{"id":59599,"date":"2024-10-12T23:18:19","date_gmt":"2024-10-12T15:18:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/59599\/"},"modified":"2024-10-12T23:18:19","modified_gmt":"2024-10-12T15:18:19","slug":"clr%e6%95%b8%e6%93%9a%e5%ba%ab%e7%a8%8b%e5%ba%8f%e9%9b%86%e7%9a%84%e5%84%aa%e9%bb%9e%e7%b0%a1%e6%9e%90-clr%e6%95%b8%e6%93%9a%e5%ba%ab-%e7%a8%8b%e5%ba%8f%e9%9b%86-%e5%84%aa%e9%bb%9e","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/59599\/","title":{"rendered":"CLR\u6578\u64da\u5eab\u7a0b\u5e8f\u96c6\u7684\u512a\u9ede\u7c21\u6790 (clr\u6578\u64da\u5eab \u7a0b\u5e8f\u96c6 \u512a\u9ede)"},"content":{"rendered":"

CLR\u6578\u64da\u5eab\u7a0b\u5e8f\u96c6\u7684\u512a\u9ede\u7c21\u6790<\/h1>\n

\u5728\u7576\u4eca\u7684\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\u4e2d\uff0cCLR\uff08Common Language Runtime\uff09\u6578\u64da\u5eab\u7a0b\u5e8f\u96c6\u9010\u6f38\u6210\u70ba\u4e00\u7a2e\u91cd\u8981\u7684\u6280\u8853\u9078\u64c7\u3002CLR\u5141\u8a31\u958b\u767c\u8005\u4f7f\u7528.NET\u8a9e\u8a00\uff08\u5982C#\u3001VB.NET\u7b49\uff09\u4f86\u7de8\u5beb\u6578\u64da\u5eab\u908f\u8f2f\uff0c\u9019\u4e0d\u50c5\u63d0\u9ad8\u4e86\u958b\u767c\u6548\u7387\uff0c\u9084\u589e\u5f37\u4e86\u6578\u64da\u5eab\u7684\u529f\u80fd\u6027\u3002\u672c\u6587\u5c07\u63a2\u8a0eCLR\u6578\u64da\u5eab\u7a0b\u5e8f\u96c6\u7684\u4e3b\u8981\u512a\u9ede\u3002<\/p>\n

1. \u63d0\u9ad8\u958b\u767c\u6548\u7387<\/h2>\n

\u4f7f\u7528CLR\u6578\u64da\u5eab\u7a0b\u5e8f\u96c6\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u5229\u7528\u719f\u6089\u7684.NET\u8a9e\u8a00\u9032\u884c\u958b\u767c\uff0c\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u5b78\u7fd2\u66f2\u7dda\u3002\u958b\u767c\u8005\u53ef\u4ee5\u4f7f\u7528\u73fe\u6709\u7684.NET\u5eab\u548c\u5de5\u5177\uff0c\u5f9e\u800c\u52a0\u5feb\u958b\u767c\u904e\u7a0b\u3002\u4f8b\u5982\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u4f7f\u7528LINQ\u4f86\u67e5\u8a62\u6578\u64da\uff0c\u9019\u6a23\u7684\u8a9e\u6cd5\u6bd4\u50b3\u7d71\u7684SQL\u8a9e\u53e5\u66f4\u70ba\u7c21\u6f54\u548c\u6613\u65bc\u7406\u89e3\u3002<\/p>\n

using System.Data.SqlClient;\nusing System.Linq;\n\npublic class DataAccess\n{\n    public static void GetData()\n    {\n        using (var context = new MyDbContext())\n        {\n            var results = context.Users.Where(u => u.IsActive).ToList();\n        }\n    }\n}\n<\/code><\/pre>\n
2. \u589e\u5f37\u6027\u80fd<\/h2>\n
CLR\u7a0b\u5e8f\u96c6\u53ef\u4ee5\u5728\u6578\u64da\u5eab\u670d\u52d9\u5668\u4e0a\u76f4\u63a5\u57f7\u884c\uff0c\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u6578\u64da\u5728\u61c9\u7528\u7a0b\u5e8f\u548c\u6578\u64da\u5eab\u4e4b\u9593\u7684\u50b3\u8f38\u3002\u9019\u7a2e\u65b9\u6cd5\u7279\u5225\u9069\u5408\u9700\u8981\u5927\u91cf\u6578\u64da\u8655\u7406\u7684\u60c5\u6cc1\uff0c\u56e0\u70ba\u5b83\u53ef\u4ee5\u986f\u8457\u964d\u4f4e\u5ef6\u9072\u4e26\u63d0\u9ad8\u6027\u80fd\u3002\u4f8b\u5982\uff0c\u7576\u9700\u8981\u9032\u884c\u8907\u96dc\u7684\u8a08\u7b97\u6216\u6578\u64da\u8655\u7406\u6642\uff0c\u5c07\u908f\u8f2f\u653e\u5728\u6578\u64da\u5eab\u4e2d\u57f7\u884c\u6703\u6bd4\u5c07\u6578\u64da\u50b3\u8f38\u5230\u61c9\u7528\u7a0b\u5e8f\u4e2d\u8655\u7406\u66f4\u70ba\u9ad8\u6548\u3002<\/p>\n
3. \u63d0\u4f9b\u66f4\u5f37\u7684\u5b89\u5168\u6027<\/h2>\n
CLR\u6578\u64da\u5eab\u7a0b\u5e8f\u96c6\u53ef\u4ee5\u5229\u7528.NET\u7684\u5b89\u5168\u6027\u7279\u6027\uff0c\u9019\u4f7f\u5f97\u958b\u767c\u8005\u80fd\u5920\u66f4\u597d\u5730\u63a7\u5236\u6578\u64da\u7684\u8a2a\u554f\u6b0a\u9650\u3002\u901a\u904e\u4f7f\u7528\u5b89\u5168\u6027\u6a21\u578b\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u9650\u5236\u54ea\u4e9b\u7528\u6236\u6216\u61c9\u7528\u7a0b\u5e8f\u53ef\u4ee5\u57f7\u884c\u7279\u5b9a\u7684CLR\u7a0b\u5e8f\u96c6\uff0c\u5f9e\u800c\u63d0\u9ad8\u6578\u64da\u7684\u5b89\u5168\u6027\u3002<\/p>\n
4. \u652f\u6301\u8907\u96dc\u7684\u696d\u52d9\u908f\u8f2f<\/h2>\n
\u5728\u8a31\u591a\u60c5\u6cc1\u4e0b\uff0c\u696d\u52d9\u908f\u8f2f\u53ef\u80fd\u6703\u8b8a\u5f97\u975e\u5e38\u8907\u96dc\u3002\u4f7f\u7528CLR\u6578\u64da\u5eab\u7a0b\u5e8f\u96c6\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u5c07\u9019\u4e9b\u908f\u8f2f\u5c01\u88dd\u5728\u6578\u64da\u5eab\u4e2d\uff0c\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u61c9\u7528\u7a0b\u5e8f\u5c64\u7684\u8ca0\u64d4\u3002\u4f8b\u5982\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u5275\u5efa\u81ea\u5b9a\u7fa9\u7684\u805a\u5408\u51fd\u6578\u6216\u5b58\u5132\u904e\u7a0b\uff0c\u9019\u4e9b\u51fd\u6578\u53ef\u4ee5\u76f4\u63a5\u5728\u6578\u64da\u5eab\u4e2d\u57f7\u884c\uff0c\u5f9e\u800c\u63d0\u9ad8\u6574\u9ad4\u7cfb\u7d71\u7684\u53ef\u7dad\u8b77\u6027\u548c\u53ef\u64f4\u5c55\u6027\u3002<\/p>\n
CREATE ASSEMBLY MyAssembly FROM 'C:MyAssembly.dll'\nWITH PERMISSION_SET = SAFE;\n\nCREATE FUNCTION dbo.MyFunction(@input INT)\nRETURNS INT\nAS EXTERNAL NAME MyAssembly.MyClass.MyMethod;\n<\/code><\/pre>\n
5. \u8de8\u5e73\u53f0\u652f\u6301<\/h2>\n
\u96a8\u8457.NET Core\u7684\u8208\u8d77\uff0cCLR\u6578\u64da\u5eab\u7a0b\u5e8f\u96c6\u73fe\u5728\u53ef\u4ee5\u5728\u591a\u500b\u5e73\u53f0\u4e0a\u904b\u884c\u3002\u9019\u610f\u5473\u8457\u958b\u767c\u8005\u4e0d\u518d\u53d7\u9650\u65bc\u7279\u5b9a\u7684\u64cd\u4f5c\u7cfb\u7d71\u6216\u74b0\u5883\uff0c\u53ef\u4ee5\u5728\u4e0d\u540c\u7684\u74b0\u5883\u4e2d\u90e8\u7f72\u548c\u904b\u884c\u4ed6\u5011\u7684\u6578\u64da\u5eab\u7a0b\u5e8f\u96c6\uff0c\u9019\u70ba\u4f01\u696d\u63d0\u4f9b\u4e86\u66f4\u5927\u7684\u9748\u6d3b\u6027\u3002<\/p>\n
\u7e3d\u7d50<\/h2>\n
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