{"id":2772,"date":"2023-04-13T11:40:31","date_gmt":"2023-04-13T03:40:31","guid":{"rendered":"https:\/\/hsin-life.com\/?p=2772"},"modified":"2023-04-13T11:40:34","modified_gmt":"2023-04-13T03:40:34","slug":"%e4%bd%bf%e7%94%a8timestamp%e6%99%82%e5%a6%82%e4%bd%95%e6%b8%9b%e5%b0%91%e5%a4%a9%e6%95%b8","status":"publish","type":"post","link":"https:\/\/hsin-life.com\/archives\/2772","title":{"rendered":"\u4f7f\u7528Timestamp\u6642\u5982\u4f55\u6e1b\u5c11\u5929\u6578"},"content":{"rendered":"\n<p>\u7576\u4f7f\u7528java.sql.Timestamp\u5c0d\u8c61\u6642\uff0c\u6211\u5011\u53ef\u80fd\u6703\u9047\u5230\u9700\u8981\u6e1b\u5c11\u4e00\u5b9a\u5929\u6578\u7684\u60c5\u6cc1\u3002<\/p>\n\n\n\n<p>\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u5728java.sql.Timestamp\u5c0d\u8c61\u4e0a\u6e1b\u5c11\u5929\u6578\u3002<\/p>\n\n\n\n<p>\u9996\u5148\uff0c\u6211\u5011\u9700\u8981\u4e86\u89e3java.sql.Timestamp\u5c0d\u8c61\u3002\u6839\u64da\u7db2\u8def\u8cc7\u6e90\uff0cjava.sql.Timestamp\u8868\u793a\u7684\u662fUTC\u6642\u9593\uff0c\u8207\u672c\u5730\u6642\u9593\u53ef\u80fd\u6709\u6642\u5dee\u3002<\/p>\n\n\n\n<p>\u56e0\u6b64\uff0c\u5728\u9032\u884c\u5929\u6578\u8a08\u7b97\u6642\uff0c\u9700\u8981\u6ce8\u610f\u6642\u5340\u7684\u8f49\u63db\u3002<\/p>\n\n\n\n<p>\u6e1b\u5c11\u5929\u6578\u7684\u65b9\u6cd5\u5982\u4e0b\uff1a<\/p>\n\n\n\n<p>\u5c07java.sql.Timestamp\u5c0d\u8c61\u8f49\u63db\u70bajava.util.Date\u5c0d\u8c61\u3002\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u65b9\u5f0f\u5b8c\u6210\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Timestamp timestamp = dbService.getDate();\r\nDate date = new Date(timestamp.getTime());\r<\/code><\/pre>\n\n\n\n<p>\u4f7f\u7528Calendar\u985e\u6e1b\u5c11\u5929\u6578\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u5c07\u65e5\u671f\u6e1b\u5c11\u6307\u5b9a\u5929\u6578\u7684\u4f8b\u5b50\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>int daysToSubtract = 10; 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