{"id":138543,"date":"2024-10-31T15:21:20","date_gmt":"2024-10-31T07:21:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/138543\/"},"modified":"2024-10-31T15:21:20","modified_gmt":"2024-10-31T07:21:20","slug":"sql-server%e7%9a%84%e5%9f%b7%e8%a1%8c%e8%a8%88%e5%8a%83%e5%8f%8asql%e6%9f%a5%e8%a9%a2%e5%84%aa%e5%8c%96%e5%af%a6%e4%be%8b%e5%88%86%e6%9e%90%e8%88%87%e7%b8%bd%e7%b5%90","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/138543\/","title":{"rendered":"SQL Server\u7684\u57f7\u884c\u8a08\u5283\u53caSQL\u67e5\u8a62\u512a\u5316\u5be6\u4f8b\u5206\u6790\u8207\u7e3d\u7d50"},"content":{"rendered":"<h1 id=\"sql-server%e7%9a%84%e5%9f%b7%e8%a1%8c%e8%a8%88%e5%8a%83%e5%8f%8asql%e6%9f%a5%e8%a9%a2%e5%84%aa%e5%8c%96%e5%af%a6%e4%be%8b%e5%88%86%e6%9e%90%e8%88%87%e7%b8%bd%e7%b5%90-oLSvaORzBB\">SQL Server\u7684\u57f7\u884c\u8a08\u5283\u53caSQL\u67e5\u8a62\u512a\u5316\u5be6\u4f8b\u5206\u6790\u8207\u7e3d\u7d50<\/h1>\n<p>\u5728\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\uff0cSQL Server\u7684\u57f7\u884c\u8a08\u5283\u662f\u512a\u5316\u67e5\u8a62\u6027\u80fd\u7684\u95dc\u9375\u5de5\u5177\u3002\u57f7\u884c\u8a08\u5283\u986f\u793a\u4e86SQL Server\u5982\u4f55\u57f7\u884c\u67e5\u8a62\uff0c\u5305\u62ec\u4f7f\u7528\u7684\u7d22\u5f15\u3001\u806f\u63a5\u985e\u578b\u548c\u6578\u64da\u6aa2\u7d22\u7684\u9806\u5e8f\u3002\u4e86\u89e3\u57f7\u884c\u8a08\u5283\u7684\u7d50\u69cb\u548c\u5167\u5bb9\uff0c\u80fd\u5e6b\u52a9\u958b\u767c\u8005\u548c\u6578\u64da\u5eab\u7ba1\u7406\u54e1\u8b58\u5225\u6027\u80fd\u74f6\u9838\uff0c\u9032\u800c\u9032\u884c\u6709\u6548\u7684\u67e5\u8a62\u512a\u5316\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e5%9f%b7%e8%a1%8c%e8%a8%88%e5%8a%83%ef%bc%9f-oLSvaORzBB\">\u4ec0\u9ebc\u662f\u57f7\u884c\u8a08\u5283\uff1f<\/h2>\n<p>\u57f7\u884c\u8a08\u5283\u662fSQL Server\u5728\u57f7\u884c\u67e5\u8a62\u6642\u751f\u6210\u7684\u4e00\u500b\u8a73\u7d30\u6b65\u9a5f\u6307\u5357\u3002\u5b83\u5305\u542b\u4e86SQL Server\u9078\u64c7\u7684\u6700\u4f73\u8def\u5f91\u4f86\u6aa2\u7d22\u6240\u9700\u6578\u64da\u7684\u6240\u6709\u4fe1\u606f\u3002\u57f7\u884c\u8a08\u5283\u53ef\u4ee5\u662f\u986f\u793a\u5728SQL Server Management Studio (SSMS)\u4e2d\u7684\u5716\u5f62\u5316\u8868\u793a\uff0c\u4e5f\u53ef\u4ee5\u662f\u4ee5\u6587\u672c\u683c\u5f0f\u5448\u73fe\u7684\u3002<\/p>\n<h2 id=\"%e5%a6%82%e4%bd%95%e7%94%9f%e6%88%90%e5%9f%b7%e8%a1%8c%e8%a8%88%e5%8a%83-oLSvaORzBB\">\u5982\u4f55\u751f\u6210\u57f7\u884c\u8a08\u5283<\/h2>\n<p>\u5728SSMS\u4e2d\uff0c\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u6b65\u9a5f\u751f\u6210\u57f7\u884c\u8a08\u5283\uff1a<\/p>\n<ul>\n<li>\u6253\u958bSSMS\u4e26\u9023\u63a5\u5230SQL Server\u5be6\u4f8b\u3002<\/li>\n<li>\u5728\u67e5\u8a62\u7de8\u8f2f\u5668\u4e2d\u8f38\u5165SQL\u67e5\u8a62\u3002<\/li>\n<li>\u5728\u57f7\u884c\u67e5\u8a62\u4e4b\u524d\uff0c\u9ede\u64ca\u201c\u986f\u793a\u5be6\u969b\u57f7\u884c\u8a08\u5283\u201d\u6309\u9215\u3002<\/li>\n<li>\u57f7\u884c\u67e5\u8a62\u5f8c\uff0c\u57f7\u884c\u8a08\u5283\u5c07\u986f\u793a\u5728\u4e0b\u65b9\u7684\u201c\u57f7\u884c\u8a08\u5283\u201d\u9078\u9805\u5361\u4e2d\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%9f%b7%e8%a1%8c%e8%a8%88%e5%8a%83%e7%9a%84%e7%b5%84%e6%88%90%e9%83%a8%e5%88%86-oLSvaORzBB\">\u57f7\u884c\u8a08\u5283\u7684\u7d44\u6210\u90e8\u5206<\/h2>\n<p>\u57f7\u884c\u8a08\u5283\u4e3b\u8981\u7531\u4ee5\u4e0b\u5e7e\u500b\u90e8\u5206\u7d44\u6210\uff1a<\/p>\n<ul>\n<li><strong>\u64cd\u4f5c\u7b26\uff08Operators\uff09<\/strong>\uff1a\u6bcf\u500b\u64cd\u4f5c\u7b26\u4ee3\u8868\u4e00\u500b\u57f7\u884c\u6b65\u9a5f\uff0c\u4f8b\u5982\u6383\u63cf\u3001\u67e5\u8a62\u3001\u806f\u63a5\u7b49\u3002<\/li>\n<li><strong>\u6210\u672c\uff08Cost\uff09<\/strong>\uff1a\u6bcf\u500b\u64cd\u4f5c\u7b26\u7684\u57f7\u884c\u6210\u672c\uff0c\u901a\u5e38\u4ee5\u767e\u5206\u6bd4\u8868\u793a\uff0c\u5e6b\u52a9\u8b58\u5225\u6027\u80fd\u74f6\u9838\u3002<\/li>\n<li><strong>\u7d22\u5f15\u4f7f\u7528\u60c5\u6cc1<\/strong>\uff1a\u986f\u793a\u67e5\u8a62\u4e2d\u4f7f\u7528\u7684\u7d22\u5f15\uff0c\u5e6b\u52a9\u8a55\u4f30\u7d22\u5f15\u7684\u6709\u6548\u6027\u3002<\/li>\n<\/ul>\n<h2 id=\"sql%e6%9f%a5%e8%a9%a2%e5%84%aa%e5%8c%96%e5%af%a6%e4%be%8b%e5%88%86%e6%9e%90-oLSvaORzBB\">SQL\u67e5\u8a62\u512a\u5316\u5be6\u4f8b\u5206\u6790<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u67e5\u8a62\u512a\u5316\u5be6\u4f8b\uff1a<\/p>\n<pre><code>SELECT * FROM Orders WHERE CustomerID = 'ALFKI'<\/code><\/pre>\n<p>\u5728\u9019\u500b\u67e5\u8a62\u4e2d\uff0c\u5047\u8a2dOrders\u8868\u4e2d\u6709\u4e00\u500bCustomerID\u5217\uff0c\u4f46\u6c92\u6709\u7d22\u5f15\u3002\u57f7\u884c\u8a08\u5283\u53ef\u80fd\u986f\u793a\u5168\u8868\u6383\u63cf\uff0c\u9019\u6703\u5c0e\u81f4\u6027\u80fd\u554f\u984c\u3002\u70ba\u4e86\u512a\u5316\u9019\u500b\u67e5\u8a62\uff0c\u53ef\u4ee5\u5275\u5efa\u4e00\u500b\u7d22\u5f15\uff1a<\/p>\n<pre><code>CREATE INDEX idx_CustomerID ON Orders(CustomerID)<\/code><\/pre>\n<p>\u5275\u5efa\u7d22\u5f15\u5f8c\uff0c\u518d\u6b21\u57f7\u884c\u67e5\u8a62\uff0c\u57f7\u884c\u8a08\u5283\u61c9\u986f\u793a\u4f7f\u7528\u4e86\u7d22\u5f15\uff0c\u5f9e\u800c\u6e1b\u5c11\u4e86\u67e5\u8a62\u7684\u57f7\u884c\u6642\u9593\u3002<\/p>\n<h2 id=\"%e5%b8%b8%e8%a6%8b%e7%9a%84%e6%9f%a5%e8%a9%a2%e5%84%aa%e5%8c%96%e6%8a%80%e5%b7%a7-oLSvaORzBB\">\u5e38\u898b\u7684\u67e5\u8a62\u512a\u5316\u6280\u5de7<\/h2>\n<ul>\n<li><strong>\u4f7f\u7528\u7d22\u5f15<\/strong>\uff1a\u78ba\u4fdd\u67e5\u8a62\u4e2d\u4f7f\u7528\u7684\u5217\u6709\u9069\u7576\u7684\u7d22\u5f15\u3002<\/li>\n<li><strong>\u907f\u514dSELECT *<\/strong>\uff1a\u53ea\u9078\u64c7\u9700\u8981\u7684\u5217\uff0c\u6e1b\u5c11\u6578\u64da\u50b3\u8f38\u91cf\u3002<\/li>\n<li><strong>\u4f7f\u7528JOIN\u800c\u975e\u5b50\u67e5\u8a62<\/strong>\uff1a\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u4f7f\u7528JOIN\u53ef\u4ee5\u63d0\u9ad8\u6027\u80fd\u3002<\/li>\n<li><strong>\u5b9a\u671f\u66f4\u65b0\u7d71\u8a08\u4fe1\u606f<\/strong>\uff1a\u78ba\u4fddSQL Server\u64c1\u6709\u6700\u65b0\u7684\u6578\u64da\u5206\u4f48\u4fe1\u606f\uff0c\u4ee5\u4fbf\u751f\u6210\u6700\u4f73\u7684\u57f7\u884c\u8a08\u5283\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-oLSvaORzBB\">\u7e3d\u7d50<\/h2>\n<p>SQL Server\u7684\u57f7\u884c\u8a08\u5283\u662f\u67e5\u8a62\u512a\u5316\u7684\u91cd\u8981\u5de5\u5177\uff0c\u901a\u904e\u5206\u6790\u57f7\u884c\u8a08\u5283\uff0c\u958b\u767c\u8005\u548c\u6578\u64da\u5eab\u7ba1\u7406\u54e1\u53ef\u4ee5\u8b58\u5225\u6027\u80fd\u74f6\u9838\u4e26\u9032\u884c\u76f8\u61c9\u7684\u512a\u5316\u3002\u900f\u904e\u5be6\u4f8b\u5206\u6790\uff0c\u6211\u5011\u53ef\u4ee5\u770b\u5230\u5982\u4f55\u901a\u904e\u5275\u5efa\u7d22\u5f15\u548c\u8abf\u6574\u67e5\u8a62\u4f86\u63d0\u9ad8\u6027\u80fd\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u8655\u7406\u7684\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4e5f\u662f\u81f3\u95dc\u91cd\u8981\u7684\uff0c\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u6578\u64da\u5eab\u7684\u7a69\u5b9a\u6027\u548c\u97ff\u61c9\u901f\u5ea6\u3002\u4e86\u89e3\u548c\u61c9\u7528\u9019\u4e9b\u512a\u5316\u6280\u5de7\uff0c\u5c07\u6709\u52a9\u65bc\u63d0\u5347SQL Server\u7684\u6574\u9ad4\u6027\u80fd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6df1\u5165\u5206\u6790SQL Server\u57f7\u884c\u8a08\u5283\uff0c\u63d0\u4f9bSQL\u67e5\u8a62\u512a\u5316\u5be6\u4f8b\uff0c\u52a9\u60a8\u63d0\u5347\u6578\u64da\u5eab\u6027\u80fd\u8207\u67e5\u8a62\u6548\u7387\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-138543","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/138543","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=138543"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/138543\/revisions"}],"predecessor-version":[{"id":138544,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/138543\/revisions\/138544"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=138543"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=138543"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=138543"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}