{"id":143737,"date":"2024-11-01T00:48:18","date_gmt":"2024-10-31T16:48:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/143737\/"},"modified":"2024-11-01T00:48:19","modified_gmt":"2024-10-31T16:48:19","slug":"sql-%e6%93%8d%e4%bd%9c%ef%bc%9a%e5%9c%a8%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%e6%8f%92%e5%85%a5%e6%97%a5%e6%9c%9f%ef%bc%88%e6%8f%92%e5%85%a5%e6%95%b8%e6%93%9a%e5%ba%ab%e6%97%a5%e6%9c%9f-sql%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/143737\/","title":{"rendered":"SQL \u64cd\u4f5c\uff1a\u5728\u6578\u64da\u5eab\u4e2d\u63d2\u5165\u65e5\u671f\uff08\u63d2\u5165\u6578\u64da\u5eab\u65e5\u671f sql\uff09"},"content":{"rendered":"<h1 id=\"sql-%e6%93%8d%e4%bd%9c%ef%bc%9a%e5%9c%a8%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%e6%8f%92%e5%85%a5%e6%97%a5%e6%9c%9f%ef%bc%88%e6%8f%92%e5%85%a5%e6%95%b8%e6%93%9a%e5%ba%ab%e6%97%a5%e6%9c%9f-sql%ef%bc%89-ftdZYiJAGo\">SQL \u64cd\u4f5c\uff1a\u5728\u6578\u64da\u5eab\u4e2d\u63d2\u5165\u65e5\u671f\uff08\u63d2\u5165\u6578\u64da\u5eab\u65e5\u671f SQL\uff09<\/h1>\n<p>\u5728\u73fe\u4ee3\u7684\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\u4e2d\uff0c\u65e5\u671f\u548c\u6642\u9593\u7684\u8655\u7406\u662f\u975e\u5e38\u91cd\u8981\u7684\u4e00\u74b0\u3002\u7121\u8ad6\u662f\u8a18\u9304\u7528\u6236\u7684\u8a3b\u518a\u6642\u9593\u3001\u4ea4\u6613\u7684\u6642\u9593\u6233\uff0c\u9084\u662f\u4e8b\u4ef6\u7684\u767c\u751f\u6642\u9593\uff0c\u6b63\u78ba\u5730\u63d2\u5165\u548c\u7ba1\u7406\u65e5\u671f\u6578\u64da\u90fd\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5728 SQL \u6578\u64da\u5eab\u4e2d\u63d2\u5165\u65e5\u671f\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u7bc4\u4f8b\u548c\u6ce8\u610f\u4e8b\u9805\u3002<\/p>\n<h2 id=\"%e6%97%a5%e6%9c%9f%e6%95%b8%e6%93%9a%e9%a1%9e%e5%9e%8b-ftdZYiJAGo\">\u65e5\u671f\u6578\u64da\u985e\u578b<\/h2>\n<p>\u5728 SQL 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\u4e2d\uff0c\u63d2\u5165\u65e5\u671f\u7684\u57fa\u672c\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>INSERT INTO \u8868\u540d (\u65e5\u671f\u6b04\u4f4d) VALUES ('\u65e5\u671f\u503c');<\/code><\/pre>\n<p>\u5176\u4e2d\uff0c\u65e5\u671f\u503c\u7684\u683c\u5f0f\u901a\u5e38\u70ba &#8216;YYYY-MM-DD&#8217;\uff0c\u4f8b\u5982 &#8216;2023-10-01&#8217;\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5177\u9ad4\u7684\u7bc4\u4f8b\uff1a<\/p>\n<h3 id=\"%e7%af%84%e4%be%8b-1%ef%bc%9a%e6%8f%92%e5%85%a5%e5%96%ae%e4%b8%80%e6%97%a5%e6%9c%9f-ftdZYiJAGo\">\u7bc4\u4f8b 1\uff1a\u63d2\u5165\u55ae\u4e00\u65e5\u671f<\/h3>\n<pre><code>INSERT INTO events (event_date) VALUES ('2023-10-01');<\/code><\/pre>\n<h3 id=\"%e7%af%84%e4%be%8b-2%ef%bc%9a%e6%8f%92%e5%85%a5%e6%97%a5%e6%9c%9f%e5%92%8c%e6%99%82%e9%96%93-ftdZYiJAGo\">\u7bc4\u4f8b 2\uff1a\u63d2\u5165\u65e5\u671f\u548c\u6642\u9593<\/h3>\n<pre><code>INSERT INTO events (event_datetime) VALUES ('2023-10-01 14:30:00');<\/code><\/pre>\n<h2 id=\"%e4%bd%bf%e7%94%a8%e7%95%b6%e5%89%8d%e6%97%a5%e6%9c%9f%e5%92%8c%e6%99%82%e9%96%93-ftdZYiJAGo\">\u4f7f\u7528\u7576\u524d\u65e5\u671f\u548c\u6642\u9593<\/h2>\n<p>\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u60a8\u53ef\u80fd\u5e0c\u671b\u63d2\u5165\u7576\u524d\u7684\u65e5\u671f\u548c\u6642\u9593\u3002\u9019\u53ef\u4ee5\u901a\u904e\u4f7f\u7528 SQL \u7684\u5167\u5efa\u51fd\u6578\u4f86\u5be6\u73fe\u3002\u4f8b\u5982\uff0c\u4f7f\u7528 NOW() \u51fd\u6578\u53ef\u4ee5\u7372\u53d6\u7576\u524d\u7684\u65e5\u671f\u548c\u6642\u9593\uff1a<\/p>\n<pre><code>INSERT INTO events (event_datetime) VALUES (NOW());<\/code><\/pre>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-ftdZYiJAGo\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u5728\u63d2\u5165\u65e5\u671f\u6642\uff0c\u6709\u5e7e\u500b\u6ce8\u610f\u4e8b\u9805\u9700\u8981\u8003\u616e\uff1a<\/p>\n<ul>\n<li><strong>\u65e5\u671f\u683c\u5f0f<\/strong>\uff1a\u78ba\u4fdd\u4f7f\u7528\u6b63\u78ba\u7684\u65e5\u671f\u683c\u5f0f\uff0c\u5426\u5247\u53ef\u80fd\u6703\u5c0e\u81f4\u932f\u8aa4\u3002<\/li>\n<li><strong>\u6642\u5340\u554f\u984c<\/strong>\uff1a\u5982\u679c\u60a8\u7684\u61c9\u7528\u7a0b\u5e8f\u6d89\u53ca\u591a\u500b\u6642\u5340\uff0c\u8acb\u78ba\u4fdd\u6b63\u78ba\u8655\u7406\u6642\u5340\u554f\u984c\u3002<\/li>\n<li><strong>\u6578\u64da\u9a57\u8b49<\/strong>\uff1a\u5728\u63d2\u5165\u4e4b\u524d\uff0c\u5c0d\u65e5\u671f\u9032\u884c\u9a57\u8b49\uff0c\u4ee5\u78ba\u4fdd\u5176\u6709\u6548\u6027\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-ftdZYiJAGo\">\u7d50\u8ad6<\/h2>\n<p>\u5728 SQL 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\u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u3002\u7121\u8ad6\u662f\u5c0f\u578b\u9805\u76ee\u9084\u662f\u5927\u578b\u4f01\u696d\u61c9\u7528\uff0c\u6211\u5011\u7684 <a href=\"https:\/\/server.hk\">\u4e91\u670d\u52a1\u5668<\/a> \u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u7684\u6027\u80fd\u548c\u53ef\u9760\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u5728\u6578\u64da\u5eab\u4e2d\u4f7f\u7528 SQL \u63d2\u5165\u65e5\u671f\uff0c\u638c\u63e1\u63d2\u5165\u6578\u64da\u5eab\u65e5\u671f\u7684\u6280\u5de7\u8207\u6700\u4f73\u5be6\u8e10\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-143737","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/143737","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=143737"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/143737\/revisions"}],"predecessor-version":[{"id":143738,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/143737\/revisions\/143738"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=143737"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=143737"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=143737"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}