{"id":61929,"date":"2024-10-13T14:48:16","date_gmt":"2024-10-13T06:48:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/61929\/"},"modified":"2024-10-13T14:48:16","modified_gmt":"2024-10-13T06:48:16","slug":"java%e7%9b%a3%e8%81%bd%e5%99%a8%e5%af%a6%e7%8f%be%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a1%a8%e5%af%a6%e6%99%82%e8%ae%8a%e5%8c%96%e7%9b%a3%e6%8e%a7-java%e7%9b%a3%e8%81%bd%e5%99%a8%e6%95%b8%e6%93%9a%e5%ba%ab","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/61929\/","title":{"rendered":"Java\u76e3\u807d\u5668\u5be6\u73fe\u6578\u64da\u5eab\u8868\u5be6\u6642\u8b8a\u5316\u76e3\u63a7 (java\u76e3\u807d\u5668\u6578\u64da\u5eab\u8868\u8b8a\u5316)"},"content":{"rendered":"<h1 id=\"java%e7%9b%a3%e8%81%bd%e5%99%a8%e5%af%a6%e7%8f%be%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a1%a8%e5%af%a6%e6%99%82%e8%ae%8a%e5%8c%96%e7%9b%a3%e6%8e%a7-eLQGfEwQEc\">Java\u76e3\u807d\u5668\u5be6\u73fe\u6578\u64da\u5eab\u8868\u5be6\u6642\u8b8a\u5316\u76e3\u63a7<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u6642\u4ee3\uff0c\u5be6\u6642\u76e3\u63a7\u6578\u64da\u5eab\u8868\u7684\u8b8a\u5316\u5c0d\u65bc\u8a31\u591a\u61c9\u7528\u7a0b\u5e8f\u4f86\u8aaa\u81f3\u95dc\u91cd\u8981\u3002\u7121\u8ad6\u662f\u91d1\u878d\u4ea4\u6613\u7cfb\u7d71\u3001\u96fb\u5b50\u5546\u52d9\u5e73\u53f0\u9084\u662f\u793e\u4ea4\u5a92\u9ad4\u61c9\u7528\uff0c\u80fd\u5920\u5373\u6642\u7372\u53d6\u6578\u64da\u8b8a\u5316\u7684\u80fd\u529b\u90fd\u80fd\u986f\u8457\u63d0\u5347\u7528\u6236\u9ad4\u9a57\u548c\u7cfb\u7d71\u6548\u7387\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u4f7f\u7528Java\u76e3\u807d\u5668\u4f86\u5be6\u73fe\u6578\u64da\u5eab\u8868\u7684\u5be6\u6642\u8b8a\u5316\u76e3\u63a7\u3002<\/p>\n<h2 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id=\"%e5%a6%82%e4%bd%95%e5%af%a6%e7%8f%bejava%e7%9b%a3%e8%81%bd%e5%99%a8%e4%be%86%e7%9b%a3%e6%8e%a7%e6%95%b8%e6%93%9a%e5%ba%ab%e8%ae%8a%e5%8c%96-eLQGfEwQEc\">\u5982\u4f55\u5be6\u73feJava\u76e3\u807d\u5668\u4f86\u76e3\u63a7\u6578\u64da\u5eab\u8b8a\u5316<\/h2>\n<p>\u5be6\u73feJava\u76e3\u807d\u5668\u4f86\u76e3\u63a7\u6578\u64da\u5eab\u8b8a\u5316\u7684\u904e\u7a0b\u53ef\u4ee5\u5206\u70ba\u5e7e\u500b\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-%e8%a8%ad%e7%bd%ae%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a7%b8%e7%99%bc%e5%99%a8-eLQGfEwQEc\">1. \u8a2d\u7f6e\u6578\u64da\u5eab\u89f8\u767c\u5668<\/h3>\n<p>\u9996\u5148\uff0c\u9700\u8981\u5728\u6578\u64da\u5eab\u4e2d\u8a2d\u7f6e\u89f8\u767c\u5668\u3002\u89f8\u767c\u5668\u662f\u4e00\u7a2e\u7279\u6b8a\u7684\u5b58\u5132\u904e\u7a0b\uff0c\u7576\u7279\u5b9a\u4e8b\u4ef6\u767c\u751f\u6642\u81ea\u52d5\u57f7\u884c\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684MySQL\u89f8\u767c\u5668\u793a\u4f8b\uff1a<\/p>\n<pre><code>\nCREATE TRIGGER after_insert\nAFTER INSERT ON your_table\nFOR EACH ROW\nBEGIN\n    INSERT INTO log_table (action, timestamp) VALUES ('insert', NOW());\nEND;\n<\/code><\/pre>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8java%e7%9b%a3%e8%81%bd%e5%99%a8-eLQGfEwQEc\">2. \u4f7f\u7528Java\u76e3\u807d\u5668<\/h3>\n<p>\u63a5\u4e0b\u4f86\uff0c\u60a8\u9700\u8981\u5275\u5efa\u4e00\u500bJava\u76e3\u807d\u5668\u4f86\u76e3\u63a7\u6578\u64da\u5eab\u7684\u8b8a\u5316\u3002\u9019\u53ef\u4ee5\u901a\u904e\u5b9a\u671f\u67e5\u8a62\u6578\u64da\u5eab\u4f86\u5be6\u73fe\uff0c\u6216\u8005\u4f7f\u7528JDBC\u7684\u4e8b\u4ef6\u9a45\u52d5\u6a5f\u5236\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684Java\u76e3\u807d\u5668\u793a\u4f8b\uff1a<\/p>\n<pre><code>\nimport java.sql.Connection;\nimport java.sql.DriverManager;\nimport java.sql.ResultSet;\nimport java.sql.Statement;\n\npublic class DatabaseListener {\n    public static void main(String[] args) {\n        try {\n            Connection connection = DriverManager.getConnection(\"jdbc:mysql:\/\/localhost:3306\/your_database\", \"username\", \"password\");\n            Statement statement = connection.createStatement();\n            ResultSet resultSet = statement.executeQuery(\"SELECT * FROM log_table\");\n\n            while (resultSet.next()) {\n                System.out.println(\"Action: \" + resultSet.getString(\"action\") + \", Timestamp: \" + resultSet.getTimestamp(\"timestamp\"));\n            }\n        } catch (Exception e) {\n            e.printStackTrace();\n        }\n    }\n}\n<\/code><\/pre>\n<h3 id=\"3-%e6%95%b4%e5%90%88%e5%88%b0%e6%87%89%e7%94%a8%e7%a8%8b%e5%ba%8f%e4%b8%ad-eLQGfEwQEc\">3. 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id=\"%e7%b5%90%e8%ab%96-eLQGfEwQEc\">\u7d50\u8ad6<\/h2>\n<p>\u901a\u904e\u4f7f\u7528Java\u76e3\u807d\u5668\u548c\u6578\u64da\u5eab\u89f8\u767c\u5668\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u6709\u6548\u5730\u5be6\u73fe\u6578\u64da\u5eab\u8868\u7684\u5be6\u6642\u8b8a\u5316\u76e3\u63a7\u3002\u9019\u4e0d\u50c5\u80fd\u63d0\u9ad8\u7cfb\u7d71\u7684\u53cd\u61c9\u901f\u5ea6\uff0c\u9084\u80fd\u78ba\u4fdd\u6578\u64da\u7684\u4e00\u81f4\u6027\u548c\u6e96\u78ba\u6027\u3002\u96a8\u8457\u6280\u8853\u7684\u9032\u6b65\uff0c\u9019\u7a2e\u76e3\u63a7\u65b9\u5f0f\u5c07\u5728\u672a\u4f86\u7684\u61c9\u7528\u4e2d\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u91cd\u8981\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u7a69\u5b9a\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u652f\u6301\u60a8\u7684\u61c9\u7528\u7a0b\u5e8f\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u3002\u7121\u8ad6\u662f\u6578\u64da\u5eab\u7ba1\u7406\u9084\u662f\u61c9\u7528\u7a0b\u5e8f\u90e8\u7f72\uff0c\u6211\u5011\u7684 <a href=\"https:\/\/server.hk\">\u4f3a\u670d\u5668<\/a> \u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u5f37\u5927\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u5982\u4f55\u4f7f\u7528Java\u76e3\u807d\u5668\u5be6\u73fe\u6578\u64da\u5eab\u8868\u7684\u5be6\u6642\u8b8a\u5316\u76e3\u63a7\uff0c\u63d0\u5347\u6578\u64da\u7ba1\u7406\u6548\u7387\u8207\u5373\u6642\u53cd\u61c9\u80fd\u529b\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-61929","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/61929","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"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=61929"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/61929\/revisions"}],"predecessor-version":[{"id":61930,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/61929\/revisions\/61930"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=61929"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=61929"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=61929"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}