{"id":193403,"date":"2024-11-12T21:53:20","date_gmt":"2024-11-12T13:53:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/193403\/"},"modified":"2024-11-12T21:53:21","modified_gmt":"2024-11-12T13:53:21","slug":"%e5%ad%b8%e6%9c%83%e6%95%b8%e6%93%9a%e5%ba%ab%e7%b0%a1%e5%96%ae%e6%8c%87%e4%bb%a4%ef%bc%8c%e8%bc%95%e9%ac%86%e6%93%8d%e6%8e%a7%e6%95%b8%e6%93%9a%ef%bc%81-%e6%95%b8%e6%93%9a%e5%ba%ab%e7%b0%a1%e5%96%ae","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/193403\/","title":{"rendered":"\u5b78\u6703\u6578\u64da\u5eab\u7c21\u55ae\u6307\u4ee4\uff0c\u8f15\u9b06\u64cd\u63a7\u6578\u64da\uff01 (\u6578\u64da\u5eab\u7c21\u55ae\u6307\u4ee4)"},"content":{"rendered":"<h1 id=\"%e5%ad%b8%e6%9c%83%e6%95%b8%e6%93%9a%e5%ba%ab%e7%b0%a1%e5%96%ae%e6%8c%87%e4%bb%a4%ef%bc%8c%e8%bc%95%e9%ac%86%e6%93%8d%e6%8e%a7%e6%95%b8%e6%93%9a%ef%bc%81-KkhekxNEST\">\u5b78\u6703\u6578\u64da\u5eab\u7c21\u55ae\u6307\u4ee4\uff0c\u8f15\u9b06\u64cd\u63a7\u6578\u64da\uff01<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u7ba1\u7406\u548c\u64cd\u4f5c\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u91cd\u8981\u3002\u7121\u8ad6\u662f\u958b\u767c\u8005\u3001\u6578\u64da\u5206\u6790\u5e2b\u9084\u662f\u4f01\u696d\u7ba1\u7406\u8005\uff0c\u638c\u63e1\u57fa\u672c\u7684\u6578\u64da\u5eab\u6307\u4ee4\u90fd\u80fd\u5e6b\u52a9\u4ed6\u5011\u66f4\u6709\u6548\u5730\u8655\u7406\u548c\u5206\u6790\u6578\u64da\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u4e00\u4e9b\u5e38\u7528\u7684\u6578\u64da\u5eab\u7c21\u55ae\u6307\u4ee4\uff0c\u5e6b\u52a9\u8b80\u8005\u8f15\u9b06\u64cd\u63a7\u6578\u64da\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e6%95%b8%e6%93%9a%e5%ba%ab%e6%8c%87%e4%bb%a4%ef%bc%9f-KkhekxNEST\">\u4ec0\u9ebc\u662f\u6578\u64da\u5eab\u6307\u4ee4\uff1f<\/h2>\n<p>\u6578\u64da\u5eab\u6307\u4ee4\u662f\u7528\u4f86\u8207\u6578\u64da\u5eab\u9032\u884c\u4ea4\u4e92\u7684\u547d\u4ee4\uff0c\u901a\u5e38\u4f7f\u7528\u7d50\u69cb\u5316\u67e5\u8a62\u8a9e\u8a00\uff08SQL\uff09\u4f86\u7de8\u5beb\u3002\u9019\u4e9b\u6307\u4ee4\u53ef\u4ee5\u7528\u4f86\u5275\u5efa\u3001\u8b80\u53d6\u3001\u66f4\u65b0\u548c\u522a\u9664\u6578\u64da\uff08\u5373CRUD\u64cd\u4f5c\uff09\u3002\u638c\u63e1\u9019\u4e9b\u57fa\u672c\u6307\u4ee4\uff0c\u80fd\u5920\u8b93\u4f7f\u7528\u8005\u66f4\u6709\u6548\u5730\u7ba1\u7406\u6578\u64da\u5eab\u4e2d\u7684\u6578\u64da\u3002<\/p>\n<h2 id=\"%e5%9f%ba%e6%9c%ac%e7%9a%84%e6%95%b8%e6%93%9a%e5%ba%ab%e6%8c%87%e4%bb%a4-KkhekxNEST\">\u57fa\u672c\u7684\u6578\u64da\u5eab\u6307\u4ee4<\/h2>\n<h3 id=\"1-%e5%89%b5%e5%bb%ba%e6%95%b8%e6%93%9a%e5%ba%ab-KkhekxNEST\">1. \u5275\u5efa\u6578\u64da\u5eab<\/h3>\n<p>\u8981\u5275\u5efa\u4e00\u500b\u65b0\u7684\u6578\u64da\u5eab\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u6307\u4ee4\uff1a<\/p>\n<pre><code>CREATE DATABASE database_name;<\/code><\/pre>\n<p>\u4f8b\u5982\uff0c\u5275\u5efa\u4e00\u500b\u540d\u70ba\u201cmy_database\u201d\u7684\u6578\u64da\u5eab\uff1a<\/p>\n<pre><code>CREATE DATABASE my_database;<\/code><\/pre>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8%e6%95%b8%e6%93%9a%e5%ba%ab-KkhekxNEST\">2. \u4f7f\u7528\u6578\u64da\u5eab<\/h3>\n<p>\u5728\u5275\u5efa\u6578\u64da\u5eab\u5f8c\uff0c\u9700\u8981\u9078\u64c7\u4f7f\u7528\u8a72\u6578\u64da\u5eab\uff1a<\/p>\n<pre><code>USE database_name;<\/code><\/pre>\n<p>\u4f8b\u5982\uff0c\u4f7f\u7528\u201cmy_database\u201d\uff1a<\/p>\n<pre><code>USE my_database;<\/code><\/pre>\n<h3 id=\"3-%e5%89%b5%e5%bb%ba%e8%a1%a8%e6%a0%bc-KkhekxNEST\">3. \u5275\u5efa\u8868\u683c<\/h3>\n<p>\u5728\u6578\u64da\u5eab\u4e2d\u5275\u5efa\u8868\u683c\u662f\u5b58\u5132\u6578\u64da\u7684\u7b2c\u4e00\u6b65\u3002\u4ee5\u4e0b\u662f\u5275\u5efa\u8868\u683c\u7684\u57fa\u672c\u6307\u4ee4\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\u683c\uff0c\u5305\u542b\u201cid\u201d\u548c\u201cname\u201d\u5169\u500b\u6b04\u4f4d\uff1a<\/p>\n<pre><code>CREATE TABLE users (\n    id INT PRIMARY KEY,\n    name VARCHAR(100)\n);<\/code><\/pre>\n<h3 id=\"4-%e6%8f%92%e5%85%a5%e6%95%b8%e6%93%9a-KkhekxNEST\">4. \u63d2\u5165\u6578\u64da<\/h3>\n<p>\u8981\u5411\u8868\u683c\u4e2d\u63d2\u5165\u6578\u64da\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u6307\u4ee4\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\u683c\u4e2d\u63d2\u5165\u4e00\u689d\u6578\u64da\uff1a<\/p>\n<pre><code>INSERT INTO users (id, name)\nVALUES (1, 'Alice');<\/code><\/pre>\n<h3 id=\"5-%e6%9f%a5%e8%a9%a2%e6%95%b8%e6%93%9a-KkhekxNEST\">5. \u67e5\u8a62\u6578\u64da<\/h3>\n<p>\u67e5\u8a62\u6578\u64da\u662f\u6578\u64da\u5eab\u64cd\u4f5c\u4e2d\u6700\u5e38\u898b\u7684\u9700\u6c42\u3002\u4f7f\u7528\u4ee5\u4e0b\u6307\u4ee4\u53ef\u4ee5\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\u683c\u4e2d\u7684\u6240\u6709\u6578\u64da\uff1a<\/p>\n<pre><code>SELECT * FROM users;<\/code><\/pre>\n<h3 id=\"6-%e6%9b%b4%e6%96%b0%e6%95%b8%e6%93%9a-KkhekxNEST\">6. \u66f4\u65b0\u6578\u64da<\/h3>\n<p>\u5982\u679c\u9700\u8981\u66f4\u65b0\u8868\u683c\u4e2d\u7684\u6578\u64da\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u6307\u4ee4\uff1a<\/p>\n<pre><code>UPDATE table_name\nSET column1 = value1, column2 = value2, ...\nWHERE condition;<\/code><\/pre>\n<p>\u4f8b\u5982\uff0c\u5c07\u201cusers\u201d\u8868\u683c\u4e2did\u70ba1\u7684\u7528\u6236\u540d\u7a31\u66f4\u65b0\u70ba\u201cBob\u201d\uff1a<\/p>\n<pre><code>UPDATE users\nSET name = 'Bob'\nWHERE id = 1;<\/code><\/pre>\n<h3 id=\"7-%e5%88%aa%e9%99%a4%e6%95%b8%e6%93%9a-KkhekxNEST\">7. \u522a\u9664\u6578\u64da<\/h3>\n<p>\u8981\u522a\u9664\u8868\u683c\u4e2d\u7684\u6578\u64da\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u6307\u4ee4\uff1a<\/p>\n<pre><code>DELETE FROM table_name\nWHERE condition;<\/code><\/pre>\n<p>\u4f8b\u5982\uff0c\u522a\u9664\u201cusers\u201d\u8868\u683c\u4e2did\u70ba1\u7684\u7528\u6236\uff1a<\/p>\n<pre><code>DELETE FROM users\nWHERE id = 1;<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-KkhekxNEST\">\u7e3d\u7d50<\/h2>\n<p>\u638c\u63e1\u57fa\u672c\u7684\u6578\u64da\u5eab\u6307\u4ee4\u80fd\u5920\u5e6b\u52a9\u4f7f\u7528\u8005\u66f4\u6709\u6548\u5730\u7ba1\u7406\u548c\u64cd\u4f5c\u6578\u64da\u3002\u5f9e\u5275\u5efa\u6578\u64da\u5eab\u5230\u67e5\u8a62\u548c\u66f4\u65b0\u6578\u64da\uff0c\u9019\u4e9b\u7c21\u55ae\u7684\u6307\u4ee4\u90fd\u662f\u6578\u64da\u5eab\u7ba1\u7406\u7684\u57fa\u790e\u3002\u96a8\u8457\u6280\u8853\u7684\u767c\u5c55\uff0c\u5c0d\u6578\u64da\u7684\u9700\u6c42\u5c07\u6301\u7e8c\u589e\u9577\uff0c\u5b78\u6703\u9019\u4e9b\u6307\u4ee4\u5c07\u4f7f\u60a8\u5728\u6578\u64da\u7ba1\u7406\u7684\u9053\u8def\u4e0a\u8d70\u5f97\u66f4\u9060\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bc\u66f4\u9ad8\u6548\u7684\u6578\u64da\u7ba1\u7406\u6709\u8208\u8da3\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u6216<a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a>\u4f86\u63d0\u5347\u60a8\u7684\u6578\u64da\u8655\u7406\u80fd\u529b\uff0c\u8b93\u60a8\u7684\u696d\u52d9\u904b\u884c\u66f4\u52a0\u9806\u66a2\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u6703\u6578\u64da\u5eab\u7c21\u55ae\u6307\u4ee4\uff0c\u8f15\u9b06\u64cd\u63a7\u6578\u64da\uff0c\u63d0\u5347\u5de5\u4f5c\u6548\u7387\uff0c\u8b93\u6578\u64da\u7ba1\u7406\u8b8a\u5f97\u7c21\u55ae\u6613\u61c2\uff01<\/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-193403","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/193403","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=193403"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/193403\/revisions"}],"predecessor-version":[{"id":193404,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/193403\/revisions\/193404"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=193403"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=193403"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=193403"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}