{"id":76532,"date":"2024-10-16T07:31:56","date_gmt":"2024-10-15T23:31:56","guid":{"rendered":"https:\/\/server.hk\/cnblog\/76532\/"},"modified":"2024-10-16T07:31:56","modified_gmt":"2024-10-15T23:31:56","slug":"mysql%e6%95%b8%e6%93%9a%e5%ba%ab%e4%ba%a4%e4%ba%92%ef%bc%9a%e5%af%a6%e7%8f%be%e6%95%b8%e6%93%9a%e5%ad%98%e5%84%b2%e8%88%87%e7%ae%a1%e7%90%86-mysql%e6%95%b8%e6%93%9a%e5%ba%ab%e4%ba%a4%e4%ba%92","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/76532\/","title":{"rendered":"MySQL\u6578\u64da\u5eab\u4ea4\u4e92\uff1a\u5be6\u73fe\u6578\u64da\u5b58\u5132\u8207\u7ba1\u7406 (MySQL\u6578\u64da\u5eab\u4ea4\u4e92)"},"content":{"rendered":"<h1 id=\"mysql%e6%95%b8%e6%93%9a%e5%ba%ab%e4%ba%a4%e4%ba%92%ef%bc%9a%e5%af%a6%e7%8f%be%e6%95%b8%e6%93%9a%e5%ad%98%e5%84%b2%e8%88%87%e7%ae%a1%e7%90%86-iduDGnWtiy\">MySQL\u6578\u64da\u5eab\u4ea4\u4e92\uff1a\u5be6\u73fe\u6578\u64da\u5b58\u5132\u8207\u7ba1\u7406<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u7ba1\u7406\u548c\u5b58\u5132\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u91cd\u8981\u3002MySQL\u4f5c\u70ba\u4e00\u7a2e\u6d41\u884c\u7684\u958b\u6e90\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u61c9\u7528\u7a0b\u5e8f\u4e2d\u3002\u672c\u6587\u5c07\u63a2\u8a0eMySQL\u6578\u64da\u5eab\u7684\u4ea4\u4e92\u65b9\u5f0f\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\uff0c\u5e6b\u52a9\u8b80\u8005\u66f4\u597d\u5730\u7406\u89e3\u5982\u4f55\u5be6\u73fe\u6578\u64da\u7684\u5b58\u5132\u8207\u7ba1\u7406\u3002<\/p>\n<h2 id=\"mysql%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-iduDGnWtiy\">MySQL\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>MySQL\u662f\u4e00\u7a2e\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff08RDBMS\uff09\uff0c\u5b83\u4f7f\u7528\u7d50\u69cb\u5316\u67e5\u8a62\u8a9e\u8a00\uff08SQL\uff09\u4f86\u9032\u884c\u6578\u64da\u7684\u67e5\u8a62\u548c\u64cd\u4f5c\u3002MySQL\u7684\u4e3b\u8981\u7279\u9ede\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u958b\u6e90\uff1aMySQL\u662f\u514d\u8cbb\u7684\uff0c\u4e26\u4e14\u6709\u8457\u6d3b\u8e8d\u7684\u793e\u5340\u652f\u6301\u3002<\/li>\n<li>\u9ad8\u6548\u80fd\uff1aMySQL\u80fd\u5920\u8655\u7406\u5927\u91cf\u7684\u6578\u64da\uff0c\u4e26\u4e14\u652f\u6301\u591a\u7528\u6236\u540c\u6642\u8a2a\u554f\u3002<\/li>\n<li>\u9748\u6d3b\u6027\uff1a\u652f\u6301\u591a\u7a2e\u6578\u64da\u985e\u578b\u548c\u8907\u96dc\u7684\u67e5\u8a62\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e5%89%b5%e5%bb%ba%e8%88%87%e7%ae%a1%e7%90%86-iduDGnWtiy\">\u6578\u64da\u5eab\u7684\u5275\u5efa\u8207\u7ba1\u7406<\/h2>\n<p>\u5728\u4f7f\u7528MySQL\u4e4b\u524d\uff0c\u9996\u5148\u9700\u8981\u5275\u5efa\u4e00\u500b\u6578\u64da\u5eab\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u8a9e\u53e5\u4f86\u5275\u5efa\u4e00\u500b\u65b0\u7684\u6578\u64da\u5eab\uff1a<\/p>\n<pre><code>CREATE DATABASE my_database;<\/code><\/pre>\n<p>\u5275\u5efa\u6578\u64da\u5eab\u5f8c\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u9078\u64c7\u8a72\u6578\u64da\u5eab\uff1a<\/p>\n<pre><code>USE my_database;<\/code><\/pre>\n<h3 id=\"%e8%a1%a8%e7%9a%84%e5%89%b5%e5%bb%ba-iduDGnWtiy\">\u8868\u7684\u5275\u5efa<\/h3>\n<p>\u5728\u6578\u64da\u5eab\u4e2d\uff0c\u6578\u64da\u662f\u4ee5\u8868\u7684\u5f62\u5f0f\u5b58\u5132\u7684\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u8a9e\u53e5\u4f86\u5275\u5efa\u4e00\u500b\u8868\uff1a<\/p>\n<pre><code>CREATE TABLE users (\n    id INT AUTO_INCREMENT PRIMARY KEY,\n    username VARCHAR(50) NOT NULL,\n    email VARCHAR(100) NOT NULL,\n    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP\n);<\/code><\/pre>\n<h3 id=\"%e6%95%b8%e6%93%9a%e7%9a%84%e6%8f%92%e5%85%a5-iduDGnWtiy\">\u6578\u64da\u7684\u63d2\u5165<\/h3>\n<p>\u5275\u5efa\u8868\u5f8c\uff0c\u53ef\u4ee5\u4f7f\u7528INSERT\u8a9e\u53e5\u5c07\u6578\u64da\u63d2\u5165\u5230\u8868\u4e2d\uff1a<\/p>\n<pre><code>INSERT INTO users (username, email) VALUES ('john_doe', 'john@example.com');<\/code><\/pre>\n<h3 id=\"%e6%95%b8%e6%93%9a%e7%9a%84%e6%9f%a5%e8%a9%a2-iduDGnWtiy\">\u6578\u64da\u7684\u67e5\u8a62<\/h3>\n<p>\u8981\u67e5\u8a62\u8868\u4e2d\u7684\u6578\u64da\uff0c\u53ef\u4ee5\u4f7f\u7528SELECT\u8a9e\u53e5\uff1a<\/p>\n<pre><code>SELECT * FROM users;<\/code><\/pre>\n<p>\u9019\u5c07\u8fd4\u56deusers\u8868\u4e2d\u7684\u6240\u6709\u8a18\u9304\u3002\u53ef\u4ee5\u4f7f\u7528WHERE\u5b50\u53e5\u4f86\u904e\u6ffe\u7d50\u679c\uff1a<\/p>\n<pre><code>SELECT * FROM users WHERE username = 'john_doe';<\/code><\/pre>\n<h3 id=\"%e6%95%b8%e6%93%9a%e7%9a%84%e6%9b%b4%e6%96%b0%e8%88%87%e5%88%aa%e9%99%a4-iduDGnWtiy\">\u6578\u64da\u7684\u66f4\u65b0\u8207\u522a\u9664<\/h3>\n<p>\u5982\u679c\u9700\u8981\u66f4\u65b0\u8868\u4e2d\u7684\u6578\u64da\uff0c\u53ef\u4ee5\u4f7f\u7528UPDATE\u8a9e\u53e5\uff1a<\/p>\n<pre><code>UPDATE users SET email = 'john_new@example.com' WHERE username = 'john_doe';<\/code><\/pre>\n<p>\u8981\u522a\u9664\u8868\u4e2d\u7684\u6578\u64da\uff0c\u53ef\u4ee5\u4f7f\u7528DELETE\u8a9e\u53e5\uff1a<\/p>\n<pre><code>DELETE FROM users WHERE username = 'john_doe';<\/code><\/pre>\n<h2 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e5%ae%89%e5%85%a8%e6%80%a7-iduDGnWtiy\">\u6578\u64da\u5eab\u7684\u5b89\u5168\u6027<\/h2>\n<p>\u5728\u7ba1\u7406MySQL\u6578\u64da\u5eab\u6642\uff0c\u5b89\u5168\u6027\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u63d0\u9ad8\u6578\u64da\u5eab\u5b89\u5168\u6027\u7684\u5efa\u8b70\uff1a<\/p>\n<ul>\n<li>\u4f7f\u7528\u5f37\u5bc6\u78bc\uff1a\u78ba\u4fdd\u6578\u64da\u5eab\u7528\u6236\u4f7f\u7528\u5f37\u5bc6\u78bc\u3002<\/li>\n<li>\u5b9a\u671f\u5099\u4efd\uff1a\u5b9a\u671f\u5099\u4efd\u6578\u64da\u5eab\uff0c\u4ee5\u9632\u6578\u64da\u4e1f\u5931\u3002<\/li>\n<li>\u9650\u5236\u8a2a\u554f\u6b0a\u9650\uff1a\u50c5\u6388\u4e88\u5fc5\u8981\u7684\u7528\u6236\u8a2a\u554f\u6b0a\u9650\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-iduDGnWtiy\">\u7e3d\u7d50<\/h2>\n<p>MySQL\u6578\u64da\u5eab\u4ea4\u4e92\u662f\u5be6\u73fe\u6578\u64da\u5b58\u5132\u8207\u7ba1\u7406\u7684\u95dc\u9375\u3002\u901a\u904e\u5275\u5efa\u6578\u64da\u5eab\u3001\u8868\u4ee5\u53ca\u57f7\u884c\u5404\u7a2eSQL\u64cd\u4f5c\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u6709\u6548\u5730\u7ba1\u7406\u6578\u64da\u3002\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u52a0\uff0c\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u5eab\u89e3\u6c7a\u65b9\u6848\u8b8a\u5f97\u5c24\u70ba\u91cd\u8981\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u53ef\u9760\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u670d\u52d9\u4f86\u6258\u7ba1\u60a8\u7684MySQL\u6578\u64da\u5eab\uff0cServer.HK\u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u7684\u7528\u6236\u3002\u7121\u8ad6\u662f\u5c0f\u578b\u9805\u76ee\u9084\u662f\u5927\u578b\u61c9\u7528\uff0c\u60a8\u90fd\u53ef\u4ee5\u5728\u6211\u5011\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u4e0a\u627e\u5230\u5408\u9069\u7684\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22MySQL\u6578\u64da\u5eab\u4ea4\u4e92\uff0c\u5b78\u7fd2\u5982\u4f55\u9ad8\u6548\u5be6\u73fe\u6578\u64da\u5b58\u5132\u8207\u7ba1\u7406\uff0c\u63d0\u5347\u6578\u64da\u8655\u7406\u80fd\u529b\u8207\u61c9\u7528\u6027\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-76532","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/76532","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=76532"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/76532\/revisions"}],"predecessor-version":[{"id":76533,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/76532\/revisions\/76533"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=76532"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=76532"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=76532"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}