{"id":12006,"date":"2023-06-08T14:43:52","date_gmt":"2023-06-08T06:43:52","guid":{"rendered":"https:\/\/www.gbase8.cn\/?p=12006"},"modified":"2023-06-08T17:28:06","modified_gmt":"2023-06-08T09:28:06","slug":"gbase-8a%e7%9a%84datediff%e5%92%8ctimestampdiff%e7%9a%84%e5%8c%ba%e5%88%ab","status":"publish","type":"post","link":"https:\/\/www.gbase8.cn\/en\/12006","title":{"rendered":"\u5357\u5927\u901a\u7528GBase 8a\u7684DateDiff\u548cTimestampDiff\u7684\u53c2\u6570\u987a\u5e8f\u4e0d\u540c"},"content":{"rendered":"<p>\u4e24\u4e2a\u51fd\u6570\u90fd\u662f\u7528\u6765\u53d62\u4e2a\u65e5\u671f\u4e4b\u95f4\u7684\u5dee\u8ddd\uff0c\u5176\u4e2dtimestampdiff\u53ef\u4ee5\u53d6\u5404\u4e2a\u4f4d\u7f6e\uff0c\u6bd4\u5982\u5e74\uff0c\u6708\uff0c\u65e5\u7b49\uff0c\u800cdatediff\u53ea\u80fd\u53d6\u65e5\u3002\u6700\u5927\u7684\u533a\u522b\uff0cdatadiff\u662f\u65e5\u671f1-\u65e5\u671f2\uff0c \u800ctimestampdiff\u662f\u65e5\u671f2-\u65e5\u671f1\u3002\u5148\u540e\u987a\u5e8f\u662f\u53cd\u7684\u3002<\/p>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_84 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Directory Navigation<\/p>\n<label for=\"ez-toc-cssicon-toggle-item-6a2b766cc6b1b\" class=\"ez-toc-cssicon-toggle-label\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/label><input type=\"checkbox\"  id=\"ez-toc-cssicon-toggle-item-6a2b766cc6b1b\"  aria-label=\"Toggle\" \/><nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.gbase8.cn\/en\/12006\/#DateDiff\" >DateDiff<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.gbase8.cn\/en\/12006\/#TimestampDiff\" >TimestampDiff<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.gbase8.cn\/en\/12006\/#PERIOD_DIFF\" >PERIOD_DIFF<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"DateDiff\"><\/span>DateDiff<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u65e5\u671f1-\u65e5\u671f2\u3002\u5982\u679c\u7b2c\u4e00\u4e2a\u65e5\u671f\u665a\u4e8e(\u5927\u4e8e)\u7b2c\u4e8c\u4e2a\u65e5\u671f\uff0c\u5219\u8fd4\u56de\u6b63\u6570\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code has-small-font-size\"><code>gbase> select datediff(now(),'2004-05-01');\n+------------------------------+\n| datediff(now(),'2004-05-01') |\n+------------------------------+\n|                         6977 |\n+------------------------------+\n1 row in set (Elapsed: 00:00:00.01)<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"TimestampDiff\"><\/span>TimestampDiff<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u65e5\u671f2-\u65e5\u671f1\u3002\u5982\u679c\u7b2c\u4e00\u4e2a\u65e5\u671f\u665a\u4e8e(\u5927\u4e8e)\u7b2c\u4e8c\u4e2a\u65e5\u671f\uff0c\u8fd4\u56de\u8d1f\u6570\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code has-small-font-size\"><code>\ngbase&gt; select timestampdiff(day,now(),'2004-05-01');\n+---------------------------------------+\n| timestampdiff(day,now(),'2004-05-01') |\n+---------------------------------------+\n|                                 -6977 |\n+---------------------------------------+<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"PERIOD_DIFF\"><\/span>PERIOD_DIFF<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u65e5\u671f1-\u65e5\u671f2<\/p>\n\n\n\n<pre class=\"wp-block-code has-small-font-size\"><code>gbase> select PERIOD_DIFF(20230608,20230607);\r\n+--------------------------------+\r\n| PERIOD_DIFF(20230608,20230607) |\r\n+--------------------------------+\r\n|                              1 |\r\n+--------------------------------+\r\n1 row in set (Elapsed: 00:00:00.00)\r\n<\/code><\/pre>","protected":false},"excerpt":{"rendered":"<p>\u4e24\u4e2a\u51fd\u6570\u90fd\u662f\u7528\u6765\u53d62\u4e2a\u65e5\u671f\u4e4b\u95f4\u7684\u5dee\u8ddd\uff0c\u5176\u4e2dtimestampdiff\u53ef\u4ee5\u53d6\u5404\u4e2a\u4f4d\u7f6e\uff0c\u6bd4\u5982\u5e74\uff0c\u6708\uff0c\u65e5\u7b49\uff0c\u800cdatediff\u53ea\u80fd\u53d6\u65e5\u3002\u6700\u5927\u7684\u533a\u522b\uff0cdatadiff\u662f\u65e5\u671f1-\u65e5\u671f2\uff0c \u800ctimestampdiff\u662f\u65e5\u671f2-\u65e5\u671f1\u3002\u5148\u540e\u987a\u5e8f\u662f\u53cd\u7684\u3002<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[36],"class_list":["post-12006","post","type-post","status-publish","format-standard","hentry","category-gbase8a","tag-36"],"_links":{"self":[{"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/posts\/12006","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/comments?post=12006"}],"version-history":[{"count":6,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/posts\/12006\/revisions"}],"predecessor-version":[{"id":12023,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/posts\/12006\/revisions\/12023"}],"wp:attachment":[{"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/media?parent=12006"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/categories?post=12006"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/tags?post=12006"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}