{"id":188490,"date":"2024-11-11T23:11:36","date_gmt":"2024-11-11T15:11:36","guid":{"rendered":"https:\/\/server.hk\/cnblog\/188490\/"},"modified":"2024-11-11T23:11:38","modified_gmt":"2024-11-11T15:11:38","slug":"%e6%8e%a2%e7%a9%b6%e5%9c%a8c%e8%aa%9e%e8%a8%80%e4%b8%ad%e7%84%a1%e6%b3%95%e5%88%aa%e9%99%a4%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e5%95%8f%e9%a1%8c-%e5%9c%a8c%e4%b8%ad%e7%84%a1%e6%b3%95%e5%88%aa","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/188490\/","title":{"rendered":"\u63a2\u7a76\u5728C\u8a9e\u8a00\u4e2d\u7121\u6cd5\u522a\u9664\u6578\u64da\u5eab\u7684\u554f\u984c (\u5728c\u4e2d\u7121\u6cd5\u522a\u9664\u6578\u64da\u5eab)"},"content":{"rendered":"<h1 id=\"%e6%8e%a2%e7%a9%b6%e5%9c%a8c%e8%aa%9e%e8%a8%80%e4%b8%ad%e7%84%a1%e6%b3%95%e5%88%aa%e9%99%a4%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e5%95%8f%e9%a1%8c-NcbBsQTvqY\">\u63a2\u7a76\u5728C\u8a9e\u8a00\u4e2d\u7121\u6cd5\u522a\u9664\u6578\u64da\u5eab\u7684\u554f\u984c<\/h1>\n<p>\u5728\u73fe\u4ee3\u8edf\u4ef6\u958b\u767c\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u7ba1\u7406\u548c\u64cd\u4f5c\u662f\u4e0d\u53ef\u6216\u7f3a\u7684\u4e00\u90e8\u5206\u3002C\u8a9e\u8a00\u4f5c\u70ba\u4e00\u7a2e\u5e95\u5c64\u7de8\u7a0b\u8a9e\u8a00\uff0c\u96d6\u7136\u5728\u6027\u80fd\u4e0a\u6709\u5176\u512a\u52e2\uff0c\u4f46\u5728\u6578\u64da\u5eab\u64cd\u4f5c\u65b9\u9762\u537b\u9762\u81e8\u4e00\u4e9b\u6311\u6230\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5728C\u8a9e\u8a00\u4e2d\u7121\u6cd5\u522a\u9664\u6578\u64da\u5eab\u7684\u554f\u984c\uff0c\u4e26\u5206\u6790\u53ef\u80fd\u7684\u539f\u56e0\u53ca\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<h2 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e6%93%8d%e4%bd%9c%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-NcbBsQTvqY\">\u6578\u64da\u5eab\u64cd\u4f5c\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>\u6578\u64da\u5eab\u662f\u4e00\u7a2e\u6709\u7d44\u7e54\u7684\u6578\u64da\u96c6\u5408\uff0c\u901a\u5e38\u7528\u65bc\u5b58\u5132\u548c\u7ba1\u7406\u5927\u91cf\u4fe1\u606f\u3002\u5e38\u898b\u7684\u6578\u64da\u5eab\u7cfb\u7d71\u5305\u62ecMySQL\u3001PostgreSQL\u548cSQLite\u7b49\u3002\u5728C\u8a9e\u8a00\u4e2d\uff0c\u958b\u767c\u8005\u901a\u5e38\u4f7f\u7528API\u6216\u5eab\u4f86\u8207\u6578\u64da\u5eab\u9032\u884c\u4ea4\u4e92\uff0c\u4f8b\u5982\u4f7f\u7528MySQL\u7684C API\u6216SQLite\u7684C\u63a5\u53e3\u3002<\/p>\n<h2 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id=\"%e7%a4%ba%e4%be%8b%ef%bc%9a%e4%bd%bf%e7%94%a8c%e8%aa%9e%e8%a8%80%e5%88%aa%e9%99%a4%e6%95%b8%e6%93%9a%e5%ba%ab-NcbBsQTvqY\">\u793a\u4f8b\uff1a\u4f7f\u7528C\u8a9e\u8a00\u522a\u9664\u6578\u64da\u5eab<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u4f7f\u7528MySQL C API\u522a\u9664\u6578\u64da\u5eab\u7684\u7c21\u55ae\u793a\u4f8b\uff1a<\/p>\n<pre><code>\n#include &lt;mysql\/mysql.h&gt;\n\nint main() {\n    MYSQL *conn;\n    conn = mysql_init(NULL);\n\n    if (conn == NULL) {\n        fprintf(stderr, \"mysql_init() failedn\");\n        return EXIT_FAILURE;\n    }\n\n    if (mysql_real_connect(conn, \"localhost\", \"user\", \"password\", NULL, 0, NULL, 0) == NULL) {\n        fprintf(stderr, \"mysql_real_connect() failedn\");\n        mysql_close(conn);\n        return EXIT_FAILURE;\n    }\n\n    if (mysql_query(conn, \"DROP DATABASE testdb\")) {\n        fprintf(stderr, \"DROP DATABASE failed. Error: %sn\", mysql_error(conn));\n    }\n\n    mysql_close(conn);\n    return EXIT_SUCCESS;\n}\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u9996\u5148\u521d\u59cb\u5316MySQL\u9023\u63a5\uff0c\u7136\u5f8c\u5617\u8a66\u522a\u9664\u540d\u70ba\u201ctestdb\u201d\u7684\u6578\u64da\u5eab\u3002\u5982\u679c\u522a\u9664\u64cd\u4f5c\u5931\u6557\uff0c\u5247\u6703\u8f38\u51fa\u932f\u8aa4\u4fe1\u606f\u3002<\/p>\n<h2 id=\"%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88-NcbBsQTvqY\">\u89e3\u6c7a\u65b9\u6848<\/h2>\n<p>\u70ba\u4e86\u89e3\u6c7a\u5728C\u8a9e\u8a00\u4e2d\u7121\u6cd5\u522a\u9664\u6578\u64da\u5eab\u7684\u554f\u984c\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u8003\u616e\u4ee5\u4e0b\u5e7e\u9ede\uff1a<\/p>\n<ul>\n<li><strong>\u6aa2\u67e5\u6b0a\u9650\uff1a<\/strong>\u78ba\u4fdd\u57f7\u884c\u522a\u9664\u64cd\u4f5c\u7684\u7528\u6236\u64c1\u6709\u8db3\u5920\u7684\u6b0a\u9650\u3002<\/li>\n<li><strong>\u95dc\u9589\u9023\u63a5\uff1a<\/strong>\u5728\u522a\u9664\u6578\u64da\u5eab\u4e4b\u524d\uff0c\u78ba\u4fdd\u6c92\u6709\u5176\u4ed6\u9023\u63a5\u6b63\u5728\u4f7f\u7528\u8a72\u6578\u64da\u5eab\u3002<\/li>\n<li><strong>\u6aa2\u67e5\u8a9e\u6cd5\uff1a<\/strong>\u4ed4\u7d30\u6aa2\u67e5SQL\u8a9e\u53e5\u7684\u8a9e\u6cd5\uff0c\u78ba\u4fdd\u5176\u6b63\u78ba\u6027\u3002<\/li>\n<li><strong>\u8655\u7406\u9396\u5b9a\uff1a<\/strong>\u5982\u679c\u6578\u64da\u5eab\u88ab\u9396\u5b9a\uff0c\u5247\u9700\u8981\u7b49\u5f85\u9396\u5b9a\u89e3\u9664\u5f8c\u518d\u9032\u884c\u522a\u9664\u64cd\u4f5c\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-NcbBsQTvqY\">\u7e3d\u7d50<\/h2>\n<p>\u5728C\u8a9e\u8a00\u4e2d\u9032\u884c\u6578\u64da\u5eab\u64cd\u4f5c\u6642\uff0c\u7121\u6cd5\u522a\u9664\u6578\u64da\u5eab\u7684\u554f\u984c\u53ef\u80fd\u7531\u591a\u7a2e\u56e0\u7d20\u5f15\u8d77\uff0c\u5305\u62ec\u6b0a\u9650\u3001\u9023\u63a5\u3001\u8a9e\u6cd5\u932f\u8aa4\u548c\u6578\u64da\u5eab\u9396\u5b9a\u7b49\u3002\u901a\u904e\u4ed4\u7d30\u6aa2\u67e5\u9019\u4e9b\u56e0\u7d20\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u6c7a\u9019\u4e9b\u554f\u984c\uff0c\u78ba\u4fdd\u6578\u64da\u5eab\u7684\u6b63\u5e38\u7ba1\u7406\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u5eab\u64cd\u4f5c\u7684\u958b\u767c\u8005\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u53ef\u4ee5\u63d0\u4f9b\u66f4\u597d\u7684\u6027\u80fd\u548c\u7a69\u5b9a\u6027\uff0c\u7279\u5225\u662f\u5728\u9999\u6e2f\u5730\u5340\u7684\u61c9\u7528\u958b\u767c\u4e2d\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7a76C\u8a9e\u8a00\u4e2d\u7121\u6cd5\u522a\u9664\u6578\u64da\u5eab\u7684\u554f\u984c\uff0c\u5206\u6790\u5e38\u898b\u932f\u8aa4\u53ca\u89e3\u6c7a\u65b9\u6848\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u6709\u6548\u7ba1\u7406\u6578\u64da\u5eab\u64cd\u4f5c\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-188490","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/188490","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=188490"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/188490\/revisions"}],"predecessor-version":[{"id":188491,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/188490\/revisions\/188491"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=188490"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=188490"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=188490"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}