{"id":192274,"date":"2024-11-12T18:23:24","date_gmt":"2024-11-12T10:23:24","guid":{"rendered":"https:\/\/server.hk\/cnblog\/192274\/"},"modified":"2024-11-12T18:23:25","modified_gmt":"2024-11-12T10:23:25","slug":"%e5%b0%8f%e7%99%bd%e5%85%a5%e9%96%80%ef%bc%9a%e4%bb%80%e9%ba%bc%e6%98%afcurd%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/192274\/","title":{"rendered":"\u5c0f\u767d\u5165\u9580\uff1a\u4ec0\u9ebc\u662fCURD\uff1f"},"content":{"rendered":"<h1 id=\"%e5%b0%8f%e7%99%bd%e5%85%a5%e9%96%80%ef%bc%9a%e4%bb%80%e9%ba%bc%e6%98%afcurd%ef%bc%9f-WlyayBHxuO\">\u5c0f\u767d\u5165\u9580\uff1a\u4ec0\u9ebc\u662fCURD\uff1f<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u4f4d\u6642\u4ee3\uff0c\u6578\u64da\u7ba1\u7406\u6210\u70ba\u4e86\u5404\u884c\u5404\u696d\u7684\u91cd\u8981\u7d44\u6210\u90e8\u5206\u3002\u7121\u8ad6\u662f\u958b\u767c\u61c9\u7528\u7a0b\u5f0f\u3001\u7db2\u7ad9\uff0c\u9084\u662f\u9032\u884c\u6578\u64da\u5206\u6790\uff0c\u4e86\u89e3\u5982\u4f55\u6709\u6548\u5730\u8655\u7406\u6578\u64da\u90fd\u662f\u5fc5\u4e0d\u53ef\u5c11\u7684\u3002\u5728\u9019\u500b\u80cc\u666f\u4e0b\uff0cCURD\uff08Create, Update, Read, Delete\uff09\u9019\u4e00\u6982\u5ff5\u9010\u6f38\u53d7\u5230\u91cd\u8996\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0eCURD\u7684\u5b9a\u7fa9\u3001\u529f\u80fd\u53ca\u5176\u5728\u5be6\u969b\u61c9\u7528\u4e2d\u7684\u91cd\u8981\u6027\u3002<\/p>\n<h2 id=\"curd%e7%9a%84%e5%ae%9a%e7%be%a9-WlyayBHxuO\">CURD\u7684\u5b9a\u7fa9<\/h2>\n<p>CURD\u662f\u4e00\u500b\u7e2e\u5beb\uff0c\u4ee3\u8868\u56db\u500b\u57fa\u672c\u7684\u6578\u64da\u64cd\u4f5c\uff1a\u5275\u5efa\uff08Create\uff09\u3001\u8b80\u53d6\uff08Read\uff09\u3001\u66f4\u65b0\uff08Update\uff09\u548c\u522a\u9664\uff08Delete\uff09\u3002\u9019\u56db\u500b\u64cd\u4f5c\u662f\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff08DBMS\uff09\u4e2d\u6700\u57fa\u672c\u7684\u529f\u80fd\uff0c\u5e7e\u4e4e\u6240\u6709\u7684\u61c9\u7528\u7a0b\u5f0f\u90fd\u9700\u8981\u9019\u4e9b\u64cd\u4f5c\u4f86\u7ba1\u7406\u6578\u64da\u3002<\/p>\n<h2 id=\"curd%e7%9a%84%e5%8a%9f%e8%83%bd-WlyayBHxuO\">CURD\u7684\u529f\u80fd<\/h2>\n<ul>\n<li><strong>\u5275\u5efa\uff08Create\uff09<\/strong>: \u9019\u500b\u64cd\u4f5c\u7528\u65bc\u5728\u6578\u64da\u5eab\u4e2d\u65b0\u589e\u4e00\u689d\u8a18\u9304\u3002\u4f8b\u5982\uff0c\u5728\u4e00\u500b\u7528\u6236\u7ba1\u7406\u7cfb\u7d71\u4e2d\uff0c\u7576\u7528\u6236\u8a3b\u518a\u6642\uff0c\u7cfb\u7d71\u6703\u5275\u5efa\u4e00\u689d\u65b0\u7684\u7528\u6236\u8a18\u9304\u3002<\/li>\n<li><strong>\u8b80\u53d6\uff08Read\uff09<\/strong>: \u8b80\u53d6\u64cd\u4f5c\u7528\u65bc\u5f9e\u6578\u64da\u5eab\u4e2d\u6aa2\u7d22\u6578\u64da\u3002\u9019\u53ef\u4ee5\u662f\u67e5\u8a62\u7279\u5b9a\u7528\u6236\u7684\u8cc7\u6599\uff0c\u6216\u662f\u7372\u53d6\u6240\u6709\u7528\u6236\u7684\u5217\u8868\u3002<\/li>\n<li><strong>\u66f4\u65b0\uff08Update\uff09<\/strong>: \u7576\u9700\u8981\u4fee\u6539\u5df2\u5b58\u5728\u7684\u6578\u64da\u6642\uff0c\u66f4\u65b0\u64cd\u4f5c\u5c31\u6d3e\u4e0a\u7528\u5834\u3002\u4f8b\u5982\uff0c\u7576\u7528\u6236\u66f4\u6539\u5176\u500b\u4eba\u8cc7\u6599\u6642\uff0c\u7cfb\u7d71\u6703\u66f4\u65b0\u76f8\u61c9\u7684\u8a18\u9304\u3002<\/li>\n<li><strong>\u522a\u9664\uff08Delete\uff09<\/strong>: \u522a\u9664\u64cd\u4f5c\u7528\u65bc\u5f9e\u6578\u64da\u5eab\u4e2d\u79fb\u9664\u4e0d\u518d\u9700\u8981\u7684\u6578\u64da\u3002\u4f8b\u5982\uff0c\u7576\u7528\u6236\u9078\u64c7\u522a\u9664\u5176\u5e33\u6236\u6642\uff0c\u7cfb\u7d71\u6703\u522a\u9664\u8a72\u7528\u6236\u7684\u6240\u6709\u76f8\u95dc\u8a18\u9304\u3002<\/li>\n<\/ul>\n<h2 id=\"curd%e7%9a%84%e5%af%a6%e9%9a%9b%e6%87%89%e7%94%a8-WlyayBHxuO\">CURD\u7684\u5be6\u969b\u61c9\u7528<\/h2>\n<p>CURD\u64cd\u4f5c\u5728\u8a31\u591a\u61c9\u7528\u4e2d\u90fd\u626e\u6f14\u8457\u95dc\u9375\u89d2\u8272\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u61c9\u7528\u5834\u666f\uff1a<\/p>\n<h3 id=\"1-%e7%b6%b2%e7%ab%99%e5%be%8c%e7%ab%af%e7%ae%a1%e7%90%86-WlyayBHxuO\">1. \u7db2\u7ad9\u5f8c\u7aef\u7ba1\u7406<\/h3>\n<p>\u8a31\u591a\u7db2\u7ad9\u90fd\u9700\u8981\u4e00\u500b\u5f8c\u7aef\u7cfb\u7d71\u4f86\u7ba1\u7406\u7528\u6236\u8cc7\u6599\u3001\u6587\u7ae0\u5167\u5bb9\u6216\u7522\u54c1\u4fe1\u606f\u3002\u900f\u904eCURD\u64cd\u4f5c\uff0c\u7db2\u7ad9\u7ba1\u7406\u54e1\u53ef\u4ee5\u8f15\u9b06\u5730\u65b0\u589e\u3001\u67e5\u8a62\u3001\u66f4\u65b0\u6216\u522a\u9664\u8cc7\u6599\u3002<\/p>\n<h3 id=\"2-%e7%a7%bb%e5%8b%95%e6%87%89%e7%94%a8%e7%a8%8b%e5%bc%8f-WlyayBHxuO\">2. \u79fb\u52d5\u61c9\u7528\u7a0b\u5f0f<\/h3>\n<p>\u5728\u79fb\u52d5\u61c9\u7528\u7a0b\u5f0f\u4e2d\uff0cCURD\u64cd\u4f5c\u540c\u6a23\u81f3\u95dc\u91cd\u8981\u3002\u7121\u8ad6\u662f\u793e\u4ea4\u5a92\u9ad4\u61c9\u7528\u9084\u662f\u96fb\u5b50\u5546\u52d9\u5e73\u53f0\uff0c\u4f7f\u7528\u8005\u90fd\u9700\u8981\u80fd\u5920\u5275\u5efa\u65b0\u5e16\u5b50\u3001\u67e5\u770b\u5546\u54c1\u3001\u66f4\u65b0\u500b\u4eba\u8cc7\u6599\u6216\u522a\u9664\u4e0d\u9700\u8981\u7684\u5167\u5bb9\u3002<\/p>\n<h3 id=\"3-%e6%95%b8%e6%93%9a%e5%88%86%e6%9e%90-WlyayBHxuO\">3. \u6578\u64da\u5206\u6790<\/h3>\n<p>\u5728\u6578\u64da\u5206\u6790\u4e2d\uff0cCURD\u64cd\u4f5c\u5e6b\u52a9\u5206\u6790\u5e2b\u7ba1\u7406\u6578\u64da\u96c6\u3002\u900f\u904e\u9019\u4e9b\u64cd\u4f5c\uff0c\u5206\u6790\u5e2b\u53ef\u4ee5\u6e96\u5099\u6578\u64da\u3001\u9032\u884c\u6e05\u7406\u548c\u66f4\u65b0\uff0c\u5f9e\u800c\u7372\u5f97\u66f4\u6e96\u78ba\u7684\u5206\u6790\u7d50\u679c\u3002<\/p>\n<h2 id=\"curd%e7%9a%84%e5%af%a6%e7%8f%be%e7%a4%ba%e4%be%8b-WlyayBHxuO\">CURD\u7684\u5be6\u73fe\u793a\u4f8b<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684CURD\u64cd\u4f5c\u793a\u4f8b\uff0c\u4f7f\u7528Python\u548cSQLite\u6578\u64da\u5eab\u4f86\u6f14\u793a\uff1a<\/p>\n<pre><code>\nimport sqlite3\n\n# \u9023\u63a5\u5230\u6578\u64da\u5eab\nconn = sqlite3.connect('example.db')\nc = conn.cursor()\n\n# \u5275\u5efa\u8868\nc.execute('''CREATE TABLE users (id INTEGER PRIMARY KEY, name TEXT)''')\n\n# \u5275\u5efa\uff08Create\uff09\nc.execute(\"INSERT INTO users (name) VALUES ('Alice')\")\nc.execute(\"INSERT INTO users (name) VALUES ('Bob')\")\n\n# \u8b80\u53d6\uff08Read\uff09\nc.execute(\"SELECT * FROM users\")\nprint(c.fetchall())\n\n# \u66f4\u65b0\uff08Update\uff09\nc.execute(\"UPDATE users SET name = 'Charlie' WHERE id = 1\")\n\n# \u522a\u9664\uff08Delete\uff09\nc.execute(\"DELETE FROM users WHERE id = 2\")\n\n# \u63d0\u4ea4\u8b8a\u66f4\u4e26\u95dc\u9589\u9023\u63a5\nconn.commit()\nconn.close()\n<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-WlyayBHxuO\">\u7e3d\u7d50<\/h2>\n<p>CURD\u64cd\u4f5c\u662f\u6578\u64da\u7ba1\u7406\u7684\u57fa\u790e\uff0c\u7121\u8ad6\u662f\u5728\u7db2\u7ad9\u958b\u767c\u3001\u79fb\u52d5\u61c9\u7528\u9084\u662f\u6578\u64da\u5206\u6790\u4e2d\u90fd\u626e\u6f14\u8457\u91cd\u8981\u89d2\u8272\u3002\u900f\u904e\u7406\u89e3\u548c\u638c\u63e1CURD\u7684\u6982\u5ff5\uff0c\u958b\u767c\u8005\u80fd\u5920\u66f4\u6709\u6548\u5730\u7ba1\u7406\u6578\u64da\uff0c\u63d0\u5347\u61c9\u7528\u7684\u529f\u80fd\u6027\u548c\u7528\u6236\u9ad4\u9a57\u3002\u5982\u679c\u60a8\u5c0d\u65bc\u5982\u4f55\u5728\u60a8\u7684\u9805\u76ee\u4e2d\u5be6\u73feCURD\u64cd\u4f5c\u6709\u8208\u8da3\uff0c\u6216\u662f\u9700\u8981\u66f4\u9ad8\u6548\u7684\u6578\u64da\u7ba1\u7406\u89e3\u6c7a\u65b9\u6848\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u6216<a href=\"https:\/\/server.hk\">\u96f2\u4f3a\u670d\u5668<\/a>\u4f86\u652f\u6301\u60a8\u7684\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3CURD\u7684\u57fa\u672c\u6982\u5ff5\uff0c\u5b78\u7fd2\u5982\u4f55\u9032\u884c\u5275\u5efa\u3001\u8b80\u53d6\u3001\u66f4\u65b0\u548c\u522a\u9664\u64cd\u4f5c\uff0c\u9069\u5408\u5c0f\u767d\u5165\u9580\u7684\u5be6\u7528\u6307\u5357\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-192274","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/192274","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=192274"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/192274\/revisions"}],"predecessor-version":[{"id":192275,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/192274\/revisions\/192275"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=192274"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=192274"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=192274"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}