{"id":96494,"date":"2024-10-20T09:55:19","date_gmt":"2024-10-20T01:55:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/96494\/"},"modified":"2024-10-20T09:55:19","modified_gmt":"2024-10-20T01:55:19","slug":"php%e7%9a%84mysql%e5%ba%ab%e4%b9%8bpdo-mysql%e8%88%87mysqli%e6%80%a7%e8%83%bd%e5%b0%8d%e6%af%94","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/96494\/","title":{"rendered":"PHP\u7684MySQL\u5eab\u4e4bPdo-Mysql\u8207Mysqli\u6027\u80fd\u5c0d\u6bd4"},"content":{"rendered":"

PHP\u7684MySQL\u5eab\u4e4bPdo-Mysql\u8207Mysqli\u6027\u80fd\u5c0d\u6bd4<\/h1>\n

\u5728PHP\u958b\u767c\u4e2d\uff0c\u8207MySQL\u6578\u64da\u5eab\u7684\u4ea4\u4e92\u662f\u4e0d\u53ef\u6216\u7f3a\u7684\u4e00\u90e8\u5206\u3002\u96a8\u8457\u6280\u8853\u7684\u767c\u5c55\uff0cPHP\u63d0\u4f9b\u4e86\u591a\u7a2e\u65b9\u5f0f\u4f86\u9023\u63a5\u548c\u64cd\u4f5cMySQL\u6578\u64da\u5eab\uff0c\u5176\u4e2d\u6700\u5e38\u7528\u7684\u5169\u7a2e\u662fPDO\uff08PHP Data Objects\uff09\u548cMySQLi\uff08MySQL Improved\uff09\u3002\u672c\u6587\u5c07\u5c0d\u9019\u5169\u8005\u7684\u6027\u80fd\u9032\u884c\u6bd4\u8f03\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u9078\u64c7\u6700\u9069\u5408\u7684\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n

PDO\u8207MySQLi\u6982\u8ff0<\/h2>\n

PDO\u662f\u4e00\u500b\u6578\u64da\u8a2a\u554f\u62bd\u8c61\u5c64\uff0c\u652f\u6301\u591a\u7a2e\u6578\u64da\u5eab\uff0c\u800cMySQLi\u5247\u662f\u5c08\u9580\u70baMySQL\u8a2d\u8a08\u7684\u64f4\u5c55\u3002\u9019\u610f\u5473\u8457\u5982\u679c\u4f60\u4f7f\u7528PDO\uff0c\u4f60\u53ef\u4ee5\u8f15\u9b06\u5730\u5c07\u61c9\u7528\u7a0b\u5e8f\u9077\u79fb\u5230\u5176\u4ed6\u6578\u64da\u5eab\u7cfb\u7d71\uff0c\u800cMySQLi\u5247\u63d0\u4f9b\u4e86\u91dd\u5c0dMySQL\u7684\u7279\u5b9a\u529f\u80fd\u3002<\/p>\n

\u6027\u80fd\u6bd4\u8f03<\/h2>\n

1. \u9023\u63a5\u6027\u80fd<\/h3>\n

\u5728\u9023\u63a5\u6578\u64da\u5eab\u6642\uff0cMySQLi\u901a\u5e38\u6bd4PDO\u7a0d\u5feb\uff0c\u56e0\u70baMySQLi\u662f\u5c08\u70baMySQL\u8a2d\u8a08\u7684\uff0c\u80fd\u5920\u76f4\u63a5\u5229\u7528MySQL\u7684\u7279\u6027\u3002\u4ee5\u4e0b\u662f\u9023\u63a5\u6578\u64da\u5eab\u7684\u793a\u4f8b\u4ee3\u78bc\uff1a<\/p>\n

<?php\n\/\/ \u4f7f\u7528MySQLi\u9023\u63a5\n$mysqli = new mysqli(\"localhost\", \"user\", \"password\", \"database\");\n\n\/\/ \u4f7f\u7528PDO\u9023\u63a5\n$pdo = new PDO(\"mysql:host=localhost;dbname=database\", \"user\", \"password\");\n?><\/code><\/pre>\n
2. \u67e5\u8a62\u6027\u80fd<\/h3>\n
\u5728\u67e5\u8a62\u6027\u80fd\u65b9\u9762\uff0c\u5169\u8005\u7684\u8868\u73fe\u76f8\u5c0d\u63a5\u8fd1\uff0c\u4f46MySQLi\u5728\u57f7\u884c\u7c21\u55ae\u67e5\u8a62\u6642\u53ef\u80fd\u6703\u7a0d\u5feb\u3002\u9019\u662f\u56e0\u70baMySQLi\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528MySQL\u7684\u539f\u751f\u67e5\u8a62\uff0c\u800cPDO\u5247\u9700\u8981\u901a\u904e\u62bd\u8c61\u5c64\u9032\u884c\u8655\u7406\u3002<\/p>\n
3. \u9810\u8655\u7406\u8a9e\u53e5<\/h3>\n
\u9810\u8655\u7406\u8a9e\u53e5\u662f\u63d0\u9ad8\u6027\u80fd\u548c\u5b89\u5168\u6027\u7684\u91cd\u8981\u624b\u6bb5\u3002\u5169\u8005\u90fd\u652f\u6301\u9810\u8655\u7406\u8a9e\u53e5\uff0c\u4f46PDO\u7684\u8a9e\u6cd5\u66f4\u70ba\u7c21\u6f54\uff0c\u4e14\u652f\u6301\u547d\u540d\u4f54\u4f4d\u7b26\uff0c\u9019\u4f7f\u5f97\u4ee3\u78bc\u66f4\u5177\u53ef\u8b80\u6027\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528\u9810\u8655\u7406\u8a9e\u53e5\u7684\u793a\u4f8b\uff1a<\/p>\n
<?php\n\/\/ MySQLi\u9810\u8655\u7406\u8a9e\u53e5\n$stmt = $mysqli->prepare(\"SELECT * FROM users WHERE email = ?\");\n$stmt->bind_param(\"s\", $email);\n$stmt->execute();\n\n\/\/ PDO\u9810\u8655\u7406\u8a9e\u53e5\n$stmt = $pdo->prepare(\"SELECT * FROM users WHERE email = :email\");\n$stmt->bindParam(':email', $email);\n$stmt->execute();\n?><\/code><\/pre>\n
4. \u932f\u8aa4\u8655\u7406<\/h3>\n
PDO\u63d0\u4f9b\u4e86\u66f4\u9748\u6d3b\u7684\u932f\u8aa4\u8655\u7406\u6a5f\u5236\uff0c\u652f\u6301\u7570\u5e38\u8655\u7406\uff0c\u9019\u4f7f\u5f97\u958b\u767c\u8005\u80fd\u5920\u66f4\u597d\u5730\u6355\u7372\u548c\u8655\u7406\u932f\u8aa4\u3002\u800cMySQLi\u5247\u4e3b\u8981\u4f9d\u8cf4\u65bc\u8fd4\u56de\u932f\u8aa4\u4ee3\u78bc\uff0c\u9019\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\u53ef\u80fd\u4e0d\u5920\u76f4\u89c0\u3002<\/p>\n
\u5b89\u5168\u6027\u8003\u91cf<\/h2>\n
\u5728\u5b89\u5168\u6027\u65b9\u9762\uff0c\u5169\u8005\u90fd\u652f\u6301\u9810\u8655\u7406\u8a9e\u53e5\uff0c\u9019\u662f\u9632\u6b62SQL\u6ce8\u5165\u7684\u6709\u6548\u624b\u6bb5\u3002\u7136\u800c\uff0cPDO\u7684\u7570\u5e38\u8655\u7406\u6a5f\u5236\u4f7f\u5f97\u958b\u767c\u8005\u80fd\u5920\u66f4\u597d\u5730\u7ba1\u7406\u932f\u8aa4\uff0c\u5f9e\u800c\u63d0\u9ad8\u61c9\u7528\u7a0b\u5e8f\u7684\u5b89\u5168\u6027\u3002<\/p>\n
\u7d50\u8ad6<\/h2>\n
\u7e3d\u9ad4\u800c\u8a00\uff0cPDO\u548cMySQLi\u5404\u6709\u512a\u7f3a\u9ede\u3002MySQLi\u5728\u6027\u80fd\u4e0a\u7565\u52dd\u4e00\u7c4c\uff0c\u7279\u5225\u662f\u5728\u7c21\u55ae\u67e5\u8a62\u548c\u9023\u63a5\u65b9\u9762\uff0c\u800cPDO\u5247\u5728\u9748\u6d3b\u6027\u548c\u5b89\u5168\u6027\u4e0a\u66f4\u5177\u512a\u52e2\u3002\u9078\u64c7\u54ea\u4e00\u7a2e\u5eab\u53d6\u6c7a\u65bc\u5177\u9ad4\u7684\u61c9\u7528\u9700\u6c42\u548c\u958b\u767c\u8005\u7684\u504f\u597d\u3002<\/p>\n
\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u904b\u884c\u60a8\u7684PHP\u61c9\u7528\u7a0b\u5e8f\uff0cServer.HK\u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u7684\u5ba2\u6236\u3002\u7121\u8ad6\u662f \u9999\u6e2fVPS<\/a> \u9084\u662f\u5176\u4ed6\u985e\u578b\u7684 \u4f3a\u670d\u5668<\/a>\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u7684\u6027\u80fd\u548c\u512a\u8cea\u7684\u670d\u52d9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u6bd4\u8f03PHP\u7684PDO-Mysql\u8207Mysqli\u6027\u80fd\uff0c\u63a2\u8a0e\u5169\u8005\u5728\u6578\u64da\u5eab\u64cd\u4f5c\u4e2d\u7684\u6548\u7387\u8207\u512a\u7f3a\u9ede\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u9078\u64c7\u6700\u4f73\u65b9\u6848\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-96494","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96494","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=96494"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96494\/revisions"}],"predecessor-version":[{"id":96495,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96494\/revisions\/96495"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=96494"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=96494"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=96494"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}