{"id":5959,"date":"2024-11-14T09:10:25","date_gmt":"2024-11-14T01:10:25","guid":{"rendered":"https:\/\/fwq.ai\/blog\/5959\/"},"modified":"2024-11-14T09:10:25","modified_gmt":"2024-11-14T01:10:25","slug":"sql%e5%87%bd%e6%95%b0%e5%a6%82%e4%bd%95%e5%90%91%e4%b8%8a%e5%8f%96%e6%95%b4","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/5959\/","title":{"rendered":"sql\u51fd\u6570\u5982\u4f55\u5411\u4e0a\u53d6\u6574"},"content":{"rendered":"<blockquote><p>\n  sql \u4e2d ceiling() \u51fd\u6570\u5411\u4e0a\u53d6\u6574\uff0c\u5c06\u6570\u503c\u820d\u5165\u5230\u6700\u8fd1\u7684\u6574\u6570\uff0c\u8bed\u6cd5\u4e3a ceiling(numeric_expression)\u3002\u793a\u4f8b\uff1a\u5411\u4e0a\u53d6\u6574 2.5 \u4e3a 3\uff0c-10.2 \u4e3a -10\u3002ceiling() \u9002\u7528\u4e8e\u6570\u503c\u6570\u636e\u7c7b\u578b\uff0cnull \u503c\u8fd4\u56de null\uff0c\u53d6\u6574\u5305\u62ec\u5c0f\u6570\u70b9\u540e\u7b2c\u4e00\u4f4d\u6570\u5b57\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202406\/06\/2024060609391670305.jpg\" class=\"aligncenter\" title=\"sql\u51fd\u6570\u5982\u4f55\u5411\u4e0a\u53d6\u6574\u63d2\u56fe\" alt=\"sql\u51fd\u6570\u5982\u4f55\u5411\u4e0a\u53d6\u6574\u63d2\u56fe\" \/><\/p>\n<p><strong>SQL \u4e2d\u5411\u4e0a\u53d6\u6574\u51fd\u6570<\/strong><\/p>\n<p>SQL \u4e2d\u4f7f\u7528 CEILING() \u51fd\u6570\u5411\u4e0a\u53d6\u6574\uff0c\u5c06\u6570\u503c\u820d\u5165\u5230\u6700\u63a5\u8fd1\u7684\u6574\u6570\u3002<\/p>\n<p><strong>\u8bed\u6cd5\uff1a<\/strong><\/p>\n<pre>CEILING(numeric_expression)<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u5176\u4e2d\uff0cnumeric_expression \u662f\u8981\u5411\u4e0a\u53d6\u6574\u7684\u6570\u503c\u8868\u8fbe\u5f0f\u3002<\/p>\n<p><strong>\u793a\u4f8b\uff1a<\/strong><\/p>\n<p>\u5411\u4e0a\u53d6\u6574\u6570\u5b57 2.5\uff1a<\/p>\n<pre>SELECT CEILING(2.5);<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u8f93\u51fa\uff1a<\/p>\n<pre>3<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u5411\u4e0a\u53d6\u6574\u6d6e\u70b9\u6570 -10.2\uff1a<\/p>\n<pre>SELECT CEILING(-10.2);<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u8f93\u51fa\uff1a<\/p>\n<pre>-10<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p><strong>\u6ce8\u610f\u4e8b\u9879\uff1a<\/strong><\/p>\n<ul>\n<li>\u5982\u679c numeric_expression \u4e3a NULL\uff0cCEILING() \u8fd4\u56de NULL\u3002<\/li>\n<li>CEILING() \u53d6\u6574\u65f6\u5305\u62ec\u5c0f\u6570\u70b9\u540e\u7684\u7b2c\u4e00\u4f4d\u6570\u5b57\uff0c\u56e0\u6b64 CEILING(2.49) \u4f1a\u8fd4\u56de 3\uff0c\u800c\u4e0d\u662f 2\u3002<\/li>\n<li>CEILING() \u4ec5\u9002\u7528\u4e8e\u6570\u503c\u6570\u636e\u7c7b\u578b\u3002\u5bf9\u4e8e\u5176\u4ed6\u6570\u636e\u7c7b\u578b\uff08\u5982\u5b57\u7b26\u4e32\u6216\u65e5\u671f\uff09\uff0c\u4f1a\u5f15\u53d1\u9519\u8bef\u3002<\/li>\n<\/ul>\n<p>\u4ee5\u4e0a\u5c31\u662fsql\u51fd\u6570\u5982\u4f55\u5411\u4e0a\u53d6\u6574\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 \u4e2d ceiling() \u51fd\u6570\u5411\u4e0a\u53d6\u6574\uff0c\u5c06\u6570\u503c\u820d\u5165\u5230\u6700\u8fd1\u7684\u6574\u6570\uff0c\u8bed\u6cd5\u4e3a ceiling(numeric_expression)\u3002\u793a\u4f8b\uff1a\u5411\u4e0a\u53d6\u6574 2.5 \u4e3a 3\uff0c-10.2 \u4e3a -10\u3002ceiling() \u9002\u7528\u4e8e\u6570\u503c\u6570\u636e\u7c7b\u578b\uff0cnull \u503c\u8fd4\u56de null\uff0c\u53d6\u6574\u5305\u62ec\u5c0f\u6570\u70b9\u540e\u7b2c\u4e00\u4f4d\u6570\u5b57\u3002 SQL \u4e2d\u5411\u4e0a\u53d6\u6574\u51fd\u6570 SQL \u4e2d\u4f7f\u7528 CEILING() \u51fd\u6570\u5411\u4e0a\u53d6\u6574\uff0c\u5c06\u6570\u503c\u820d\u5165\u5230\u6700\u63a5\u8fd1\u7684\u6574\u6570\u3002 \u8bed\u6cd5\uff1a CEILING(numeric_expression) \u767b\u5f55\u540e\u590d\u5236 \u5176\u4e2d\uff0cnumeric_expression \u662f\u8981\u5411\u4e0a\u53d6\u6574\u7684\u6570\u503c\u8868\u8fbe\u5f0f\u3002 \u793a\u4f8b\uff1a \u5411\u4e0a\u53d6\u6574\u6570\u5b57 2.5\uff1a SELECT CEILING(2.5); \u767b\u5f55\u540e\u590d\u5236 \u8f93\u51fa\uff1a 3 \u767b\u5f55\u540e\u590d\u5236 \u5411\u4e0a\u53d6\u6574\u6d6e\u70b9\u6570 -10.2\uff1a SELECT CEILING(-10.2); \u767b\u5f55\u540e\u590d\u5236 \u8f93\u51fa\uff1a -10 \u767b\u5f55\u540e\u590d\u5236 \u6ce8\u610f\u4e8b\u9879\uff1a \u5982\u679c numeric_expression \u4e3a NULL\uff0cCEILING() \u8fd4\u56de NULL\u3002 CEILING() \u53d6\u6574\u65f6\u5305\u62ec\u5c0f\u6570\u70b9\u540e\u7684\u7b2c\u4e00\u4f4d\u6570\u5b57\uff0c\u56e0\u6b64 CEILING(2.49) \u4f1a\u8fd4\u56de 3\uff0c\u800c\u4e0d\u662f 2\u3002 CEILING() [&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-5959","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/5959","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=5959"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/5959\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=5959"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=5959"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=5959"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}