u63d0\u9ad8\u6578\u64da\u7ba1\u7406\u7684\u6548\u7387\u548c\u6027\u80fd\u3002\u901a\u904e\u4f7f\u7528\u89f8\u767c\u5668\u3001\u6642\u9593\u6233\u548c\u65e5\u8a8c\u5206\u6790\u7b49\u65b9\u6cd5\uff0c\u4e26\u7d50\u5408\u6279\u91cf\u8655\u7406\u3001\u7570\u6b65\u8655\u7406\u548c\u76e3\u63a7\u8abf\u512a\u7b49\u6280\u5de7\uff0c\u53ef\u4ee5\u5be6\u73fe\u9ad8\u6548\u7684\u6578\u64da\u5eab\u589e\u91cf\u540c\u6b65\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u53ef\u7528\u6027\u548c\u9ad8\u6027\u80fd\u7684\u61c9\u7528\u5834\u666f\uff0c\u9078\u64c7\u5408\u9069\u7684\u589e\u91cf\u540c\u6b65\u65b9\u6848\u81f3\u95dc\u91cd\u8981\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u95dc\u65bc\u6578\u64da\u5eab\u7ba1\u7406\u548c\u589e\u91cf\u540c\u6b65\u7684\u8cc7\u8a0a\uff0c\u60a8\u53ef\u4ee5\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\uff0c\u63a2\u7d22\u6211\u5011\u7684<a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0c\u52a9\u60a8\u5728\u6578\u64da\u7ba1\u7406\u4e0a\u66f4\u4e0a\u4e00\u5c64\u6a13\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u5be6\u73fe\u9ad8\u6548\u6578\u64da\u5eab\u589e\u91cf\u540c\u6b65\u7684\u65b9\u6cd5\u8207\u6280\u5de7\uff0c\u63d0\u5347\u6578\u64da\u8655\u7406\u6548\u7387\uff0c\u78ba\u4fdd\u6578\u64da\u4e00\u81f4\u6027\u8207\u5373\u6642\u66f4\u65b0\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-183270","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/183270","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=183270"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/183270\/revisions"}],"predecessor-version":[{"id":183271,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/183270\/revisions\/183271"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=183270"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=183270"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=183270"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}