{"id":162385,"date":"2024-11-04T14:39:18","date_gmt":"2024-11-04T06:39:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/162385\/"},"modified":"2024-11-04T14:39:19","modified_gmt":"2024-11-04T06:39:19","slug":"%e7%b0%a1%e5%96%ae%e8%ab%87%e4%b8%80%e8%ab%87-mysql-%e6%95%b8%e6%93%9a%e5%ba%ab%e5%a4%96%e9%8d%b5%e7%b4%84%e6%9d%9f%e7%9a%84%e4%b8%80%e4%ba%9b%e7%9f%a5%e8%ad%98","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/162385\/","title":{"rendered":"\u7c21\u55ae\u8ac7\u4e00\u8ac7 MySQL \u6578\u64da\u5eab\u5916\u9375\u7d04\u675f\u7684\u4e00\u4e9b\u77e5\u8b58"},"content":{"rendered":"<h1 id=\"%e7%b0%a1%e5%96%ae%e8%ab%87%e4%b8%80%e8%ab%87-mysql-%e6%95%b8%e6%93%9a%e5%ba%ab%e5%a4%96%e9%8d%b5%e7%b4%84%e6%9d%9f%e7%9a%84%e4%b8%80%e4%ba%9b%e7%9f%a5%e8%ad%98-XKuBXqKfjs\">\u7c21\u55ae\u8ac7\u4e00\u8ac7 MySQL \u6578\u64da\u5eab\u5916\u9375\u7d04\u675f\u7684\u4e00\u4e9b\u77e5\u8b58<\/h1>\n<p>\u5728\u6578\u64da\u5eab\u8a2d\u8a08\u4e2d\uff0c\u5916\u9375\u7d04\u675f\u662f\u4e00\u500b\u91cd\u8981\u7684\u6982\u5ff5\uff0c\u7279\u5225\u662f\u5728\u95dc\u806f\u578b\u6578\u64da\u5eab\u4e2d\u3002MySQL \u4f5c\u70ba\u4e00\u500b\u6d41\u884c\u7684\u958b\u6e90\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u5916\u9375\u7d04\u675f\u529f\u80fd\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u7dad\u8b77\u6578\u64da\u7684\u5b8c\u6574\u6027\u548c\u4e00\u81f4\u6027\u3002\u672c\u6587\u5c07\u7c21\u55ae\u4ecb\u7d39 MySQL \u4e2d\u7684\u5916\u9375\u7d04\u675f\uff0c\u5305\u62ec\u5176\u5b9a\u7fa9\u3001\u7528\u9014\u3001\u4ee5\u53ca\u5982\u4f55\u5728\u6578\u64da\u5eab\u4e2d\u5be6\u73fe\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e5%a4%96%e9%8d%b5%e7%b4%84%e6%9d%9f%ef%bc%9f-XKuBXqKfjs\">\u4ec0\u9ebc\u662f\u5916\u9375\u7d04\u675f\uff1f<\/h2>\n<p>\u5916\u9375\u7d04\u675f\u662f\u4e00\u7a2e\u6578\u64da\u5eab\u7d04\u675f\uff0c\u7528\u65bc\u5efa\u7acb\u548c\u5f37\u5316\u5169\u500b\u8868\u4e4b\u9593\u7684\u95dc\u806f\u3002\u5177\u9ad4\u4f86\u8aaa\uff0c\u5916\u9375\u662f\u6307\u4e00\u500b\u8868\u4e2d\u7684\u4e00\u5217\uff08\u6216\u591a\u5217\uff09\uff0c\u5176\u503c\u5fc5\u9808\u5728\u53e6\u4e00\u500b\u8868\u7684\u4e3b\u9375\u4e2d\u5b58\u5728\u3002\u9019\u6a23\u7684\u8a2d\u8a08\u53ef\u4ee5\u9632\u6b62\u6578\u64da\u4e0d\u4e00\u81f4\u7684\u60c5\u6cc1\u767c\u751f\uff0c\u78ba\u4fdd\u6578\u64da\u7684\u5b8c\u6574\u6027\u3002<\/p>\n<h2 id=\"%e5%a4%96%e9%8d%b5%e7%b4%84%e6%9d%9f%e7%9a%84%e7%94%a8%e9%80%94-XKuBXqKfjs\">\u5916\u9375\u7d04\u675f\u7684\u7528\u9014<\/h2>\n<ul>\n<li><strong>\u6578\u64da\u5b8c\u6574\u6027\uff1a<\/strong>\u5916\u9375\u7d04\u675f\u53ef\u4ee5\u9632\u6b62\u63d2\u5165\u4e0d\u5408\u6cd5\u7684\u6578\u64da\u3002\u4f8b\u5982\uff0c\u5982\u679c\u4e00\u500b\u8a02\u55ae\u8868\u4e2d\u7684\u5ba2\u6236ID\u4e0d\u5728\u5ba2\u6236\u8868\u4e2d\uff0c\u5247\u8a72\u8a02\u55ae\u7121\u6cd5\u88ab\u63d2\u5165\u3002<\/li>\n<li><strong>\u7d1a\u806f\u64cd\u4f5c\uff1a<\/strong>\u5916\u9375\u7d04\u675f\u652f\u6301\u7d1a\u806f\u522a\u9664\u548c\u66f4\u65b0\u64cd\u4f5c\u3002\u7576\u4e3b\u8868\u4e2d\u7684\u6578\u64da\u88ab\u522a\u9664\u6216\u66f4\u65b0\u6642\uff0c\u76f8\u95dc\u7684\u5f9e\u8868\u6578\u64da\u4e5f\u53ef\u4ee5\u81ea\u52d5\u66f4\u65b0\u6216\u522a\u9664\u3002<\/li>\n<li><strong>\u6578\u64da\u95dc\u806f\u6027\uff1a<\/strong>\u901a\u904e\u5916\u9375\u7d04\u675f\uff0c\u53ef\u4ee5\u6e05\u6670\u5730\u5b9a\u7fa9\u8868\u4e4b\u9593\u7684\u95dc\u806f\uff0c\u9019\u5c0d\u65bc\u6578\u64da\u7684\u67e5\u8a62\u548c\u5206\u6790\u975e\u5e38\u91cd\u8981\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e5%9c%a8-mysql-%e4%b8%ad%e5%ae%9a%e7%be%a9%e5%a4%96%e9%8d%b5%e7%b4%84%e6%9d%9f-XKuBXqKfjs\">\u5982\u4f55\u5728 MySQL \u4e2d\u5b9a\u7fa9\u5916\u9375\u7d04\u675f<\/h2>\n<p>\u5728 MySQL \u4e2d\uff0c\u5b9a\u7fa9\u5916\u9375\u7d04\u675f\u901a\u5e38\u662f\u5728\u5275\u5efa\u8868\u6642\u9032\u884c\u7684\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u5728\u5275\u5efa\u8868\u6642\u6dfb\u52a0\u5916\u9375\u7d04\u675f\uff1a<\/p>\n<pre><code>\nCREATE TABLE customers (\n    customer_id INT AUTO_INCREMENT,\n    name VARCHAR(100),\n    PRIMARY KEY (customer_id)\n);\n\nCREATE TABLE orders (\n    order_id INT AUTO_INCREMENT,\n    order_date DATE,\n    customer_id INT,\n    PRIMARY KEY (order_id),\n    FOREIGN KEY (customer_id) REFERENCES customers(customer_id)\n        ON DELETE CASCADE\n        ON UPDATE CASCADE\n);\n<\/code><\/pre>\n<p>\u5728\u4e0a\u8ff0\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u5275\u5efa\u4e86\u5169\u500b\u8868\uff1acustomers \u548c orders\u3002orders \u8868\u4e2d\u7684 customer_id \u5217\u662f\u5916\u9375\uff0c\u5f15\u7528\u4e86 customers \u8868\u4e2d\u7684 customer_id \u5217\u3002\u9019\u610f\u5473\u8457\u6bcf\u500b\u8a02\u55ae\u90fd\u5fc5\u9808\u5c0d\u61c9\u4e00\u500b\u6709\u6548\u7684\u5ba2\u6236\u3002<\/p>\n<h2 id=\"%e5%a4%96%e9%8d%b5%e7%b4%84%e6%9d%9f%e7%9a%84%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-XKuBXqKfjs\">\u5916\u9375\u7d04\u675f\u7684\u6ce8\u610f\u4e8b\u9805<\/h2>\n<ul>\n<li><strong>\u6578\u64da\u985e\u578b\u5fc5\u9808\u5339\u914d\uff1a<\/strong>\u5916\u9375\u5217\u548c\u4e3b\u9375\u5217\u7684\u6578\u64da\u985e\u578b\u5fc5\u9808\u76f8\u540c\uff0c\u5426\u5247\u5c07\u7121\u6cd5\u5efa\u7acb\u5916\u9375\u7d04\u675f\u3002<\/li>\n<li><strong>\u8868\u5fc5\u9808\u4f7f\u7528 InnoDB \u5f15\u64ce\uff1a<\/strong>MySQL \u4e2d\u7684\u5916\u9375\u7d04\u675f\u50c5\u5728 InnoDB \u5b58\u5132\u5f15\u64ce\u4e2d\u6709\u6548\uff0c\u5176\u4ed6\u5b58\u5132\u5f15\u64ce\uff08\u5982 MyISAM\uff09\u4e0d\u652f\u6301\u5916\u9375\u7d04\u675f\u3002<\/li>\n<li><strong>\u7d22\u5f15\u8981\u6c42\uff1a<\/strong>\u5916\u9375\u5217\u5fc5\u9808\u6709\u7d22\u5f15\uff0c\u9019\u6a23\u624d\u80fd\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-XKuBXqKfjs\">\u7e3d\u7d50<\/h2>\n<p>\u5916\u9375\u7d04\u675f\u5728 MySQL \u6578\u64da\u5eab\u4e2d\u626e\u6f14\u8457\u81f3\u95dc\u91cd\u8981\u7684\u89d2\u8272\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u7dad\u8b77\u6578\u64da\u7684\u5b8c\u6574\u6027\u548c\u4e00\u81f4\u6027\u3002\u901a\u904e\u5408\u7406\u5730\u4f7f\u7528\u5916\u9375\u7d04\u675f\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u7ba1\u7406\u6578\u64da\u4e4b\u9593\u7684\u95dc\u806f\uff0c\u4e26\u78ba\u4fdd\u6578\u64da\u7684\u6e96\u78ba\u6027\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u7ba1\u7406\u7684\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u5eab\u89e3\u6c7a\u65b9\u6848\u81f3\u95dc\u91cd\u8981\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u53ef\u9760\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u670d\u52d9\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u7684\u5ba2\u6236\u3002\u7121\u8ad6\u662f\u6578\u64da\u5eab\u7ba1\u7406\u9084\u662f\u5176\u4ed6\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">\u4f3a\u670d\u5668<\/a> \u5c0d\u65bc\u696d\u52d9\u7684\u6210\u529f\u81f3\u95dc\u91cd\u8981\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3 MySQL \u6578\u64da\u5eab\u5916\u9375\u7d04\u675f\u7684\u57fa\u672c\u77e5\u8b58\uff0c\u5b78\u7fd2\u5982\u4f55\u7dad\u8b77\u6578\u64da\u5b8c\u6574\u6027\u548c\u95dc\u806f\u6027\uff0c\u63d0\u5347\u6578\u64da\u7ba1\u7406\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-162385","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/162385","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=162385"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/162385\/revisions"}],"predecessor-version":[{"id":162386,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/162385\/revisions\/162386"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=162385"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=162385"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=162385"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}