{"id":186342,"date":"2024-11-11T05:07:23","date_gmt":"2024-11-10T21:07:23","guid":{"rendered":"https:\/\/server.hk\/cnblog\/186342\/"},"modified":"2024-11-11T05:07:24","modified_gmt":"2024-11-10T21:07:24","slug":"%e6%95%b8%e6%93%9a%e5%ba%ab%e5%ad%98%e5%84%b2%e5%bd%a2%e5%bc%8f%e7%b0%a1%e4%bb%8b%ef%bc%88%e6%95%b8%e6%93%9a%e5%ba%ab%e5%ad%98%e5%84%b2%e5%bd%a2%e5%bc%8f%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/186342\/","title":{"rendered":"\u6578\u64da\u5eab\u5b58\u5132\u5f62\u5f0f\u7c21\u4ecb\uff08\u6578\u64da\u5eab\u5b58\u5132\u5f62\u5f0f\uff09"},"content":{"rendered":"<h1 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e5%ad%98%e5%84%b2%e5%bd%a2%e5%bc%8f%e7%b0%a1%e4%bb%8b-wraHBzbZgG\">\u6578\u64da\u5eab\u5b58\u5132\u5f62\u5f0f\u7c21\u4ecb<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u5b58\u5132\u5f62\u5f0f\u5c0d\u65bc\u6578\u64da\u7684\u7ba1\u7406\u3001\u6aa2\u7d22\u548c\u5206\u6790\u81f3\u95dc\u91cd\u8981\u3002\u6578\u64da\u5eab\u5b58\u5132\u5f62\u5f0f\u4e3b\u8981\u5206\u70ba\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u548c\u975e\u95dc\u4fc2\u578b\u6578\u64da\u5eab\uff0c\u9019\u5169\u7a2e\u5f62\u5f0f\u5404\u6709\u5176\u7279\u9ede\u548c\u9069\u7528\u5834\u666f\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u9019\u5169\u7a2e\u4e3b\u8981\u7684\u6578\u64da\u5eab\u5b58\u5132\u5f62\u5f0f\u53ca\u5176\u512a\u7f3a\u9ede\u3002<\/p>\n<h2 id=\"%e9%97%9c%e4%bf%82%e5%9e%8b%e6%95%b8%e6%93%9a%e5%ba%ab-wraHBzbZgG\">\u95dc\u4fc2\u578b\u6578\u64da\u5eab<\/h2>\n<p>\u95dc\u4fc2\u578b\u6578\u64da\u5eab\uff08Relational Database\uff09\u662f\u6700\u5e38\u898b\u7684\u6578\u64da\u5eab\u5b58\u5132\u5f62\u5f0f\u4e4b\u4e00\u3002\u5b83\u57fa\u65bc\u6578\u5b78\u4e2d\u7684\u95dc\u4fc2\u6a21\u578b\uff0c\u6578\u64da\u4ee5\u8868\u683c\u7684\u5f62\u5f0f\u5b58\u5132\uff0c\u6bcf\u500b\u8868\u683c\u7531\u884c\u548c\u5217\u7d44\u6210\u3002\u884c\u4ee3\u8868\u8a18\u9304\uff0c\u5217\u4ee3\u8868\u5c6c\u6027\u3002\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u4f7f\u7528\u7d50\u69cb\u5316\u67e5\u8a62\u8a9e\u8a00\uff08SQL\uff09\u4f86\u9032\u884c\u6578\u64da\u7684\u64cd\u4f5c\u548c\u67e5\u8a62\u3002<\/p>\n<h3 id=\"%e7%89%b9%e9%bb%9e-wraHBzbZgG\">\u7279\u9ede<\/h3>\n<ul>\n<li><strong>\u7d50\u69cb\u5316\u6578\u64da\uff1a<\/strong>\u6578\u64da\u4ee5\u8868\u683c\u5f62\u5f0f\u7d44\u7e54\uff0c\u6613\u65bc\u7406\u89e3\u548c\u7ba1\u7406\u3002<\/li>\n<li><strong>\u6578\u64da\u5b8c\u6574\u6027\uff1a<\/strong>\u901a\u904e\u4e3b\u9375\u548c\u5916\u9375\u7684\u8a2d\u7f6e\uff0c\u78ba\u4fdd\u6578\u64da\u7684\u4e00\u81f4\u6027\u548c\u5b8c\u6574\u6027\u3002<\/li>\n<li><strong>\u652f\u6301\u8907\u96dc\u67e5\u8a62\uff1a<\/strong>SQL\u8a9e\u8a00\u5141\u8a31\u7528\u6236\u9032\u884c\u8907\u96dc\u7684\u67e5\u8a62\u548c\u6578\u64da\u64cd\u4f5c\u3002<\/li>\n<\/ul>\n<h3 id=\"%e5%84%aa%e7%bc%ba%e9%bb%9e-wraHBzbZgG\">\u512a\u7f3a\u9ede<\/h3>\n<p>\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u7684\u512a\u9ede\u5305\u62ec\u6578\u64da\u7684\u5b8c\u6574\u6027\u548c\u4e00\u81f4\u6027\uff0c\u9069\u5408\u9700\u8981\u9ad8\u6578\u64da\u6e96\u78ba\u6027\u7684\u61c9\u7528\u5834\u666f\u3002\u7136\u800c\uff0c\u5b83\u7684\u7f3a\u9ede\u5728\u65bc\u64f4\u5c55\u6027\u8f03\u5dee\uff0c\u5c0d\u65bc\u5927\u898f\u6a21\u6578\u64da\u7684\u8655\u7406\u6027\u80fd\u53ef\u80fd\u6703\u53d7\u5230\u9650\u5236\u3002<\/p>\n<h4 id=\"%e7%a4%ba%e4%be%8b-wraHBzbZgG\">\u793a\u4f8b<\/h4>\n<pre><code>SELECT * FROM users WHERE age &gt; 18;<\/code><\/pre>\n<p>\u4e0a\u8ff0SQL\u67e5\u8a62\u5c07\u8fd4\u56de\u6240\u6709\u5e74\u9f61\u5927\u65bc18\u6b72\u7684\u7528\u6236\u8a18\u9304\u3002<\/p>\n<h2 id=\"%e9%9d%9e%e9%97%9c%e4%bf%82%e5%9e%8b%e6%95%b8%e6%93%9a%e5%ba%ab-wraHBzbZgG\">\u975e\u95dc\u4fc2\u578b\u6578\u64da\u5eab<\/h2>\n<p>\u975e\u95dc\u4fc2\u578b\u6578\u64da\u5eab\uff08NoSQL Database\uff09\u662f\u70ba\u4e86\u61c9\u5c0d\u5927\u6578\u64da\u548c\u9ad8\u4e26\u767c\u9700\u6c42\u800c\u51fa\u73fe\u7684\u4e00\u7a2e\u6578\u64da\u5eab\u5b58\u5132\u5f62\u5f0f\u3002\u5b83\u4e0d\u4f7f\u7528\u50b3\u7d71\u7684\u8868\u683c\u7d50\u69cb\uff0c\u800c\u662f\u4ee5\u9375\u503c\u5c0d\u3001\u6587\u6a94\u3001\u5217\u65cf\u6216\u5716\u5f62\u7b49\u5f62\u5f0f\u5b58\u5132\u6578\u64da\u3002<\/p>\n<h3 id=\"%e7%89%b9%e9%bb%9e-wraHBzbZgG\">\u7279\u9ede<\/h3>\n<ul>\n<li><strong>\u9748\u6d3b\u6027\uff1a<\/strong>\u6578\u64da\u7d50\u69cb\u4e0d\u56fa\u5b9a\uff0c\u9069\u5408\u5b58\u5132\u591a\u6a23\u5316\u7684\u6578\u64da\u3002<\/li>\n<li><strong>\u9ad8\u64f4\u5c55\u6027\uff1a<\/strong>\u80fd\u5920\u8f15\u9b06\u5730\u6a6b\u5411\u64f4\u5c55\uff0c\u9069\u5408\u5927\u898f\u6a21\u61c9\u7528\u3002<\/li>\n<li><strong>\u9ad8\u6027\u80fd\uff1a<\/strong>\u5728\u9ad8\u4e26\u767c\u7684\u60c5\u6cc1\u4e0b\uff0c\u80fd\u5920\u63d0\u4f9b\u66f4\u5feb\u7684\u8b80\u5beb\u901f\u5ea6\u3002<\/li>\n<\/ul>\n<h3 id=\"%e5%84%aa%e7%bc%ba%e9%bb%9e-wraHBzbZgG\">\u512a\u7f3a\u9ede<\/h3>\n<p>\u975e\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u7684\u512a\u9ede\u5728\u65bc\u5176\u9748\u6d3b\u6027\u548c\u64f4\u5c55\u6027\uff0c\u9069\u5408\u9700\u8981\u5feb\u901f\u8655\u7406\u5927\u91cf\u6578\u64da\u7684\u61c9\u7528\u5834\u666f\u3002\u7136\u800c\uff0c\u7531\u65bc\u7f3a\u4e4f\u7d50\u69cb\u5316\u7684\u6578\u64da\u6a21\u578b\uff0c\u6578\u64da\u7684\u4e00\u81f4\u6027\u548c\u5b8c\u6574\u6027\u53ef\u80fd\u6703\u53d7\u5230\u5f71\u97ff\u3002<\/p>\n<h4 id=\"%e7%a4%ba%e4%be%8b-wraHBzbZgG\">\u793a\u4f8b<\/h4>\n<pre><code>{ \"name\": \"John\", \"age\": 30, \"city\": \"Hong Kong\" }<\/code><\/pre>\n<p>\u4e0a\u8ff0JSON\u683c\u5f0f\u7684\u6578\u64da\u53ef\u4ee5\u88ab\u975e\u95dc\u4fc2\u578b\u6578\u64da\u5eab\uff08\u5982MongoDB\uff09\u8f15\u9b06\u5b58\u5132\u548c\u6aa2\u7d22\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-wraHBzbZgG\">\u7d50\u8ad6<\/h2>\n<p>\u7e3d\u7d50\u4f86\u8aaa\uff0c\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u548c\u975e\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u5404\u6709\u5176\u512a\u7f3a\u9ede\uff0c\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u5eab\u5b58\u5132\u5f62\u5f0f\u53d6\u6c7a\u65bc\u5177\u9ad4\u7684\u61c9\u7528\u9700\u6c42\u548c\u6578\u64da\u7279\u6027\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6578\u64da\u4e00\u81f4\u6027\u548c\u5b8c\u6574\u6027\u7684\u61c9\u7528\uff0c\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u662f\u7406\u60f3\u7684\u9078\u64c7\uff1b\u800c\u5c0d\u65bc\u9700\u8981\u8655\u7406\u5927\u91cf\u975e\u7d50\u69cb\u5316\u6578\u64da\u7684\u61c9\u7528\uff0c\u975e\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u5247\u66f4\u70ba\u5408\u9069\u3002<\/p>\n<p>\u7121\u8ad6\u60a8\u9078\u64c7\u54ea\u7a2e\u6578\u64da\u5eab\u5b58\u5132\u5f62\u5f0f\uff0c\u4e86\u89e3\u5176\u7279\u9ede\u548c\u9069\u7528\u5834\u666f\u5c07\u6709\u52a9\u65bc\u60a8\u5728\u6578\u64da\u7ba1\u7406\u4e0a\u505a\u51fa\u66f4\u660e\u667a\u7684\u6c7a\u7b56\u3002\u5982\u679c\u60a8\u5c0d\u65bc <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> 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