{"id":65809,"date":"2024-10-14T14:04:16","date_gmt":"2024-10-14T06:04:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/65809\/"},"modified":"2024-10-14T14:04:16","modified_gmt":"2024-10-14T06:04:16","slug":"mssql%e6%8b%bc%e6%8e%a5%e6%97%a5%e6%9c%9f%ef%bc%9a%e5%bf%ab%e9%80%9f%e7%8e%a9%e8%bd%89%e6%99%82%e9%96%93%e6%88%b3%e6%93%8d%e4%bd%9c%ef%bc%88mssql%e6%8b%bc%e6%8e%a5%e6%97%a5%e6%9c%9f%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/65809\/","title":{"rendered":"MSSQL\u62fc\u63a5\u65e5\u671f\uff1a\u5feb\u901f\u73a9\u8f49\u6642\u9593\u6233\u64cd\u4f5c\uff08mssql\u62fc\u63a5\u65e5\u671f\uff09"},"content":{"rendered":"<h1 id=\"mssql%e6%8b%bc%e6%8e%a5%e6%97%a5%e6%9c%9f%ef%bc%9a%e5%bf%ab%e9%80%9f%e7%8e%a9%e8%bd%89%e6%99%82%e9%96%93%e6%88%b3%e6%93%8d%e4%bd%9c-QAMVOWmGca\">MSSQL\u62fc\u63a5\u65e5\u671f\uff1a\u5feb\u901f\u73a9\u8f49\u6642\u9593\u6233\u64cd\u4f5c<\/h1>\n<p>\u5728\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\uff0c\u65e5\u671f\u548c\u6642\u9593\u7684\u8655\u7406\u662f\u975e\u5e38\u91cd\u8981\u7684\u4e00\u74b0\u3002\u7279\u5225\u662f\u5728\u4f7f\u7528Microsoft SQL Server\uff08MSSQL\uff09\u6642\uff0c\u5982\u4f55\u6709\u6548\u5730\u62fc\u63a5\u65e5\u671f\u548c\u6642\u9593\u6233\uff0c\u80fd\u5920\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u597d\u5730\u7ba1\u7406\u548c\u67e5\u8a62\u6578\u64da\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0eMSSQL\u4e2d\u62fc\u63a5\u65e5\u671f\u7684\u6280\u5de7\uff0c\u4e26\u63d0\u4f9b\u5be6\u7528\u7684\u7bc4\u4f8b\u548c\u4ee3\u78bc\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e6%97%a5%e6%9c%9f%e6%8b%bc%e6%8e%a5%ef%bc%9f-QAMVOWmGca\">\u4ec0\u9ebc\u662f\u65e5\u671f\u62fc\u63a5\uff1f<\/h2>\n<p>\u65e5\u671f\u62fc\u63a5\u662f\u6307\u5c07\u591a\u500b\u65e5\u671f\u6216\u6642\u9593\u7684\u7d44\u4ef6\uff08\u5982\u5e74\u3001\u6708\u3001\u65e5\u3001\u6642\u3001\u5206\u3001\u79d2\uff09\u5408\u4f75\u6210\u4e00\u500b\u5b8c\u6574\u7684\u65e5\u671f\u6642\u9593\u683c\u5f0f\u3002\u5728MSSQL\u4e2d\uff0c\u9019\u901a\u5e38\u6d89\u53ca\u5230\u4f7f\u7528\u5b57\u7b26\u4e32\u64cd\u4f5c\u51fd\u6578\u4f86\u9054\u6210\u3002<\/p>\n<h2 id=\"mssql%e4%b8%ad%e7%9a%84%e6%97%a5%e6%9c%9f%e5%92%8c%e6%99%82%e9%96%93%e5%87%bd%e6%95%b8-QAMVOWmGca\">MSSQL\u4e2d\u7684\u65e5\u671f\u548c\u6642\u9593\u51fd\u6578<\/h2>\n<p>MSSQL\u63d0\u4f9b\u4e86\u591a\u7a2e\u51fd\u6578\u4f86\u8655\u7406\u65e5\u671f\u548c\u6642\u9593\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684\u51fd\u6578\uff1a<\/p>\n<ul>\n<li><code>GETDATE()<\/code>\uff1a\u8fd4\u56de\u7576\u524d\u7684\u65e5\u671f\u548c\u6642\u9593\u3002<\/li>\n<li><code>CONVERT()<\/code>\uff1a\u5c07\u4e00\u500b\u6578\u64da\u985e\u578b\u8f49\u63db\u70ba\u53e6\u4e00\u500b\u6578\u64da\u985e\u578b\uff0c\u7279\u5225\u662f\u65e5\u671f\u548c\u6642\u9593\u683c\u5f0f\u3002<\/li>\n<li><code>FORMAT()<\/code>\uff1a\u683c\u5f0f\u5316\u65e5\u671f\u548c\u6642\u9593\u7684\u986f\u793a\u65b9\u5f0f\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%8b%bc%e6%8e%a5%e6%97%a5%e6%9c%9f%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%96%b9%e6%b3%95-QAMVOWmGca\">\u62fc\u63a5\u65e5\u671f\u7684\u57fa\u672c\u65b9\u6cd5<\/h2>\n<p>\u5728MSSQL\u4e2d\uff0c\u62fc\u63a5\u65e5\u671f\u53ef\u4ee5\u4f7f\u7528\u5b57\u7b26\u4e32\u64cd\u4f5c\u51fd\u6578\uff0c\u5982<code>CONCAT()<\/code>\u6216<code>+ <\/code>\u904b\u7b97\u7b26\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u793a\u4f8b\uff1a<\/p>\n<h3>\u793a\u4f8b1\uff1a\u4f7f\u7528<code>CONCAT()<\/code>\u51fd\u6578<\/h3>\n<pre><code>\nDECLARE @Year INT = 2023;\nDECLARE @Month INT = 10;\nDECLARE @Day INT = 5;\n\nSELECT CONCAT(@Year, '-', FORMAT(@Month, '00'), '-', FORMAT(@Day, '00')) AS FullDate;\n<\/code><\/pre>\n<p>\u9019\u6bb5\u4ee3\u78bc\u5c07\u8f38\u51fa\uff1a<code>2023-10-05<\/code>\uff0c\u9019\u662f\u4e00\u500b\u6a19\u6e96\u7684\u65e5\u671f\u683c\u5f0f\u3002<\/p>\n<h3>\u793a\u4f8b2\uff1a\u4f7f\u7528<code>+ <\/code>\u904b\u7b97\u7b26<\/h3>\n<pre><code>\nDECLARE @Year INT = 2023;\nDECLARE @Month INT = 10;\nDECLARE @Day INT = 5;\n\nSELECT CAST(@Year AS VARCHAR(4)) + '-' + \n       RIGHT('0' + CAST(@Month AS VARCHAR(2)), 2) + '-' + \n       RIGHT('0' + CAST(@Day AS VARCHAR(2)), 2) AS FullDate;\n<\/code><\/pre>\n<p>\u9019\u6bb5\u4ee3\u78bc\u540c\u6a23\u6703\u8f38\u51fa\uff1a<code>2023-10-05<\/code>\u3002\u9019\u7a2e\u65b9\u6cd5\u4f7f\u7528\u4e86\u5b57\u7b26\u4e32\u7684\u62fc\u63a5\uff0c\u4e26\u78ba\u4fdd\u4e86\u6708\u4efd\u548c\u65e5\u671f\u7684\u683c\u5f0f\u70ba\u5169\u4f4d\u6578\u3002<\/p>\n<h2 id=\"%e8%99%95%e7%90%86%e6%99%82%e9%96%93%e6%88%b3-QAMVOWmGca\">\u8655\u7406\u6642\u9593\u6233<\/h2>\n<p>\u9664\u4e86\u65e5\u671f\u7684\u62fc\u63a5\uff0c\u6642\u9593\u6233\u7684\u8655\u7406\u4e5f\u662f\u4e00\u500b\u5e38\u898b\u7684\u9700\u6c42\u3002\u5728MSSQL\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528<code>GETDATE()<\/code>\u51fd\u6578\u4f86\u7372\u53d6\u7576\u524d\u7684\u6642\u9593\u6233\uff0c\u7136\u5f8c\u9032\u884c\u683c\u5f0f\u5316\u3002<\/p>\n<h3 id=\"%e7%a4%ba%e4%be%8b3%ef%bc%9a%e7%8d%b2%e5%8f%96%e7%95%b6%e5%89%8d%e6%99%82%e9%96%93%e6%88%b3-QAMVOWmGca\">\u793a\u4f8b3\uff1a\u7372\u53d6\u7576\u524d\u6642\u9593\u6233<\/h3>\n<pre><code>\nSELECT CONVERT(VARCHAR, GETDATE(), 120) AS CurrentTimestamp;\n<\/code><\/pre>\n<p>\u9019\u6bb5\u4ee3\u78bc\u5c07\u8fd4\u56de\u7576\u524d\u7684\u6642\u9593\u6233\uff0c\u683c\u5f0f\u70ba<code>YYYY-MM-DD HH:MM:SS<\/code>\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-QAMVOWmGca\">\u7d50\u8ad6<\/h2>\n<p>\u5728MSSQL\u4e2d\uff0c\u62fc\u63a5\u65e5\u671f\u548c\u8655\u7406\u6642\u9593\u6233\u662f\u6578\u64da\u5eab\u64cd\u4f5c\u4e2d\u4e0d\u53ef\u6216\u7f3a\u7684\u4e00\u90e8\u5206\u3002\u901a\u904e\u4f7f\u7528\u5b57\u7b26\u4e32\u64cd\u4f5c\u51fd\u6578\u548c\u65e5\u671f\u6642\u9593\u51fd\u6578\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u9748\u6d3b\u5730\u7ba1\u7406\u548c\u67e5\u8a62\u6578\u64da\u3002\u7121\u8ad6\u662f\u7528\u65bc\u5831\u544a\u751f\u6210\u9084\u662f\u6578\u64da\u5206\u6790\uff0c\u638c\u63e1\u9019\u4e9b\u6280\u5de7\u90fd\u80fd\u63d0\u9ad8\u5de5\u4f5c\u6548\u7387\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bc<code>MSSQL<\/code>\u7684\u4f7f\u7528\u6709\u66f4\u591a\u7684\u9700\u6c42\uff0c\u6216\u8005\u9700\u8981\u7a69\u5b9a\u7684<code><a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a><\/code>\u4f86\u652f\u6301\u60a8\u7684\u6578\u64da\u5eab\u64cd\u4f5c\uff0c\u6b61\u8fce\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u8cc7\u8a0a\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u638c\u63e1MSSQL\u62fc\u63a5\u65e5\u671f\u6280\u5de7\uff0c\u8f7b\u677e\u5904\u7406\u65f6\u95f4\u6233\u64cd\u4f5c\uff0c\u63d0\u5347\u6570\u636e\u5e93\u7ba1\u7406\u6548\u7387\uff0c\u5feb\u901f\u5b9e\u73b0\u65e5\u671f\u683c\u5f0f\u8f6c\u6362\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-65809","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/65809","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=65809"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/65809\/revisions"}],"predecessor-version":[{"id":65810,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/65809\/revisions\/65810"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=65809"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=65809"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=65809"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}