{"id":167043,"date":"2024-11-05T21:53:26","date_gmt":"2024-11-05T13:53:26","guid":{"rendered":"https:\/\/server.hk\/cnblog\/167043\/"},"modified":"2024-11-05T21:53:27","modified_gmt":"2024-11-05T13:53:27","slug":"%e5%88%a9%e7%94%a8mssql%e7%b5%b1%e8%a8%88%e6%9c%88%e5%ba%a6%e5%b7%a5%e4%bd%9c%e9%87%8f%ef%bc%88mssql%e6%8c%89%e6%9c%88%e7%b5%b1%e8%a8%88%e5%b7%a5%e4%bd%9c%e9%87%8f%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/167043\/","title":{"rendered":"\u5229\u7528MSSQL\u7d71\u8a08\u6708\u5ea6\u5de5\u4f5c\u91cf\uff08mssql\u6309\u6708\u7d71\u8a08\u5de5\u4f5c\u91cf\uff09"},"content":{"rendered":"<h1 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id=\"%e6%9c%88%e5%ba%a6%e5%b7%a5%e4%bd%9c%e9%87%8f%e7%b5%b1%e8%a8%88%e7%9a%84%e9%9c%80%e6%b1%82-ZkAEPMIjxf\">\u6708\u5ea6\u5de5\u4f5c\u91cf\u7d71\u8a08\u7684\u9700\u6c42<\/h2>\n<p>\u4f01\u696d\u901a\u5e38\u9700\u8981\u7d71\u8a08\u7684\u5de5\u4f5c\u91cf\u5305\u62ec\u92b7\u552e\u6578\u64da\u3001\u5ba2\u6236\u670d\u52d9\u8acb\u6c42\u3001\u7522\u54c1\u751f\u7522\u6578\u91cf\u7b49\u3002\u9019\u4e9b\u6578\u64da\u7684\u7d71\u8a08\u53ef\u4ee5\u5e6b\u52a9\u4f01\u696d\u4e86\u89e3\u696d\u52d9\u904b\u884c\u72c0\u6cc1\uff0c\u4e26\u70ba\u672a\u4f86\u7684\u6c7a\u7b56\u63d0\u4f9b\u4f9d\u64da\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u9700\u6c42\uff1a<\/p>\n<ul>\n<li>\u6bcf\u6708\u92b7\u552e\u984d\u7d71\u8a08<\/li>\n<li>\u5ba2\u6236\u670d\u52d9\u8acb\u6c42\u7684\u8655\u7406\u6642\u9593<\/li>\n<li>\u7522\u54c1\u7684\u751f\u7522\u548c\u51fa\u8ca8\u6578\u91cf<\/li>\n<\/ul>\n<h2 id=\"%e4%bd%bf%e7%94%a8t-sql%e9%80%b2%e8%a1%8c%e6%9c%88%e5%ba%a6%e7%b5%b1%e8%a8%88-ZkAEPMIjxf\">\u4f7f\u7528T-SQL\u9032\u884c\u6708\u5ea6\u7d71\u8a08<\/h2>\n<p>\u70ba\u4e86\u9032\u884c\u6708\u5ea6\u5de5\u4f5c\u91cf\u7684\u7d71\u8a08\uff0c\u6211\u5011\u53ef\u4ee5\u4f7f\u7528T-SQL\u4e2d\u7684\u805a\u5408\u51fd\u6578\uff0c\u5982SUM\u3001COUNT\u7b49\uff0c\u4e26\u7d50\u5408GROUP BY\u5b50\u53e5\u4f86\u6309\u6708\u5206\u7d44\u6578\u64da\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u7bc4\u4f8b\uff0c\u5047\u8a2d\u6211\u5011\u6709\u4e00\u500b\u540d\u70ba<code>Sales<\/code>\u7684\u8868\u683c\uff0c\u8a18\u9304\u4e86\u6bcf\u7b46\u92b7\u552e\u7684\u65e5\u671f\u548c\u91d1\u984d\uff1a<\/p>\n<pre><code>SELECT \n    YEAR(SaleDate) AS SaleYear,\n    MONTH(SaleDate) AS SaleMonth,\n    SUM(Amount) AS TotalSales\nFROM \n    Sales\nGROUP BY \n    YEAR(SaleDate), MONTH(SaleDate)\nORDER BY \n    SaleYear, SaleMonth;<\/code><\/pre>\n<p>\u9019\u6bb5\u4ee3\u78bc\u5c07\u8fd4\u56de\u6bcf\u5e74\u7684\u6bcf\u500b\u6708\u7684\u7e3d\u92b7\u552e\u984d\u3002\u901a\u904e\u9019\u7a2e\u65b9\u5f0f\uff0c\u4f01\u696d\u53ef\u4ee5\u8f15\u9b06\u5730\u7372\u5f97\u6bcf\u6708\u7684\u92b7\u552e\u6578\u64da\u3002<\/p>\n<h2 id=\"%e9%80%b2%e9%9a%8e%e7%b5%b1%e8%a8%88%e5%88%86%e6%9e%90-ZkAEPMIjxf\">\u9032\u968e\u7d71\u8a08\u5206\u6790<\/h2>\n<p>\u9664\u4e86\u57fa\u672c\u7684\u6708\u5ea6\u7d71\u8a08\u5916\uff0c\u4f01\u696d\u9084\u53ef\u4ee5\u9032\u884c\u66f4\u6df1\u5165\u7684\u5206\u6790\u3002\u4f8b\u5982\uff0c\u82e5\u8981\u8a08\u7b97\u6bcf\u500b\u6708\u7684\u5e73\u5747\u92b7\u552e\u984d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u67e5\u8a62\uff1a<\/p>\n<pre><code>SELECT \n    YEAR(SaleDate) AS SaleYear,\n    MONTH(SaleDate) AS SaleMonth,\n    AVG(Amount) AS AverageSales\nFROM \n    Sales\nGROUP BY \n    YEAR(SaleDate), MONTH(SaleDate)\nORDER BY \n    SaleYear, SaleMonth;<\/code><\/pre>\n<p>\u9019\u6a23\u7684\u67e5\u8a62\u53ef\u4ee5\u5e6b\u52a9\u4f01\u696d\u4e86\u89e3\u6bcf\u6708\u7684\u92b7\u552e\u8da8\u52e2\uff0c\u4e26\u9032\u884c\u76f8\u61c9\u7684\u7b56\u7565\u8abf\u6574\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-ZkAEPMIjxf\">\u7d50\u8ad6<\/h2>\n<p>\u5229\u7528MSSQL\u9032\u884c\u6708\u5ea6\u5de5\u4f5c\u91cf\u7684\u7d71\u8a08\u662f\u4e00\u500b\u6709\u6548\u7684\u6578\u64da\u5206\u6790\u65b9\u6cd5\u3002\u901a\u904e\u4f7f\u7528T-SQL\u7684\u805a\u5408\u51fd\u6578\u548c\u5206\u7d44\u67e5\u8a62\uff0c\u4f01\u696d\u53ef\u4ee5\u8f15\u9b06\u7372\u5f97\u6240\u9700\u7684\u6578\u64da\uff0c\u5f9e\u800c\u652f\u6301\u696d\u52d9\u6c7a\u7b56\u3002\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u52a0\uff0c\u4f01\u696d\u53ef\u80fd\u9700\u8981\u8003\u616e\u4f7f\u7528\u66f4\u9ad8\u6548\u7684\u6578\u64da\u5b58\u5132\u548c\u8655\u7406\u65b9\u6848\uff0c\u4f8b\u5982<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u6216\u5176\u4ed6\u96f2\u670d\u52d9\uff0c\u4ee5\u78ba\u4fdd\u6578\u64da\u7684\u5b89\u5168\u6027\u548c\u53ef\u7528\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5229\u7528MSSQL\u6309\u6708\u7d71\u8a08\u5de5\u4f5c\u91cf\uff0c\u8f15\u9b06\u5206\u6790\u548c\u7ba1\u7406\u6bcf\u6708\u7684\u5de5\u4f5c\u6548\u7387\uff0c\u63d0\u5347\u5718\u968a\u751f\u7522\u529b\u548c\u696d\u52d9\u7e3e\u6548\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-167043","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/167043","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=167043"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/167043\/revisions"}],"predecessor-version":[{"id":167044,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/167043\/revisions\/167044"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=167043"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=167043"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=167043"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}