{"id":188454,"date":"2024-11-11T22:51:28","date_gmt":"2024-11-11T14:51:28","guid":{"rendered":"https:\/\/server.hk\/cnblog\/188454\/"},"modified":"2024-11-11T22:51:30","modified_gmt":"2024-11-11T14:51:30","slug":"%e6%8e%a2%e7%a9%b6%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e5%b1%ac%e6%80%a7%e8%88%87%e8%a8%98%e9%8c%84-%e6%95%b8%e6%93%9a%e5%ba%ab-%e5%b1%ac%e6%80%a7-%e8%a8%98%e9%8c%84","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/188454\/","title":{"rendered":"\u63a2\u7a76\u6578\u64da\u5eab\u7684\u5c6c\u6027\u8207\u8a18\u9304 (\u6578\u64da\u5eab \u5c6c\u6027 \u8a18\u9304)"},"content":{"rendered":"<h1 id=\"%e6%8e%a2%e7%a9%b6%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e5%b1%ac%e6%80%a7%e8%88%87%e8%a8%98%e9%8c%84-OhByvnhozv\">\u63a2\u7a76\u6578\u64da\u5eab\u7684\u5c6c\u6027\u8207\u8a18\u9304<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u5eab\u626e\u6f14\u8457\u81f3\u95dc\u91cd\u8981\u7684\u89d2\u8272\u3002\u7121\u8ad6\u662f\u4f01\u696d\u7ba1\u7406\u3001\u96fb\u5b50\u5546\u52d9\u9084\u662f\u793e\u4ea4\u5a92\u9ad4\uff0c\u6578\u64da\u5eab\u90fd\u7528\u65bc\u5b58\u5132\u548c\u7ba1\u7406\u5927\u91cf\u7684\u6578\u64da\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u6578\u64da\u5eab\u7684\u5c6c\u6027\u8207\u8a18\u9304\uff0c\u5e6b\u52a9\u8b80\u8005\u66f4\u597d\u5730\u7406\u89e3\u9019\u4e00\u91cd\u8981\u7684\u6280\u8853\u9818\u57df\u3002<\/p>\n<h2 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-OhByvnhozv\">\u6578\u64da\u5eab\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>\u6578\u64da\u5eab\u662f\u4e00\u7a2e\u6709\u7d44\u7e54\u7684\u6578\u64da\u96c6\u5408\uff0c\u901a\u5e38\u4ee5\u96fb\u5b50\u65b9\u5f0f\u5b58\u5132\u5728\u8a08\u7b97\u6a5f\u7cfb\u7d71\u4e2d\u3002\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff08DBMS\uff09\u662f\u7528\u65bc\u5275\u5efa\u3001\u7ba1\u7406\u548c\u64cd\u4f5c\u6578\u64da\u5eab\u7684\u8edf\u4ef6\u3002\u6578\u64da\u5eab\u7684\u4e3b\u8981\u76ee\u7684\u662f\u63d0\u4f9b\u4e00\u500b\u9ad8\u6548\u7684\u65b9\u5f0f\u4f86\u5b58\u5132\u3001\u6aa2\u7d22\u548c\u7ba1\u7406\u6578\u64da\u3002<\/p>\n<h2 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e5%b1%ac%e6%80%a7-OhByvnhozv\">\u6578\u64da\u5eab\u7684\u5c6c\u6027<\/h2>\n<p>\u6578\u64da\u5eab\u7684\u5c6c\u6027\u662f\u6307\u6578\u64da\u5eab\u4e2d\u6578\u64da\u7684\u7279\u5fb5\u548c\u884c\u70ba\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u95dc\u9375\u7684\u6578\u64da\u5eab\u5c6c\u6027\uff1a<\/p>\n<ul>\n<li><strong>\u4e00\u81f4\u6027\uff08Consistency\uff09<\/strong>: \u6578\u64da\u5eab\u5728\u4efb\u4f55\u6642\u523b\u90fd\u5fc5\u9808\u4fdd\u6301\u4e00\u81f4\u7684\u72c0\u614b\u3002\u9019\u610f\u5473\u8457\u5728\u6578\u64da\u5eab\u64cd\u4f5c\u904e\u7a0b\u4e2d\uff0c\u6578\u64da\u7684\u5b8c\u6574\u6027\u5fc5\u9808\u5f97\u5230\u4fdd\u8b77\u3002<\/li>\n<li><strong>\u53ef\u7528\u6027\uff08Availability\uff09<\/strong>: \u6578\u64da\u5eab\u5fc5\u9808\u5728\u9700\u8981\u6642\u96a8\u6642\u53ef\u7528\uff0c\u9019\u5c0d\u65bc\u5be6\u6642\u61c9\u7528\u7a0b\u5e8f\u5c24\u70ba\u91cd\u8981\u3002<\/li>\n<li><strong>\u6301\u4e45\u6027\uff08Durability\uff09<\/strong>: \u4e00\u65e6\u6578\u64da\u88ab\u5beb\u5165\u6578\u64da\u5eab\uff0c\u5373\u4f7f\u7cfb\u7d71\u5d29\u6f70\uff0c\u6578\u64da\u4e5f\u5fc5\u9808\u4fdd\u6301\u4e0d\u8b8a\u3002<\/li>\n<li><strong>\u9694\u96e2\u6027\uff08Isolation\uff09<\/strong>: \u591a\u500b\u7528\u6236\u540c\u6642\u8a2a\u554f\u6578\u64da\u5eab\u6642\uff0c\u6578\u64da\u7684\u64cd\u4f5c\u5fc5\u9808\u5f7c\u6b64\u9694\u96e2\uff0c\u4ee5\u9632\u6b62\u6578\u64da\u4e0d\u4e00\u81f4\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e8%a8%98%e9%8c%84-OhByvnhozv\">\u6578\u64da\u5eab\u7684\u8a18\u9304<\/h2>\n<p>\u6578\u64da\u5eab\u4e2d\u7684\u8a18\u9304\u662f\u6307\u5b58\u5132\u5728\u6578\u64da\u8868\u4e2d\u7684\u5177\u9ad4\u6578\u64da\u689d\u76ee\u3002\u6bcf\u689d\u8a18\u9304\u901a\u5e38\u7531\u591a\u500b\u5c6c\u6027\u7d44\u6210\uff0c\u9019\u4e9b\u5c6c\u6027\u5c0d\u61c9\u65bc\u6578\u64da\u8868\u4e2d\u7684\u5217\u3002\u4ee5\u4e0b\u662f\u6578\u64da\u5eab\u8a18\u9304\u7684\u4e00\u4e9b\u7279\u9ede\uff1a<\/p>\n<ul>\n<li><strong>\u552f\u4e00\u6027\uff08Uniqueness\uff09<\/strong>: \u6bcf\u689d\u8a18\u9304\u61c9\u8a72\u662f\u552f\u4e00\u7684\uff0c\u901a\u5e38\u901a\u904e\u4e3b\u9375\u4f86\u5be6\u73fe\u3002\u4e3b\u9375\u662f\u4e00\u500b\u6216\u591a\u500b\u5217\u7684\u7d44\u5408\uff0c\u7528\u65bc\u552f\u4e00\u6a19\u8b58\u6578\u64da\u8868\u4e2d\u7684\u6bcf\u689d\u8a18\u9304\u3002<\/li>\n<li><strong>\u5b8c\u6574\u6027\uff08Integrity\uff09<\/strong>: \u8a18\u9304\u4e2d\u7684\u6578\u64da\u5fc5\u9808\u7b26\u5408\u4e00\u5b9a\u7684\u7d04\u675f\u689d\u4ef6\uff0c\u4f8b\u5982\u6578\u64da\u985e\u578b\u3001\u7bc4\u570d\u7b49\u3002<\/li>\n<li><strong>\u53ef\u64f4\u5c55\u6027\uff08Scalability\uff09<\/strong>: \u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u9577\uff0c\u6578\u64da\u5eab\u61c9\u80fd\u5920\u6709\u6548\u5730\u8655\u7406\u66f4\u591a\u7684\u8a18\u9304\u3002<\/li>\n<\/ul>\n<h3 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a8%98%e9%8c%84%e7%9a%84%e7%a4%ba%e4%be%8b-OhByvnhozv\">\u6578\u64da\u5eab\u8a18\u9304\u7684\u793a\u4f8b<\/h3>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u6578\u64da\u5eab\u8868\u683c\u793a\u4f8b\uff0c\u5c55\u793a\u4e86\u5982\u4f55\u5b58\u5132\u7528\u6236\u4fe1\u606f\uff1a<\/p>\n<pre>\nCREATE TABLE Users (\n    UserID INT PRIMARY KEY,\n    UserName VARCHAR(100),\n    Email VARCHAR(100),\n    CreatedAt DATETIME DEFAULT CURRENT_TIMESTAMP\n);\n<\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c<code>UserID<\/code> \u662f\u4e3b\u9375\uff0c\u78ba\u4fdd\u6bcf\u500b\u7528\u6236\u7684\u552f\u4e00\u6027\u3002\u5176\u4ed6\u5c6c\u6027\u5982 <code>UserName<\/code> \u548c <code>Email<\/code> \u5247\u5b58\u5132\u7528\u6236\u7684\u57fa\u672c\u4fe1\u606f\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-OhByvnhozv\">\u7d50\u8ad6<\/h2>\n<p>\u6578\u64da\u5eab\u7684\u5c6c\u6027\u8207\u8a18\u9304\u662f\u7406\u89e3\u6578\u64da\u7ba1\u7406\u7684\u57fa\u790e\u3002\u901a\u904e\u638c\u63e1\u9019\u4e9b\u6982\u5ff5\uff0c\u958b\u767c\u8005\u548c\u6578\u64da\u7ba1\u7406\u8005\u53ef\u4ee5\u66f4\u6709\u6548\u5730\u8a2d\u8a08\u548c\u64cd\u4f5c\u6578\u64da\u5eab\uff0c\u5f9e\u800c\u63d0\u9ad8\u6578\u64da\u7684\u53ef\u9760\u6027\u548c\u53ef\u7528\u6027\u3002\u5728\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u5eab\u89e3\u6c7a\u65b9\u6848\u6642\uff0c\u8003\u616e\u9019\u4e9b\u5c6c\u6027\u5c07\u6709\u52a9\u65bc\u78ba\u4fdd\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u548c\u6027\u80fd\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bc\u5982\u4f55\u5728\u9999\u6e2f\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u6709\u8208\u8da3\uff0c\u6216\u60f3\u4e86\u89e3\u66f4\u591a\u95dc\u65bc <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u7684\u4fe1\u606f\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u8cc7\u6e90\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u6578\u64da\u5eab\u7684\u5c6c\u6027\u8207\u8a18\u9304\uff0c\u4e86\u89e3\u5982\u4f55\u6709\u6548\u7ba1\u7406\u548c\u7d44\u7e54\u6578\u64da\uff0c\u63d0\u5347\u6578\u64da\u5eab\u6027\u80fd\u8207\u61c9\u7528\u6548\u7387\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-188454","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/188454","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=188454"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/188454\/revisions"}],"predecessor-version":[{"id":188455,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/188454\/revisions\/188455"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=188454"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=188454"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=188454"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}