{"id":5988,"date":"2024-11-14T09:02:25","date_gmt":"2024-11-14T01:02:25","guid":{"rendered":"https:\/\/fwq.ai\/blog\/5988\/"},"modified":"2024-11-14T09:02:25","modified_gmt":"2024-11-14T01:02:25","slug":"sql-timestamp%e5%95%a5%e6%84%8f%e6%80%9d","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/5988\/","title":{"rendered":"sql timestamp\u5565\u610f\u601d"},"content":{"rendered":"<blockquote><p>\n  sql timestamp\u662f\u4e00\u79cd\u5b58\u50a8\u5e26\u6709\u65f6\u533a\u504f\u79fb\u7684\u65f6\u95f4\u6233\u7684\u6570\u636e\u7c7b\u578b\u3002\u5b83\u5b58\u50a8\u81eaunix\u65f6\u95f4\u539f\u70b9\u4ee5\u6765\u7684\u79d2\u6570\uff0c\u53ef\u9009\u62e9\u9644\u52a0\u5fae\u79d2\u503c\u3002\u5176\u4f18\u70b9\u5305\u62ec\u9ad8\u7cbe\u5ea6\u3001\u65f6\u533a\u611f\u77e5\u548c\u81ea\u52a8\u65f6\u533a\u8f6c\u6362\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202406\/12\/2024061204271979204.jpg\" class=\"aligncenter\" title=\"sql timestamp\u5565\u610f\u601d\u63d2\u56fe\" alt=\"sql timestamp\u5565\u610f\u601d\u63d2\u56fe\" \/><\/p>\n<p><strong>\u4ec0\u4e48\u662f SQL TIMESTAMP\uff1f<\/strong><\/p>\n<p>SQL TIMESTAMP \u662f\u4e00\u79cd\u6570\u636e\u7c7b\u578b\uff0c\u7528\u4e8e\u5b58\u50a8\u5e26\u6709\u65f6\u533a\u504f\u79fb\u7684\u65f6\u95f4\u6233\u3002\u5b83\u8868\u793a\u81ea Unix \u65f6\u95f4\u539f\u70b9\uff08\u534f\u8c03\u4e16\u754c\u65f6 1970 \u5e74 1 \u6708 1 \u65e5\u5348\u591c\uff09\u4ee5\u6765\u7684\u79d2\u6570\uff0c\u5e76\u53ef\u9009\u62e9\u9644\u52a0\u5fae\u79d2\u503c\u3002<\/p>\n<p><strong>TIMESTAMP \u7684\u4f18\u70b9<\/strong><\/p>\n<ul>\n<li> <strong>\u9ad8\u7cbe\u5ea6\uff1a<\/strong> TIMESTAMP \u53ef\u4ee5\u5b58\u50a8\u7cbe\u786e\u5230\u5fae\u79d2\u7684\u65f6\u95f4\u6233\uff0c\u8fd9\u5bf9\u4e8e\u9700\u8981\u7cbe\u786e\u65f6\u95f4\u8bb0\u5f55\u7684\u5e94\u7528\u7a0b\u5e8f\u81f3\u5173\u91cd\u8981\u3002<\/li>\n<li> <strong>\u65f6\u533a\u611f\u77e5\uff1a<\/strong> TIMESTAMP \u4fdd\u5b58\u4e86\u65f6\u533a\u504f\u79fb\uff0c\u8fd9\u5bf9\u4e8e\u5904\u7406\u8de8\u65f6\u533a\u7684\u6570\u636e\u5f88\u6709\u7528\u3002<\/li>\n<li> <strong>\u81ea\u52a8\u65f6\u533a\u8f6c\u6362\uff1a<\/strong> TIMESTAMP \u5728\u4e0d\u540c\u7684\u65f6\u533a\u4e4b\u95f4\u81ea\u52a8\u8fdb\u884c\u8f6c\u6362\uff0c\u4ece\u800c \u0443\u043f\u0440\u043e\u0449\u0430\u0435\u0442 \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u5de5\u4f5c\u3002<\/li>\n<\/ul>\n<p><strong>\u5982\u4f55\u4f7f\u7528 TIMESTAMP<\/strong><\/p>\n<p>\u5728 SQL \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u8bed\u6cd5\u6765\u521b\u5efa TIMESTAMP \u5217\uff1a<\/p>\n<pre>CREATE TABLE table_name (\n  timestamp_column TIMESTAMP\n);<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u683c\u5f0f\u5c06\u503c\u63d2\u5165 TIMESTAMP \u5217\uff1a<\/p>\n<pre>INSERT INTO table_name (timestamp_column) VALUES ('YYYY-MM-DD HH:MM:SS[.fffffffff]');<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u4f8b\u5982\uff1a<\/p>\n<pre>INSERT INTO table_name (timestamp_column) VALUES ('2023-07-19 16:30:15.123456');<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p><strong>\u4e0e\u5176\u4ed6\u65f6\u95f4\u7c7b\u578b\u6bd4\u8f83<\/strong><\/p>\n<p>SQL \u4e2d\u8fd8\u6709\u5176\u4ed6\u65f6\u95f4\u76f8\u5173\u7684\u6570\u636e\u7c7b\u578b\uff0c\u4f8b\u5982 DATE \u548c TIME\u3002\u4ee5\u4e0b\u662f\u8fd9\u4e9b\u7c7b\u578b\u4e4b\u95f4\u7684\u4e3b\u8981\u533a\u522b\uff1a<\/p>\n<ul>\n<li> <strong>DATE\uff1a<\/strong>\u4ec5\u5b58\u50a8\u65e5\u671f\uff0c\u800c\u4e0d\u5b58\u50a8\u65f6\u95f4\u4fe1\u606f\u3002<\/li>\n<li> <strong>TIME\uff1a<\/strong>\u4ec5\u5b58\u50a8\u65f6\u95f4\u4fe1\u606f\uff0c\u800c\u4e0d\u5b58\u50a8\u65e5\u671f\u4fe1\u606f\u3002<\/li>\n<li> <strong>TIMESTAMP\uff1a<\/strong>\u5b58\u50a8\u65e5\u671f\u548c\u65f6\u95f4\u4fe1\u606f\uff0c\u4ee5\u53ca\u65f6\u533a\u504f\u79fb\u3002<\/li>\n<\/ul>\n<p>\u4ee5\u4e0a\u5c31\u662fsql timestamp\u5565\u610f\u601d\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u7f51\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>sql timestamp\u662f\u4e00\u79cd\u5b58\u50a8\u5e26\u6709\u65f6\u533a\u504f\u79fb\u7684\u65f6\u95f4\u6233\u7684\u6570\u636e\u7c7b\u578b\u3002\u5b83\u5b58\u50a8\u81eaunix\u65f6\u95f4\u539f\u70b9\u4ee5\u6765\u7684\u79d2\u6570\uff0c\u53ef\u9009\u62e9\u9644\u52a0\u5fae\u79d2\u503c\u3002\u5176\u4f18\u70b9\u5305\u62ec\u9ad8\u7cbe\u5ea6\u3001\u65f6\u533a\u611f\u77e5\u548c\u81ea\u52a8\u65f6\u533a\u8f6c\u6362\u3002 \u4ec0\u4e48\u662f SQL TIMESTAMP\uff1f SQL TIMESTAMP \u662f\u4e00\u79cd\u6570\u636e\u7c7b\u578b\uff0c\u7528\u4e8e\u5b58\u50a8\u5e26\u6709\u65f6\u533a\u504f\u79fb\u7684\u65f6\u95f4\u6233\u3002\u5b83\u8868\u793a\u81ea Unix \u65f6\u95f4\u539f\u70b9\uff08\u534f\u8c03\u4e16\u754c\u65f6 1970 \u5e74 1 \u6708 1 \u65e5\u5348\u591c\uff09\u4ee5\u6765\u7684\u79d2\u6570\uff0c\u5e76\u53ef\u9009\u62e9\u9644\u52a0\u5fae\u79d2\u503c\u3002 TIMESTAMP \u7684\u4f18\u70b9 \u9ad8\u7cbe\u5ea6\uff1a TIMESTAMP \u53ef\u4ee5\u5b58\u50a8\u7cbe\u786e\u5230\u5fae\u79d2\u7684\u65f6\u95f4\u6233\uff0c\u8fd9\u5bf9\u4e8e\u9700\u8981\u7cbe\u786e\u65f6\u95f4\u8bb0\u5f55\u7684\u5e94\u7528\u7a0b\u5e8f\u81f3\u5173\u91cd\u8981\u3002 \u65f6\u533a\u611f\u77e5\uff1a TIMESTAMP \u4fdd\u5b58\u4e86\u65f6\u533a\u504f\u79fb\uff0c\u8fd9\u5bf9\u4e8e\u5904\u7406\u8de8\u65f6\u533a\u7684\u6570\u636e\u5f88\u6709\u7528\u3002 \u81ea\u52a8\u65f6\u533a\u8f6c\u6362\uff1a TIMESTAMP \u5728\u4e0d\u540c\u7684\u65f6\u533a\u4e4b\u95f4\u81ea\u52a8\u8fdb\u884c\u8f6c\u6362\uff0c\u4ece\u800c \u0443\u043f\u0440\u043e\u0449\u0430\u0435\u0442 \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u5de5\u4f5c\u3002 \u5982\u4f55\u4f7f\u7528 TIMESTAMP \u5728 SQL \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u8bed\u6cd5\u6765\u521b\u5efa TIMESTAMP \u5217\uff1a CREATE TABLE table_name ( timestamp_column TIMESTAMP ); \u767b\u5f55\u540e\u590d\u5236 \u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u683c\u5f0f\u5c06\u503c\u63d2\u5165 TIMESTAMP \u5217\uff1a INSERT INTO table_name (timestamp_column) VALUES (&#8216;YYYY-MM-DD HH:MM:SS[.fffffffff]&#8217;); \u767b\u5f55\u540e\u590d\u5236 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