{"id":183710,"date":"2024-11-10T07:05:27","date_gmt":"2024-11-09T23:05:27","guid":{"rendered":"https:\/\/server.hk\/cnblog\/183710\/"},"modified":"2024-11-10T07:05:28","modified_gmt":"2024-11-09T23:05:28","slug":"%e4%bd%bf%e7%94%a8h2%e6%95%b8%e6%93%9a%e5%ba%ab%e7%b7%a9%e5%ad%98%e4%ba%ba%e5%b7%a5%e6%99%ba%e8%83%bd%e6%87%89%e7%94%a8%e6%95%b8%e6%93%9a-h2%e6%95%b8%e6%93%9a%e5%ba%ab-%e7%b7%a9%e5%ad%98","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/183710\/","title":{"rendered":"\u4f7f\u7528H2\u6578\u64da\u5eab\u7de9\u5b58\u4eba\u5de5\u667a\u80fd\u61c9\u7528\u6578\u64da (h2\u6578\u64da\u5eab \u7de9\u5b58)"},"content":{"rendered":"<h1 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id=\"h2%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e7%b7%a9%e5%ad%98%e5%af%a6%e7%8f%be-VipUCCdWCe\">H2\u6578\u64da\u5eab\u7684\u7de9\u5b58\u5be6\u73fe<\/h2>\n<p>\u5728AI\u61c9\u7528\u4e2d\uff0c\u7de9\u5b58\u7684\u5be6\u73fe\u901a\u5e38\u6d89\u53ca\u5230\u5c07\u983b\u7e41\u8a2a\u554f\u7684\u6578\u64da\u5b58\u5132\u5728H2\u6578\u64da\u5eab\u4e2d\uff0c\u4ee5\u6e1b\u5c11\u5c0d\u4e3b\u6578\u64da\u6e90\u7684\u8a2a\u554f\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u4f7f\u7528H2\u6578\u64da\u5eab\u4f86\u7de9\u5b58AI\u6a21\u578b\u7684\u9810\u6e2c\u7d50\u679c\uff1a<\/p>\n<pre><code>import java.sql.Connection;\nimport java.sql.DriverManager;\nimport java.sql.PreparedStatement;\nimport java.sql.ResultSet;\n\npublic class H2CacheExample {\n    private static final String DB_URL = \"jdbc:h2:~\/test\";\n    \n    public static void main(String[] args) {\n        try (Connection conn = DriverManager.getConnection(DB_URL, \"sa\", \"\")) {\n            \/\/ \u5275\u5efa\u8868\n            conn.createStatement().execute(\"CREATE TABLE IF NOT EXISTS Predictions (id INT PRIMARY KEY, result VARCHAR(255))\");\n            \n            \/\/ \u63d2\u5165\u9810\u6e2c\u7d50\u679c\n            String insertSQL = \"INSERT INTO Predictions (id, result) VALUES (?, ?)\";\n            try (PreparedStatement pstmt = conn.prepareStatement(insertSQL)) {\n                pstmt.setInt(1, 1);\n                pstmt.setString(2, \"Positive\");\n                pstmt.executeUpdate();\n            }\n            \n            \/\/ \u67e5\u8a62\u9810\u6e2c\u7d50\u679c\n            String querySQL = \"SELECT result FROM Predictions WHERE id = ?\";\n            try (PreparedStatement pstmt = conn.prepareStatement(querySQL)) {\n                pstmt.setInt(1, 1);\n                ResultSet rs = pstmt.executeQuery();\n                if (rs.next()) {\n                    System.out.println(\"Predicted Result: \" + rs.getString(\"result\"));\n                }\n            }\n        } catch (Exception e) {\n            e.printStackTrace();\n        }\n    }\n}\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u9996\u5148\u5275\u5efa\u4e86\u4e00\u500b\u540d\u70ba\u201cPredictions\u201d\u7684\u8868\uff0c\u7136\u5f8c\u63d2\u5165\u4e86\u4e00\u500b\u9810\u6e2c\u7d50\u679c\uff0c\u6700\u5f8c\u67e5\u8a62\u4e26\u6253\u5370\u51fa\u8a72\u7d50\u679c\u3002\u9019\u7a2e\u65b9\u5f0f\u53ef\u4ee5\u6709\u6548\u5730\u5c07AI\u6a21\u578b\u7684\u9810\u6e2c\u7d50\u679c\u7de9\u5b58\u5230H2\u6578\u64da\u5eab\u4e2d\uff0c\u5f9e\u800c\u63d0\u9ad8\u5f8c\u7e8c\u67e5\u8a62\u7684\u6548\u7387\u3002<\/p>\n<h2 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