{"id":166883,"date":"2024-11-05T20:25:20","date_gmt":"2024-11-05T12:25:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/166883\/"},"modified":"2024-11-05T20:25:21","modified_gmt":"2024-11-05T12:25:21","slug":"%e4%ba%86%e8%a7%a3%e6%9c%80%e5%b8%b8%e8%a6%8b%e7%9a%8413%e5%80%8b%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a1%93%e8%aa%9e","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/166883\/","title":{"rendered":"\u4e86\u89e3\u6700\u5e38\u898b\u768413\u500b\u6578\u64da\u5eab\u8853\u8a9e"},"content":{"rendered":"<h1 id=\"%e4%ba%86%e8%a7%a3%e6%9c%80%e5%b8%b8%e8%a6%8b%e7%9a%8413%e5%80%8b%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a1%93%e8%aa%9e-cjjSovztGE\">\u4e86\u89e3\u6700\u5e38\u898b\u768413\u500b\u6578\u64da\u5eab\u8853\u8a9e<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u5eab\u6210\u70ba\u4e86\u4f01\u696d\u548c\u958b\u767c\u8005\u4e0d\u53ef\u6216\u7f3a\u7684\u5de5\u5177\u3002\u7121\u8ad6\u662f\u7528\u65bc\u5b58\u5132\u3001\u6aa2\u7d22\u9084\u662f\u7ba1\u7406\u6578\u64da\uff0c\u4e86\u89e3\u6578\u64da\u5eab\u7684\u57fa\u672c\u8853\u8a9e\u5c0d\u65bc\u4efb\u4f55\u60f3\u8981\u9032\u5165\u9019\u500b\u9818\u57df\u7684\u4eba\u4f86\u8aaa\u90fd\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u672c\u6587\u5c07\u4ecb\u7d3913\u500b\u6700\u5e38\u898b\u7684\u6578\u64da\u5eab\u8853\u8a9e\uff0c\u5e6b\u52a9\u8b80\u8005\u66f4\u597d\u5730\u7406\u89e3\u6578\u64da\u5eab\u7684\u904b\u4f5c\u3002<\/p>\n<h2 id=\"1-%e6%95%b8%e6%93%9a%e5%ba%ab%ef%bc%88database%ef%bc%89-cjjSovztGE\">1. 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id=\"3-%e8%a1%a8%ef%bc%88table%ef%bc%89-cjjSovztGE\">3. \u8868\uff08Table\uff09<\/h2>\n<p>\u8868\u662f\u6578\u64da\u5eab\u4e2d\u5b58\u5132\u6578\u64da\u7684\u57fa\u672c\u7d50\u69cb\u3002\u6bcf\u500b\u8868\u7531\u884c\u548c\u5217\u7d44\u6210\uff0c\u884c\u4ee3\u8868\u8a18\u9304\uff0c\u5217\u4ee3\u8868\u5c6c\u6027\u3002\u4f8b\u5982\uff0c\u4e00\u500b\u7528\u6236\u8868\u53ef\u80fd\u5305\u542b\u7528\u6236ID\u3001\u59d3\u540d\u548c\u96fb\u5b50\u90f5\u4ef6\u5730\u5740\u7b49\u5217\u3002<\/p>\n<h2 id=\"4-%e8%a1%8c%ef%bc%88row%ef%bc%89-cjjSovztGE\">4. \u884c\uff08Row\uff09<\/h2>\n<p>\u884c\u662f\u8868\u4e2d\u7684\u4e00\u500b\u6578\u64da\u8a18\u9304\u3002\u6bcf\u4e00\u884c\u5305\u542b\u4e86\u8868\u4e2d\u6240\u6709\u5217\u7684\u6578\u64da\u3002\u4f8b\u5982\uff0c\u5728\u7528\u6236\u8868\u4e2d\uff0c\u6bcf\u4e00\u884c\u90fd\u4ee3\u8868\u4e00\u500b\u7279\u5b9a\u7528\u6236\u7684\u6240\u6709\u4fe1\u606f\u3002<\/p>\n<h2 id=\"5-%e5%88%97%ef%bc%88column%ef%bc%89-cjjSovztGE\">5. \u5217\uff08Column\uff09<\/h2>\n<p>\u5217\u662f\u8868\u4e2d\u7684\u4e00\u500b\u6578\u64da\u5c6c\u6027\u3002\u6bcf\u4e00\u5217\u90fd\u6709\u4e00\u500b\u540d\u7a31\u548c\u6578\u64da\u985e\u578b\uff0c\u5b9a\u7fa9\u4e86\u8a72\u5217\u53ef\u4ee5\u5b58\u5132\u7684\u6578\u64da\u985e\u578b\u3002\u4f8b\u5982\uff0c\u59d3\u540d\u5217\u53ef\u80fd\u662f\u5b57\u7b26\u4e32\u985e\u578b\uff0c\u800c\u5e74\u9f61\u5217\u53ef\u80fd\u662f\u6574\u6578\u985e\u578b\u3002<\/p>\n<h2 id=\"6-%e4%b8%bb%e9%8d%b5%ef%bc%88primary-key%ef%bc%89-cjjSovztGE\">6. \u4e3b\u9375\uff08Primary Key\uff09<\/h2>\n<p>\u4e3b\u9375\u662f\u8868\u4e2d\u552f\u4e00\u6a19\u8b58\u6bcf\u4e00\u884c\u7684\u5217\u6216\u5217\u7684\u7d44\u5408\u3002\u4e3b\u9375\u7684\u503c\u4e0d\u80fd\u91cd\u8907\uff0c\u4e26\u4e14\u4e0d\u80fd\u70ba\u7a7a\u3002\u9019\u78ba\u4fdd\u4e86\u6bcf\u689d\u8a18\u9304\u7684\u552f\u4e00\u6027\u3002<\/p>\n<h2 id=\"7-%e5%a4%96%e9%8d%b5%ef%bc%88foreign-key%ef%bc%89-cjjSovztGE\">7. \u5916\u9375\uff08Foreign Key\uff09<\/h2>\n<p>\u5916\u9375\u662f\u6307\u5411\u53e6\u4e00\u500b\u8868\u7684\u4e3b\u9375\u7684\u5217\u3002\u5b83\u7528\u65bc\u5efa\u7acb\u5169\u500b\u8868\u4e4b\u9593\u7684\u95dc\u806f\u3002\u4f8b\u5982\uff0c\u5728\u8a02\u55ae\u8868\u4e2d\uff0c\u5ba2\u6236ID\u53ef\u4ee5\u4f5c\u70ba\u5916\u9375\uff0c\u6307\u5411\u5ba2\u6236\u8868\u4e2d\u7684\u4e3b\u9375\u3002<\/p>\n<h2 id=\"8-%e6%9f%a5%e8%a9%a2%ef%bc%88query%ef%bc%89-cjjSovztGE\">8. \u67e5\u8a62\uff08Query\uff09<\/h2>\n<p>\u67e5\u8a62\u662f\u7528\u65bc\u5f9e\u6578\u64da\u5eab\u4e2d\u6aa2\u7d22\u6578\u64da\u7684\u8acb\u6c42\u3002SQL\uff08\u7d50\u69cb\u5316\u67e5\u8a62\u8a9e\u8a00\uff09\u662f\u6700\u5e38\u7528\u7684\u67e5\u8a62\u8a9e\u8a00\u3002\u4f8b\u5982\uff0c\u4ee5\u4e0bSQL\u67e5\u8a62\u5c07\u5f9e\u7528\u6236\u8868\u4e2d\u9078\u64c7\u6240\u6709\u7528\u6236\u7684\u59d3\u540d\uff1a<\/p>\n<pre><code>SELECT name FROM users;<\/code><\/pre>\n<h2 id=\"9-%e7%b4%a2%e5%bc%95%ef%bc%88index%ef%bc%89-cjjSovztGE\">9. \u7d22\u5f15\uff08Index\uff09<\/h2>\n<p>\u7d22\u5f15\u662f\u4e00\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u7528\u65bc\u52a0\u901f\u6578\u64da\u6aa2\u7d22\u3002\u901a\u904e\u5728\u8868\u7684\u67d0\u4e9b\u5217\u4e0a\u5275\u5efa\u7d22\u5f15\uff0c\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\u3002<\/p>\n<h2 id=\"10-%e4%ba%8b%e5%8b%99%ef%bc%88transaction%ef%bc%89-cjjSovztGE\">10. \u4e8b\u52d9\uff08Transaction\uff09<\/h2>\n<p>\u4e8b\u52d9\u662f\u4e00\u7d44\u64cd\u4f5c\u7684\u96c6\u5408\uff0c\u9019\u4e9b\u64cd\u4f5c\u8981\u9ebc\u5168\u90e8\u6210\u529f\uff0c\u8981\u9ebc\u5168\u90e8\u5931\u6557\u3002\u4e8b\u52d9\u78ba\u4fdd\u6578\u64da\u7684\u4e00\u81f4\u6027\u548c\u5b8c\u6574\u6027\u3002\u4f8b\u5982\uff0c\u9280\u884c\u8f49\u8cec\u64cd\u4f5c\u9700\u8981\u78ba\u4fdd\u5f9e\u4e00\u500b\u8cec\u6236\u6263\u6b3e\u548c\u5411\u53e6\u4e00\u500b\u8cec\u6236\u5b58\u6b3e\u540c\u6642\u6210\u529f\u3002<\/p>\n<h2 id=\"11-%e6%ad%a3%e8%a6%8f%e5%8c%96%ef%bc%88normalization%ef%bc%89-cjjSovztGE\">11. \u6b63\u898f\u5316\uff08Normalization\uff09<\/h2>\n<p>\u6b63\u898f\u5316\u662f\u8a2d\u8a08\u6578\u64da\u5eab\u7684\u4e00\u7a2e\u65b9\u6cd5\uff0c\u65e8\u5728\u6e1b\u5c11\u6578\u64da\u5197\u9918\u548c\u63d0\u9ad8\u6578\u64da\u5b8c\u6574\u6027\u3002\u901a\u904e\u5c07\u6578\u64da\u5206\u6563\u5230\u591a\u500b\u8868\u4e2d\uff0c\u53ef\u4ee5\u907f\u514d\u91cd\u8907\u6578\u64da\u3002<\/p>\n<h2 id=\"12-%e9%9d%9e%e9%97%9c%e8%81%af%e5%9e%8b%e6%95%b8%e6%93%9a%e5%ba%ab%ef%bc%88nosql-database%ef%bc%89-cjjSovztGE\">12. \u975e\u95dc\u806f\u578b\u6578\u64da\u5eab\uff08NoSQL Database\uff09<\/h2>\n<p>\u975e\u95dc\u806f\u578b\u6578\u64da\u5eab\u662f\u4e00\u7a2e\u4e0d\u4f7f\u7528\u50b3\u7d71\u8868\u683c\u7d50\u69cb\u7684\u6578\u64da\u5eab\u3002\u5b83\u5011\u901a\u5e38\u7528\u65bc\u8655\u7406\u5927\u898f\u6a21\u6578\u64da\u548c\u9ad8\u4e26\u767c\u7684\u61c9\u7528\u5834\u666f\u3002\u5e38\u898b\u7684\u975e\u95dc\u806f\u578b\u6578\u64da\u5eab\u5305\u62ecMongoDB\u548cCassandra\u3002<\/p>\n<h2 id=\"13-%e6%95%b8%e6%93%9a%e6%8c%96%e6%8e%98%ef%bc%88data-mining%ef%bc%89-cjjSovztGE\">13. \u6578\u64da\u6316\u6398\uff08Data Mining\uff09<\/h2>\n<p>\u6578\u64da\u6316\u6398\u662f\u5f9e\u5927\u91cf\u6578\u64da\u4e2d\u63d0\u53d6\u6709\u7528\u4fe1\u606f\u7684\u904e\u7a0b\u3002\u5b83\u6d89\u53ca\u7d71\u8a08\u5b78\u3001\u6a5f\u5668\u5b78\u7fd2\u548c\u6578\u64da\u5eab\u6280\u8853\uff0c\u5e38\u7528\u65bc\u5e02\u5834\u5206\u6790\u548c\u9810\u6e2c\u5efa\u6a21\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-cjjSovztGE\">\u7e3d\u7d50<\/h2>\n<p>\u4e86\u89e3\u9019\u4e9b\u57fa\u672c\u7684\u6578\u64da\u5eab\u8853\u8a9e\u5c0d\u65bc\u4efb\u4f55\u5e0c\u671b\u6df1\u5165\u6578\u64da\u7ba1\u7406\u548c\u5206\u6790\u9818\u57df\u7684\u4eba\u4f86\u8aaa\u90fd\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u96a8\u8457\u6578\u64da\u7684\u589e\u9577\u548c\u6280\u8853\u7684\u767c\u5c55\uff0c\u638c\u63e1\u9019\u4e9b\u6982\u5ff5\u5c07\u6709\u52a9\u65bc\u66f4\u597d\u5730\u5229\u7528\u6578\u64da\u8cc7\u6e90\u3002\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\u6216\u5176\u4ed6 <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u670d\u52d9\u6709\u8208\u8da3\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u4fe1\u606f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u6700\u5e38\u898b\u768413\u500b\u6578\u64da\u5eab\u8853\u8a9e\uff0c\u5e6b\u52a9\u60a8\u66f4\u597d\u5730\u7406\u89e3\u6578\u64da\u7ba1\u7406\u548c\u6578\u64da\u5eab\u6280\u8853\u7684\u57fa\u672c\u6982\u5ff5\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-166883","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/166883","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=166883"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/166883\/revisions"}],"predecessor-version":[{"id":166884,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/166883\/revisions\/166884"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=166883"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=166883"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=166883"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}