{"id":175299,"date":"2024-11-08T04:42:17","date_gmt":"2024-11-07T20:42:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/175299\/"},"modified":"2024-11-08T04:42:18","modified_gmt":"2024-11-07T20:42:18","slug":"%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8php%e5%88%aa%e9%99%a4%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a1%a8-php-%e5%88%aa%e9%99%a4%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a1%a8","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/175299\/","title":{"rendered":"\u5982\u4f55\u4f7f\u7528PHP\u522a\u9664\u6578\u64da\u5eab\u8868 (php \u522a\u9664\u6578\u64da\u5eab\u8868)"},"content":{"rendered":"<h1 id=\"%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8php%e5%88%aa%e9%99%a4%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a1%a8-GRwIbGirbx\">\u5982\u4f55\u4f7f\u7528PHP\u522a\u9664\u6578\u64da\u5eab\u8868<\/h1>\n<p>\u5728\u7db2\u7ad9\u958b\u767c\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u7ba1\u7406\u662f\u81f3\u95dc\u91cd\u8981\u7684\u4e00\u74b0\u3002\u96a8\u8457\u61c9\u7528\u7a0b\u5e8f\u7684\u767c\u5c55\uff0c\u53ef\u80fd\u6703\u9700\u8981\u522a\u9664\u4e0d\u518d\u4f7f\u7528\u7684\u6578\u64da\u5eab\u8868\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u4f7f\u7528PHP\u522a\u9664\u6578\u64da\u5eab\u8868\uff0c\u4e26\u63d0\u4f9b\u76f8\u95dc\u7684\u793a\u4f8b\u548c\u6ce8\u610f\u4e8b\u9805\u3002<\/p>\n<h2 id=\"%e5%88%aa%e9%99%a4%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a1%a8%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-GRwIbGirbx\">\u522a\u9664\u6578\u64da\u5eab\u8868\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>\u5728\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u4e2d\uff0c\u8868\u662f\u7528\u4f86\u5b58\u5132\u6578\u64da\u7684\u57fa\u672c\u55ae\u4f4d\u3002\u7576\u4e00\u500b\u8868\u4e0d\u518d\u9700\u8981\u6642\uff0c\u53ef\u4ee5\u901a\u904eSQL\u8a9e\u53e5\u5c07\u5176\u522a\u9664\u3002\u522a\u9664\u8868\u7684\u64cd\u4f5c\u662f\u4e0d\u53ef\u9006\u7684\uff0c\u9019\u610f\u5473\u8457\u4e00\u65e6\u522a\u9664\uff0c\u8868\u4e2d\u7684\u6240\u6709\u6578\u64da\u5c07\u7121\u6cd5\u6062\u5fa9\u3002\u56e0\u6b64\uff0c\u5728\u57f7\u884c\u522a\u9664\u64cd\u4f5c\u4e4b\u524d\uff0c\u52d9\u5fc5\u78ba\u8a8d\u8a72\u8868\u4e0d\u518d\u9700\u8981\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8php%e5%88%aa%e9%99%a4%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a1%a8%e7%9a%84%e6%ad%a5%e9%a9%9f-GRwIbGirbx\">\u4f7f\u7528PHP\u522a\u9664\u6578\u64da\u5eab\u8868\u7684\u6b65\u9a5f<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4f7f\u7528PHP\u522a\u9664\u6578\u64da\u5eab\u8868\u7684\u57fa\u672c\u6b65\u9a5f\uff1a<\/p>\n<ul>\n<li>\u5efa\u7acb\u8207\u6578\u64da\u5eab\u7684\u9023\u63a5<\/li>\n<li>\u64b0\u5bebSQL\u522a\u9664\u8a9e\u53e5<\/li>\n<li>\u57f7\u884cSQL\u8a9e\u53e5<\/li>\n<li>\u95dc\u9589\u6578\u64da\u5eab\u9023\u63a5<\/li>\n<\/ul>\n<h3 id=\"1-%e5%bb%ba%e7%ab%8b%e8%88%87%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e9%80%a3%e6%8e%a5-GRwIbGirbx\">1. \u5efa\u7acb\u8207\u6578\u64da\u5eab\u7684\u9023\u63a5<\/h3>\n<p>\u9996\u5148\uff0c\u9700\u8981\u4f7f\u7528PHP\u7684mysqli\u6216PDO\u64f4\u5c55\u4f86\u9023\u63a5\u6578\u64da\u5eab\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528mysqli\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>\n$servername = \"localhost\";\n$username = \"username\";\n$password = \"password\";\n$dbname = \"database_name\";\n\n\/\/ \u5275\u5efa\u9023\u63a5\n$conn = new mysqli($servername, $username, $password, $dbname);\n\n\/\/ \u6aa2\u67e5\u9023\u63a5\nif ($conn-&gt;connect_error) {\n    die(\"\u9023\u63a5\u5931\u6557: \" . $conn-&gt;connect_error);\n}\n<\/code><\/pre>\n<h3 id=\"2-%e6%92%b0%e5%af%absql%e5%88%aa%e9%99%a4%e8%aa%9e%e5%8f%a5-GRwIbGirbx\">2. \u64b0\u5bebSQL\u522a\u9664\u8a9e\u53e5<\/h3>\n<p>\u522a\u9664\u8868\u7684SQL\u8a9e\u53e5\u683c\u5f0f\u70ba\uff1a<\/p>\n<pre><code>\nDROP TABLE table_name;\n<\/code><\/pre>\n<p>\u5728\u9019\u88e1\uff0c<code>table_name<\/code>\u662f\u60a8\u60f3\u8981\u522a\u9664\u7684\u8868\u7684\u540d\u7a31\u3002<\/p>\n<h3 id=\"3-%e5%9f%b7%e8%a1%8csql%e8%aa%9e%e5%8f%a5-GRwIbGirbx\">3. \u57f7\u884cSQL\u8a9e\u53e5<\/h3>\n<p>\u4f7f\u7528PHP\u57f7\u884cSQL\u8a9e\u53e5\u7684\u793a\u4f8b\u5982\u4e0b\uff1a<\/p>\n<pre><code>\n$sql = \"DROP TABLE table_name\";\n\nif ($conn-&gt;query($sql) === TRUE) {\n    echo \"\u8868\u5df2\u6210\u529f\u522a\u9664\";\n} else {\n    echo \"\u522a\u9664\u8868\u6642\u51fa\u932f: \" . $conn-&gt;error;\n}\n<\/code><\/pre>\n<h3 id=\"4-%e9%97%9c%e9%96%89%e6%95%b8%e6%93%9a%e5%ba%ab%e9%80%a3%e6%8e%a5-GRwIbGirbx\">4. \u95dc\u9589\u6578\u64da\u5eab\u9023\u63a5<\/h3>\n<p>\u6700\u5f8c\uff0c\u8a18\u5f97\u95dc\u9589\u6578\u64da\u5eab\u9023\u63a5\uff1a<\/p>\n<pre><code>\n$conn-&gt;close();\n<\/code><\/pre>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-GRwIbGirbx\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<ul>\n<li>\u5728\u522a\u9664\u8868\u4e4b\u524d\uff0c\u5efa\u8b70\u5099\u4efd\u6578\u64da\uff0c\u4ee5\u9632\u6b62\u610f\u5916\u4e1f\u5931\u91cd\u8981\u4fe1\u606f\u3002<\/li>\n<li>\u78ba\u4fdd\u60a8\u6709\u8db3\u5920\u7684\u6b0a\u9650\u4f86\u522a\u9664\u8a72\u8868\u3002<\/li>\n<li>\u5728\u751f\u7522\u74b0\u5883\u4e2d\uff0c\u61c9\u8b39\u614e\u57f7\u884c\u522a\u9664\u64cd\u4f5c\uff0c\u6700\u597d\u5728\u6e2c\u8a66\u74b0\u5883\u4e2d\u5148\u9032\u884c\u9a57\u8b49\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-GRwIbGirbx\">\u7e3d\u7d50<\/h2>\n<p>\u4f7f\u7528PHP\u522a\u9664\u6578\u64da\u5eab\u8868\u662f\u4e00\u500b\u7c21\u55ae\u7684\u904e\u7a0b\uff0c\u4f46\u9700\u8981\u8b39\u614e\u64cd\u4f5c\u4ee5\u907f\u514d\u6578\u64da\u4e1f\u5931\u3002\u901a\u904e\u4e0a\u8ff0\u6b65\u9a5f\uff0c\u60a8\u53ef\u4ee5\u8f15\u9b06\u5730\u7ba1\u7406\u60a8\u7684\u6578\u64da\u5eab\u7d50\u69cb\u3002\u5982\u679c\u60a8\u9700\u8981\u7a69\u5b9a\u7684\u6578\u64da\u5eab\u652f\u6301\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\u78ba\u4fdd\u60a8\u7684\u61c9\u7528\u7a0b\u5e8f\u904b\u884c\u9806\u5229\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u4f7f\u7528PHP\u522a\u9664\u6578\u64da\u5eab\u8868\uff0c\u638c\u63e1SQL\u8a9e\u53e5\u548cPHP\u51fd\u6578\uff0c\u8f15\u9b06\u7ba1\u7406\u6578\u64da\u5eab\u7d50\u69cb\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-175299","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/175299","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=175299"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/175299\/revisions"}],"predecessor-version":[{"id":175300,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/175299\/revisions\/175300"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=175299"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=175299"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=175299"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}