{"id":157462,"date":"2024-11-02T23:17:20","date_gmt":"2024-11-02T15:17:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/157462\/"},"modified":"2024-11-02T23:17:21","modified_gmt":"2024-11-02T15:17:21","slug":"%e9%ab%98%e7%b4%9a%e6%95%b8%e6%93%9a%e5%ba%ab%e7%b3%bb%e7%b5%b1%e7%9a%84%e5%ad%b8%e7%bf%92%e8%88%87%e6%87%89%e7%94%a8%ef%bc%88%e9%ab%98%e7%b4%9a%e6%95%b8%e6%93%9a%e5%ba%ab%e7%b3%bb%e7%b5%b1%e9%9a%8e","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/157462\/","title":{"rendered":"\u9ad8\u7d1a\u6578\u64da\u5eab\u7cfb\u7d71\u7684\u5b78\u7fd2\u8207\u61c9\u7528\uff08\u9ad8\u7d1a\u6578\u64da\u5eab\u7cfb\u7d71\u968e\u6bb5\uff09"},"content":{"rendered":"<h1 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id=\"%e9%97%9c%e4%bf%82%e5%9e%8b%e6%95%b8%e6%93%9a%e5%ba%ab-HkJZxzJkbF\">\u95dc\u4fc2\u578b\u6578\u64da\u5eab<\/h3>\n<p>\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u4f7f\u7528\u8868\u683c\u4f86\u5b58\u5132\u6578\u64da\uff0c\u4e26\u901a\u904eSQL\uff08\u7d50\u69cb\u5316\u67e5\u8a62\u8a9e\u8a00\uff09\u9032\u884c\u6578\u64da\u64cd\u4f5c\u3002\u9019\u7a2e\u6578\u64da\u5eab\u7684\u512a\u52e2\u5728\u65bc\u5176\u6578\u64da\u4e00\u81f4\u6027\u548c\u5b8c\u6574\u6027\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684SQL\u67e5\u8a62\u793a\u4f8b\uff1a<\/p>\n<pre><code>SELECT * FROM users WHERE age &gt; 18;<\/code><\/pre>\n<p>\u9019\u689d\u67e5\u8a62\u5c07\u8fd4\u56de\u6240\u6709\u5e74\u9f61\u5927\u65bc18\u6b72\u7684\u7528\u6236\u4fe1\u606f\u3002<\/p>\n<h3 id=\"%e9%9d%9e%e9%97%9c%e4%bf%82%e5%9e%8b%e6%95%b8%e6%93%9a%e5%ba%ab-HkJZxzJkbF\">\u975e\u95dc\u4fc2\u578b\u6578\u64da\u5eab<\/h3>\n<p>\u975e\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u5247\u4e0d\u4f7f\u7528\u8868\u683c\u7d50\u69cb\uff0c\u800c\u662f\u4ee5\u6587\u6a94\u3001\u9375\u503c\u5c0d\u6216\u5716\u5f62\u7684\u5f62\u5f0f\u5b58\u5132\u6578\u64da\u3002\u9019\u4f7f\u5f97\u5b83\u5011\u5728\u8655\u7406\u975e\u7d50\u69cb\u5316\u6578\u64da\u6642\u66f4\u52a0\u9748\u6d3b\u3002\u4f8b\u5982\uff0cMongoDB\u4f7f\u7528JSON\u683c\u5f0f\u4f86\u5b58\u5132\u6578\u64da\uff0c\u4ee5\u4e0b\u662f\u4e00\u500b\u63d2\u5165\u6578\u64da\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>db.users.insert({ name: \"John\", age: 30 });<\/code><\/pre>\n<h2 id=\"%e9%ab%98%e7%b4%9a%e6%95%b8%e6%93%9a%e5%ba%ab%e7%b3%bb%e7%b5%b1%e7%9a%84%e5%ad%b8%e7%bf%92%e6%96%b9%e6%b3%95-HkJZxzJkbF\">\u9ad8\u7d1a\u6578\u64da\u5eab\u7cfb\u7d71\u7684\u5b78\u7fd2\u65b9\u6cd5<\/h2>\n<p>\u5b78\u7fd2\u9ad8\u7d1a\u6578\u64da\u5eab\u7cfb\u7d71\u53ef\u4ee5\u901a\u904e\u591a\u7a2e\u9014\u5f91\u9032\u884c\uff0c\u5305\u62ec\u5728\u7dda\u8ab2\u7a0b\u3001\u66f8\u7c4d\u3001\u5be6\u8e10\u9805\u76ee\u548c\u793e\u5340\u53c3\u8207\u7b49\u3002<\/p>\n<ul>\n<li><strong>\u5728\u7dda\u8ab2\u7a0b\uff1a<\/strong>\u8a31\u591a\u5e73\u53f0\u5982Coursera\u3001edX\u548cUdacity\u63d0\u4f9b\u9ad8\u7d1a\u6578\u64da\u5eab\u7cfb\u7d71\u7684\u8ab2\u7a0b\uff0c\u9019\u4e9b\u8ab2\u7a0b\u901a\u5e38\u7531\u77e5\u540d\u5927\u5b78\u6216\u5c08\u696d\u6a5f\u69cb\u63d0\u4f9b\u3002<\/li>\n<li><strong>\u66f8\u7c4d\uff1a<\/strong>\u6709\u8a31\u591a\u5c08\u696d\u66f8\u7c4d\u6df1\u5165\u63a2\u8a0e\u6578\u64da\u5eab\u8a2d\u8a08\u548c\u7ba1\u7406\uff0c\u5982\u300aDatabase System Concepts\u300b\u548c\u300aSQL Performance Explained\u300b\u3002\u9019\u4e9b\u66f8\u7c4d\u80fd\u5e6b\u52a9\u5b78\u7fd2\u8005\u5efa\u7acb\u624e\u5be6\u7684\u7406\u8ad6\u57fa\u790e\u3002<\/li>\n<li><strong>\u5be6\u8e10\u9805\u76ee\uff1a<\/strong>\u901a\u904e\u5be6\u969b\u9805\u76ee\u4f86\u61c9\u7528\u6240\u5b78\u77e5\u8b58\u662f\u975e\u5e38\u6709\u6548\u7684\u5b78\u7fd2\u65b9\u5f0f\u3002\u53ef\u4ee5\u8003\u616e\u53c3\u52a0\u958b\u6e90\u9805\u76ee\u6216\u81ea\u5df1\u5275\u5efa\u4e00\u500b\u5c0f\u578b\u61c9\u7528\u4f86\u5be6\u8e10\u6578\u64da\u5eab\u64cd\u4f5c\u3002<\/li>\n<li><strong>\u793e\u5340\u53c3\u8207\uff1a<\/strong>\u53c3\u52a0\u6280\u8853\u8ad6\u58c7\u548c\u793e\u4ea4\u5a92\u9ad4\u7fa4\u7d44\uff0c\u8207\u5176\u4ed6\u5b78\u7fd2\u8005\u548c\u5c08\u696d\u4eba\u58eb\u4ea4\u6d41\uff0c\u80fd\u5920\u7372\u5f97\u5bf6\u8cb4\u7684\u7d93\u9a57\u548c\u5efa\u8b70\u3002<\/li>\n<\/ul>\n<h2 id=\"%e9%ab%98%e7%b4%9a%e6%95%b8%e6%93%9a%e5%ba%ab%e7%b3%bb%e7%b5%b1%e7%9a%84%e6%87%89%e7%94%a8-HkJZxzJkbF\">\u9ad8\u7d1a\u6578\u64da\u5eab\u7cfb\u7d71\u7684\u61c9\u7528<\/h2>\n<p>\u9ad8\u7d1a\u6578\u64da\u5eab\u7cfb\u7d71\u5728\u5404\u884c\u5404\u696d\u4e2d\u90fd\u6709\u5ee3\u6cdb\u7684\u61c9\u7528\u3002\u4ee5\u4e0b\u662f\u5e7e\u500b\u5177\u9ad4\u7684\u4f8b\u5b50\uff1a<\/p>\n<ul>\n<li><strong>\u96fb\u5b50\u5546\u52d9\uff1a<\/strong>\u8a31\u591a\u96fb\u5b50\u5546\u52d9\u5e73\u53f0\u4f7f\u7528\u9ad8\u7d1a\u6578\u64da\u5eab\u7cfb\u7d71\u4f86\u7ba1\u7406\u7522\u54c1\u4fe1\u606f\u3001\u7528\u6236\u6578\u64da\u548c\u4ea4\u6613\u8a18\u9304\uff0c\u4ee5\u78ba\u4fdd\u6578\u64da\u7684\u5b89\u5168\u6027\u548c\u4e00\u81f4\u6027\u3002<\/li>\n<li><strong>\u793e\u4ea4\u5a92\u9ad4\uff1a<\/strong>\u793e\u4ea4\u5a92\u9ad4\u5e73\u53f0\u9700\u8981\u8655\u7406\u5927\u91cf\u7528\u6236\u751f\u6210\u7684\u5167\u5bb9\uff0c\u975e\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u56e0\u5176\u9748\u6d3b\u6027\u800c\u88ab\u5ee3\u6cdb\u61c9\u7528\u65bc\u6b64\u985e\u5834\u666f\u3002<\/li>\n<li><strong>\u91d1\u878d\u670d\u52d9\uff1a<\/strong>\u91d1\u878d\u6a5f\u69cb\u4f7f\u7528\u9ad8\u7d1a\u6578\u64da\u5eab\u7cfb\u7d71\u4f86\u9032\u884c\u98a8\u96aa\u7ba1\u7406\u3001\u4ea4\u6613\u8655\u7406\u548c\u5ba2\u6236\u6578\u64da\u5206\u6790\uff0c\u4ee5\u63d0\u9ad8\u696d\u52d9\u6548\u7387\u548c\u5ba2\u6236\u6eff\u610f\u5ea6\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-HkJZxzJkbF\">\u7e3d\u7d50<\/h2>\n<p>\u9ad8\u7d1a\u6578\u64da\u5eab\u7cfb\u7d71\u7684\u5b78\u7fd2\u8207\u61c9\u7528\u662f\u7576\u4eca\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\u4e0d\u53ef\u6216\u7f3a\u7684\u4e00\u90e8\u5206\u3002\u7121\u8ad6\u662f\u95dc\u4fc2\u578b\u9084\u662f\u975e\u95dc\u4fc2\u578b\u6578\u64da\u5eab\uff0c\u638c\u63e1\u9019\u4e9b\u6280\u8853\u90fd\u80fd\u70ba\u8077\u696d\u767c\u5c55\u6253\u4e0b\u5805\u5be6\u7684\u57fa\u790e\u3002\u5c0d\u65bc\u5e0c\u671b\u5728\u9999\u6e2f\u5c0b\u627e\u9ad8\u6548\u80fd\u7684\u6578\u64da\u89e3\u6c7a\u65b9\u6848\u7684\u4f01\u696d\u548c\u958b\u767c\u8005\u4f86\u8aaa\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u6216 <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u4f86\u652f\u6301\u5176\u6578\u64da\u5eab\u7cfb\u7d71\u7684\u904b\u884c\uff0c\u5c07\u662f\u63d0\u5347\u696d\u52d9\u6548\u7387\u7684\u95dc\u9375\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u9ad8\u7d1a\u6578\u64da\u5eab\u7cfb\u7d71\u7684\u5b78\u7fd2\u8207\u61c9\u7528\uff0c\u638c\u63e1\u6578\u64da\u7ba1\u7406\u3001\u67e5\u8a62\u512a\u5316\u53ca\u6027\u80fd\u63d0\u5347\u6280\u8853\uff0c\u63d0\u5347\u5c08\u696d\u6280\u80fd\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-157462","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/157462","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=157462"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/157462\/revisions"}],"predecessor-version":[{"id":157463,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/157462\/revisions\/157463"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=157462"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=157462"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=157462"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}