\u5728\u73fe\u4ee3\u7684\u7db2\u7d61\u61c9\u7528\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u589e\u522a\u6539\u67e5\uff08CRUD\uff09\u64cd\u4f5c\u662f\u4e0d\u53ef\u6216\u7f3a\u7684\u90e8\u5206\u3002\u9019\u4e9b\u64cd\u4f5c\u4f7f\u5f97\u7528\u6236\u80fd\u5920\u6709\u6548\u5730\u7ba1\u7406\u548c\u64cd\u4f5c\u6578\u64da\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u8a2d\u8a08\u4e00\u500b\u9ad8\u6548\u7684\u6578\u64da\u5eab\u589e\u522a\u6539\u67e5\u9801\u9762\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u793a\u4f8b\u548c\u5efa\u8b70\u3002<\/p>\n
CRUD\u662f\u56db\u500b\u57fa\u672c\u64cd\u4f5c\u7684\u7e2e\u5beb\uff0c\u5206\u5225\u662f\uff1a<\/p>\n
\u9019\u4e9b\u64cd\u4f5c\u901a\u5e38\u901a\u904e\u4e00\u500b\u7528\u6236\u754c\u9762\u4f86\u5be6\u73fe\uff0c\u4f7f\u7528\u8005\u53ef\u4ee5\u901a\u904e\u9019\u500b\u754c\u9762\u8207\u6578\u64da\u5eab\u9032\u884c\u4ea4\u4e92\u3002<\/p>\n
\u4e00\u500b\u5178\u578b\u7684\u589e\u522a\u6539\u67e5\u9801\u9762\u61c9\u8a72\u5305\u542b\u4ee5\u4e0b\u5e7e\u500b\u90e8\u5206\uff1a<\/p>\n
\u6578\u64da\u986f\u793a\u5340\u57df\u901a\u5e38\u4f7f\u7528\u8868\u683c\u4f86\u5448\u73fe\u6578\u64da\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684HTML\u8868\u683c\u793a\u4f8b\uff1a<\/p>\n
<table>\n <thead>\n <tr>\n <th>ID<\/th>\n <th>\u540d\u7a31<\/th>\n <th>\u64cd\u4f5c<\/th>\n <\/tr>\n <\/thead>\n <tbody>\n <tr>\n <td>1<\/td>\n <td>\u793a\u4f8b\u6578\u64da<\/td>\n <td><button>\u7de8\u8f2f<\/button> <button>\u522a\u9664<\/button><\/td>\n <\/tr>\n <\/tbody>\n<\/table><\/code><\/pre>\n2.2 \u64cd\u4f5c\u6309\u9215<\/h3>\n
\u64cd\u4f5c\u6309\u9215\u61c9\u8a72\u6e05\u6670\u53ef\u898b\uff0c\u4e26\u4e14\u80fd\u5920\u89f8\u767c\u76f8\u61c9\u7684\u64cd\u4f5c\u3002\u4f8b\u5982\uff0c\u5275\u5efa\u65b0\u6578\u64da\u7684\u6309\u9215\u53ef\u4ee5\u653e\u5728\u9801\u9762\u7684\u986f\u773c\u4f4d\u7f6e\uff1a<\/p>\n
<button>\u65b0\u589e\u6578\u64da<\/button><\/code><\/pre>\n2.3 \u8868\u55ae\u5340\u57df<\/h3>\n
\u8868\u55ae\u5340\u57df\u7528\u65bc\u7528\u6236\u8f38\u5165\u6578\u64da\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u8868\u55ae\u793a\u4f8b\uff1a<\/p>\n
<form>\n <label for=\"name\">\u540d\u7a31\uff1a<\/label>\n <input type=\"text\" id=\"name\" name=\"name\">\n <button type=\"submit\">\u63d0\u4ea4<\/button>\n<\/form><\/code><\/pre>\n3. \u5be6\u73feCRUD\u529f\u80fd<\/h2>\n
\u5728\u8a2d\u8a08\u5b8c\u524d\u7aef\u754c\u9762\u5f8c\uff0c\u63a5\u4e0b\u4f86\u9700\u8981\u5be6\u73feCRUD\u529f\u80fd\u3002\u9019\u901a\u5e38\u6d89\u53ca\u5230\u5f8c\u7aef\u7de8\u7a0b\u548c\u6578\u64da\u5eab\u64cd\u4f5c\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u6280\u8853\u68e7\uff1a<\/p>\n
\n- \u524d\u7aef<\/strong>\uff1aHTML\u3001CSS\u3001JavaScript<\/li>\n
- \u5f8c\u7aef<\/strong>\uff1aNode.js\u3001PHP\u3001Python\u7b49<\/li>\n
- \u6578\u64da\u5eab<\/strong>\uff1aMySQL\u3001PostgreSQL\u3001MongoDB\u7b49<\/li>\n<\/ul>\n
3.1 \u5275\u5efa\u6578\u64da<\/h3>\n
\u7576\u7528\u6236\u63d0\u4ea4\u8868\u55ae\u6642\uff0c\u5f8c\u7aef\u61c9\u8a72\u63a5\u6536\u6578\u64da\u4e26\u5c07\u5176\u63d2\u5165\u5230\u6578\u64da\u5eab\u4e2d\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u4f7f\u7528PHP\u7684\u793a\u4f8b\uff1a<\/p>\n
<?php\n$servername = \"localhost\";\n$username = \"username\";\n$password = \"password\";\n$dbname = \"database\";\n\n\/\/ \u5275\u5efa\u9023\u63a5\n$conn = new mysqli($servername, $username, $password, $dbname);\n\n\/\/ \u6aa2\u67e5\u9023\u63a5\nif ($conn->connect_error) {\n die(\"\u9023\u63a5\u5931\u6557: \" . $conn->connect_error);\n}\n\n\/\/ \u63d2\u5165\u6578\u64da\n$sql = \"INSERT INTO table_name (name) VALUES ('\".$_POST['name'].\"')\";\nif ($conn->query($sql) === TRUE) {\n echo \"\u65b0\u8a18\u9304\u5275\u5efa\u6210\u529f\";\n} else {\n echo \"\u932f\u8aa4: \" . $sql . \"<br>\" . $conn->error;\n}\n\n$conn->close();\n?><\/code><\/pre>\n3.2 \u8b80\u53d6\u6578\u64da<\/h3>\n
\u8b80\u53d6\u6578\u64da\u901a\u5e38\u5728\u9801\u9762\u52a0\u8f09\u6642\u9032\u884c\uff0c\u4e26\u5c07\u6578\u64da\u986f\u793a\u5728\u8868\u683c\u4e2d\u3002\u4ee5\u4e0b\u662f\u8b80\u53d6\u6578\u64da\u7684\u793a\u4f8b\uff1a<\/p>\n
<?php\n$sql = \"SELECT id, name FROM table_name\";\n$result = $conn->query($sql);\n\nif ($result->num_rows > 0) {\n while($row = $result->fetch_assoc()) {\n echo \"<tr><td>\" . $row[\"id\"]. \"<\/td><td>\" . $row[\"name\"]. \"<\/td><\/tr>\";\n }\n} else {\n echo \"0 \u7d50\u679c\";\n}\n?><\/code><\/pre>\n3.3 \u66f4\u65b0\u548c\u522a\u9664\u6578\u64da<\/h3>\n
\u66f4\u65b0\u548c\u522a\u9664\u6578\u64da\u7684\u64cd\u4f5c\u901a\u5e38\u9700\u8981\u7528\u6236\u9078\u64c7\u8981\u64cd\u4f5c\u7684\u8a18\u9304\uff0c\u7136\u5f8c\u63d0\u4ea4\u76f8\u61c9\u7684\u8acb\u6c42\u3002\u4ee5\u4e0b\u662f\u66f4\u65b0\u6578\u64da\u7684\u793a\u4f8b\uff1a<\/p>\n
<?php\n$sql = \"UPDATE table_name SET name='\u65b0\u540d\u7a31' WHERE id=1\";\nif ($conn->query($sql) === TRUE) {\n echo \"\u8a18\u9304\u66f4\u65b0\u6210\u529f\";\n} else {\n echo \"\u932f\u8aa4: \" . $conn->error;\n}\n?><\/code><\/pre>\n\u522a\u9664\u6578\u64da\u7684\u64cd\u4f5c\u985e\u4f3c\uff0c\u53ea\u9700\u4f7f\u7528DELETE\u8a9e\u53e5\u5373\u53ef\u3002<\/p>\n
4. \u7e3d\u7d50<\/h2>\n
\u8a2d\u8a08\u4e00\u500b\u6709\u6548\u7684\u6578\u64da\u5eab\u589e\u522a\u6539\u67e5\u9801\u9762\u9700\u8981\u8003\u616e\u7528\u6236\u9ad4\u9a57\u548c\u5f8c\u7aef\u6280\u8853\u7684\u6574\u5408\u3002\u901a\u904e\u5408\u7406\u7684\u754c\u9762\u8a2d\u8a08\u548c\u7a69\u5b9a\u7684\u5f8c\u7aef\u5be6\u73fe\uff0c\u53ef\u4ee5\u4f7f\u5f97\u6578\u64da\u7ba1\u7406\u8b8a\u5f97\u66f4\u52a0\u9ad8\u6548\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u8655\u7406\u7684\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684 VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4e5f\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u7121\u8ad6\u662f\u9078\u64c7 \u9999\u6e2fVPS<\/a> \u9084\u662f\u5176\u4ed6\u985e\u578b\u7684 \u4f3a\u670d\u5668<\/a>\uff0c\u90fd\u80fd\u70ba\u60a8\u7684\u61c9\u7528\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u5b78\u7fd2\u5982\u4f55\u8a2d\u8a08\u6578\u64da\u5eab\u7684\u589e\u522a\u6539\u67e5\u9801\u9762\uff0c\u63d0\u5347\u6578\u64da\u7ba1\u7406\u6548\u7387\uff0c\u7c21\u5316\u7528\u6236\u64cd\u4f5c\uff0c\u5be6\u73fe\u6d41\u66a2\u7684\u6578\u64da\u4ea4\u4e92\u9ad4\u9a57\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-175011","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/175011","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=175011"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/175011\/revisions"}],"predecessor-version":[{"id":175012,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/175011\/revisions\/175012"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=175011"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=175011"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=175011"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}