{"id":64986,"date":"2024-10-14T13:13:12","date_gmt":"2024-10-14T05:13:12","guid":{"rendered":"https:\/\/server.hk\/cnblog\/64986\/"},"modified":"2024-10-14T13:13:13","modified_gmt":"2024-10-14T05:13:13","slug":"mssql%e5%8f%8d%e5%90%91%e6%9f%a5%e6%89%be%ef%bc%9a%e6%89%93%e9%96%8b%e6%8e%a2%e7%b4%a2%e6%9c%aa%e7%9f%a5%e8%b7%af%e5%be%91%e7%9a%84%e5%a4%a7%e9%96%80%ef%bc%88mssql%e5%8f%8d%e5%90%91%e6%9f%a5%e6%89%be","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/64986\/","title":{"rendered":"MSSQL\u53cd\u5411\u67e5\u627e\uff1a\u6253\u958b\u63a2\u7d22\u672a\u77e5\u8def\u5f91\u7684\u5927\u9580\uff08mssql\u53cd\u5411\u67e5\u627e\uff09"},"content":{"rendered":"<h1 id=\"mssql%e5%8f%8d%e5%90%91%e6%9f%a5%e6%89%be%ef%bc%9a%e6%89%93%e9%96%8b%e6%8e%a2%e7%b4%a2%e6%9c%aa%e7%9f%a5%e8%b7%af%e5%be%91%e7%9a%84%e5%a4%a7%e9%96%80-REzrvfmwJo\">MSSQL\u53cd\u5411\u67e5\u627e\uff1a\u6253\u958b\u63a2\u7d22\u672a\u77e5\u8def\u5f91\u7684\u5927\u9580<\/h1>\n<p>\u5728\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\uff0cMicrosoft SQL Server\uff08MSSQL\uff09\u662f\u4e00\u500b\u5ee3\u6cdb\u4f7f\u7528\u7684\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u7cfb\u7d71\u3002\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u9577\uff0c\u5982\u4f55\u6709\u6548\u5730\u67e5\u8a62\u548c\u7ba1\u7406\u6578\u64da\u6210\u70ba\u4e86\u8a31\u591a\u958b\u767c\u8005\u548c\u6578\u64da\u5206\u6790\u5e2b\u9762\u81e8\u7684\u6311\u6230\u3002\u53cd\u5411\u67e5\u627e\uff08Reverse Lookup\uff09\u662f\u4e00\u7a2e\u5f37\u5927\u7684\u6280\u8853\uff0c\u80fd\u5920\u5e6b\u52a9\u7528\u6236\u5728\u6578\u64da\u5eab\u4e2d\u63a2\u7d22\u672a\u77e5\u7684\u8def\u5f91\uff0c\u5f9e\u800c\u7372\u53d6\u6709\u50f9\u503c\u7684\u4fe1\u606f\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e5%8f%8d%e5%90%91%e6%9f%a5%e6%89%be%ef%bc%9f-REzrvfmwJo\">\u4ec0\u9ebc\u662f\u53cd\u5411\u67e5\u627e\uff1f<\/h2>\n<p>\u53cd\u5411\u67e5\u627e\u662f\u6307\u5f9e\u5df2\u77e5\u7684\u6578\u64da\u51fa\u767c\uff0c\u67e5\u627e\u8207\u4e4b\u76f8\u95dc\u806f\u7684\u5176\u4ed6\u6578\u64da\u3002\u5728MSSQL\u4e2d\uff0c\u9019\u901a\u5e38\u6d89\u53ca\u5230\u4f7f\u7528JOIN\u8a9e\u53e5\u4f86\u9023\u63a5\u591a\u500b\u8868\uff0c\u5f9e\u800c\u7372\u53d6\u66f4\u5168\u9762\u7684\u4fe1\u606f\u3002\u4f8b\u5982\uff0c\u5047\u8a2d\u6211\u5011\u6709\u5169\u500b\u8868\uff1a<code>Customers<\/code>\u548c<code>Orders<\/code>\uff0c\u6211\u5011\u53ef\u4ee5\u901a\u904e\u53cd\u5411\u67e5\u627e\u4f86\u7372\u53d6\u67d0\u4f4d\u5ba2\u6236\u7684\u6240\u6709\u8a02\u55ae\u3002<\/p>\n<h3 id=\"%e5%8f%8d%e5%90%91%e6%9f%a5%e6%89%be%e7%9a%84%e5%9f%ba%e6%9c%ac%e7%a4%ba%e4%be%8b-REzrvfmwJo\">\u53cd\u5411\u67e5\u627e\u7684\u57fa\u672c\u793a\u4f8b<\/h3>\n<pre><code>SELECT Customers.CustomerName, Orders.OrderID\nFROM Customers\nINNER JOIN Orders ON Customers.CustomerID = Orders.CustomerID\nWHERE Customers.CustomerName = 'John Doe';\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u67e5\u8a62\u4e2d\uff0c\u6211\u5011\u5f9e<code>Customers<\/code>\u8868\u4e2d\u9078\u64c7\u5ba2\u6236\u540d\u7a31\uff0c\u4e26\u901a\u904e<code>INNER JOIN<\/code>\u5c07\u5176\u8207<code>Orders<\/code>\u8868\u9023\u63a5\uff0c\u5f9e\u800c\u7372\u53d6\u8a72\u5ba2\u6236\u7684\u6240\u6709\u8a02\u55aeID\u3002\u9019\u7a2e\u65b9\u6cd5\u4e0d\u50c5\u80fd\u5920\u5e6b\u52a9\u6211\u5011\u627e\u5230\u7279\u5b9a\u5ba2\u6236\u7684\u8a02\u55ae\uff0c\u9084\u80fd\u5920\u63ed\u793a\u5ba2\u6236\u884c\u70ba\u7684\u6a21\u5f0f\u3002<\/p>\n<h2 id=\"%e5%8f%8d%e5%90%91%e6%9f%a5%e6%89%be%e7%9a%84%e6%87%89%e7%94%a8%e5%a0%b4%e6%99%af-REzrvfmwJo\">\u53cd\u5411\u67e5\u627e\u7684\u61c9\u7528\u5834\u666f<\/h2>\n<p>\u53cd\u5411\u67e5\u627e\u5728\u591a\u7a2e\u5834\u666f\u4e2d\u90fd\u80fd\u767c\u63ee\u91cd\u8981\u4f5c\u7528\uff0c\u4ee5\u4e0b\u662f\u5e7e\u500b\u5e38\u898b\u7684\u61c9\u7528\u5834\u666f\uff1a<\/p>\n<ul>\n<li><strong>\u6578\u64da\u5206\u6790\uff1a<\/strong>\u901a\u904e\u53cd\u5411\u67e5\u627e\uff0c\u5206\u6790\u5e2b\u53ef\u4ee5\u5f9e\u4e00\u500b\u6578\u64da\u9ede\u51fa\u767c\uff0c\u63a2\u7d22\u8207\u4e4b\u76f8\u95dc\u7684\u5176\u4ed6\u6578\u64da\uff0c\u5f9e\u800c\u7372\u5f97\u66f4\u6df1\u5165\u7684\u898b\u89e3\u3002<\/li>\n<li><strong>\u6578\u64da\u6e05\u7406\uff1a<\/strong>\u5728\u6578\u64da\u6e05\u7406\u904e\u7a0b\u4e2d\uff0c\u53cd\u5411\u67e5\u627e\u53ef\u4ee5\u5e6b\u52a9\u8b58\u5225\u91cd\u8907\u6578\u64da\u6216\u4e0d\u4e00\u81f4\u7684\u6578\u64da\u689d\u76ee\u3002<\/li>\n<li><strong>\u5831\u544a\u751f\u6210\uff1a<\/strong>\u5728\u751f\u6210\u5831\u544a\u6642\uff0c\u53cd\u5411\u67e5\u627e\u53ef\u4ee5\u5e6b\u52a9\u7528\u6236\u5feb\u901f\u7372\u53d6\u6240\u9700\u7684\u6578\u64da\uff0c\u5f9e\u800c\u63d0\u9ad8\u5de5\u4f5c\u6548\u7387\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%8f%8d%e5%90%91%e6%9f%a5%e6%89%be%e7%9a%84%e6%8c%91%e6%88%b0-REzrvfmwJo\">\u53cd\u5411\u67e5\u627e\u7684\u6311\u6230<\/h2>\n<p>\u5118\u7ba1\u53cd\u5411\u67e5\u627e\u662f\u4e00\u500b\u5f37\u5927\u7684\u5de5\u5177\uff0c\u4f46\u5728\u5be6\u969b\u61c9\u7528\u4e2d\u4e5f\u9762\u81e8\u4e00\u4e9b\u6311\u6230\uff1a<\/p>\n<ul>\n<li><strong>\u6027\u80fd\u554f\u984c\uff1a<\/strong>\u7576\u6578\u64da\u91cf\u9f90\u5927\u6642\uff0c\u53cd\u5411\u67e5\u627e\u53ef\u80fd\u6703\u5c0e\u81f4\u67e5\u8a62\u6027\u80fd\u4e0b\u964d\u3002\u9019\u6642\u9700\u8981\u8003\u616e\u7d22\u5f15\u7684\u4f7f\u7528\uff0c\u4ee5\u63d0\u9ad8\u67e5\u8a62\u6548\u7387\u3002<\/li>\n<li><strong>\u6578\u64da\u5b8c\u6574\u6027\uff1a<\/strong>\u5728\u9032\u884c\u53cd\u5411\u67e5\u627e\u6642\uff0c\u5fc5\u9808\u78ba\u4fdd\u6578\u64da\u7684\u5b8c\u6574\u6027\u548c\u4e00\u81f4\u6027\uff0c\u5426\u5247\u53ef\u80fd\u6703\u5c0e\u81f4\u932f\u8aa4\u7684\u7d50\u679c\u3002<\/li>\n<li><strong>\u8907\u96dc\u6027\uff1a<\/strong>\u5c0d\u65bc\u8907\u96dc\u7684\u6578\u64da\u7d50\u69cb\uff0c\u53cd\u5411\u67e5\u627e\u7684\u67e5\u8a62\u8a9e\u53e5\u53ef\u80fd\u6703\u8b8a\u5f97\u975e\u5e38\u8907\u96dc\uff0c\u9019\u9700\u8981\u958b\u767c\u8005\u5177\u5099\u4e00\u5b9a\u7684SQL\u6280\u80fd\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-REzrvfmwJo\">\u7d50\u8ad6<\/h2>\n<p>MSSQL\u53cd\u5411\u67e5\u627e\u662f\u4e00\u500b\u5f37\u5927\u7684\u5de5\u5177\uff0c\u80fd\u5920\u5e6b\u52a9\u7528\u6236\u5f9e\u5df2\u77e5\u6578\u64da\u4e2d\u63a2\u7d22\u672a\u77e5\u7684\u8def\u5f91\u3002\u901a\u904e\u6709\u6548\u5730\u4f7f\u7528\u53cd\u5411\u67e5\u627e\uff0c\u958b\u767c\u8005\u548c\u6578\u64da\u5206\u6790\u5e2b\u53ef\u4ee5\u7372\u5f97\u66f4\u6df1\u5165\u7684\u898b\u89e3\uff0c\u63d0\u5347\u6578\u64da\u7ba1\u7406\u7684\u6548\u7387\u3002\u7136\u800c\uff0c\u5728\u5be6\u969b\u61c9\u7528\u4e2d\uff0c\u5fc5\u9808\u6ce8\u610f\u6027\u80fd\u3001\u6578\u64da\u5b8c\u6574\u6027\u548c\u67e5\u8a62\u7684\u8907\u96dc\u6027\u7b49\u6311\u6230\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684\u6578\u64da\u7ba1\u7406\u89e3\u6c7a\u65b9\u6848\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u4f86\u652f\u6301\u60a8\u7684MSSQL\u6578\u64da\u5eab\u904b\u884c\u3002\u7121\u8ad6\u662f\u6578\u64da\u5206\u6790\u9084\u662f\u5831\u544a\u751f\u6210\uff0c\u9078\u64c7\u5408\u9069\u7684\u670d\u52d9\u5668\u90fd\u80fd\u70ba\u60a8\u7684\u696d\u52d9\u5e36\u4f86\u66f4\u5927\u7684\u50f9\u503c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22MSSQL\u53cd\u5411\u67e5\u627e\u6280\u8853\uff0c\u63ed\u793a\u6578\u64da\u96b1\u85cf\u7684\u8def\u5f91\uff0c\u52a9\u60a8\u6df1\u5165\u4e86\u89e3\u6578\u64da\u5eab\u7d50\u69cb\u8207\u95dc\u806f\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-64986","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/64986","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=64986"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/64986\/revisions"}],"predecessor-version":[{"id":64987,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/64986\/revisions\/64987"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=64986"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=64986"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=64986"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}