{"id":185954,"date":"2024-11-11T01:53:23","date_gmt":"2024-11-10T17:53:23","guid":{"rendered":"https:\/\/server.hk\/cnblog\/185954\/"},"modified":"2024-11-11T01:53:24","modified_gmt":"2024-11-10T17:53:24","slug":"%e6%95%b8%e6%93%9a%e5%ba%abdate%e9%a1%9e%e5%9e%8b%e5%a6%82%e4%bd%95%e9%80%b2%e8%a1%8c%e6%9b%b4%e6%96%b0%e6%93%8d%e4%bd%9c%ef%bc%9f%ef%bc%88%e6%95%b8%e6%93%9a%e5%ba%abdate%e9%a1%9e%e5%9e%8b%e6%9b%b4","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/185954\/","title":{"rendered":"\u6578\u64da\u5eabdate\u985e\u578b\u5982\u4f55\u9032\u884c\u66f4\u65b0\u64cd\u4f5c\uff1f\uff08\u6578\u64da\u5eabdate\u985e\u578b\u66f4\u65b0\uff09"},"content":{"rendered":"<h1 id=\"%e6%95%b8%e6%93%9a%e5%ba%abdate%e9%a1%9e%e5%9e%8b%e5%a6%82%e4%bd%95%e9%80%b2%e8%a1%8c%e6%9b%b4%e6%96%b0%e6%93%8d%e4%bd%9c%ef%bc%9f%ef%bc%88%e6%95%b8%e6%93%9a%e5%ba%abdate%e9%a1%9e%e5%9e%8b%e6%9b%b4-BdWrqimUuR\">\u6578\u64da\u5eabdate\u985e\u578b\u5982\u4f55\u9032\u884c\u66f4\u65b0\u64cd\u4f5c\uff1f\uff08\u6578\u64da\u5eabdate\u985e\u578b\u66f4\u65b0\uff09<\/h1>\n<p>\u5728\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\u4e2d\uff0c\u65e5\u671f\u548c\u6642\u9593\u7684\u8655\u7406\u662f\u975e\u5e38\u91cd\u8981\u7684\uff0c\u5c24\u5176\u662f\u5728\u6d89\u53ca\u5230\u6578\u64da\u7684\u66f4\u65b0\u64cd\u4f5c\u6642\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5728\u6578\u64da\u5eab\u4e2d\u66f4\u65b0date\u985e\u578b\u7684\u6578\u64da\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\uff0c\u4ee5\u5e6b\u52a9\u8b80\u8005\u66f4\u597d\u5730\u7406\u89e3\u9019\u4e00\u904e\u7a0b\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%afdate%e9%a1%9e%e5%9e%8b%ef%bc%9f-BdWrqimUuR\">\u4ec0\u9ebc\u662fdate\u985e\u578b\uff1f<\/h2>\n<p>\u5728\u6578\u64da\u5eab\u4e2d\uff0cdate\u985e\u578b\u7528\u65bc\u5b58\u5132\u65e5\u671f\u6578\u64da\u3002\u9019\u7a2e\u6578\u64da\u985e\u578b\u901a\u5e38\u53ea\u5305\u542b\u65e5\u671f\u90e8\u5206\uff0c\u4e0d\u5305\u62ec\u6642\u9593\u3002\u4e0d\u540c\u7684\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff08DBMS\uff09\u53ef\u80fd\u6703\u6709\u4e0d\u540c\u7684date\u985e\u578b\u5be6\u73fe\uff0c\u4f46\u5927\u591a\u6578\u90fd\u9075\u5faa\u76f8\u4f3c\u7684\u683c\u5f0f\uff0c\u4f8b\u5982YYYY-MM-DD\u3002<\/p>\n<h2 id=\"%e6%9b%b4%e6%96%b0date%e9%a1%9e%e5%9e%8b%e7%9a%84%e5%9f%ba%e6%9c%ac%e8%aa%9e%e6%b3%95-BdWrqimUuR\">\u66f4\u65b0date\u985e\u578b\u7684\u57fa\u672c\u8a9e\u6cd5<\/h2>\n<p>\u5728SQL\u4e2d\uff0c\u66f4\u65b0date\u985e\u578b\u7684\u57fa\u672c\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>UPDATE \u8868\u540d\nSET \u65e5\u671f\u6b04\u4f4d = '\u65b0\u65e5\u671f'\nWHERE \u689d\u4ef6;<\/code><\/pre>\n<p>\u5728\u9019\u88e1\uff0c<strong>\u8868\u540d<\/strong>\u662f\u8981\u66f4\u65b0\u7684\u6578\u64da\u8868\u7684\u540d\u7a31\uff0c<strong>\u65e5\u671f\u6b04\u4f4d<\/strong>\u662f\u5b58\u5132\u65e5\u671f\u7684\u5217\u540d\uff0c<strong>\u65b0\u65e5\u671f<\/strong>\u662f\u8981\u66f4\u65b0\u70ba\u7684\u65b0\u65e5\u671f\u503c\uff0c<strong>\u689d\u4ef6<\/strong>\u5247\u662f\u7528\u4f86\u6307\u5b9a\u54ea\u4e9b\u884c\u9700\u8981\u88ab\u66f4\u65b0\u7684\u689d\u4ef6\u3002<\/p>\n<h2 id=\"%e7%a4%ba%e4%be%8b%ef%bc%9a%e6%9b%b4%e6%96%b0date%e9%a1%9e%e5%9e%8b%e7%9a%84%e6%93%8d%e4%bd%9c-BdWrqimUuR\">\u793a\u4f8b\uff1a\u66f4\u65b0date\u985e\u578b\u7684\u64cd\u4f5c<\/h2>\n<p>\u5047\u8a2d\u6211\u5011\u6709\u4e00\u500b\u540d\u70ba <strong>employees<\/strong> \u7684\u8868\uff0c\u8a72\u8868\u5305\u542b\u54e1\u5de5\u7684\u5165\u8077\u65e5\u671f\u3002\u6211\u5011\u5e0c\u671b\u5c07\u67d0\u4f4d\u54e1\u5de5\u7684\u5165\u8077\u65e5\u671f\u66f4\u65b0\u70ba\u65b0\u7684\u65e5\u671f\u3002\u4ee5\u4e0b\u662f\u5177\u9ad4\u7684SQL\u8a9e\u53e5\uff1a<\/p>\n<pre><code>UPDATE employees\nSET hire_date = '2023-10-01'\nWHERE employee_id = 123;<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u6211\u5011\u5c07\u54e1\u5de5ID\u70ba123\u7684\u54e1\u5de5\u7684\u5165\u8077\u65e5\u671f\u66f4\u65b0\u70ba2023\u5e7410\u67081\u65e5\u3002<\/p>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-BdWrqimUuR\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<ul>\n<li><strong>\u65e5\u671f\u683c\u5f0f\uff1a<\/strong>\u78ba\u4fdd\u65b0\u65e5\u671f\u7684\u683c\u5f0f\u6b63\u78ba\uff0c\u5426\u5247\u53ef\u80fd\u6703\u5c0e\u81f4\u932f\u8aa4\u3002<\/li>\n<li><strong>\u689d\u4ef6\u7684\u4f7f\u7528\uff1a<\/strong>\u5728\u66f4\u65b0\u64cd\u4f5c\u4e2d\u4f7f\u7528WHERE\u5b50\u53e5\u662f\u975e\u5e38\u91cd\u8981\u7684\uff0c\u5426\u5247\u53ef\u80fd\u6703\u4e0d\u5c0f\u5fc3\u66f4\u65b0\u6574\u500b\u8868\u7684\u6578\u64da\u3002<\/li>\n<li><strong>\u4e8b\u52d9\u8655\u7406\uff1a<\/strong>\u5728\u9032\u884c\u91cd\u8981\u7684\u66f4\u65b0\u64cd\u4f5c\u6642\uff0c\u5efa\u8b70\u4f7f\u7528\u4e8b\u52d9\u4f86\u78ba\u4fdd\u6578\u64da\u7684\u4e00\u81f4\u6027\u548c\u5b8c\u6574\u6027\u3002<\/li>\n<\/ul>\n<h2 id=\"%e4%bd%bf%e7%94%a8%e4%ba%8b%e5%8b%99%e9%80%b2%e8%a1%8c%e5%ae%89%e5%85%a8%e6%9b%b4%e6%96%b0-BdWrqimUuR\">\u4f7f\u7528\u4e8b\u52d9\u9032\u884c\u5b89\u5168\u66f4\u65b0<\/h2>\n<p>\u70ba\u4e86\u78ba\u4fdd\u6578\u64da\u7684\u5b89\u5168\u6027\uff0c\u6211\u5011\u53ef\u4ee5\u4f7f\u7528\u4e8b\u52d9\u4f86\u5305\u88f9\u66f4\u65b0\u64cd\u4f5c\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u4f7f\u7528\u4e8b\u52d9\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>START TRANSACTION;\n\nUPDATE employees\nSET hire_date = '2023-10-01'\nWHERE employee_id = 123;\n\nCOMMIT;<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u9996\u5148\u555f\u52d5\u4e00\u500b\u4e8b\u52d9\uff0c\u7136\u5f8c\u57f7\u884c\u66f4\u65b0\u64cd\u4f5c\uff0c\u6700\u5f8c\u63d0\u4ea4\u4e8b\u52d9\u3002\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u5982\u679c\u5728\u66f4\u65b0\u904e\u7a0b\u4e2d\u51fa\u73fe\u4efb\u4f55\u932f\u8aa4\uff0c\u6211\u5011\u53ef\u4ee5\u56de\u6efe\u5230\u4e8b\u52d9\u958b\u59cb\u4e4b\u524d\u7684\u72c0\u614b\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-BdWrqimUuR\">\u7d50\u8ad6<\/h2>\n<p>\u66f4\u65b0\u6578\u64da\u5eab\u4e2d\u7684date\u985e\u578b\u6578\u64da\u662f\u4e00\u500b\u76f8\u5c0d\u7c21\u55ae\u7684\u904e\u7a0b\uff0c\u4f46\u9700\u8981\u6ce8\u610f\u683c\u5f0f\u548c\u689d\u4ef6\u7684\u6b63\u78ba\u6027\u3002\u901a\u904e\u4f7f\u7528\u4e8b\u52d9\uff0c\u6211\u5011\u53ef\u4ee5\u9032\u4e00\u6b65\u63d0\u9ad8\u6578\u64da\u66f4\u65b0\u7684\u5b89\u5168\u6027\u548c\u53ef\u9760\u6027\u3002\u5e0c\u671b\u672c\u6587\u80fd\u5e6b\u52a9\u60a8\u66f4\u597d\u5730\u7406\u89e3\u5982\u4f55\u5728\u6578\u64da\u5eab\u4e2d\u9032\u884cdate\u985e\u578b\u7684\u66f4\u65b0\u64cd\u4f5c\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bc\u6578\u64da\u5eab\u7ba1\u7406\u6216\u5176\u4ed6\u6280\u8853\u554f\u984c\u6709\u9032\u4e00\u6b65\u7684\u9700\u6c42\uff0c\u6b61\u8fce\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4e86\u89e3\u66f4\u591a\u8cc7\u8a0a\uff0c\u7279\u5225\u662f\u6709\u95dc\u65bc <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u548c <a href=\"https:\/\/server.hk\">\u96f2\u4f3a\u670d\u5668<\/a> \u7684\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u5728\u6578\u64da\u5eab\u4e2d\u6709\u6548\u66f4\u65b0date\u985e\u578b\uff0c\u638c\u63e1SQL\u8a9e\u53e5\u548c\u6700\u4f73\u5be6\u8e10\uff0c\u78ba\u4fdd\u6578\u64da\u6e96\u78ba\u6027\u8207\u4e00\u81f4\u6027\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-185954","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/185954","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"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=185954"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/185954\/revisions"}],"predecessor-version":[{"id":185955,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/185954\/revisions\/185955"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=185954"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=185954"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=185954"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}