{"id":138915,"date":"2024-10-31T16:28:19","date_gmt":"2024-10-31T08:28:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/138915\/"},"modified":"2024-10-31T16:28:20","modified_gmt":"2024-10-31T08:28:20","slug":"sql-server%e5%b1%85%e7%84%b6%e4%b9%9f%e8%83%bd%e8%aa%bfc%e4%bb%a3%e7%a2%bc%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/138915\/","title":{"rendered":"SQL Server\u5c45\u7136\u4e5f\u80fd\u8abfC#\u4ee3\u78bc\uff1f"},"content":{"rendered":"<h1 id=\"sql-server%e5%b1%85%e7%84%b6%e4%b9%9f%e8%83%bd%e8%aa%bfc%e4%bb%a3%e7%a2%bc%ef%bc%9f-HiQxoQEKdN\">SQL Server\u5c45\u7136\u4e5f\u80fd\u8abfC#\u4ee3\u78bc\uff1f<\/h1>\n<p>\u5728\u73fe\u4eca\u7684\u8edf\u9ad4\u958b\u767c\u74b0\u5883\u4e2d\uff0cSQL Server\u548cC#\u90fd\u662f\u975e\u5e38\u91cd\u8981\u7684\u6280\u8853\u3002SQL Server\u4f5c\u70ba\u4e00\u500b\u5f37\u5927\u7684\u95dc\u806f\u5f0f\u8cc7\u6599\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u4f01\u696d\u7d1a\u61c9\u7528\u4e2d\u3002\u800cC#\u5247\u662f\u5fae\u8edf\u958b\u767c\u7684\u4e00\u7a2e\u73fe\u4ee3\u5316\u7de8\u7a0b\u8a9e\u8a00\uff0c\u5e38\u7528\u65bc\u958b\u767c\u684c\u9762\u61c9\u7528\u3001Web\u61c9\u7528\u53ca\u96f2\u7aef\u670d\u52d9\u3002\u90a3\u9ebc\uff0cSQL Server\u662f\u5426\u80fd\u5920\u76f4\u63a5\u8abf\u7528C#\u4ee3\u78bc\u5462\uff1f\u7b54\u6848\u662f\u80af\u5b9a\u7684\uff0c\u900f\u904eSQL Server\u7684CLR\uff08Common Language Runtime\uff09\u529f\u80fd\uff0c\u6211\u5011\u53ef\u4ee5\u5728\u8cc7\u6599\u5eab\u4e2d\u57f7\u884cC#\u4ee3\u78bc\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%afsql-server-clr%ef%bc%9f-HiQxoQEKdN\">\u4ec0\u9ebc\u662fSQL Server CLR\uff1f<\/h2>\n<p>SQL Server CLR\u662f\u4e00\u500b\u5141\u8a31\u958b\u767c\u8005\u5728SQL Server\u4e2d\u4f7f\u7528.NET\u8a9e\u8a00\uff08\u5982C#\uff09\u7de8\u5beb\u5b58\u5132\u904e\u7a0b\u3001\u89f8\u767c\u5668\u548c\u81ea\u5b9a\u7fa9\u51fd\u6578\u7684\u529f\u80fd\u3002\u9019\u610f\u5473\u8457\u958b\u767c\u8005\u53ef\u4ee5\u5229\u7528C#\u7684\u5f37\u5927\u529f\u80fd\u4f86\u64f4\u5c55SQL Server\u7684\u529f\u80fd\uff0c\u5f9e\u800c\u5be6\u73fe\u66f4\u8907\u96dc\u7684\u696d\u52d9\u908f\u8f2f\u3002<\/p>\n<h2 id=\"%e5%a6%82%e4%bd%95%e5%9c%a8sql-server%e4%b8%ad%e4%bd%bf%e7%94%a8c%e4%bb%a3%e7%a2%bc%ef%bc%9f-HiQxoQEKdN\">\u5982\u4f55\u5728SQL Server\u4e2d\u4f7f\u7528C#\u4ee3\u78bc\uff1f<\/h2>\n<p>\u8981\u5728SQL Server\u4e2d\u4f7f\u7528C#\u4ee3\u78bc\uff0c\u9996\u5148\u9700\u8981\u555f\u7528CLR\u96c6\u6210\u529f\u80fd\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u57fa\u672c\u6b65\u9a5f\uff1a<\/p>\n<ul>\n<li><strong>\u555f\u7528CLR\u96c6\u6210\uff1a<\/strong>\u5728SQL Server Management Studio\u4e2d\u57f7\u884c\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/li>\n<\/ul>\n<pre><code>sp_configure 'clr enabled', 1;\nRECONFIGURE;<\/code><\/pre>\n<ul>\n<li><strong>\u5275\u5efaC#\u985e\u5eab\uff1a<\/strong>\u4f7f\u7528Visual Studio\u5275\u5efa\u4e00\u500b\u65b0\u7684C#\u985e\u5eab\u5c08\u6848\uff0c\u4e26\u7de8\u5beb\u9700\u8981\u7684\u4ee3\u78bc\u3002\u4f8b\u5982\uff0c\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684C#\u51fd\u6578\uff0c\u7528\u65bc\u8a08\u7b97\u5169\u500b\u6578\u5b57\u7684\u548c\uff1a<\/li>\n<\/ul>\n<pre><code>using System;\nusing System.Data.SqlTypes;\nusing Microsoft.SqlServer.Server;\n\npublic class MathFunctions\n{\n    [SqlFunction]\n    public static SqlInt32 Add(SqlInt32 a, SqlInt32 b)\n    {\n        return a + b;\n    }\n}<\/code><\/pre>\n<ul>\n<li><strong>\u7de8\u8b6f\u4e26\u90e8\u7f72DLL\uff1a<\/strong>\u5c07\u7de8\u8b6f\u5f8c\u7684DLL\u6587\u4ef6\u90e8\u7f72\u5230SQL Server\u4e2d\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u5275\u5efa\u4e00\u500b\u7a0b\u5e8f\u96c6\uff1a<\/li>\n<\/ul>\n<pre><code>CREATE ASSEMBLY MathFunctions\nFROM 'C:pathtoyourMathFunctions.dll'\nWITH PERMISSION_SET = SAFE;<\/code><\/pre>\n<ul>\n<li><strong>\u5275\u5efaSQL Server\u51fd\u6578\uff1a<\/strong>\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u5275\u5efa\u4e00\u500bSQL\u51fd\u6578\uff0c\u4e26\u5c07\u5176\u6620\u5c04\u5230C#\u51fd\u6578\uff1a<\/li>\n<\/ul>\n<pre><code>CREATE FUNCTION dbo.AddNumbers(@a INT, @b INT)\nRETURNS INT\nAS EXTERNAL NAME MathFunctions.MathFunctions.Add;<\/code><\/pre>\n<h2 id=\"%e4%bd%bf%e7%94%a8c%e5%87%bd%e6%95%b8%e7%9a%84%e7%a4%ba%e4%be%8b-HiQxoQEKdN\">\u4f7f\u7528C#\u51fd\u6578\u7684\u793a\u4f8b<\/h2>\n<p>\u4e00\u65e6\u5b8c\u6210\u4e0a\u8ff0\u6b65\u9a5f\uff0c\u5c31\u53ef\u4ee5\u5728SQL Server\u4e2d\u4f7f\u7528\u9019\u500bC#\u51fd\u6578\u4e86\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>SELECT dbo.AddNumbers(5, 10) AS Result;<\/code><\/pre>\n<p>\u9019\u5c07\u8fd4\u56de15\uff0c\u986f\u793aC#\u4ee3\u78bc\u6210\u529f\u5728SQL Server\u4e2d\u57f7\u884c\u3002<\/p>\n<h2 id=\"%e5%84%aa%e5%8b%a2%e8%88%87%e8%80%83%e9%87%8f-HiQxoQEKdN\">\u512a\u52e2\u8207\u8003\u91cf<\/h2>\n<p>\u4f7f\u7528SQL Server CLR\u7684\u512a\u52e2\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u53ef\u4ee5\u5229\u7528C#\u7684\u8c50\u5bcc\u529f\u80fd\u548c\u5eab\uff0c\u5be6\u73fe\u66f4\u8907\u96dc\u7684\u908f\u8f2f\u3002<\/li>\n<li>\u63d0\u9ad8\u6027\u80fd\uff0c\u56e0\u70ba\u53ef\u4ee5\u5728\u8cc7\u6599\u5eab\u5c64\u9762\u76f4\u63a5\u8655\u7406\u6578\u64da\u3002<\/li>\n<\/ul>\n<p>\u7136\u800c\uff0c\u4e5f\u9700\u8981\u6ce8\u610f\u4e00\u4e9b\u6f5b\u5728\u7684\u554f\u984c\uff1a<\/p>\n<ul>\n<li>\u5b89\u5168\u6027\uff1a\u9700\u8981\u78ba\u4fddCLR\u4ee3\u78bc\u4e0d\u6703\u5f15\u5165\u5b89\u5168\u6f0f\u6d1e\u3002<\/li>\n<li>\u7dad\u8b77\u6027\uff1a\u4f7f\u7528C#\u4ee3\u78bc\u53ef\u80fd\u6703\u589e\u52a0\u7cfb\u7d71\u7684\u8907\u96dc\u6027\uff0c\u5f71\u97ff\u7dad\u8b77\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-HiQxoQEKdN\">\u7e3d\u7d50<\/h2>\n<p>\u900f\u904eSQL Server\u7684CLR\u529f\u80fd\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u5728\u8cc7\u6599\u5eab\u4e2d\u76f4\u63a5\u8abf\u7528C#\u4ee3\u78bc\uff0c\u9019\u70ba\u958b\u767c\u8907\u96dc\u7684\u696d\u52d9\u908f\u8f2f\u63d0\u4f9b\u4e86\u66f4\u591a\u7684\u9748\u6d3b\u6027\u548c\u6548\u7387\u3002\u7136\u800c\uff0c\u5728\u4f7f\u7528\u9019\u9805\u6280\u8853\u6642\uff0c\u958b\u767c\u8005\u9700\u8981\u8003\u616e\u5230\u5b89\u5168\u6027\u548c\u7dad\u8b77\u6027\u7b49\u554f\u984c\u3002\u82e5\u60a8\u5c0d\u65bc\u5982\u4f55\u5728\u9999\u6e2f\u7684\u4f3a\u670d\u5668\u4e0a\u5be6\u73fe\u9019\u4e9b\u529f\u80fd\u611f\u8208\u8da3\uff0c\u6b61\u8fce\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4e86\u89e3\u66f4\u591a\u8cc7\u8a0a\uff0c\u63a2\u7d22\u6211\u5011\u7684<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u5982\u4f55\u5728SQL Server\u4e2d\u8abf\u7528C#\u4ee3\u78bc\uff0c\u63d0\u5347\u6578\u64da\u8655\u7406\u6548\u7387\uff0c\u5be6\u73fe\u66f4\u9748\u6d3b\u7684\u6578\u64da\u64cd\u4f5c\u548c\u696d\u52d9\u908f\u8f2f\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-138915","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/138915","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=138915"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/138915\/revisions"}],"predecessor-version":[{"id":138916,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/138915\/revisions\/138916"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=138915"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=138915"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=138915"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}