{"id":61933,"date":"2024-10-13T14:50:17","date_gmt":"2024-10-13T06:50:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/61933\/"},"modified":"2024-10-13T14:50:17","modified_gmt":"2024-10-13T06:50:17","slug":"java%e6%95%99%e7%a8%8b%ef%bc%9a%e5%bf%ab%e9%80%9f%e5%b0%8e%e5%85%a5mysql%e6%95%b8%e6%93%9a%e5%ba%ab-java%e5%a6%82%e4%bd%95%e5%b0%8e%e5%85%a5mysql%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/61933\/","title":{"rendered":"Java\u6559\u7a0b\uff1a\u5feb\u901f\u5c0e\u5165MySQL\u6578\u64da\u5eab (java\u5982\u4f55\u5c0e\u5165mysql\u6578\u64da\u5eab\u4e2d)"},"content":{"rendered":"<h1 id=\"java%e6%95%99%e7%a8%8b%ef%bc%9a%e5%bf%ab%e9%80%9f%e5%b0%8e%e5%85%a5mysql%e6%95%b8%e6%93%9a%e5%ba%ab-PNAozhFVEz\">Java\u6559\u7a0b\uff1a\u5feb\u901f\u5c0e\u5165MySQL\u6578\u64da\u5eab<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u8edf\u4ef6\u958b\u767c\u4e2d\uff0cJava\u548cMySQL\u662f\u5169\u500b\u975e\u5e38\u6d41\u884c\u7684\u6280\u8853\u3002Java\u4f5c\u70ba\u4e00\u7a2e\u5f37\u5927\u7684\u7de8\u7a0b\u8a9e\u8a00\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u61c9\u7528\u7a0b\u5e8f\u7684\u958b\u767c\uff0c\u800cMySQL\u5247\u662f\u4e00\u500b\u958b\u6e90\u7684\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u5728Java\u4e2d\u5feb\u901f\u5c0e\u5165MySQL\u6578\u64da\u5eab\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u6709\u6548\u5730\u7ba1\u7406\u6578\u64da\u3002<\/p>\n<h2 id=\"%e7%92%b0%e5%a2%83%e6%ba%96%e5%82%99-PNAozhFVEz\">\u74b0\u5883\u6e96\u5099<\/h2>\n<p>\u5728\u958b\u59cb\u4e4b\u524d\uff0c\u60a8\u9700\u8981\u78ba\u4fdd\u5df2\u7d93\u5b89\u88dd\u4e86\u4ee5\u4e0b\u8edf\u4ef6\uff1a<\/p>\n<ul>\n<li>Java Development Kit (JDK)<\/li>\n<li>MySQL Server<\/li>\n<li>MySQL Connector\/J\uff08JDBC\u9a45\u52d5\u7a0b\u5e8f\uff09<\/li>\n<\/ul>\n<p>\u60a8\u53ef\u4ee5\u5f9e<a href=\"https:\/\/www.oracle.com\/java\/technologies\/javase-jdk11-downloads.html\" rel=\"nofollow noopener\" target=\"_blank\">Oracle\u5b98\u7db2<\/a>\u4e0b\u8f09JDK\uff0c\u5f9e<a href=\"https:\/\/dev.mysql.com\/downloads\/mysql\/\" rel=\"nofollow noopener\" target=\"_blank\">MySQL\u5b98\u7db2<\/a>\u4e0b\u8f09MySQL Server\uff0c\u4e26\u5f9e<a href=\"https:\/\/dev.mysql.com\/downloads\/connector\/j\/\" rel=\"nofollow noopener\" target=\"_blank\">MySQL Connector\/J\u5b98\u7db2<\/a>\u4e0b\u8f09JDBC\u9a45\u52d5\u7a0b\u5e8f\u3002<\/p>\n<h2 id=\"%e5%bb%ba%e7%ab%8bmysql%e6%95%b8%e6%93%9a%e5%ba%ab-PNAozhFVEz\">\u5efa\u7acbMySQL\u6578\u64da\u5eab<\/h2>\n<p>\u9996\u5148\uff0c\u60a8\u9700\u8981\u5728MySQL\u4e2d\u5275\u5efa\u4e00\u500b\u6578\u64da\u5eab\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u8a9e\u53e5\u4f86\u5275\u5efa\u4e00\u500b\u540d\u70ba\u201ctestdb\u201d\u7684\u6578\u64da\u5eab\uff1a<\/p>\n<pre><code>CREATE DATABASE testdb;<\/code><\/pre>\n<p>\u63a5\u4e0b\u4f86\uff0c\u60a8\u53ef\u4ee5\u5275\u5efa\u4e00\u500b\u8868\u4f86\u5b58\u5132\u6578\u64da\u3002\u4f8b\u5982\uff0c\u5275\u5efa\u4e00\u500b\u540d\u70ba\u201cusers\u201d\u7684\u8868\uff1a<\/p>\n<pre><code>CREATE TABLE users (\n    id INT AUTO_INCREMENT PRIMARY KEY,\n    name VARCHAR(100),\n    email VARCHAR(100)\n);<\/code><\/pre>\n<h2 id=\"%e5%9c%a8java%e4%b8%ad%e9%80%a3%e6%8e%a5mysql%e6%95%b8%e6%93%9a%e5%ba%ab-PNAozhFVEz\">\u5728Java\u4e2d\u9023\u63a5MySQL\u6578\u64da\u5eab<\/h2>\n<p>\u63a5\u4e0b\u4f86\uff0c\u6211\u5011\u5c07\u5728Java\u4e2d\u9023\u63a5\u5230MySQL\u6578\u64da\u5eab\u3002\u9996\u5148\uff0c\u60a8\u9700\u8981\u5c07MySQL Connector\/J\u7684JAR\u6587\u4ef6\u6dfb\u52a0\u5230\u60a8\u7684Java\u9805\u76ee\u4e2d\u3002\u7136\u5f8c\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u78bc\u4f86\u5efa\u7acb\u9023\u63a5\uff1a<\/p>\n<pre><code>import java.sql.Connection;\nimport java.sql.DriverManager;\nimport java.sql.SQLException;\n\npublic class MySQLConnection {\n    public static void main(String[] args) {\n        String url = \"jdbc:mysql:\/\/localhost:3306\/testdb\";\n        String user = \"root\";\n        String password = \"your_password\";\n\n        try {\n            Connection connection = DriverManager.getConnection(url, user, password);\n            System.out.println(\"\u6210\u529f\u9023\u63a5\u5230\u6578\u64da\u5eab\uff01\");\n        } catch (SQLException e) {\n            e.printStackTrace();\n        }\n    }\n}<\/code><\/pre>\n<h2 id=\"%e5%9f%b7%e8%a1%8csql%e8%aa%9e%e5%8f%a5-PNAozhFVEz\">\u57f7\u884cSQL\u8a9e\u53e5<\/h2>\n<p>\u4e00\u65e6\u6210\u529f\u9023\u63a5\u5230\u6578\u64da\u5eab\uff0c\u60a8\u5c31\u53ef\u4ee5\u57f7\u884cSQL\u8a9e\u53e5\u4f86\u63d2\u5165\u3001\u67e5\u8a62\u3001\u66f4\u65b0\u6216\u522a\u9664\u6578\u64da\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u63d2\u5165\u6578\u64da\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>import java.sql.Connection;\nimport java.sql.DriverManager;\nimport java.sql.PreparedStatement;\nimport java.sql.SQLException;\n\npublic class InsertData {\n    public static void main(String[] args) {\n        String url = \"jdbc:mysql:\/\/localhost:3306\/testdb\";\n        String user = \"root\";\n        String password = \"your_password\";\n\n        String sql = \"INSERT INTO users (name, email) VALUES (?, ?)\";\n\n        try (Connection connection = DriverManager.getConnection(url, user, password);\n             PreparedStatement preparedStatement = connection.prepareStatement(sql)) {\n\n            preparedStatement.setString(1, \"John Doe\");\n            preparedStatement.setString(2, \"john@example.com\");\n            preparedStatement.executeUpdate();\n            System.out.println(\"\u6578\u64da\u63d2\u5165\u6210\u529f\uff01\");\n        } catch (SQLException e) {\n            e.printStackTrace();\n        }\n    }\n}<\/code><\/pre>\n<h2 id=\"%e6%9f%a5%e8%a9%a2%e6%95%b8%e6%93%9a-PNAozhFVEz\">\u67e5\u8a62\u6578\u64da<\/h2>\n<p>\u60a8\u4e5f\u53ef\u4ee5\u67e5\u8a62\u6578\u64da\u4e26\u986f\u793a\u7d50\u679c\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u67e5\u8a62\u6578\u64da\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>import java.sql.Connection;\nimport java.sql.DriverManager;\nimport java.sql.ResultSet;\nimport java.sql.SQLException;\nimport java.sql.Statement;\n\npublic class QueryData {\n    public static void main(String[] args) {\n        String url = \"jdbc:mysql:\/\/localhost:3306\/testdb\";\n        String user = \"root\";\n        String password = \"your_password\";\n\n        String sql = \"SELECT * FROM users\";\n\n        try (Connection connection = DriverManager.getConnection(url, user, password);\n             Statement statement = connection.createStatement();\n             ResultSet resultSet = statement.executeQuery(sql)) {\n\n            while (resultSet.next()) {\n                System.out.println(\"ID: \" + resultSet.getInt(\"id\") + \", Name: \" + resultSet.getString(\"name\") + \", Email: \" + resultSet.getString(\"email\"));\n            }\n        } catch (SQLException e) {\n            e.printStackTrace();\n        }\n    }\n}<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-PNAozhFVEz\">\u7e3d\u7d50<\/h2>\n<p>\u672c\u6587\u4ecb\u7d39\u4e86\u5982\u4f55\u5728Java\u4e2d\u5feb\u901f\u5c0e\u5165MySQL\u6578\u64da\u5eab\uff0c\u5305\u62ec\u74b0\u5883\u6e96\u5099\u3001\u6578\u64da\u5eab\u5275\u5efa\u3001\u9023\u63a5\u6578\u64da\u5eab\u3001\u57f7\u884cSQL\u8a9e\u53e5\u7b49\u6b65\u9a5f\u3002\u9019\u4e9b\u57fa\u672c\u64cd\u4f5c\u5c07\u5e6b\u52a9\u958b\u767c\u8005\u5728Java\u61c9\u7528\u7a0b\u5e8f\u4e2d\u6709\u6548\u5730\u7ba1\u7406\u6578\u64da\u3002<\/p>\n<p>\u5982\u679c\u60a8\u9700\u8981\u9ad8\u6548\u7684\u6578\u64da\u5eab\u89e3\u6c7a\u65b9\u6848\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u4f86\u90e8\u7f72\u60a8\u7684\u61c9\u7528\u7a0b\u5e8f\uff0c\u4eab\u53d7\u7a69\u5b9a\u7684\u6027\u80fd\u548c\u5b89\u5168\u7684\u74b0\u5883\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u5728Java\u4e2d\u5feb\u901f\u5c0e\u5165MySQL\u6578\u64da\u5eab\uff0c\u638c\u63e1\u9023\u63a5\u3001\u67e5\u8a62\u548c\u6578\u64da\u64cd\u4f5c\u7684\u5be6\u7528\u6280\u5de7\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-61933","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/61933","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=61933"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/61933\/revisions"}],"predecessor-version":[{"id":61934,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/61933\/revisions\/61934"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=61933"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=61933"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=61933"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}