{"id":61977,"date":"2024-10-13T15:14:16","date_gmt":"2024-10-13T07:14:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/61977\/"},"modified":"2024-10-13T15:14:16","modified_gmt":"2024-10-13T07:14:16","slug":"java%e8%bc%95%e9%ac%86%e5%af%ab%e5%85%a5%e6%95%b8%e6%93%9a%e5%ba%ab%ef%bc%8c%e7%b0%a1%e5%96%ae%e9%ab%98%e6%95%88%e7%9a%84%e4%bb%a3%e7%a2%bc%e5%af%a6%e7%8f%be-java%e5%af%ab%e5%85%a5%e6%95%b8%e6%93%9a","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/61977\/","title":{"rendered":"java\u8f15\u9b06\u5beb\u5165\u6578\u64da\u5eab\uff0c\u7c21\u55ae\u9ad8\u6548\u7684\u4ee3\u78bc\u5be6\u73fe (java\u5beb\u5165\u6578\u64da\u5eab\u4ee3\u78bc)"},"content":{"rendered":"<h1 id=\"java%e8%bc%95%e9%ac%86%e5%af%ab%e5%85%a5%e6%95%b8%e6%93%9a%e5%ba%ab%ef%bc%8c%e7%b0%a1%e5%96%ae%e9%ab%98%e6%95%88%e7%9a%84%e4%bb%a3%e7%a2%bc%e5%af%a6%e7%8f%be-qXvcccYeDd\">Java\u8f15\u9b06\u5beb\u5165\u6578\u64da\u5eab\uff0c\u7c21\u55ae\u9ad8\u6548\u7684\u4ee3\u78bc\u5be6\u73fe<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u8edf\u4ef6\u958b\u767c\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u64cd\u4f5c\u662f\u4e0d\u53ef\u6216\u7f3a\u7684\u4e00\u90e8\u5206\u3002Java\u4f5c\u70ba\u4e00\u7a2e\u5ee3\u6cdb\u4f7f\u7528\u7684\u7de8\u7a0b\u8a9e\u8a00\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u65b9\u5f0f\u4f86\u8207\u6578\u64da\u5eab\u9032\u884c\u4ea4\u4e92\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u4f7f\u7528Java\u8f15\u9b06\u5730\u5beb\u5165\u6578\u64da\u5eab\uff0c\u4e26\u63d0\u4f9b\u7c21\u55ae\u9ad8\u6548\u7684\u4ee3\u78bc\u5be6\u73fe\u3002<\/p>\n<h2 id=\"java%e8%88%87%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e9%80%a3%e6%8e%a5-qXvcccYeDd\">Java\u8207\u6578\u64da\u5eab\u7684\u9023\u63a5<\/h2>\n<p>\u5728\u958b\u59cb\u5beb\u5165\u6578\u64da\u5eab\u4e4b\u524d\uff0c\u9996\u5148\u9700\u8981\u5efa\u7acb\u8207\u6578\u64da\u5eab\u7684\u9023\u63a5\u3002Java\u901a\u5e38\u4f7f\u7528JDBC\uff08Java Database Connectivity\uff09\u4f86\u5be6\u73fe\u9019\u4e00\u529f\u80fd\u3002JDBC\u662f\u4e00\u500bAPI\uff0c\u5141\u8a31Java\u7a0b\u5e8f\u8207\u5404\u7a2e\u6578\u64da\u5eab\u9032\u884c\u4ea4\u4e92\u3002<\/p>\n<h3 id=\"%e6%ad%a5%e9%a9%9f%e4%b8%80%ef%bc%9a%e6%b7%bb%e5%8a%a0jdbc%e9%a9%85%e5%8b%95-qXvcccYeDd\">\u6b65\u9a5f\u4e00\uff1a\u6dfb\u52a0JDBC\u9a45\u52d5<\/h3>\n<p>\u9996\u5148\uff0c\u60a8\u9700\u8981\u78ba\u4fdd\u5df2\u7d93\u6dfb\u52a0\u4e86\u76f8\u61c9\u7684JDBC\u9a45\u52d5\u5230\u60a8\u7684\u9805\u76ee\u4e2d\u3002\u4ee5MySQL\u70ba\u4f8b\uff0c\u60a8\u53ef\u4ee5\u5f9eMySQL\u7684\u5b98\u65b9\u7db2\u7ad9\u4e0b\u8f09JDBC\u9a45\u52d5\uff0c\u4e26\u5c07\u5176\u6dfb\u52a0\u5230\u60a8\u7684\u9805\u76ee\u4f9d\u8cf4\u4e2d\u3002<\/p>\n<h3 id=\"%e6%ad%a5%e9%a9%9f%e4%ba%8c%ef%bc%9a%e5%bb%ba%e7%ab%8b%e6%95%b8%e6%93%9a%e5%ba%ab%e9%80%a3%e6%8e%a5-qXvcccYeDd\">\u6b65\u9a5f\u4e8c\uff1a\u5efa\u7acb\u6578\u64da\u5eab\u9023\u63a5<\/h3>\n<p>\u4ee5\u4e0b\u662f\u5efa\u7acb\u6578\u64da\u5eab\u9023\u63a5\u7684\u57fa\u672c\u4ee3\u78bc\uff1a<\/p>\n<pre><code>import java.sql.Connection;\nimport java.sql.DriverManager;\nimport java.sql.SQLException;\n\npublic class DatabaseConnection {\n    public static Connection getConnection() {\n        Connection connection = null;\n        try {\n            \/\/ \u52a0\u8f09JDBC\u9a45\u52d5\n            Class.forName(\"com.mysql.cj.jdbc.Driver\");\n            \/\/ \u5efa\u7acb\u9023\u63a5\n            connection = DriverManager.getConnection(\"jdbc:mysql:\/\/localhost:3306\/your_database\", \"username\", \"password\");\n        } catch (ClassNotFoundException | SQLException e) {\n            e.printStackTrace();\n        }\n        return connection;\n    }\n}\n<\/code><\/pre>\n<h2 id=\"%e6%95%b8%e6%93%9a%e5%af%ab%e5%85%a5%e6%93%8d%e4%bd%9c-qXvcccYeDd\">\u6578\u64da\u5beb\u5165\u64cd\u4f5c<\/h2>\n<p>\u4e00\u65e6\u5efa\u7acb\u4e86\u6578\u64da\u5eab\u9023\u63a5\uff0c\u5c31\u53ef\u4ee5\u9032\u884c\u6578\u64da\u5beb\u5165\u64cd\u4f5c\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u5c07\u6578\u64da\u63d2\u5165\u5230\u6578\u64da\u5eab\u4e2d\u3002<\/p>\n<h3 id=\"%e6%ad%a5%e9%a9%9f%e4%b8%89%ef%bc%9a%e6%8f%92%e5%85%a5%e6%95%b8%e6%93%9a-qXvcccYeDd\">\u6b65\u9a5f\u4e09\uff1a\u63d2\u5165\u6578\u64da<\/h3>\n<pre><code>import java.sql.Connection;\nimport java.sql.PreparedStatement;\nimport java.sql.SQLException;\n\npublic class InsertData {\n    public static void insertRecord(String name, int age) {\n        String sql = \"INSERT INTO users (name, age) VALUES (?, ?)\";\n        try (Connection connection = DatabaseConnection.getConnection();\n             PreparedStatement preparedStatement = connection.prepareStatement(sql)) {\n            preparedStatement.setString(1, name);\n            preparedStatement.setInt(2, age);\n            preparedStatement.executeUpdate();\n            System.out.println(\"\u6578\u64da\u63d2\u5165\u6210\u529f\uff01\");\n        } catch (SQLException e) {\n            e.printStackTrace();\n        }\n    }\n}\n<\/code><\/pre>\n<h2 id=\"%e5%ae%8c%e6%95%b4%e7%a4%ba%e4%be%8b-qXvcccYeDd\">\u5b8c\u6574\u793a\u4f8b<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u5b8c\u6574\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u4f7f\u7528\u4e0a\u8ff0\u4ee3\u78bc\u4f86\u63d2\u5165\u6578\u64da\uff1a<\/p>\n<pre><code>public class Main {\n    public static void main(String[] args) {\n        InsertData.insertRecord(\"\u5f35\u4e09\", 25);\n        InsertData.insertRecord(\"\u674e\u56db\", 30);\n    }\n}\n<\/code><\/pre>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-qXvcccYeDd\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<ul>\n<li>\u78ba\u4fdd\u6578\u64da\u5eab\u670d\u52d9\u5668\u6b63\u5728\u904b\u884c\uff0c\u4e26\u4e14\u9023\u63a5\u4fe1\u606f\u6b63\u78ba\u3002<\/li>\n<li>\u4f7f\u7528PreparedStatement\u53ef\u4ee5\u6709\u6548\u9632\u6b62SQL\u6ce8\u5165\u653b\u64ca\u3002<\/li>\n<li>\u5728\u5be6\u969b\u61c9\u7528\u4e2d\uff0c\u61c9\u8003\u616e\u4f7f\u7528\u9023\u63a5\u6c60\u4f86\u63d0\u9ad8\u6027\u80fd\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-qXvcccYeDd\">\u7e3d\u7d50<\/h2>\n<p>\u901a\u904e\u4ee5\u4e0a\u6b65\u9a5f\uff0c\u6211\u5011\u53ef\u4ee5\u8f15\u9b06\u5730\u4f7f\u7528Java\u5beb\u5165\u6578\u64da\u5eab\u3002\u9019\u7a2e\u65b9\u6cd5\u4e0d\u50c5\u7c21\u55ae\u9ad8\u6548\uff0c\u9084\u80fd\u6709\u6548\u5730\u7ba1\u7406\u6578\u64da\u5eab\u64cd\u4f5c\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u8655\u7406\u7684\u61c9\u7528\u4f86\u8aaa\uff0c\u9019\u662f\u4e00\u500b\u975e\u5e38\u5be6\u7528\u7684\u89e3\u6c7a\u65b9\u6848\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u7a69\u5b9a\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u670d\u52d9\u4f86\u90e8\u7f72\u60a8\u7684Java\u61c9\u7528\uff0cServer.HK\u63d0\u4f9b\u4e86\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u60a8\u7684\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u7c21\u55ae\u9ad8\u6548\u7684Java\u4ee3\u78bc\uff0c\u8f15\u9b06\u5be6\u73fe\u6578\u64da\u5eab\u5beb\u5165\uff0c\u63d0\u5347\u958b\u767c\u6548\u7387\uff0c\u8b93\u6578\u64da\u7ba1\u7406\u8b8a\u5f97\u66f4\u7c21\u55ae\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-61977","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/61977","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=61977"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/61977\/revisions"}],"predecessor-version":[{"id":61978,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/61977\/revisions\/61978"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=61977"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=61977"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=61977"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}