{"id":96386,"date":"2024-10-20T08:59:18","date_gmt":"2024-10-20T00:59:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/96386\/"},"modified":"2024-10-20T08:59:18","modified_gmt":"2024-10-20T00:59:18","slug":"pdo%e9%80%a3%e6%8e%a5mysql%e9%81%bf%e5%85%8d%e9%81%b8%e6%93%87%e6%95%b8%e6%93%9a%e5%ba%ab-pdo-%e9%80%a3%e6%8e%a5mysql-%e4%b8%8d%e9%81%b8%e6%95%b8%e6%93%9a%e5%ba%ab","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/96386\/","title":{"rendered":"PDO\u9023\u63a5MySQL\u907f\u514d\u9078\u64c7\u6578\u64da\u5eab (pdo \u9023\u63a5mysql \u4e0d\u9078\u6578\u64da\u5eab)"},"content":{"rendered":"<h1 id=\"pdo%e9%80%a3%e6%8e%a5mysql%e9%81%bf%e5%85%8d%e9%81%b8%e6%93%87%e6%95%b8%e6%93%9a%e5%ba%ab-UOTAhyrXRE\">PDO\u9023\u63a5MySQL\u907f\u514d\u9078\u64c7\u6578\u64da\u5eab<\/h1>\n<p>\u5728\u958b\u767cPHP\u61c9\u7528\u7a0b\u5f0f\u6642\uff0c\u4f7f\u7528PDO\uff08PHP Data Objects\uff09\u4f86\u9023\u63a5MySQL\u6578\u64da\u5eab\u662f\u4e00\u7a2e\u5e38\u898b\u7684\u505a\u6cd5\u3002PDO\u63d0\u4f9b\u4e86\u4e00\u500b\u7d71\u4e00\u7684\u63a5\u53e3\u4f86\u8a2a\u554f\u591a\u7a2e\u6578\u64da\u5eab\uff0c\u4e26\u4e14\u652f\u6301\u9810\u8655\u7406\u8a9e\u53e5\uff0c\u9019\u4f7f\u5f97\u5b83\u5728\u5b89\u5168\u6027\u548c\u6027\u80fd\u4e0a\u90fd\u8868\u73fe\u512a\u7570\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u4f7f\u7528PDO\u9023\u63a5MySQL\u800c\u4e0d\u9078\u64c7\u7279\u5b9a\u7684\u6578\u64da\u5eab\uff0c\u4e26\u63d0\u4f9b\u76f8\u95dc\u7684\u793a\u4f8b\u548c\u6700\u4f73\u5be6\u8e10\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%afpdo%ef%bc%9f-UOTAhyrXRE\">\u4ec0\u9ebc\u662fPDO\uff1f<\/h2>\n<p>PDO\u662f\u4e00\u500bPHP\u64f4\u5c55\uff0c\u63d0\u4f9b\u4e86\u4e00\u500b\u6578\u64da\u5eab\u8a2a\u554f\u5c64\uff0c\u5141\u8a31\u958b\u767c\u8005\u4ee5\u9762\u5411\u5c0d\u8c61\u7684\u65b9\u5f0f\u8207\u6578\u64da\u5eab\u9032\u884c\u4ea4\u4e92\u3002\u5b83\u652f\u6301\u591a\u7a2e\u6578\u64da\u5eab\u7cfb\u7d71\uff0c\u5305\u62ecMySQL\u3001PostgreSQL\u3001SQLite\u7b49\u3002\u4f7f\u7528PDO\u7684\u4e3b\u8981\u512a\u52e2\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u5b89\u5168\u6027\uff1a\u652f\u6301\u9810\u8655\u7406\u8a9e\u53e5\uff0c\u80fd\u6709\u6548\u9632\u6b62SQL\u6ce8\u5165\u653b\u64ca\u3002<\/li>\n<li>\u9748\u6d3b\u6027\uff1a\u53ef\u4ee5\u8f15\u9b06\u5207\u63db\u4e0d\u540c\u7684\u6578\u64da\u5eab\u7cfb\u7d71\u3002<\/li>\n<li>\u932f\u8aa4\u8655\u7406\uff1a\u63d0\u4f9b\u4e86\u591a\u7a2e\u932f\u8aa4\u8655\u7406\u6a21\u5f0f\uff0c\u4fbf\u65bc\u8abf\u8a66\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8pdo%e9%80%a3%e6%8e%a5mysql%e8%80%8c%e4%b8%8d%e9%81%b8%e6%93%87%e6%95%b8%e6%93%9a%e5%ba%ab-UOTAhyrXRE\">\u5982\u4f55\u4f7f\u7528PDO\u9023\u63a5MySQL\u800c\u4e0d\u9078\u64c7\u6578\u64da\u5eab<\/h2>\n<p>\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u60a8\u53ef\u80fd\u5e0c\u671b\u5728\u9023\u63a5MySQL\u6642\u4e0d\u7acb\u5373\u9078\u64c7\u7279\u5b9a\u7684\u6578\u64da\u5eab\u3002\u9019\u53ef\u4ee5\u901a\u904e\u5728\u9023\u63a5\u5b57\u7b26\u4e32\u4e2d\u7701\u7565\u6578\u64da\u5eab\u540d\u7a31\u4f86\u5be6\u73fe\u3002\u4ee5\u4e0b\u662f\u5982\u4f55\u505a\u5230\u9019\u4e00\u9ede\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>&lt;?php\n\/\/ \u8a2d\u5b9a\u6578\u64da\u5eab\u9023\u63a5\u53c3\u6578\n$host = 'localhost';\n$username = 'your_username';\n$password = 'your_password';\n\n\/\/ \u5275\u5efaPDO\u5be6\u4f8b\ntry {\n    $pdo = new PDO(\"mysql:host=$host\", $username, $password);\n    \/\/ \u8a2d\u5b9a\u932f\u8aa4\u6a21\u5f0f\u70ba\u7570\u5e38\n    $pdo-&gt;setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);\n    echo \"\u6210\u529f\u9023\u63a5\u5230MySQL\u4f3a\u670d\u5668\uff01\";\n} catch (PDOException $e) {\n    echo \"\u9023\u63a5\u5931\u6557: \" . $e-&gt;getMessage();\n}\n?&gt;<\/code><\/pre>\n<p>\u5728\u4e0a\u8ff0\u4ee3\u78bc\u4e2d\uff0c\u6211\u5011\u5275\u5efa\u4e86\u4e00\u500bPDO\u5be6\u4f8b\uff0c\u4e26\u4e14\u53ea\u6307\u5b9a\u4e86\u4e3b\u6a5f\u540d\u3001\u7528\u6236\u540d\u548c\u5bc6\u78bc\uff0c\u800c\u6c92\u6709\u6307\u5b9a\u6578\u64da\u5eab\u540d\u7a31\u3002\u9019\u6a23\u505a\u7684\u597d\u8655\u662f\uff0c\u60a8\u53ef\u4ee5\u5728\u5f8c\u7e8c\u7684\u64cd\u4f5c\u4e2d\u6839\u64da\u9700\u8981\u9078\u64c7\u6578\u64da\u5eab\u3002<\/p>\n<h2 id=\"%e9%81%b8%e6%93%87%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e6%9c%80%e4%bd%b3%e5%af%a6%e8%b8%90-UOTAhyrXRE\">\u9078\u64c7\u6578\u64da\u5eab\u7684\u6700\u4f73\u5be6\u8e10<\/h2>\n<p>\u96d6\u7136\u53ef\u4ee5\u5728\u9023\u63a5\u6642\u4e0d\u9078\u64c7\u6578\u64da\u5eab\uff0c\u4f46\u5728\u5be6\u969b\u61c9\u7528\u4e2d\uff0c\u901a\u5e38\u5efa\u8b70\u5728\u9023\u63a5\u5f8c\u7acb\u5373\u9078\u64c7\u4e00\u500b\u6578\u64da\u5eab\u3002\u9019\u6a23\u53ef\u4ee5\u907f\u514d\u5728\u57f7\u884c\u67e5\u8a62\u6642\u51fa\u73fe\u932f\u8aa4\u3002\u4ee5\u4e0b\u662f\u9078\u64c7\u6578\u64da\u5eab\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>&lt;?php\n\/\/ \u5047\u8a2d\u5df2\u7d93\u5275\u5efa\u4e86PDO\u5be6\u4f8b$pdo\ntry {\n    \/\/ \u9078\u64c7\u6578\u64da\u5eab\n    $pdo-&gt;exec(\"USE your_database_name\");\n    echo \"\u6210\u529f\u9078\u64c7\u6578\u64da\u5eab\uff01\";\n} catch (PDOException $e) {\n    echo \"\u9078\u64c7\u6578\u64da\u5eab\u5931\u6557: \" . $e-&gt;getMessage();\n}\n?&gt;<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u4f7f\u7528\u4e86`USE`\u8a9e\u53e5\u4f86\u9078\u64c7\u6578\u64da\u5eab\u3002\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u5f8c\u7e8c\u7684\u67e5\u8a62\u90fd\u5728\u6b63\u78ba\u7684\u6578\u64da\u5eab\u4e2d\u57f7\u884c\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-UOTAhyrXRE\">\u7d50\u8ad6<\/h2>\n<p>\u4f7f\u7528PDO\u9023\u63a5MySQL\u800c\u4e0d\u9078\u64c7\u7279\u5b9a\u7684\u6578\u64da\u5eab\u662f\u4e00\u7a2e\u9748\u6d3b\u7684\u505a\u6cd5\uff0c\u7279\u5225\u662f\u5728\u9700\u8981\u52d5\u614b\u9078\u64c7\u6578\u64da\u5eab\u7684\u60c5\u6cc1\u4e0b\u3002\u7136\u800c\uff0c\u70ba\u4e86\u907f\u514d\u6f5b\u5728\u7684\u932f\u8aa4\uff0c\u5efa\u8b70\u5728\u9023\u63a5\u5f8c\u7acb\u5373\u9078\u64c7\u6240\u9700\u7684\u6578\u64da\u5eab\u3002\u9019\u6a23\u4e0d\u50c5\u80fd\u63d0\u9ad8\u4ee3\u78bc\u7684\u53ef\u8b80\u6027\uff0c\u9084\u80fd\u78ba\u4fdd\u67e5\u8a62\u7684\u6b63\u78ba\u6027\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u9069\u5408\u5404\u7a2e\u9700\u6c42\u3002\u7121\u8ad6\u662f <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u9084\u662f\u5176\u4ed6\u985e\u578b\u7684 <a href=\"https:\/\/server.hk\">\u4f3a\u670d\u5668<\/a>\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u4f7f\u7528PDO\u9023\u63a5MySQL\u800c\u4e0d\u9078\u64c7\u7279\u5b9a\u6578\u64da\u5eab\uff0c\u63d0\u5347\u9748\u6d3b\u6027\u8207\u6548\u7387\uff0c\u9069\u5408\u591a\u6578\u64da\u5eab\u64cd\u4f5c\u7684\u61c9\u7528\u5834\u666f\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-96386","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96386","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=96386"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96386\/revisions"}],"predecessor-version":[{"id":96387,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96386\/revisions\/96387"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=96386"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=96386"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=96386"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}