{"id":183762,"date":"2024-11-10T07:31:16","date_gmt":"2024-11-09T23:31:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/183762\/"},"modified":"2024-11-10T07:31:17","modified_gmt":"2024-11-09T23:31:17","slug":"%e4%bd%bf%e7%94%a8jdbc%e5%90%91%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%e6%8f%92%e5%85%a5%e7%b3%bb%e7%b5%b1%e6%99%82%e9%96%93-jdbc%e7%9b%b8%e6%95%b8%e6%93%9a%e5%ba%ab%e6%8f%92%e5%85%a5%e7%b3%bb%e7%b5%b1","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/183762\/","title":{"rendered":"\u4f7f\u7528JDBC\u5411\u6578\u64da\u5eab\u4e2d\u63d2\u5165\u7cfb\u7d71\u6642\u9593 (jdbc\u76f8\u6578\u64da\u5eab\u63d2\u5165\u7cfb\u7d71\u6642\u9593)"},"content":{"rendered":"

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\u4ec0\u9ebc\u662fJDBC\uff1f<\/h2>\n

JDBC\uff08Java Database Connectivity\uff09\u662f\u4e00\u500bJava API\uff0c\u63d0\u4f9b\u4e86\u4e00\u7a2e\u6a19\u6e96\u7684\u65b9\u5f0f\u4f86\u9023\u63a5\u548c\u64cd\u4f5c\u6578\u64da\u5eab\u3002\u5b83\u5141\u8a31\u958b\u767c\u8005\u4f7f\u7528Java\u7de8\u7a0b\u8a9e\u8a00\u4f86\u57f7\u884cSQL\u67e5\u8a62\u3001\u66f4\u65b0\u6578\u64da\u548c\u7ba1\u7406\u6578\u64da\u5eab\u9023\u63a5\u3002JDBC\u652f\u6301\u591a\u7a2e\u6578\u64da\u5eab\uff0c\u5305\u62ecMySQL\u3001PostgreSQL\u3001Oracle\u7b49\u3002<\/p>\n

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\u5728Java\u4e2d\uff0c\u6211\u5011\u53ef\u4ee5\u4f7f\u7528`java.sql.Timestamp`\u985e\u4f86\u7372\u53d6\u7cfb\u7d71\u7576\u524d\u7684\u6642\u9593\u6233\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528JDBC\u5411\u6578\u64da\u5eab\u63d2\u5165\u7cfb\u7d71\u6642\u9593\u7684\u57fa\u672c\u6b65\u9a5f\uff1a<\/p>\n

\u6b65\u9a5f1\uff1a\u52a0\u8f09JDBC\u9a45\u52d5<\/h3>\n
Class.forName(\"com.mysql.cj.jdbc.Driver\");<\/code><\/pre>\n
\u6b65\u9a5f2\uff1a\u5efa\u7acb\u6578\u64da\u5eab\u9023\u63a5<\/h3>\n
Connection connection = DriverManager.getConnection(\"jdbc:mysql:\/\/localhost:3306\/your_database\", \"username\", \"password\");<\/code><\/pre>\n
\u6b65\u9a5f3\uff1a\u6e96\u5099SQL\u8a9e\u53e5<\/h3>\n
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String sql = \"INSERT INTO your_table (timestamp_column) VALUES (?);\";<\/code><\/pre>\n
\u6b65\u9a5f4\uff1a\u8a2d\u7f6e\u53c3\u6578\u4e26\u57f7\u884c\u66f4\u65b0<\/h3>\n
PreparedStatement preparedStatement = connection.prepareStatement(sql);\nTimestamp currentTime = new Timestamp(System.currentTimeMillis());\npreparedStatement.setTimestamp(1, currentTime);\npreparedStatement.executeUpdate();<\/code><\/pre>\n
\u6b65\u9a5f5\uff1a\u95dc\u9589\u9023\u63a5<\/h3>\n
preparedStatement.close();\nconnection.close();<\/code><\/pre>\n
\u5b8c\u6574\u793a\u4f8b<\/h2>\n
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import java.sql.Connection;\nimport java.sql.DriverManager;\nimport java.sql.PreparedStatement;\nimport java.sql.Timestamp;\n\npublic class InsertTimestamp {\n    public static void main(String[] args) {\n        try {\n            \/\/ \u52a0\u8f09JDBC\u9a45\u52d5\n            Class.forName(\"com.mysql.cj.jdbc.Driver\");\n            \/\/ \u5efa\u7acb\u6578\u64da\u5eab\u9023\u63a5\n            Connection connection = DriverManager.getConnection(\"jdbc:mysql:\/\/localhost:3306\/your_database\", \"username\", \"password\");\n            \/\/ \u6e96\u5099SQL\u8a9e\u53e5\n            String sql = \"INSERT INTO your_table (timestamp_column) VALUES (?);\";\n            PreparedStatement preparedStatement = connection.prepareStatement(sql);\n            \/\/ \u8a2d\u7f6e\u53c3\u6578\n            Timestamp currentTime = new Timestamp(System.currentTimeMillis());\n            preparedStatement.setTimestamp(1, currentTime);\n            \/\/ \u57f7\u884c\u66f4\u65b0\n            preparedStatement.executeUpdate();\n            \/\/ \u95dc\u9589\u9023\u63a5\n            preparedStatement.close();\n            connection.close();\n        } catch (Exception e) {\n            e.printStackTrace();\n        }\n    }\n}<\/code><\/pre>\n
\u7d50\u8ad6<\/h2>\n
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\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684\u6578\u64da\u5eab\u89e3\u6c7a\u65b9\u6848\uff0c\u8003\u616e\u4f7f\u7528\u9999\u6e2fVPS<\/a>\u4f86\u6258\u7ba1\u60a8\u7684\u61c9\u7528\u7a0b\u5e8f\uff0c\u9019\u5c07\u70ba\u60a8\u7684\u958b\u767c\u548c\u904b\u884c\u63d0\u4f9b\u7a69\u5b9a\u7684\u74b0\u5883\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
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