{"id":76672,"date":"2024-10-16T08:51:16","date_gmt":"2024-10-16T00:51:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/76672\/"},"modified":"2024-10-16T08:51:16","modified_gmt":"2024-10-16T00:51:16","slug":"mysql%e6%95%b8%e6%93%9a%e5%ba%ab%e8%aa%9e%e5%8f%a5%e5%9f%ba%e7%a4%8e%e6%a6%82%e8%bf%b0-mysql%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e5%9f%ba%e6%9c%ac%e8%aa%9e%e5%8f%a5","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/76672\/","title":{"rendered":"MySQL\u6578\u64da\u5eab\u8a9e\u53e5\u57fa\u790e\u6982\u8ff0 (MySQL\u6578\u64da\u5eab\u7684\u57fa\u672c\u8a9e\u53e5)"},"content":{"rendered":"<h1 id=\"mysql%e6%95%b8%e6%93%9a%e5%ba%ab%e8%aa%9e%e5%8f%a5%e5%9f%ba%e7%a4%8e%e6%a6%82%e8%bf%b0-lvrJVqwATv\">MySQL\u6578\u64da\u5eab\u8a9e\u53e5\u57fa\u790e\u6982\u8ff0<\/h1>\n<p>MySQL\u662f\u4e00\u7a2e\u6d41\u884c\u7684\u958b\u6e90\u95dc\u806f\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u7db2\u7ad9\u548c\u61c9\u7528\u7a0b\u5e8f\u4e2d\u3002\u4e86\u89e3MySQL\u7684\u57fa\u672c\u8a9e\u53e5\u5c0d\u65bc\u958b\u767c\u8005\u548c\u6578\u64da\u5eab\u7ba1\u7406\u54e1\u4f86\u8aaa\u81f3\u95dc\u91cd\u8981\u3002\u672c\u6587\u5c07\u4ecb\u7d39MySQL\u7684\u57fa\u672c\u8a9e\u53e5\uff0c\u5305\u62ec\u6578\u64da\u5eab\u7684\u5275\u5efa\u3001\u6578\u64da\u7684\u63d2\u5165\u3001\u67e5\u8a62\u3001\u66f4\u65b0\u548c\u522a\u9664\u7b49\u64cd\u4f5c\u3002<\/p>\n<h2 id=\"1-%e5%89%b5%e5%bb%ba%e6%95%b8%e6%93%9a%e5%ba%ab-lvrJVqwATv\">1. \u5275\u5efa\u6578\u64da\u5eab<\/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\u4e0b\u8a9e\u53e5\u4f86\u5275\u5efa\u6578\u64da\u5eab\uff1a<\/p>\n<pre><code>CREATE DATABASE database_name;<\/code><\/pre>\n<p>\u4f8b\u5982\uff0c\u5275\u5efa\u4e00\u500b\u540d\u70ba\u201ctest_db\u201d\u7684\u6578\u64da\u5eab\uff1a<\/p>\n<pre><code>CREATE DATABASE test_db;<\/code><\/pre>\n<h2 id=\"2-%e4%bd%bf%e7%94%a8%e6%95%b8%e6%93%9a%e5%ba%ab-lvrJVqwATv\">2. \u4f7f\u7528\u6578\u64da\u5eab<\/h2>\n<p>\u5275\u5efa\u6578\u64da\u5eab\u5f8c\uff0c\u9700\u8981\u9078\u64c7\u4f7f\u7528\u8a72\u6578\u64da\u5eab\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u8a9e\u53e5\uff1a<\/p>\n<pre><code>USE database_name;<\/code><\/pre>\n<p>\u4f8b\u5982\uff0c\u4f7f\u7528\u201ctest_db\u201d\u6578\u64da\u5eab\uff1a<\/p>\n<pre><code>USE test_db;<\/code><\/pre>\n<h2 id=\"3-%e5%89%b5%e5%bb%ba%e8%a1%a8-lvrJVqwATv\">3. \u5275\u5efa\u8868<\/h2>\n<p>\u5728\u6578\u64da\u5eab\u4e2d\u5275\u5efa\u8868\u662f\u5b58\u5132\u6578\u64da\u7684\u7b2c\u4e00\u6b65\u3002\u4ee5\u4e0b\u662f\u5275\u5efa\u8868\u7684\u57fa\u672c\u8a9e\u6cd5\uff1a<\/p>\n<pre><code>CREATE TABLE table_name (\n    column1 datatype,\n    column2 datatype,\n    ...\n);<\/code><\/pre>\n<p>\u4f8b\u5982\uff0c\u5275\u5efa\u4e00\u500b\u540d\u70ba\u201cusers\u201d\u7684\u8868\uff0c\u5305\u542b\u201cid\u201d\u3001\u201cname\u201d\u548c\u201cemail\u201d\u4e09\u500b\u5b57\u6bb5\uff1a<\/p>\n<pre><code>CREATE TABLE users (\n    id INT AUTO_INCREMENT PRIMARY KEY,\n    name VARCHAR(100),\n    email VARCHAR(100)\n);<\/code><\/pre>\n<h2 id=\"4-%e6%8f%92%e5%85%a5%e6%95%b8%e6%93%9a-lvrJVqwATv\">4. \u63d2\u5165\u6578\u64da<\/h2>\n<p>\u5275\u5efa\u8868\u5f8c\uff0c\u53ef\u4ee5\u5411\u8868\u4e2d\u63d2\u5165\u6578\u64da\u3002\u4f7f\u7528\u4ee5\u4e0b\u8a9e\u53e5\uff1a<\/p>\n<pre><code>INSERT INTO table_name (column1, column2, ...)\nVALUES (value1, value2, ...);<\/code><\/pre>\n<p>\u4f8b\u5982\uff0c\u5411\u201cusers\u201d\u8868\u4e2d\u63d2\u5165\u4e00\u689d\u6578\u64da\uff1a<\/p>\n<pre><code>INSERT INTO users (name, email)\nVALUES ('John Doe', 'john@example.com');<\/code><\/pre>\n<h2 id=\"5-%e6%9f%a5%e8%a9%a2%e6%95%b8%e6%93%9a-lvrJVqwATv\">5. \u67e5\u8a62\u6578\u64da<\/h2>\n<p>\u67e5\u8a62\u6578\u64da\u662fMySQL\u4e2d\u6700\u5e38\u7528\u7684\u64cd\u4f5c\u4e4b\u4e00\u3002\u4f7f\u7528SELECT\u8a9e\u53e5\u4f86\u67e5\u8a62\u6578\u64da\uff1a<\/p>\n<pre><code>SELECT column1, column2, ...\nFROM table_name\nWHERE condition;<\/code><\/pre>\n<p>\u4f8b\u5982\uff0c\u67e5\u8a62\u201cusers\u201d\u8868\u4e2d\u6240\u6709\u7528\u6236\u7684\u59d3\u540d\u548c\u96fb\u5b50\u90f5\u4ef6\uff1a<\/p>\n<pre><code>SELECT name, email\nFROM users;<\/code><\/pre>\n<h2 id=\"6-%e6%9b%b4%e6%96%b0%e6%95%b8%e6%93%9a-lvrJVqwATv\">6. \u66f4\u65b0\u6578\u64da<\/h2>\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 table_name\nSET column1 = value1, column2 = value2, ...\nWHERE condition;<\/code><\/pre>\n<p>\u4f8b\u5982\uff0c\u5c07\u201cJohn Doe\u201d\u7684\u96fb\u5b50\u90f5\u4ef6\u66f4\u65b0\u70ba\u201cjohn.doe@example.com\u201d\uff1a<\/p>\n<pre><code>UPDATE users\nSET email = 'john.doe@example.com'\nWHERE name = 'John Doe';<\/code><\/pre>\n<h2 id=\"7-%e5%88%aa%e9%99%a4%e6%95%b8%e6%93%9a-lvrJVqwATv\">7. \u522a\u9664\u6578\u64da<\/h2>\n<p>\u5982\u679c\u9700\u8981\u522a\u9664\u8868\u4e2d\u7684\u6578\u64da\uff0c\u53ef\u4ee5\u4f7f\u7528DELETE\u8a9e\u53e5\uff1a<\/p>\n<pre><code>DELETE FROM table_name\nWHERE condition;<\/code><\/pre>\n<p>\u4f8b\u5982\uff0c\u522a\u9664\u201cJohn Doe\u201d\u7684\u8a18\u9304\uff1a<\/p>\n<pre><code>DELETE FROM users\nWHERE name = 'John Doe';<\/code><\/pre>\n<h2 id=\"8-%e7%b8%bd%e7%b5%90-lvrJVqwATv\">8. \u7e3d\u7d50<\/h2>\n<p>\u672c\u6587\u4ecb\u7d39\u4e86MySQL\u6578\u64da\u5eab\u7684\u57fa\u672c\u8a9e\u53e5\uff0c\u5305\u62ec\u5275\u5efa\u6578\u64da\u5eab\u3001\u4f7f\u7528\u6578\u64da\u5eab\u3001\u5275\u5efa\u8868\u3001\u63d2\u5165\u6578\u64da\u3001\u67e5\u8a62\u6578\u64da\u3001\u66f4\u65b0\u6578\u64da\u548c\u522a\u9664\u6578\u64da\u7b49\u64cd\u4f5c\u3002\u638c\u63e1\u9019\u4e9b\u57fa\u672c\u8a9e\u53e5\u5c07\u6709\u52a9\u65bc\u958b\u767c\u8005\u548c\u6578\u64da\u5eab\u7ba1\u7406\u54e1\u66f4\u6709\u6548\u5730\u7ba1\u7406\u6578\u64da\u5eab\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bcVPS\u6216\u5176\u4ed6\u6578\u64da\u5eab\u89e3\u6c7a\u65b9\u6848\u611f\u8208\u8da3\uff0c\u6b61\u8fce\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4e86\u89e3\u66f4\u591a\u4fe1\u606f\u3002\u7121\u8ad6\u662f<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u9084\u662f\u5176\u4ed6\u670d\u52d9\uff0c\u6211\u5011\u90fd\u80fd\u63d0\u4f9b\u5c08\u696d\u7684\u652f\u6301\u548c\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3MySQL\u6578\u64da\u5eab\u7684\u57fa\u672c\u8a9e\u53e5\uff0c\u5305\u62ec\u67e5\u8a62\u3001\u63d2\u5165\u3001\u66f4\u65b0\u548c\u522a\u9664\u64cd\u4f5c\uff0c\u5e6b\u52a9\u60a8\u5feb\u901f\u638c\u63e1\u6578\u64da\u5eab\u7ba1\u7406\u6280\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-76672","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/76672","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=76672"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/76672\/revisions"}],"predecessor-version":[{"id":76673,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/76672\/revisions\/76673"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=76672"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=76672"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=76672"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}