{"id":164127,"date":"2024-11-05T05:15:21","date_gmt":"2024-11-04T21:15:21","guid":{"rendered":"https:\/\/server.hk\/cnblog\/164127\/"},"modified":"2024-11-05T05:15:22","modified_gmt":"2024-11-04T21:15:22","slug":"%e4%bb%8b%e7%b4%b9vf%ef%bc%9a%e4%b8%80%e7%a8%ae%e9%ab%98%e6%95%88%e5%8f%af%e9%9d%a0%e7%9a%84%e9%97%9c%e4%bf%82%e6%95%b8%e6%93%9a%e5%ba%ab%e7%ae%a1%e7%90%86%e7%b3%bb%e7%b5%b1-vf%e6%98%af%e4%b8%80","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/164127\/","title":{"rendered":"\u4ecb\u7d39vf\uff1a\u4e00\u7a2e\u9ad8\u6548\u53ef\u9760\u7684\u95dc\u4fc2\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71 (vf\u662f\u4e00\u7a2e\u95dc\u4fc2\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71)"},"content":{"rendered":"<h1 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id=\"vf%e7%9a%84%e5%84%aa%e5%8b%a2-MjcNRAxAZq\">vf\u7684\u512a\u52e2<\/h2>\n<p>vf\u7684\u512a\u52e2\u4e0d\u50c5\u9ad4\u73fe\u5728\u5176\u6280\u8853\u7279\u6027\u4e0a\uff0c\u9084\u5305\u62ec\u5176\u5728\u5be6\u969b\u61c9\u7528\u4e2d\u7684\u8868\u73fe\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u4e3b\u8981\u512a\u52e2\uff1a<\/p>\n<ul>\n<li><strong>\u7c21\u5316\u7684\u6578\u64da\u7ba1\u7406\uff1a<\/strong>vf\u7684\u7528\u6236\u754c\u9762\u53cb\u597d\uff0c\u64cd\u4f5c\u7c21\u55ae\uff0c\u7121\u9700\u5c08\u696d\u7684\u6578\u64da\u5eab\u7ba1\u7406\u77e5\u8b58\uff0c\u4f01\u696d\u5167\u90e8\u4eba\u54e1\u5373\u53ef\u8f15\u9b06\u4e0a\u624b\u3002<\/li>\n<li><strong>\u5f37\u5927\u7684\u793e\u5340\u652f\u6301\uff1a<\/strong>vf\u64c1\u6709\u6d3b\u8e8d\u7684\u958b\u767c\u8005\u793e\u5340\uff0c\u63d0\u4f9b\u8c50\u5bcc\u7684\u8cc7\u6e90\u548c\u652f\u6301\uff0c\u5e6b\u52a9\u7528\u6236\u89e3\u6c7a\u554f\u984c\u548c\u512a\u5316\u7cfb\u7d71\u3002<\/li>\n<li><strong>\u9748\u6d3b\u7684\u90e8\u7f72\u9078\u64c7\uff1a<\/strong>\u7528\u6236\u53ef\u4ee5\u6839\u64da\u9700\u6c42\u9078\u64c7\u672c\u5730\u90e8\u7f72\u6216\u96f2\u7aef\u90e8\u7f72\uff0c\u9748\u6d3b\u9069\u61c9\u4e0d\u540c\u7684\u696d\u52d9\u74b0\u5883\u3002<\/li>\n<\/ul>\n<h2 id=\"vf%e7%9a%84%e5%af%a6%e9%9a%9b%e6%87%89%e7%94%a8%e6%a1%88%e4%be%8b-MjcNRAxAZq\">vf\u7684\u5be6\u969b\u61c9\u7528\u6848\u4f8b<\/h2>\n<p>vf\u5df2\u5728\u591a\u500b\u884c\u696d\u4e2d\u5f97\u5230\u4e86\u6210\u529f\u61c9\u7528\u3002\u4f8b\u5982\uff0c\u5728\u91d1\u878d\u884c\u696d\uff0cvf\u88ab\u7528\u65bc\u8655\u7406\u5927\u91cf\u4ea4\u6613\u6578\u64da\uff0c\u4e26\u78ba\u4fdd\u6578\u64da\u7684\u6e96\u78ba\u6027\u548c\u5b89\u5168\u6027\u3002\u5728\u96fb\u5b50\u5546\u52d9\u9818\u57df\uff0cvf\u5247\u7528\u65bc\u7ba1\u7406\u7528\u6236\u6578\u64da\u548c\u4ea4\u6613\u8a18\u9304\uff0c\u652f\u6301\u9ad8\u4e26\u767c\u7684\u6578\u64da\u67e5\u8a62\u9700\u6c42\u3002<\/p>\n<pre><code>-- \u793a\u4f8b\uff1a\u4f7f\u7528vf\u9032\u884c\u6578\u64da\u67e5\u8a62\nSELECT * FROM customers WHERE country = 'Hong Kong';\n<\/code><\/pre>\n<p>\u9019\u6bb5SQL\u4ee3\u78bc\u5c55\u793a\u4e86\u5982\u4f55\u4f7f\u7528vf\u9032\u884c\u7c21\u55ae\u7684\u6578\u64da\u67e5\u8a62\uff0c\u5f9e\u800c\u7372\u53d6\u7279\u5b9a\u570b\u5bb6\u7684\u5ba2\u6236\u4fe1\u606f\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-MjcNRAxAZq\">\u7e3d\u7d50<\/h2>\n<p>vf\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u53ef\u9760\u7684\u95dc\u4fc2\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u6191\u85c9\u5176\u5353\u8d8a\u7684\u6027\u80fd\u3001\u53ef\u9760\u6027\u548c\u5b89\u5168\u6027\uff0c\u5df2\u6210\u70ba\u8a31\u591a\u4f01\u696d\u6578\u64da\u7ba1\u7406\u7684\u9996\u9078\u3002\u7121\u8ad6\u662f\u5728\u91d1\u878d\u3001\u96fb\u5b50\u5546\u52d9\u9084\u662f\u5176\u4ed6\u884c\u696d\uff0cvf\u90fd\u80fd\u5920\u63d0\u4f9b\u5f37\u5927\u7684\u652f\u6301\uff0c\u5e6b\u52a9\u4f01\u696d\u66f4\u597d\u5730\u7ba1\u7406\u548c\u5229\u7528\u6578\u64da\u3002\u5982\u679c\u60a8\u5c0d\u65bc\u5982\u4f55\u5728\u60a8\u7684\u696d\u52d9\u4e2d\u5be6\u65bdvf\u6216\u5176\u4ed6\u6578\u64da\u7ba1\u7406\u89e3\u6c7a\u65b9\u6848\u611f\u8208\u8da3\uff0c\u6b61\u8fce\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4e86\u89e3\u66f4\u591a\u4fe1\u606f\uff0c\u63a2\u7d22\u6211\u5011\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> 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