{"id":5663,"date":"2024-11-14T11:26:00","date_gmt":"2024-11-14T03:26:00","guid":{"rendered":"https:\/\/fwq.ai\/blog\/5663\/"},"modified":"2024-11-14T11:26:00","modified_gmt":"2024-11-14T03:26:00","slug":"sql%e4%b8%addate%e7%b1%bb%e5%9e%8b%e6%80%8e%e4%b9%88%e5%86%99","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/5663\/","title":{"rendered":"sql\u4e2ddate\u7c7b\u578b\u600e\u4e48\u5199"},"content":{"rendered":"<blockquote><p>\n  date \u6570\u636e\u7c7b\u578b\u662f sql \u4e2d\u7528\u4e8e\u5b58\u50a8\u65e5\u671f\u503c\u7684\u7c7b\u578b\uff0c\u4e0d\u542b\u65f6\u95f4\u4fe1\u606f\uff0c\u683c\u5f0f\u4e3a &#8220;yyyy-mm-dd&#8221;\u3002\u7279\u6b8a\u60c5\u51b5\u4e0b\uff0c\u95f0\u5e74 2 \u6708\u6709 29 \u5929\uff0c\u6ca1\u6709\u5e74\u4efd\u65f6\u4f7f\u7528\u5f53\u524d\u5e74\u4efd\uff0c\u6ca1\u6709\u5e74\u4efd\u6216\u6708\u4efd\u65f6\u4f7f\u7528\u5f53\u524d\u5e74\u4efd\u548c\u6708\u4efd\u3002date \u503c\u8303\u56f4\u4e3a 1000-01-01 \u5230 9999-12-31\uff0c\u4e14\u4e0d\u5b58\u50a8\u65f6\u533a\u4fe1\u606f\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202405\/30\/2024053020121892983.jpg\" class=\"aligncenter\" title=\"sql\u4e2ddate\u7c7b\u578b\u600e\u4e48\u5199\u63d2\u56fe\" alt=\"sql\u4e2ddate\u7c7b\u578b\u600e\u4e48\u5199\u63d2\u56fe\" \/><\/p>\n<p><strong>SQL \u4e2d DATE \u6570\u636e\u7c7b\u578b\u7684\u5199\u6cd5<\/strong><\/p>\n<p><strong>DATE \u6570\u636e\u7c7b\u578b\u662f\u4ec0\u4e48\uff1f<\/strong><\/p>\n<p>DATE \u6570\u636e\u7c7b\u578b\u7528\u4e8e\u5b58\u50a8\u65e5\u671f\u503c\uff0c\u4ec5\u5305\u62ec\u5e74\u3001\u6708\u3001\u65e5\u90e8\u5206\uff0c\u4e0d\u542b\u65f6\u95f4\u4fe1\u606f\u3002<\/p>\n<p><strong>\u5982\u4f55\u5199\u4e00\u4e2a DATE \u503c\uff1f<\/strong><\/p>\n<p>DATE \u503c\u7684\u683c\u5f0f\u4e3a &#8220;YYYY-MM-DD&#8221;\uff0c\u5176\u4e2d\uff1a<\/p>\n<ul>\n<li>YYYY \u8868\u793a\u5e74\u4efd\uff08\u56db\u4f4d\u6570\u5b57\uff09<\/li>\n<li>MM \u8868\u793a\u6708\u4efd\uff08\u4e24\u4f4d\u6570\u5b57\uff0c\u8303\u56f4\u4ece 01 \u5230 12\uff09<\/li>\n<li>DD \u8868\u793a\u65e5\u671f\uff08\u4e24\u4f4d\u6570\u5b57\uff0c\u8303\u56f4\u4ece 01 \u5230\u5929\u6570\u4e2d\u7684\u6700\u5927\u503c\uff09<\/li>\n<\/ul>\n<p>\u4f8b\u5982\uff1a<\/p>\n<pre>-- \u4ee3\u8868 2023 \u5e74 3 \u6708 8 \u65e5\n'2023-03-08'<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p><strong>\u7279\u6b8a\u60c5\u51b5\uff1a<\/strong><\/p>\n<ul>\n<li> <strong>\u95f0\u5e74\uff1a<\/strong>2 \u6708\u6709 29 \u5929\u3002\u4f8b\u5982\uff1a&#8217;2024-02-29&#8242;<\/li>\n<li> <strong>\u6ca1\u6709\u5e74\u4efd\uff1a<\/strong>\u53ea\u6709\u6708\u4efd\u548c\u65e5\u671f\u65f6\uff0c\u5c06\u4f7f\u7528\u5f53\u524d\u5e74\u4efd\u3002\u4f8b\u5982\uff1a&#8217;03-08&#8217;\uff08\u5047\u8bbe\u5f53\u524d\u5e74\u4efd\u4e3a 2023\uff0c\u5219\u7b49\u6548\u4e8e &#8216;2023-03-08&#8217;\uff09<\/li>\n<li> <strong>\u6ca1\u6709\u5e74\u4efd\u6216\u6708\u4efd\uff1a<\/strong>\u53ea\u6709\u65e5\u671f\u65f6\uff0c\u5c06\u4f7f\u7528\u5f53\u524d\u5e74\u4efd\u548c\u6708\u4efd\u3002\u4f8b\u5982\uff1a&#8217;08&#8217;\uff08\u5047\u8bbe\u5f53\u524d\u5e74\u4efd\u4e3a 2023 \u5e74\uff0c\u6708\u4efd\u4e3a 3 \u6708\uff0c\u5219\u7b49\u6548\u4e8e &#8216;2023-03-08&#8217;\uff09<\/li>\n<\/ul>\n<p><strong>\u6ce8\u610f\u4e8b\u9879\uff1a<\/strong><\/p>\n<ul>\n<li>DATE \u503c\u5fc5\u987b\u4f4d\u4e8e\u6709\u6548\u7684\u65e5\u671f\u8303\u56f4\u5185\uff081000-01-01 \u5230 9999-12-31\uff09\u3002<\/li>\n<li>\u65e0\u6548\u7684\u65e5\u671f\u503c\u5c06\u5bfc\u81f4\u9519\u8bef\u3002<\/li>\n<li>DATE \u7c7b\u578b\u4e0d\u5b58\u50a8\u65f6\u533a\u4fe1\u606f\u3002<\/li>\n<\/ul>\n<p>\u4ee5\u4e0a\u5c31\u662fsql\u4e2ddate\u7c7b\u578b\u600e\u4e48\u5199\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>date \u6570\u636e\u7c7b\u578b\u662f sql \u4e2d\u7528\u4e8e\u5b58\u50a8\u65e5\u671f\u503c\u7684\u7c7b\u578b\uff0c\u4e0d\u542b\u65f6\u95f4\u4fe1\u606f\uff0c\u683c\u5f0f\u4e3a &#8220;yyyy-mm-dd&#8221;\u3002\u7279\u6b8a\u60c5\u51b5\u4e0b\uff0c\u95f0\u5e74 2 \u6708\u6709 29 \u5929\uff0c\u6ca1\u6709\u5e74\u4efd\u65f6\u4f7f\u7528\u5f53\u524d\u5e74\u4efd\uff0c\u6ca1\u6709\u5e74\u4efd\u6216\u6708\u4efd\u65f6\u4f7f\u7528\u5f53\u524d\u5e74\u4efd\u548c\u6708\u4efd\u3002date \u503c\u8303\u56f4\u4e3a 1000-01-01 \u5230 9999-12-31\uff0c\u4e14\u4e0d\u5b58\u50a8\u65f6\u533a\u4fe1\u606f\u3002 SQL \u4e2d DATE \u6570\u636e\u7c7b\u578b\u7684\u5199\u6cd5 DATE \u6570\u636e\u7c7b\u578b\u662f\u4ec0\u4e48\uff1f DATE \u6570\u636e\u7c7b\u578b\u7528\u4e8e\u5b58\u50a8\u65e5\u671f\u503c\uff0c\u4ec5\u5305\u62ec\u5e74\u3001\u6708\u3001\u65e5\u90e8\u5206\uff0c\u4e0d\u542b\u65f6\u95f4\u4fe1\u606f\u3002 \u5982\u4f55\u5199\u4e00\u4e2a DATE \u503c\uff1f DATE \u503c\u7684\u683c\u5f0f\u4e3a &#8220;YYYY-MM-DD&#8221;\uff0c\u5176\u4e2d\uff1a YYYY \u8868\u793a\u5e74\u4efd\uff08\u56db\u4f4d\u6570\u5b57\uff09 MM \u8868\u793a\u6708\u4efd\uff08\u4e24\u4f4d\u6570\u5b57\uff0c\u8303\u56f4\u4ece 01 \u5230 12\uff09 DD \u8868\u793a\u65e5\u671f\uff08\u4e24\u4f4d\u6570\u5b57\uff0c\u8303\u56f4\u4ece 01 \u5230\u5929\u6570\u4e2d\u7684\u6700\u5927\u503c\uff09 \u4f8b\u5982\uff1a &#8212; \u4ee3\u8868 2023 \u5e74 3 \u6708 8 \u65e5 &#8216;2023-03-08&#8242; \u767b\u5f55\u540e\u590d\u5236 \u7279\u6b8a\u60c5\u51b5\uff1a \u95f0\u5e74\uff1a2 \u6708\u6709 29 \u5929\u3002\u4f8b\u5982\uff1a&#8217;2024-02-29&#8242; \u6ca1\u6709\u5e74\u4efd\uff1a\u53ea\u6709\u6708\u4efd\u548c\u65e5\u671f\u65f6\uff0c\u5c06\u4f7f\u7528\u5f53\u524d\u5e74\u4efd\u3002\u4f8b\u5982\uff1a&#8217;03-08&#8217;\uff08\u5047\u8bbe\u5f53\u524d\u5e74\u4efd\u4e3a [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-5663","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/5663","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=5663"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/5663\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=5663"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=5663"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=5663"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}