{"id":188304,"date":"2024-11-11T21:33:24","date_gmt":"2024-11-11T13:33:24","guid":{"rendered":"https:\/\/server.hk\/cnblog\/188304\/"},"modified":"2024-11-11T21:33:25","modified_gmt":"2024-11-11T13:33:25","slug":"%e6%8e%a2%e7%a9%b6matlab%e5%a6%82%e4%bd%95%e8%88%87%e6%95%b8%e6%93%9a%e5%ba%ab%e7%b5%90%e5%90%88%e5%af%a6%e7%8f%be%e9%ab%98%e6%95%88%e6%95%b8%e6%93%9a%e8%99%95%e7%90%86-matlab-%e8%88%87%e6%95%b8","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/188304\/","title":{"rendered":"\u63a2\u7a76Matlab\u5982\u4f55\u8207\u6578\u64da\u5eab\u7d50\u5408\u5be6\u73fe\u9ad8\u6548\u6578\u64da\u8655\u7406 (matlab \u8207\u6578\u64da\u5eab)"},"content":{"rendered":"

\u63a2\u7a76Matlab\u5982\u4f55\u8207\u6578\u64da\u5eab\u7d50\u5408\u5be6\u73fe\u9ad8\u6548\u6578\u64da\u8655\u7406<\/h1>\n

\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u7684\u6709\u6548\u8655\u7406\u548c\u5206\u6790\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u91cd\u8981\u3002Matlab\u4f5c\u70ba\u4e00\u7a2e\u5f37\u5927\u7684\u6578\u64da\u5206\u6790\u5de5\u5177\uff0c\u80fd\u5920\u8207\u5404\u7a2e\u6578\u64da\u5eab\u9032\u884c\u96c6\u6210\uff0c\u5f9e\u800c\u5be6\u73fe\u9ad8\u6548\u7684\u6578\u64da\u8655\u7406\u3002\u672c\u6587\u5c07\u63a2\u8a0eMatlab\u5982\u4f55\u8207\u6578\u64da\u5eab\u7d50\u5408\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\u3002<\/p>\n

Matlab\u8207\u6578\u64da\u5eab\u7684\u96c6\u6210<\/h2>\n

Matlab\u63d0\u4f9b\u4e86\u591a\u7a2e\u5de5\u5177\u548c\u51fd\u6578\u4f86\u9023\u63a5\u548c\u64cd\u4f5c\u6578\u64da\u5eab\u3002\u6700\u5e38\u7528\u7684\u65b9\u5f0f\u662f\u901a\u904eDatabase Toolbox\uff0c\u9019\u662f\u4e00\u500b\u5c08\u9580\u7528\u65bc\u6578\u64da\u5eab\u9023\u63a5\u548c\u6578\u64da\u64cd\u4f5c\u7684\u5de5\u5177\u7bb1\u3002\u5b83\u652f\u6301\u591a\u7a2e\u6578\u64da\u5eab\u7cfb\u7d71\uff0c\u5305\u62ecMySQL\u3001PostgreSQL\u3001Oracle\u7b49\u3002<\/p>\n

\u9023\u63a5\u6578\u64da\u5eab<\/h3>\n

\u8981\u5728Matlab\u4e2d\u9023\u63a5\u6578\u64da\u5eab\uff0c\u9996\u5148\u9700\u8981\u5efa\u7acb\u4e00\u500b\u6578\u64da\u5eab\u9023\u63a5\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u9023\u63a5MySQL\u6578\u64da\u5eab\u7684\u793a\u4f8b\uff1a<\/p>\n

dbname = 'your_database_name';\nusername = 'your_username';\npassword = 'your_password';\ndatasource = 'your_datasource_name';\n\nconn = database(dbname, username, password, 'Vendor', 'MySQL', 'Server', 'localhost', 'PortNumber', 3306);\n<\/code><\/pre>\n
\u5728\u9019\u6bb5\u4ee3\u78bc\u4e2d\uff0c\u6211\u5011\u4f7f\u7528\u4e86database<\/code>\u51fd\u6578\u4f86\u5275\u5efa\u4e00\u500b\u9023\u63a5\u5c0d\u8c61conn<\/code>\u3002\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u60a8\u9700\u8981\u6839\u64da\u5be6\u969b\u60c5\u6cc1\u66ff\u63db\u6578\u64da\u5eab\u540d\u7a31\u3001\u7528\u6236\u540d\u3001\u5bc6\u78bc\u548c\u6578\u64da\u6e90\u540d\u7a31\u3002<\/p>\n
\u57f7\u884c\u67e5\u8a62<\/h3>\n
\u4e00\u65e6\u5efa\u7acb\u4e86\u9023\u63a5\uff0c\u5c31\u53ef\u4ee5\u4f7f\u7528fetch<\/code>\u51fd\u6578\u4f86\u57f7\u884cSQL\u67e5\u8a62\u4e26\u7372\u53d6\u6578\u64da\u3002\u4f8b\u5982\uff0c\u4ee5\u4e0b\u4ee3\u78bc\u5f9e\u6578\u64da\u5eab\u4e2d\u9078\u64c7\u6240\u6709\u8a18\u9304\uff1a<\/p>\n
sqlquery = 'SELECT * FROM your_table_name';\ndata = fetch(conn, sqlquery);\n<\/code><\/pre>\n
\u9019\u6bb5\u4ee3\u78bc\u5c07\u67e5\u8a62\u7d50\u679c\u5b58\u5132\u5728\u8b8a\u91cfdata<\/code>\u4e2d\uff0c\u60a8\u53ef\u4ee5\u9032\u4e00\u6b65\u5c0d\u5176\u9032\u884c\u5206\u6790\u548c\u8655\u7406\u3002<\/p>\n
\u6578\u64da\u8655\u7406\u8207\u5206\u6790<\/h2>\n
\u7372\u53d6\u6578\u64da\u5f8c\uff0cMatlab\u63d0\u4f9b\u4e86\u591a\u7a2e\u5de5\u5177\u4f86\u9032\u884c\u6578\u64da\u8655\u7406\u548c\u5206\u6790\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528Matlab\u7684\u6578\u64da\u5206\u6790\u51fd\u6578\uff0c\u5982mean<\/code>\u3001std<\/code>\u7b49\uff0c\u4f86\u8a08\u7b97\u7d71\u8a08\u6307\u6a19\uff0c\u6216\u8005\u4f7f\u7528\u53ef\u8996\u5316\u5de5\u5177\u4f86\u5c55\u793a\u6578\u64da\u3002<\/p>\n
\u6578\u64da\u53ef\u8996\u5316\u793a\u4f8b<\/h3>\n
\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u6578\u64da\u53ef\u8996\u5316\u793a\u4f8b\uff0c\u5c07\u5f9e\u6578\u64da\u5eab\u4e2d\u7372\u53d6\u7684\u6578\u64da\u9032\u884c\u7e6a\u5716\uff1a<\/p>\n
plot(data(:,1), data(:,2));\nxlabel('X\u8ef8\u6a19\u7c64');\nylabel('Y\u8ef8\u6a19\u7c64');\ntitle('\u6578\u64da\u53ef\u8996\u5316\u793a\u4f8b');\n<\/code><\/pre>\n
\u9019\u6bb5\u4ee3\u78bc\u5c07\u7b2c\u4e00\u5217\u548c\u7b2c\u4e8c\u5217\u7684\u6578\u64da\u7e6a\u88fd\u6210\u4e00\u500b\u7c21\u55ae\u7684\u4e8c\u7dad\u5716\uff0c\u5e6b\u52a9\u7528\u6236\u76f4\u89c0\u5730\u7406\u89e3\u6578\u64da\u7684\u5206\u4f48\u60c5\u6cc1\u3002<\/p>\n
\u6578\u64da\u66f4\u65b0\u8207\u5beb\u5165<\/h2>\n
\u9664\u4e86\u8b80\u53d6\u6578\u64da\uff0cMatlab\u9084\u53ef\u4ee5\u7528\u65bc\u66f4\u65b0\u548c\u5beb\u5165\u6578\u64da\u5eab\u4e2d\u7684\u6578\u64da\u3002\u4f7f\u7528exec<\/code>\u51fd\u6578\u53ef\u4ee5\u57f7\u884cINSERT\u3001UPDATE\u6216DELETE\u7b49SQL\u8a9e\u53e5\u3002\u4f8b\u5982\uff0c\u4ee5\u4e0b\u4ee3\u78bc\u5c07\u4e00\u689d\u65b0\u8a18\u9304\u63d2\u5165\u5230\u6578\u64da\u5eab\u4e2d\uff1a<\/p>\n
insertQuery = 'INSERT INTO your_table_name (column1, column2) VALUES (value1, value2)';\nexec(conn, insertQuery);\n<\/code><\/pre>\n
\u9019\u6bb5\u4ee3\u78bc\u5c07\u6307\u5b9a\u7684\u503c\u63d2\u5165\u5230\u76f8\u61c9\u7684\u5217\u4e2d\uff0c\u5be6\u73fe\u6578\u64da\u7684\u66f4\u65b0\u3002<\/p>\n
\u7d50\u8ad6<\/h2>\n
Matlab\u8207\u6578\u64da\u5eab\u7684\u7d50\u5408\u70ba\u6578\u64da\u8655\u7406\u548c\u5206\u6790\u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u652f\u6301\u3002\u901a\u904e\u4f7f\u7528Database Toolbox\uff0c\u60a8\u53ef\u4ee5\u8f15\u9b06\u5730\u9023\u63a5\u5230\u5404\u7a2e\u6578\u64da\u5eab\uff0c\u57f7\u884c\u67e5\u8a62\uff0c\u9032\u884c\u6578\u64da\u5206\u6790\u548c\u53ef\u8996\u5316\uff0c\u751a\u81f3\u66f4\u65b0\u6578\u64da\u3002\u9019\u7a2e\u9748\u6d3b\u6027\u4f7f\u5f97Matlab\u6210\u70ba\u6578\u64da\u79d1\u5b78\u5bb6\u548c\u5de5\u7a0b\u5e2b\u5728\u8655\u7406\u5927\u91cf\u6578\u64da\u6642\u7684\u7406\u60f3\u9078\u64c7\u3002<\/p>\n
\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684\u6578\u64da\u8655\u7406\u89e3\u6c7a\u65b9\u6848\uff0c\u8003\u616e\u4f7f\u7528\u9999\u6e2fVPS<\/a>\u4f86\u904b\u884c\u60a8\u7684Matlab\u61c9\u7528\u7a0b\u5e8f\uff0c\u9019\u5c07\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u7684\u74b0\u5883\u548c\u9ad8\u6548\u7684\u6027\u80fd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u63a2\u7d22Matlab\u8207\u6578\u64da\u5eab\u7684\u7d50\u5408\uff0c\u5be6\u73fe\u9ad8\u6548\u6578\u64da\u8655\u7406\uff0c\u63d0\u5347\u6578\u64da\u5206\u6790\u8207\u7ba1\u7406\u7684\u6548\u7387\u8207\u6e96\u78ba\u6027\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-188304","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/188304","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=188304"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/188304\/revisions"}],"predecessor-version":[{"id":188305,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/188304\/revisions\/188305"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=188304"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=188304"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=188304"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}