{"id":152855,"date":"2024-11-02T02:35:20","date_gmt":"2024-11-01T18:35:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/152855\/"},"modified":"2024-11-02T02:35:21","modified_gmt":"2024-11-01T18:35:21","slug":"%e7%a8%8b%e5%ba%8f%e5%92%8c%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e7%84%a1%e7%b8%ab%e9%80%a3%e6%8e%a5%e6%8a%80%e5%b7%a7-%e5%af%ab%e5%a5%bd%e7%9a%84%e7%a8%8b%e5%ba%8f%e6%80%8e%e9%ba%bc%e5%92%8c%e6%95%b8","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/152855\/","title":{"rendered":"\u7a0b\u5e8f\u548c\u6578\u64da\u5eab\u7684\u7121\u7e2b\u9023\u63a5\u6280\u5de7 (\u5beb\u597d\u7684\u7a0b\u5e8f\u600e\u9ebc\u548c\u6578\u64da\u5eab\u9023\u63a5)"},"content":{"rendered":"<h1 id=\"%e7%a8%8b%e5%ba%8f%e5%92%8c%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e7%84%a1%e7%b8%ab%e9%80%a3%e6%8e%a5%e6%8a%80%e5%b7%a7-%e5%af%ab%e5%a5%bd%e7%9a%84%e7%a8%8b%e5%ba%8f%e6%80%8e%e9%ba%bc%e5%92%8c%e6%95%b8-esrXeYkAfX\">\u7a0b\u5e8f\u548c\u6578\u64da\u5eab\u7684\u7121\u7e2b\u9023\u63a5\u6280\u5de7 (\u5beb\u597d\u7684\u7a0b\u5e8f\u600e\u9ebc\u548c\u6578\u64da\u5eab\u9023\u63a5)<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u4f4d\u6642\u4ee3\uff0c\u7a0b\u5e8f\u548c\u6578\u64da\u5eab\u4e4b\u9593\u7684\u7121\u7e2b\u9023\u63a5\u662f\u958b\u767c\u9ad8\u6548\u61c9\u7528\u7a0b\u5e8f\u7684\u95dc\u9375\u3002\u7121\u8ad6\u662f\u7db2\u7ad9\u3001\u79fb\u52d5\u61c9\u7528\u9084\u662f\u4f01\u696d\u7cfb\u7d71\uff0c\u6578\u64da\u5eab\u7684\u4f7f\u7528\u90fd\u662f\u4e0d\u53ef\u6216\u7f3a\u7684\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u6709\u6548\u5730\u5c07\u7a0b\u5e8f\u8207\u6578\u64da\u5eab\u9023\u63a5\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u6280\u5de7\u548c\u7bc4\u4f8b\u3002<\/p>\n<h2 id=\"1-%e9%81%b8%e6%93%87%e5%90%88%e9%81%a9%e7%9a%84%e6%95%b8%e6%93%9a%e5%ba%ab-esrXeYkAfX\">1. \u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u5eab<\/h2>\n<p>\u5728\u958b\u59cb\u4e4b\u524d\uff0c\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u5eab\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u5e38\u898b\u7684\u6578\u64da\u5eab\u985e\u578b\u5305\u62ec\u95dc\u4fc2\u578b\u6578\u64da\u5eab\uff08\u5982 MySQL\u3001PostgreSQL\uff09\u548c\u975e\u95dc\u4fc2\u578b\u6578\u64da\u5eab\uff08\u5982 MongoDB\u3001Cassandra\uff09\u3002\u6839\u64da\u61c9\u7528\u7684\u9700\u6c42\uff0c\u9078\u64c7\u6700\u9069\u5408\u7684\u6578\u64da\u5eab\u985e\u578b\u53ef\u4ee5\u63d0\u9ad8\u6027\u80fd\u548c\u53ef\u64f4\u5c55\u6027\u3002<\/p>\n<h2 id=\"2-%e4%bd%bf%e7%94%a8%e6%95%b8%e6%93%9a%e5%ba%ab%e9%a9%85%e5%8b%95%e7%a8%8b%e5%ba%8f-esrXeYkAfX\">2. \u4f7f\u7528\u6578\u64da\u5eab\u9a45\u52d5\u7a0b\u5e8f<\/h2>\n<p>\u70ba\u4e86\u8b93\u7a0b\u5e8f\u8207\u6578\u64da\u5eab\u9032\u884c\u901a\u4fe1\uff0c\u5fc5\u9808\u4f7f\u7528\u76f8\u61c9\u7684\u6578\u64da\u5eab\u9a45\u52d5\u7a0b\u5e8f\u3002\u9019\u4e9b\u9a45\u52d5\u7a0b\u5e8f\u63d0\u4f9b\u4e86\u8207\u6578\u64da\u5eab\u4ea4\u4e92\u7684API\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u7de8\u7a0b\u8a9e\u8a00\u53ca\u5176\u5c0d\u61c9\u7684\u6578\u64da\u5eab\u9a45\u52d5\u7a0b\u5e8f\uff1a<\/p>\n<ul>\n<li><strong>Java:<\/strong> \u4f7f\u7528 JDBC\uff08Java Database Connectivity\uff09\u4f86\u9023\u63a5 MySQL \u6216 PostgreSQL\u3002<\/li>\n<li><strong>Python:<\/strong> \u4f7f\u7528 SQLAlchemy \u6216 psycopg2 \u4f86\u9023\u63a5 PostgreSQL\u3002<\/li>\n<li><strong>PHP:<\/strong> \u4f7f\u7528 PDO\uff08PHP Data Objects\uff09\u4f86\u9023\u63a5\u5404\u7a2e\u6578\u64da\u5eab\u3002<\/li>\n<\/ul>\n<h2 id=\"3-%e5%bb%ba%e7%ab%8b%e6%95%b8%e6%93%9a%e5%ba%ab%e9%80%a3%e6%8e%a5-esrXeYkAfX\">3. \u5efa\u7acb\u6578\u64da\u5eab\u9023\u63a5<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4f7f\u7528 PHP \u548c MySQL \u5efa\u7acb\u6578\u64da\u5eab\u9023\u63a5\u7684\u7bc4\u4f8b\uff1a<\/p>\n<pre><code>&lt;?php\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: \" . $conn-&gt;connect_error);\n}\necho \"\u9023\u63a5\u6210\u529f\";\n?&gt;<\/code><\/pre>\n<h2 id=\"4-%e4%bd%bf%e7%94%a8%e9%a0%90%e8%99%95%e7%90%86%e8%aa%9e%e5%8f%a5-esrXeYkAfX\">4. \u4f7f\u7528\u9810\u8655\u7406\u8a9e\u53e5<\/h2>\n<p>\u70ba\u4e86\u63d0\u9ad8\u5b89\u5168\u6027\u548c\u6027\u80fd\uff0c\u5efa\u8b70\u4f7f\u7528\u9810\u8655\u7406\u8a9e\u53e5\u4f86\u57f7\u884c SQL \u67e5\u8a62\u3002\u9019\u6a23\u53ef\u4ee5\u9632\u6b62 SQL \u6ce8\u5165\u653b\u64ca\uff0c\u4e26\u63d0\u9ad8\u67e5\u8a62\u6548\u7387\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528 PHP \u7684\u9810\u8655\u7406\u8a9e\u53e5\u7bc4\u4f8b\uff1a<\/p>\n<pre><code>&lt;?php\n$stmt = $conn-&gt;prepare(\"SELECT * FROM users WHERE email = ?\");\n$stmt-&gt;bind_param(\"s\", $email);\n$email = \"example@example.com\";\n$stmt-&gt;execute();\n$result = $stmt-&gt;get_result();\n?&gt;<\/code><\/pre>\n<h2 id=\"5-%e8%99%95%e7%90%86%e9%8c%af%e8%aa%a4%e5%92%8c%e7%95%b0%e5%b8%b8-esrXeYkAfX\">5. \u8655\u7406\u932f\u8aa4\u548c\u7570\u5e38<\/h2>\n<p>\u5728\u8207\u6578\u64da\u5eab\u4ea4\u4e92\u6642\uff0c\u932f\u8aa4\u548c\u7570\u5e38\u662f\u4e0d\u53ef\u907f\u514d\u7684\u3002\u61c9\u8a72\u4f7f\u7528\u9069\u7576\u7684\u932f\u8aa4\u8655\u7406\u6a5f\u5236\u4f86\u6355\u7372\u548c\u8655\u7406\u9019\u4e9b\u554f\u984c\u3002\u4f8b\u5982\uff0c\u5728 PHP \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528 try-catch \u8a9e\u53e5\u4f86\u6355\u7372\u7570\u5e38\uff1a<\/p>\n<pre><code>&lt;?php\ntry {\n    \/\/ \u5617\u8a66\u57f7\u884c\u67e5\u8a62\n    $stmt-&gt;execute();\n} catch (Exception $e) {\n    echo \"\u932f\u8aa4: \" . $e-&gt;getMessage();\n}\n?&gt;<\/code><\/pre>\n<h2 id=\"6-%e6%95%b8%e6%93%9a%e5%ba%ab%e9%80%a3%e6%8e%a5%e7%9a%84%e6%9c%80%e4%bd%b3%e5%af%a6%e8%b8%90-esrXeYkAfX\">6. \u6578\u64da\u5eab\u9023\u63a5\u7684\u6700\u4f73\u5be6\u8e10<\/h2>\n<ul>\n<li>\u78ba\u4fdd\u4f7f\u7528\u5b89\u5168\u7684\u9023\u63a5\u65b9\u5f0f\uff0c\u4f8b\u5982 SSL\/TLS\u3002<\/li>\n<li>\u5b9a\u671f\u66f4\u65b0\u6578\u64da\u5eab\u548c\u9a45\u52d5\u7a0b\u5e8f\u4ee5\u4fee\u88dc\u5b89\u5168\u6f0f\u6d1e\u3002<\/li>\n<li>\u4f7f\u7528\u9023\u63a5\u6c60\u4f86\u63d0\u9ad8\u6027\u80fd\uff0c\u6e1b\u5c11\u9023\u63a5\u5efa\u7acb\u7684\u958b\u92b7\u3002<\/li>\n<li>\u5b9a\u671f\u5099\u4efd\u6578\u64da\u5eab\uff0c\u4ee5\u9632\u6578\u64da\u4e1f\u5931\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-esrXeYkAfX\">\u7e3d\u7d50<\/h2>\n<p>\u7a0b\u5e8f\u8207\u6578\u64da\u5eab\u7684\u7121\u7e2b\u9023\u63a5\u662f\u958b\u767c\u9ad8\u6548\u61c9\u7528\u7a0b\u5e8f\u7684\u57fa\u77f3\u3002\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u5eab\u3001\u4f7f\u7528\u6b63\u78ba\u7684\u9a45\u52d5\u7a0b\u5e8f\u3001\u5efa\u7acb\u5b89\u5168\u7684\u9023\u63a5\u4ee5\u53ca\u9075\u5faa\u6700\u4f73\u5be6\u8e10\uff0c\u90fd\u662f\u78ba\u4fdd\u61c9\u7528\u7a0b\u5e8f\u7a69\u5b9a\u904b\u884c\u7684\u95dc\u9375\u3002\u82e5\u60a8\u9700\u8981\u9032\u4e00\u6b65\u4e86\u89e3\u5982\u4f55\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> 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