{"id":139075,"date":"2024-10-31T18:02:19","date_gmt":"2024-10-31T10:02:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/139075\/"},"modified":"2024-10-31T18:02:19","modified_gmt":"2024-10-31T10:02:19","slug":"sql-server%e8%a6%96%e5%9c%96%e7%9a%84%e5%9b%9b%e5%a4%a7%e5%84%aa%e9%bb%9e","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/139075\/","title":{"rendered":"SQL Server\u8996\u5716\u7684\u56db\u5927\u512a\u9ede"},"content":{"rendered":"

SQL Server\u8996\u5716\u7684\u56db\u5927\u512a\u9ede<\/h1>\n

\u5728\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\u4e2d\uff0cSQL Server\u662f\u4e00\u500b\u5ee3\u6cdb\u4f7f\u7528\u7684\u9078\u64c7\uff0c\u5c24\u5176\u662f\u5728\u4f01\u696d\u74b0\u5883\u4e2d\u3002\u8996\u5716\uff08View\uff09\u662fSQL Server\u4e2d\u7684\u4e00\u500b\u91cd\u8981\u6982\u5ff5\uff0c\u5b83\u63d0\u4f9b\u4e86\u4e00\u7a2e\u865b\u64ec\u8868\u7684\u65b9\u5f0f\u4f86\u7c21\u5316\u6578\u64da\u7684\u67e5\u8a62\u548c\u7ba1\u7406\u3002\u672c\u6587\u5c07\u63a2\u8a0eSQL Server\u8996\u5716\u7684\u56db\u5927\u512a\u9ede\uff0c\u5e6b\u52a9\u8b80\u8005\u66f4\u597d\u5730\u7406\u89e3\u5176\u5728\u6578\u64da\u5eab\u8a2d\u8a08\u548c\u64cd\u4f5c\u4e2d\u7684\u91cd\u8981\u6027\u3002<\/p>\n

1. \u7c21\u5316\u67e5\u8a62<\/h2>\n

\u8996\u5716\u7684\u4e3b\u8981\u512a\u9ede\u4e4b\u4e00\u662f\u80fd\u5920\u7c21\u5316\u8907\u96dc\u7684\u67e5\u8a62\u3002\u901a\u904e\u5c07\u591a\u500b\u8868\u7684\u67e5\u8a62\u7d50\u679c\u5c01\u88dd\u5728\u4e00\u500b\u8996\u5716\u4e2d\uff0c\u7528\u6236\u53ef\u4ee5\u8f15\u9b06\u5730\u8a2a\u554f\u6240\u9700\u7684\u6578\u64da\uff0c\u800c\u7121\u9700\u6bcf\u6b21\u90fd\u7de8\u5beb\u8907\u96dc\u7684SQL\u8a9e\u53e5\u3002\u4f8b\u5982\uff0c\u5047\u8a2d\u6709\u4e00\u500b\u5305\u542b\u5ba2\u6236\u4fe1\u606f\u7684\u8868\u548c\u4e00\u500b\u5305\u542b\u8a02\u55ae\u4fe1\u606f\u7684\u8868\uff0c\u4f7f\u7528\u8005\u53ef\u4ee5\u5275\u5efa\u4e00\u500b\u8996\u5716\u4f86\u986f\u793a\u6bcf\u500b\u5ba2\u6236\u53ca\u5176\u8a02\u55ae\u7684\u8a73\u7d30\u4fe1\u606f\uff1a<\/p>\n

CREATE VIEW CustomerOrders AS\nSELECT Customers.CustomerID, Customers.CustomerName, Orders.OrderID, Orders.OrderDate\nFROM Customers\nJOIN Orders ON Customers.CustomerID = Orders.CustomerID;<\/code><\/pre>\n
\u9019\u6a23\uff0c\u7528\u6236\u53ea\u9700\u67e5\u8a62\u8996\u5716\uff0c\u800c\u4e0d\u5fc5\u6bcf\u6b21\u90fd\u7de8\u5bebJOIN\u8a9e\u53e5\uff0c\u5f9e\u800c\u63d0\u9ad8\u4e86\u67e5\u8a62\u7684\u6548\u7387\u548c\u53ef\u8b80\u6027\u3002<\/p>\n
2. \u63d0\u9ad8\u5b89\u5168\u6027<\/h2>\n
\u8996\u5716\u9084\u53ef\u4ee5\u7528\u4f86\u63d0\u9ad8\u6578\u64da\u7684\u5b89\u5168\u6027\u3002\u901a\u904e\u9650\u5236\u7528\u6236\u5c0d\u57fa\u790e\u8868\u7684\u76f4\u63a5\u8a2a\u554f\uff0c\u7ba1\u7406\u54e1\u53ef\u4ee5\u63a7\u5236\u7528\u6236\u80fd\u5920\u67e5\u770b\u548c\u64cd\u4f5c\u7684\u6578\u64da\u3002\u4f8b\u5982\uff0c\u5047\u8a2d\u4e00\u500b\u516c\u53f8\u5e0c\u671b\u67d0\u4e9b\u7528\u6236\u53ea\u80fd\u67e5\u770b\u5ba2\u6236\u7684\u59d3\u540d\u548c\u806f\u7e6b\u65b9\u5f0f\uff0c\u800c\u4e0d\u5e0c\u671b\u4ed6\u5011\u8a2a\u554f\u654f\u611f\u7684\u8ca1\u52d9\u4fe1\u606f\u3002\u53ef\u4ee5\u5275\u5efa\u4e00\u500b\u53ea\u5305\u542b\u5fc5\u8981\u5b57\u6bb5\u7684\u8996\u5716\uff1a<\/p>\n
CREATE VIEW CustomerContactInfo AS\nSELECT CustomerID, CustomerName, ContactEmail\nFROM Customers;<\/code><\/pre>\n
\u7136\u5f8c\uff0c\u7ba1\u7406\u54e1\u53ef\u4ee5\u6388\u4e88\u7528\u6236\u5c0d\u6b64\u8996\u5716\u7684\u8a2a\u554f\u6b0a\u9650\uff0c\u800c\u4e0d\u5fc5\u64d4\u5fc3\u4ed6\u5011\u6703\u63a5\u89f8\u5230\u654f\u611f\u6578\u64da\u3002<\/p>\n
3. \u6578\u64da\u62bd\u8c61\u5316<\/h2>\n
\u8996\u5716\u63d0\u4f9b\u4e86\u4e00\u7a2e\u6578\u64da\u62bd\u8c61\u5316\u7684\u65b9\u5f0f\uff0c\u4f7f\u5f97\u7528\u6236\u53ef\u4ee5\u5728\u4e0d\u95dc\u5fc3\u5e95\u5c64\u6578\u64da\u7d50\u69cb\u7684\u60c5\u6cc1\u4e0b\u9032\u884c\u64cd\u4f5c\u3002\u9019\u5c0d\u65bc\u6578\u64da\u5eab\u7684\u7dad\u8b77\u548c\u5347\u7d1a\u975e\u5e38\u6709\u7528\u3002\u4f8b\u5982\uff0c\u7576\u6578\u64da\u5eab\u7684\u7d50\u69cb\u767c\u751f\u8b8a\u5316\u6642\uff0c\u53ea\u9700\u66f4\u65b0\u8996\u5716\uff0c\u800c\u4e0d\u5fc5\u4fee\u6539\u6240\u6709\u4f9d\u8cf4\u65bc\u8a72\u6578\u64da\u7684\u67e5\u8a62\u3002\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u7dad\u8b77\u6210\u672c\u4e26\u63d0\u9ad8\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u3002<\/p>\n
4. \u6548\u80fd\u512a\u5316<\/h2>\n
\u8996\u5716\u9084\u53ef\u4ee5\u7528\u65bc\u6548\u80fd\u512a\u5316\u3002\u901a\u904e\u5275\u5efa\u7d22\u5f15\u8996\u5716\uff08Indexed View\uff09\uff0c\u53ef\u4ee5\u63d0\u9ad8\u67e5\u8a62\u7684\u6027\u80fd\u3002\u7d22\u5f15\u8996\u5716\u5c07\u67e5\u8a62\u7d50\u679c\u5b58\u5132\u5728\u7269\u7406\u78c1\u789f\u4e0a\uff0c\u5f9e\u800c\u52a0\u5feb\u67e5\u8a62\u901f\u5ea6\u3002\u9019\u5c0d\u65bc\u9700\u8981\u983b\u7e41\u67e5\u8a62\u7684\u6578\u64da\u96c6\u7279\u5225\u6709\u6548\u3002\u4f8b\u5982\uff1a<\/p>\n
CREATE UNIQUE CLUSTERED INDEX IDX_CustomerOrders ON CustomerOrders (CustomerID);<\/code><\/pre>\n
\u9019\u6a23\uff0c\u7576\u7528\u6236\u67e5\u8a62\u8a72\u8996\u5716\u6642\uff0cSQL Server\u53ef\u4ee5\u76f4\u63a5\u5f9e\u7d22\u5f15\u4e2d\u6aa2\u7d22\u6578\u64da\uff0c\u800c\u4e0d\u5fc5\u6bcf\u6b21\u90fd\u91cd\u65b0\u8a08\u7b97\u67e5\u8a62\u7d50\u679c\u3002<\/p>\n
\u7e3d\u7d50<\/h2>\n
\u7e3d\u7684\u4f86\u8aaa\uff0cSQL Server\u8996\u5716\u63d0\u4f9b\u4e86\u591a\u7a2e\u512a\u9ede\uff0c\u5305\u62ec\u7c21\u5316\u67e5\u8a62\u3001\u63d0\u9ad8\u5b89\u5168\u6027\u3001\u6578\u64da\u62bd\u8c61\u5316\u548c\u6548\u80fd\u512a\u5316\u3002\u9019\u4e9b\u7279\u6027\u4f7f\u5f97\u8996\u5716\u6210\u70ba\u6578\u64da\u5eab\u8a2d\u8a08\u4e2d\u4e0d\u53ef\u6216\u7f3a\u7684\u4e00\u90e8\u5206\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u7ba1\u7406\u548c\u4fdd\u8b77\u6578\u64da\u7684\u4f01\u696d\u4f86\u8aaa\uff0c\u5229\u7528\u8996\u5716\u7684\u512a\u52e2\u5c07\u6709\u52a9\u65bc\u63d0\u5347\u6574\u9ad4\u7684\u6578\u64da\u8655\u7406\u80fd\u529b\u3002\u5982\u679c\u60a8\u5c0d\u65bc\u5982\u4f55\u5728\u60a8\u7684\u696d\u52d9\u4e2d\u5be6\u65bd\u9019\u4e9b\u6280\u8853\u6709\u8208\u8da3\uff0c\u6b61\u8fce\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4e86\u89e3\u66f4\u591a\u95dc\u65bc\u9999\u6e2fVPS<\/a>\u548c\u4f3a\u670d\u5668<\/a>\u7684\u8cc7\u8a0a\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u63a2\u7d22SQL Server\u8996\u5716\u7684\u56db\u5927\u512a\u9ede\uff1a\u7c21\u5316\u67e5\u8a62\u3001\u589e\u5f37\u5b89\u5168\u6027\u3001\u63d0\u9ad8\u6027\u80fd\u53ca\u4fc3\u9032\u6578\u64da\u62bd\u8c61\uff0c\u52a9\u60a8\u66f4\u6709\u6548\u7ba1\u7406\u6578\u64da\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-139075","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/139075","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=139075"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/139075\/revisions"}],"predecessor-version":[{"id":139076,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/139075\/revisions\/139076"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=139075"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=139075"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=139075"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}