{"id":164141,"date":"2024-11-05T05:22:27","date_gmt":"2024-11-04T21:22:27","guid":{"rendered":"https:\/\/server.hk\/cnblog\/164141\/"},"modified":"2024-11-05T05:22:28","modified_gmt":"2024-11-04T21:22:28","slug":"%e5%80%9f%e5%8a%a9mssql%e8%aa%9e%e5%8f%a5%e6%8f%90%e5%8d%87%e5%b7%a5%e4%bd%9c%e6%95%88%e7%8e%87%ef%bc%88mssql%e8%aa%9e%e5%8f%a5%e6%8f%90%e9%ab%98%e6%95%88%e7%8e%87%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/164141\/","title":{"rendered":"\u501f\u52a9MSSQL\u8a9e\u53e5\u63d0\u5347\u5de5\u4f5c\u6548\u7387\uff08mssql\u8a9e\u53e5\u63d0\u9ad8\u6548\u7387\uff09"},"content":{"rendered":"<h1 id=\"%e5%80%9f%e5%8a%a9mssql%e8%aa%9e%e5%8f%a5%e6%8f%90%e5%8d%87%e5%b7%a5%e4%bd%9c%e6%95%88%e7%8e%87-tIcroRcsNB\">\u501f\u52a9MSSQL\u8a9e\u53e5\u63d0\u5347\u5de5\u4f5c\u6548\u7387<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u5546\u696d\u74b0\u5883\u4e2d\uff0c\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\u7684\u6548\u7387\u5c0d\u65bc\u4f01\u696d\u7684\u904b\u71df\u81f3\u95dc\u91cd\u8981\u3002Microsoft SQL Server\uff08MSSQL\uff09\u4f5c\u70ba\u4e00\u6b3e\u6d41\u884c\u7684\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u67e5\u8a62\u8a9e\u8a00\u2014\u2014T-SQL\uff08Transact-SQL\uff09\uff0c\u4f7f\u5f97\u7528\u6236\u80fd\u5920\u9ad8\u6548\u5730\u64cd\u4f5c\u548c\u7ba1\u7406\u6578\u64da\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u901a\u904e\u512a\u5316MSSQL\u8a9e\u53e5\u4f86\u63d0\u5347\u5de5\u4f5c\u6548\u7387\u3002<\/p>\n<h2 id=\"%e7%90%86%e8%a7%a3mssql%e8%aa%9e%e5%8f%a5%e7%9a%84%e5%9f%ba%e6%9c%ac%e7%b5%90%e6%a7%8b-tIcroRcsNB\">\u7406\u89e3MSSQL\u8a9e\u53e5\u7684\u57fa\u672c\u7d50\u69cb<\/h2>\n<p>MSSQL\u8a9e\u53e5\u4e3b\u8981\u7531\u4ee5\u4e0b\u5e7e\u500b\u90e8\u5206\u7d44\u6210\uff1a<\/p>\n<ul>\n<li><strong>\u9078\u64c7\uff08SELECT\uff09<\/strong>\uff1a\u7528\u65bc\u67e5\u8a62\u6578\u64da\u3002<\/li>\n<li><strong>\u63d2\u5165\uff08INSERT\uff09<\/strong>\uff1a\u7528\u65bc\u65b0\u589e\u6578\u64da\u3002<\/li>\n<li><strong>\u66f4\u65b0\uff08UPDATE\uff09<\/strong>\uff1a\u7528\u65bc\u4fee\u6539\u73fe\u6709\u6578\u64da\u3002<\/li>\n<li><strong>\u522a\u9664\uff08DELETE\uff09<\/strong>\uff1a\u7528\u65bc\u522a\u9664\u6578\u64da\u3002<\/li>\n<\/ul>\n<p>\u4f8b\u5982\uff0c\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u67e5\u8a62\u8a9e\u53e5\uff1a<\/p>\n<pre><code>SELECT * FROM Customers WHERE Country = 'USA';<\/code><\/pre>\n<h2 id=\"%e5%84%aa%e5%8c%96%e6%9f%a5%e8%a9%a2%e8%aa%9e%e5%8f%a5%e7%9a%84%e6%8a%80%e5%b7%a7-tIcroRcsNB\">\u512a\u5316\u67e5\u8a62\u8a9e\u53e5\u7684\u6280\u5de7<\/h2>\n<p>\u70ba\u4e86\u63d0\u9ad8MSSQL\u7684\u5de5\u4f5c\u6548\u7387\uff0c\u512a\u5316\u67e5\u8a62\u8a9e\u53e5\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u6709\u6548\u7684\u6280\u5de7\uff1a<\/p>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8%e7%b4%a2%e5%bc%95-tIcroRcsNB\">1. \u4f7f\u7528\u7d22\u5f15<\/h3>\n<p>\u7d22\u5f15\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\u3002\u901a\u904e\u5728\u7d93\u5e38\u67e5\u8a62\u7684\u5217\u4e0a\u5275\u5efa\u7d22\u5f15\uff0c\u53ef\u4ee5\u52a0\u5feb\u6578\u64da\u6aa2\u7d22\u901f\u5ea6\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>CREATE INDEX idx_Country ON Customers(Country);<\/code><\/pre>\n<h3 id=\"2-%e9%81%bf%e5%85%8d%e4%bd%bf%e7%94%a8select-tIcroRcsNB\">2. \u907f\u514d\u4f7f\u7528SELECT *<\/h3>\n<p>\u4f7f\u7528SELECT *\u6703\u5c0e\u81f4\u4e0d\u5fc5\u8981\u7684\u6578\u64da\u50b3\u8f38\uff0c\u5f71\u97ff\u6027\u80fd\u3002\u61c9\u8a72\u660e\u78ba\u6307\u5b9a\u9700\u8981\u7684\u5217\uff1a<\/p>\n<pre><code>SELECT CustomerID, ContactName FROM Customers WHERE Country = 'USA';<\/code><\/pre>\n<h3 id=\"3-%e4%bd%bf%e7%94%a8join%e8%80%8c%e9%9d%9e%e5%ad%90%e6%9f%a5%e8%a9%a2-tIcroRcsNB\">3. \u4f7f\u7528JOIN\u800c\u975e\u5b50\u67e5\u8a62<\/h3>\n<p>\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u4f7f\u7528JOIN\u53ef\u4ee5\u6bd4\u5b50\u67e5\u8a62\u66f4\u9ad8\u6548\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u4f7f\u7528JOIN\u7684\u4f8b\u5b50\uff1a<\/p>\n<pre><code>SELECT Orders.OrderID, Customers.ContactName \nFROM Orders \nJOIN Customers ON Orders.CustomerID = Customers.CustomerID;<\/code><\/pre>\n<h3 id=\"4-%e9%81%a9%e7%95%b6%e4%bd%bf%e7%94%a8where%e5%ad%90%e5%8f%a5-tIcroRcsNB\">4. \u9069\u7576\u4f7f\u7528WHERE\u5b50\u53e5<\/h3>\n<p>\u5728\u67e5\u8a62\u4e2d\u4f7f\u7528WHERE\u5b50\u53e5\u53ef\u4ee5\u904e\u6ffe\u4e0d\u5fc5\u8981\u7684\u6578\u64da\uff0c\u5f9e\u800c\u63d0\u9ad8\u6548\u7387\u3002\u78ba\u4fdd\u5728WHERE\u5b50\u53e5\u4e2d\u4f7f\u7528\u7d22\u5f15\u5217\uff0c\u4ee5\u52a0\u5feb\u67e5\u8a62\u901f\u5ea6\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8%e5%ad%98%e5%84%b2%e9%81%8e%e7%a8%8b%e5%92%8c%e8%a7%b8%e7%99%bc%e5%99%a8-tIcroRcsNB\">\u4f7f\u7528\u5b58\u5132\u904e\u7a0b\u548c\u89f8\u767c\u5668<\/h2>\n<p>\u5b58\u5132\u904e\u7a0b\u548c\u89f8\u767c\u5668\u662fMSSQL\u4e2d\u5f37\u5927\u7684\u529f\u80fd\uff0c\u53ef\u4ee5\u5e6b\u52a9\u81ea\u52d5\u5316\u548c\u512a\u5316\u6578\u64da\u64cd\u4f5c\u3002\u5b58\u5132\u904e\u7a0b\u53ef\u4ee5\u5c07\u591a\u500bSQL\u8a9e\u53e5\u5c01\u88dd\u5728\u4e00\u8d77\uff0c\u6e1b\u5c11\u7db2\u7d61\u6d41\u91cf\u4e26\u63d0\u9ad8\u57f7\u884c\u6548\u7387\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>CREATE PROCEDURE GetCustomerOrders \n    @CustomerID INT \nAS \nBEGIN \n    SELECT * FROM Orders WHERE CustomerID = @CustomerID; \nEND;<\/code><\/pre>\n<p>\u89f8\u767c\u5668\u5247\u53ef\u4ee5\u5728\u7279\u5b9a\u4e8b\u4ef6\u767c\u751f\u6642\u81ea\u52d5\u57f7\u884c\uff0c\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u6578\u64da\u7684\u4e00\u81f4\u6027\u548c\u5b8c\u6574\u6027\u3002<\/p>\n<h2 id=\"%e7%9b%a3%e6%8e%a7%e5%92%8c%e8%aa%bf%e6%95%b4%e6%80%a7%e8%83%bd-tIcroRcsNB\">\u76e3\u63a7\u548c\u8abf\u6574\u6027\u80fd<\/h2>\n<p>MSSQL\u63d0\u4f9b\u4e86\u591a\u7a2e\u5de5\u5177\u4f86\u76e3\u63a7\u548c\u8abf\u6574\u6027\u80fd\uff0c\u5305\u62ecSQL Server Profiler\u548cDatabase Engine Tuning Advisor\u3002\u901a\u904e\u9019\u4e9b\u5de5\u5177\uff0c\u53ef\u4ee5\u8b58\u5225\u6027\u80fd\u74f6\u9838\u4e26\u9032\u884c\u76f8\u61c9\u7684\u8abf\u6574\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-tIcroRcsNB\">\u7e3d\u7d50<\/h2>\n<p>\u901a\u904e\u512a\u5316MSSQL\u8a9e\u53e5\uff0c\u4f01\u696d\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u6578\u64da\u64cd\u4f5c\u7684\u6548\u7387\uff0c\u5f9e\u800c\u63d0\u5347\u6574\u9ad4\u5de5\u4f5c\u6548\u7387\u3002\u7121\u8ad6\u662f\u4f7f\u7528\u7d22\u5f15\u3001\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u67e5\u8a62\uff0c\u9084\u662f\u5229\u7528\u5b58\u5132\u904e\u7a0b\u548c\u89f8\u767c\u5668\uff0c\u9019\u4e9b\u6280\u5de7\u90fd\u80fd\u5e6b\u52a9\u7528\u6236\u66f4\u6709\u6548\u5730\u7ba1\u7406\u6578\u64da\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u8655\u7406\u7684\u4f01\u696d\u4f86\u8aaa\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\u6027\u80fd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u5982\u4f55\u501f\u52a9MSSQL\u8a9e\u53e5\u63d0\u5347\u5de5\u4f5c\u6548\u7387\uff0c\u7c21\u5316\u6578\u64da\u8655\u7406\uff0c\u512a\u5316\u67e5\u8a62\u6027\u80fd\uff0c\u52a9\u529b\u696d\u52d9\u6c7a\u7b56\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-164141","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/164141","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=164141"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/164141\/revisions"}],"predecessor-version":[{"id":164142,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/164141\/revisions\/164142"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=164141"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=164141"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=164141"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}