{"id":61887,"date":"2024-10-13T14:27:14","date_gmt":"2024-10-13T06:27:14","guid":{"rendered":"https:\/\/server.hk\/cnblog\/61887\/"},"modified":"2024-10-13T14:27:14","modified_gmt":"2024-10-13T06:27:14","slug":"java%e6%93%8d%e4%bd%9c%e6%95%b8%e6%93%9a%e5%ba%ab%ef%bc%8c%e5%a6%82%e4%bd%95%e9%80%b2%e8%a1%8c%e6%95%b8%e6%93%9a%e8%bc%b8%e5%85%a5%ef%bc%9f-java%e4%b8%ad%e6%80%8e%e9%ba%bc%e8%bc%b8%e5%85%a5%e6%95%b8","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/61887\/","title":{"rendered":"Java\u64cd\u4f5c\u6578\u64da\u5eab\uff0c\u5982\u4f55\u9032\u884c\u6578\u64da\u8f38\u5165\uff1f (java\u4e2d\u600e\u9ebc\u8f38\u5165\u6578\u64da\u5eab\u4e2d)"},"content":{"rendered":"<h1 id=\"java%e6%93%8d%e4%bd%9c%e6%95%b8%e6%93%9a%e5%ba%ab%ef%bc%8c%e5%a6%82%e4%bd%95%e9%80%b2%e8%a1%8c%e6%95%b8%e6%93%9a%e8%bc%b8%e5%85%a5%ef%bc%9f-iqmYZlEHbg\">Java\u64cd\u4f5c\u6578\u64da\u5eab\uff0c\u5982\u4f55\u9032\u884c\u6578\u64da\u8f38\u5165\uff1f<\/h1>\n<p>\u5728\u73fe\u4eca\u7684\u8edf\u9ad4\u958b\u767c\u4e2d\uff0cJava\u4f5c\u70ba\u4e00\u7a2e\u5ee3\u6cdb\u4f7f\u7528\u7684\u7de8\u7a0b\u8a9e\u8a00\uff0c\u7d93\u5e38\u88ab\u7528\u4f86\u8207\u6578\u64da\u5eab\u9032\u884c\u4ea4\u4e92\u3002\u7121\u8ad6\u662f\u958b\u767c\u4f01\u696d\u61c9\u7528\u9084\u662f\u7db2\u9801\u61c9\u7528\uff0c\u6578\u64da\u7684\u5b58\u53d6\u548c\u7ba1\u7406\u90fd\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5728Java\u4e2d\u9032\u884c\u6578\u64da\u5eab\u7684\u6578\u64da\u8f38\u5165\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\u3002<\/p>\n<h2 id=\"1-%e7%92%b0%e5%a2%83%e6%ba%96%e5%82%99-iqmYZlEHbg\">1. \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\u74b0\u5883\uff1a<\/p>\n<ul>\n<li>Java Development Kit (JDK)<\/li>\n<li>\u4e00\u500b\u652f\u6301\u7684\u6578\u64da\u5eab\uff08\u5982MySQL\u3001PostgreSQL\u7b49\uff09<\/li>\n<li>\u76f8\u61c9\u7684JDBC\u9a45\u52d5\u7a0b\u5e8f<\/li>\n<\/ul>\n<p>\u4f8b\u5982\uff0c\u5982\u679c\u60a8\u4f7f\u7528MySQL\uff0c\u60a8\u9700\u8981\u4e0b\u8f09MySQL Connector\/J\uff0c\u9019\u662f\u4e00\u500bJDBC\u9a45\u52d5\u7a0b\u5e8f\uff0c\u5141\u8a31Java\u61c9\u7528\u7a0b\u5e8f\u8207MySQL\u6578\u64da\u5eab\u9032\u884c\u901a\u4fe1\u3002<\/p>\n<h2 id=\"2-%e9%80%a3%e6%8e%a5%e6%95%b8%e6%93%9a%e5%ba%ab-iqmYZlEHbg\">2. \u9023\u63a5\u6578\u64da\u5eab<\/h2>\n<p>\u5728Java\u4e2d\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528JDBC\uff08Java Database Connectivity\uff09\u4f86\u9023\u63a5\u6578\u64da\u5eab\u3002\u4ee5\u4e0b\u662f\u9023\u63a5MySQL\u6578\u64da\u5eab\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 void main(String[] args) {\n        String url = \"jdbc:mysql:\/\/localhost:3306\/your_database\";\n        String user = \"your_username\";\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=\"3-%e6%95%b8%e6%93%9a%e8%bc%b8%e5%85%a5-iqmYZlEHbg\">3. \u6578\u64da\u8f38\u5165<\/h2>\n<p>\u4e00\u65e6\u6210\u529f\u9023\u63a5\u5230\u6578\u64da\u5eab\uff0c\u60a8\u5c31\u53ef\u4ee5\u958b\u59cb\u9032\u884c\u6578\u64da\u8f38\u5165\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528PreparedStatement\u9032\u884c\u6578\u64da\u63d2\u5165\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\/your_database\";\n        String user = \"your_username\";\n        String password = \"your_password\";\n\n        String insertSQL = \"INSERT INTO your_table (column1, column2) VALUES (?, ?)\";\n\n        try (Connection connection = DriverManager.getConnection(url, user, password);\n             PreparedStatement preparedStatement = connection.prepareStatement(insertSQL)) {\n\n            preparedStatement.setString(1, \"value1\");\n            preparedStatement.setString(2, \"value2\");\n\n            int rowsAffected = preparedStatement.executeUpdate();\n            System.out.println(\"\u6210\u529f\u63d2\u5165 \" + rowsAffected + \" \u884c\u6578\u64da\u3002\");\n\n        } catch (SQLException e) {\n            e.printStackTrace();\n        }\n    }\n}<\/code><\/pre>\n<h2 id=\"4-%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-iqmYZlEHbg\">4. \u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u5728\u9032\u884c\u6578\u64da\u8f38\u5165\u6642\uff0c\u6709\u5e7e\u500b\u6ce8\u610f\u4e8b\u9805\u9700\u8981\u8003\u616e\uff1a<\/p>\n<ul>\n<li>\u4f7f\u7528PreparedStatement\u53ef\u4ee5\u9632\u6b62SQL\u6ce8\u5165\u653b\u64ca\uff0c\u9019\u662f\u5b89\u5168\u7de8\u7a0b\u7684\u6700\u4f73\u5be6\u8e10\u3002<\/li>\n<li>\u78ba\u4fdd\u6578\u64da\u985e\u578b\u8207\u6578\u64da\u5eab\u4e2d\u7684\u5217\u985e\u578b\u76f8\u5339\u914d\uff0c\u4ee5\u907f\u514d\u985e\u578b\u4e0d\u5339\u914d\u7684\u932f\u8aa4\u3002<\/li>\n<li>\u5728\u9032\u884c\u6279\u91cf\u63d2\u5165\u6642\uff0c\u53ef\u4ee5\u4f7f\u7528addBatch()\u548cexecuteBatch()\u65b9\u6cd5\u4f86\u63d0\u9ad8\u6027\u80fd\u3002<\/li>\n<\/ul>\n<h2 id=\"5-%e7%b8%bd%e7%b5%90-iqmYZlEHbg\">5. \u7e3d\u7d50<\/h2>\n<p>\u5728Java\u4e2d\u64cd\u4f5c\u6578\u64da\u5eab\u9032\u884c\u6578\u64da\u8f38\u5165\u662f\u4e00\u500b\u76f8\u5c0d\u7c21\u55ae\u7684\u904e\u7a0b\uff0c\u53ea\u9700\u5e7e\u500b\u6b65\u9a5f\u5373\u53ef\u5b8c\u6210\u3002\u901a\u904e\u4f7f\u7528JDBC\uff0c\u60a8\u53ef\u4ee5\u8f15\u9b06\u5730\u9023\u63a5\u5230\u6578\u64da\u5eab\u4e26\u57f7\u884c\u63d2\u5165\u64cd\u4f5c\u3002\u7121\u8ad6\u60a8\u662f\u958b\u767c\u5c0f\u578b\u61c9\u7528\u9084\u662f\u5927\u578b\u4f01\u696d\u7cfb\u7d71\uff0c\u638c\u63e1\u9019\u4e9b\u57fa\u672c\u6280\u80fd\u90fd\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u7a69\u5b9a\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u90e8\u7f72\u60a8\u7684Java\u61c9\u7528\u7a0b\u5e8f\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\u985e\u578b\u7684 <a href=\"https:\/\/server.hk\">\u4f3a\u670d\u5668<\/a>\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u5728Java\u4e2d\u64cd\u4f5c\u6578\u64da\u5eab\uff0c\u5be6\u73fe\u6578\u64da\u8f38\u5165\u7684\u6b65\u9a5f\u8207\u6280\u5de7\uff0c\u8f15\u9b06\u7ba1\u7406\u6578\u64da\u5eab\u5167\u5bb9\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-61887","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/61887","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=61887"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/61887\/revisions"}],"predecessor-version":[{"id":61888,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/61887\/revisions\/61888"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=61887"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=61887"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=61887"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}