{"id":186216,"date":"2024-11-11T04:04:27","date_gmt":"2024-11-10T20:04:27","guid":{"rendered":"https:\/\/server.hk\/cnblog\/186216\/"},"modified":"2024-11-11T04:04:28","modified_gmt":"2024-11-10T20:04:28","slug":"%e6%95%b8%e6%93%9a%e5%ba%ab%e6%93%8d%e4%bd%9c%e4%b9%8b%e6%ad%a5%e9%a9%9f%e8%a9%b3%e8%a7%a3%ef%bc%88%e6%95%b8%e6%93%9a%e5%ba%ab%e6%93%8d%e4%bd%9c%e7%9a%84%e6%ad%a5%e9%a9%9f%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/186216\/","title":{"rendered":"\u6578\u64da\u5eab\u64cd\u4f5c\u4e4b\u6b65\u9a5f\u8a73\u89e3\uff08\u6578\u64da\u5eab\u64cd\u4f5c\u7684\u6b65\u9a5f\uff09"},"content":{"rendered":"<h1 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e6%93%8d%e4%bd%9c%e4%b9%8b%e6%ad%a5%e9%a9%9f%e8%a9%b3%e8%a7%a3%ef%bc%88%e6%95%b8%e6%93%9a%e5%ba%ab%e6%93%8d%e4%bd%9c%e7%9a%84%e6%ad%a5%e9%a9%9f%ef%bc%89-ioXqyojHDA\">\u6578\u64da\u5eab\u64cd\u4f5c\u4e4b\u6b65\u9a5f\u8a73\u89e3\uff08\u6578\u64da\u5eab\u64cd\u4f5c\u7684\u6b65\u9a5f\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u4f4d\u6642\u4ee3\uff0c\u6578\u64da\u5eab\u5df2\u6210\u70ba\u5404\u7a2e\u61c9\u7528\u7a0b\u5e8f\u548c\u7db2\u7ad9\u7684\u6838\u5fc3\u7d44\u4ef6\u3002\u7121\u8ad6\u662f\u5c0f\u578b\u4f01\u696d\u9084\u662f\u5927\u578b\u4f01\u696d\uff0c\u6578\u64da\u5eab\u7684\u6709\u6548\u7ba1\u7406\u548c\u64cd\u4f5c\u90fd\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u672c\u6587\u5c07\u8a73\u7d30\u4ecb\u7d39\u6578\u64da\u5eab\u64cd\u4f5c\u7684\u57fa\u672c\u6b65\u9a5f\uff0c\u5e6b\u52a9\u8b80\u8005\u66f4\u597d\u5730\u7406\u89e3\u5982\u4f55\u9032\u884c\u6578\u64da\u5eab\u7ba1\u7406\u3002<\/p>\n<h2 id=\"1-%e7%a2%ba%e5%ae%9a%e6%95%b8%e6%93%9a%e5%ba%ab%e9%9c%80%e6%b1%82-ioXqyojHDA\">1. \u78ba\u5b9a\u6578\u64da\u5eab\u9700\u6c42<\/h2>\n<p>\u5728\u958b\u59cb\u4efb\u4f55\u6578\u64da\u5eab\u64cd\u4f5c\u4e4b\u524d\uff0c\u9996\u5148\u9700\u8981\u660e\u78ba\u6578\u64da\u5eab\u7684\u9700\u6c42\u3002\u9019\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u6578\u64da\u985e\u578b\uff1a\u9700\u8981\u5b58\u5132\u54ea\u4e9b\u985e\u578b\u7684\u6578\u64da\uff1f<\/li>\n<li>\u6578\u64da\u91cf\uff1a\u9810\u8a08\u5c07\u5b58\u5132\u591a\u5c11\u6578\u64da\uff1f<\/li>\n<li>\u7528\u6236\u9700\u6c42\uff1a\u8ab0\u5c07\u4f7f\u7528\u9019\u4e9b\u6578\u64da\uff1f\u4ed6\u5011\u9700\u8981\u4ec0\u9ebc\u6a23\u7684\u8a2a\u554f\u6b0a\u9650\uff1f<\/li>\n<\/ul>\n<h2 id=\"2-%e9%81%b8%e6%93%87%e6%95%b8%e6%93%9a%e5%ba%ab%e7%ae%a1%e7%90%86%e7%b3%bb%e7%b5%b1%ef%bc%88dbms%ef%bc%89-ioXqyojHDA\">2. \u9078\u64c7\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff08DBMS\uff09<\/h2>\n<p>\u6839\u64da\u9700\u6c42\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\u3002\u5e38\u898b\u7684\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>MySQL<\/li>\n<li>PostgreSQL<\/li>\n<li>MongoDB<\/li>\n<li>SQLite<\/li>\n<\/ul>\n<p>\u6bcf\u7a2e\u7cfb\u7d71\u90fd\u6709\u5176\u7279\u9ede\u548c\u9069\u7528\u5834\u666f\uff0c\u9078\u64c7\u6642\u9700\u8003\u616e\u6027\u80fd\u3001\u64f4\u5c55\u6027\u548c\u793e\u5340\u652f\u6301\u7b49\u56e0\u7d20\u3002<\/p>\n<h2 id=\"3-%e8%a8%ad%e8%a8%88%e6%95%b8%e6%93%9a%e5%ba%ab%e7%b5%90%e6%a7%8b-ioXqyojHDA\">3. \u8a2d\u8a08\u6578\u64da\u5eab\u7d50\u69cb<\/h2>\n<p>\u6578\u64da\u5eab\u7684\u8a2d\u8a08\u662f\u78ba\u4fdd\u6578\u64da\u6709\u6548\u5b58\u5132\u548c\u6aa2\u7d22\u7684\u95dc\u9375\u3002\u8a2d\u8a08\u904e\u7a0b\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u78ba\u5b9a\u8868\u683c\uff1a\u6839\u64da\u6578\u64da\u985e\u578b\u5283\u5206\u8868\u683c\u3002<\/li>\n<li>\u5b9a\u7fa9\u5b57\u6bb5\uff1a\u70ba\u6bcf\u500b\u8868\u683c\u5b9a\u7fa9\u5b57\u6bb5\u53ca\u5176\u6578\u64da\u985e\u578b\u3002<\/li>\n<li>\u8a2d\u7f6e\u4e3b\u9375\u548c\u5916\u9375\uff1a\u78ba\u4fdd\u6578\u64da\u7684\u5b8c\u6574\u6027\u548c\u95dc\u806f\u6027\u3002<\/li>\n<\/ul>\n<p>\u4f8b\u5982\uff0c\u5c0d\u65bc\u4e00\u500b\u7c21\u55ae\u7684\u7528\u6236\u7ba1\u7406\u7cfb\u7d71\uff0c\u53ef\u4ee5\u8a2d\u8a08\u5982\u4e0b\u8868\u683c\uff1a<\/p>\n<pre><code>CREATE TABLE Users (\n    UserID INT PRIMARY KEY,\n    UserName VARCHAR(100),\n    Email VARCHAR(100),\n    CreatedAt TIMESTAMP DEFAULT CURRENT_TIMESTAMP\n);<\/code><\/pre>\n<h2 id=\"4-%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e5%89%b5%e5%bb%ba-ioXqyojHDA\">4. \u6578\u64da\u5eab\u7684\u5275\u5efa<\/h2>\n<p>\u5728\u8a2d\u8a08\u5b8c\u6210\u5f8c\uff0c\u53ef\u4ee5\u4f7f\u7528DBMS\u63d0\u4f9b\u7684\u5de5\u5177\u6216\u547d\u4ee4\u884c\u5275\u5efa\u6578\u64da\u5eab\u3002\u4f8b\u5982\uff0c\u5728MySQL\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u5275\u5efa\u6578\u64da\u5eab\uff1a<\/p>\n<pre><code>CREATE DATABASE UserDB;<\/code><\/pre>\n<h2 id=\"5-%e6%95%b8%e6%93%9a%e7%9a%84%e6%8f%92%e5%85%a5-ioXqyojHDA\">5. \u6578\u64da\u7684\u63d2\u5165<\/h2>\n<p>\u5275\u5efa\u6578\u64da\u5eab\u5f8c\uff0c\u53ef\u4ee5\u958b\u59cb\u63d2\u5165\u6578\u64da\u3002\u4f7f\u7528INSERT\u8a9e\u53e5\u5c07\u6578\u64da\u6dfb\u52a0\u5230\u8868\u683c\u4e2d\uff1a<\/p>\n<pre><code>INSERT INTO Users (UserID, UserName, Email) VALUES (1, 'Alice', 'alice@example.com');<\/code><\/pre>\n<h2 id=\"6-%e6%95%b8%e6%93%9a%e7%9a%84%e6%9f%a5%e8%a9%a2-ioXqyojHDA\">6. \u6578\u64da\u7684\u67e5\u8a62<\/h2>\n<p>\u67e5\u8a62\u6578\u64da\u662f\u6578\u64da\u5eab\u64cd\u4f5c\u4e2d\u6700\u5e38\u898b\u7684\u4efb\u52d9\u4e4b\u4e00\u3002\u4f7f\u7528SELECT\u8a9e\u53e5\u53ef\u4ee5\u6aa2\u7d22\u6240\u9700\u7684\u6578\u64da\uff1a<\/p>\n<pre><code>SELECT * FROM Users WHERE UserName = 'Alice';<\/code><\/pre>\n<h2 id=\"7-%e6%95%b8%e6%93%9a%e7%9a%84%e6%9b%b4%e6%96%b0%e5%92%8c%e5%88%aa%e9%99%a4-ioXqyojHDA\">7. \u6578\u64da\u7684\u66f4\u65b0\u548c\u522a\u9664<\/h2>\n<p>\u5728\u6578\u64da\u5eab\u4e2d\uff0c\u6578\u64da\u7684\u66f4\u65b0\u548c\u522a\u9664\u540c\u6a23\u91cd\u8981\u3002\u4f7f\u7528UPDATE\u548cDELETE\u8a9e\u53e5\u53ef\u4ee5\u9032\u884c\u9019\u4e9b\u64cd\u4f5c\uff1a<\/p>\n<pre><code>UPDATE Users SET Email = 'alice_new@example.com' WHERE UserID = 1;<\/code><\/pre>\n<pre><code>DELETE FROM Users WHERE UserID = 1;<\/code><\/pre>\n<h2 id=\"8-%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e5%82%99%e4%bb%bd%e8%88%87%e6%81%a2%e5%be%a9-ioXqyojHDA\">8. \u6578\u64da\u5eab\u7684\u5099\u4efd\u8207\u6062\u5fa9<\/h2>\n<p>\u70ba\u4e86\u9632\u6b62\u6578\u64da\u4e1f\u5931\uff0c\u5b9a\u671f\u5099\u4efd\u6578\u64da\u5eab\u662f\u5fc5\u8981\u7684\u3002\u5927\u591a\u6578DBMS\u90fd\u63d0\u4f9b\u5099\u4efd\u548c\u6062\u5fa9\u7684\u529f\u80fd\u3002\u4f8b\u5982\uff0c\u5728MySQL\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u5099\u4efd\u6578\u64da\u5eab\uff1a<\/p>\n<pre><code>mysqldump -u username -p UserDB &gt; UserDB_backup.sql;<\/code><\/pre>\n<h2 id=\"9-%e6%80%a7%e8%83%bd%e5%84%aa%e5%8c%96-ioXqyojHDA\">9. \u6027\u80fd\u512a\u5316<\/h2>\n<p>\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u9577\uff0c\u6578\u64da\u5eab\u7684\u6027\u80fd\u53ef\u80fd\u6703\u4e0b\u964d\u3002\u53ef\u4ee5\u901a\u904e\u7d22\u5f15\u3001\u67e5\u8a62\u512a\u5316\u548c\u786c\u4ef6\u5347\u7d1a\u7b49\u65b9\u5f0f\u4f86\u63d0\u9ad8\u6027\u80fd\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-ioXqyojHDA\">\u7e3d\u7d50<\/h2>\n<p>\u6578\u64da\u5eab\u64cd\u4f5c\u662f\u4e00\u500b\u7cfb\u7d71\u5316\u7684\u904e\u7a0b\uff0c\u5f9e\u9700\u6c42\u5206\u6790\u5230\u6578\u64da\u5099\u4efd\uff0c\u6bcf\u4e00\u6b65\u90fd\u81f3\u95dc\u91cd\u8981\u3002\u4e86\u89e3\u9019\u4e9b\u57fa\u672c\u6b65\u9a5f\u5c07\u5e6b\u52a9\u60a8\u66f4\u6709\u6548\u5730\u7ba1\u7406\u6578\u64da\u5eab\uff0c\u78ba\u4fdd\u6578\u64da\u7684\u5b89\u5168\u6027\u548c\u53ef\u7528\u6027\u3002\u5982\u679c\u60a8\u9700\u8981\u9ad8\u6548\u7684\u6578\u64da\u5eab\u89e3\u6c7a\u65b9\u6848\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\u652f\u6301\u60a8\u7684\u696d\u52d9\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6df1\u5165\u4e86\u89e3\u6578\u64da\u5eab\u64cd\u4f5c\u7684\u6b65\u9a5f\uff0c\u5f9e\u9023\u63a5\u5230\u67e5\u8a62\uff0c\u5168\u9762\u89e3\u6790\u6578\u64da\u5eab\u7ba1\u7406\u7684\u95dc\u9375\u6d41\u7a0b\u8207\u6280\u5de7\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-186216","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/186216","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=186216"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/186216\/revisions"}],"predecessor-version":[{"id":186217,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/186216\/revisions\/186217"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=186216"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=186216"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=186216"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}