{"id":59687,"date":"2024-10-12T23:59:18","date_gmt":"2024-10-12T15:59:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/59687\/"},"modified":"2024-10-12T23:59:18","modified_gmt":"2024-10-12T15:59:18","slug":"c%e8%aa%9e%e8%a8%80%e7%b7%a8%e5%af%ab%e6%9c%80%e7%b0%a1%e5%96%ae%e7%9a%84%e6%95%b8%e6%93%9a%e5%ba%ab%e9%a1%af%e7%a4%ba%e6%96%b9%e6%b3%95-c%e6%9c%80%e7%b0%a1%e5%96%ae%e7%9a%84%e6%95%b8%e6%93%9a","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/59687\/","title":{"rendered":"C\u8a9e\u8a00\u7de8\u5beb\u6700\u7c21\u55ae\u7684\u6578\u64da\u5eab\u986f\u793a\u65b9\u6cd5 (c\u6700\u7c21\u55ae\u7684\u6578\u64da\u5eab\u986f\u793a)"},"content":{"rendered":"<h1 id=\"c%e8%aa%9e%e8%a8%80%e7%b7%a8%e5%af%ab%e6%9c%80%e7%b0%a1%e5%96%ae%e7%9a%84%e6%95%b8%e6%93%9a%e5%ba%ab%e9%a1%af%e7%a4%ba%e6%96%b9%e6%b3%95-zqraGkBphi\">C\u8a9e\u8a00\u7de8\u5beb\u6700\u7c21\u55ae\u7684\u6578\u64da\u5eab\u986f\u793a\u65b9\u6cd5<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u6642\u4ee3\uff0c\u6578\u64da\u5eab\u7684\u4f7f\u7528\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u666e\u904d\u3002\u7121\u8ad6\u662f\u5c0f\u578b\u61c9\u7528\u9084\u662f\u5927\u578b\u7cfb\u7d71\uff0c\u6578\u64da\u5eab\u90fd\u626e\u6f14\u8457\u81f3\u95dc\u91cd\u8981\u7684\u89d2\u8272\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u4f7f\u7528C\u8a9e\u8a00\u7de8\u5beb\u4e00\u500b\u7c21\u55ae\u7684\u6578\u64da\u5eab\u986f\u793a\u65b9\u6cd5\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u5feb\u901f\u4e0a\u624b\u3002<\/p>\n<h2 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-zqraGkBphi\">\u6578\u64da\u5eab\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\u3001\u7ba1\u7406\u548c\u6aa2\u7d22\u6578\u64da\u3002\u5e38\u898b\u7684\u6578\u64da\u5eab\u985e\u578b\u5305\u62ec\u95dc\u4fc2\u578b\u6578\u64da\u5eab\uff08\u5982MySQL\u3001PostgreSQL\uff09\u548c\u975e\u95dc\u4fc2\u578b\u6578\u64da\u5eab\uff08\u5982MongoDB\uff09\u3002\u5728\u9019\u7bc7\u6587\u7ae0\u4e2d\uff0c\u6211\u5011\u5c07\u5c08\u6ce8\u65bc\u5982\u4f55\u4f7f\u7528C\u8a9e\u8a00\u4f86\u986f\u793a\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u4e2d\u7684\u6578\u64da\u3002<\/p>\n<h2 id=\"%e7%92%b0%e5%a2%83%e6%ba%96%e5%82%99-zqraGkBphi\">\u74b0\u5883\u6e96\u5099<\/h2>\n<p>\u5728\u958b\u59cb\u7de8\u5beb\u4ee3\u78bc\u4e4b\u524d\uff0c\u60a8\u9700\u8981\u78ba\u4fdd\u60a8\u7684\u958b\u767c\u74b0\u5883\u5df2\u7d93\u5b89\u88dd\u4e86\u4ee5\u4e0b\u5de5\u5177\uff1a<\/p>\n<ul>\n<li>C\u7de8\u8b6f\u5668\uff08\u5982GCC\uff09<\/li>\n<li>MySQL\u958b\u767c\u5eab\uff08libmysqlclient-dev\uff09<\/li>\n<\/ul>\n<p>\u5728Ubuntu\u7cfb\u7d71\u4e2d\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u5b89\u88ddMySQL\u958b\u767c\u5eab\uff1a<\/p>\n<pre><code>sudo apt-get install libmysqlclient-dev<\/code><\/pre>\n<h2 id=\"%e9%80%a3%e6%8e%a5%e6%95%b8%e6%93%9a%e5%ba%ab-zqraGkBphi\">\u9023\u63a5\u6578\u64da\u5eab<\/h2>\n<p>\u9996\u5148\uff0c\u6211\u5011\u9700\u8981\u9023\u63a5\u5230MySQL\u6578\u64da\u5eab\u3002\u4ee5\u4e0b\u662f\u9023\u63a5\u6578\u64da\u5eab\u7684\u57fa\u672c\u4ee3\u78bc\uff1a<\/p>\n<pre><code>#include \n#include \n#include \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\", \"database\", 0, NULL, 0) == NULL) {\n        fprintf(stderr, \"mysql_real_connect() failedn\");\n        mysql_close(conn);\n        return EXIT_FAILURE;\n    }\n\n    printf(\"\u6210\u529f\u9023\u63a5\u5230\u6578\u64da\u5eab\uff01n\");\n    mysql_close(conn);\n    return EXIT_SUCCESS;\n}<\/code><\/pre>\n<p>\u5728\u9019\u6bb5\u4ee3\u78bc\u4e2d\uff0c\u60a8\u9700\u8981\u5c07\u201clocalhost\u201d\u3001\u201cuser\u201d\u3001\u201cpassword\u201d\u548c\u201cdatabase\u201d\u66ff\u63db\u70ba\u60a8\u7684\u6578\u64da\u5eab\u4e3b\u6a5f\u3001\u7528\u6236\u540d\u3001\u5bc6\u78bc\u548c\u6578\u64da\u5eab\u540d\u7a31\u3002<\/p>\n<h2 id=\"%e6%9f%a5%e8%a9%a2%e6%95%b8%e6%93%9a-zqraGkBphi\">\u67e5\u8a62\u6578\u64da<\/h2>\n<p>\u9023\u63a5\u6210\u529f\u5f8c\uff0c\u6211\u5011\u53ef\u4ee5\u57f7\u884c\u67e5\u8a62\u4f86\u7372\u53d6\u6578\u64da\u3002\u4ee5\u4e0b\u662f\u67e5\u8a62\u6578\u64da\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>MYSQL_RES *res;\nMYSQL_ROW row;\n\nif (mysql_query(conn, \"SELECT * FROM your_table\")) {\n    fprintf(stderr, \"SELECT * failed. Error: %sn\", mysql_error(conn));\n    return EXIT_FAILURE;\n}\n\nres = mysql_store_result(conn);\nif (res == NULL) {\n    fprintf(stderr, \"mysql_store_result() failed. Error: %sn\", mysql_error(conn));\n    return EXIT_FAILURE;\n}\n\nwhile ((row = mysql_fetch_row(res)) != NULL) {\n    printf(\"%sn\", row[0]); \/\/ \u5047\u8a2d\u7b2c\u4e00\u5217\u662f\u60a8\u60f3\u986f\u793a\u7684\u6578\u64da\n}\n\nmysql_free_result(res);<\/code><\/pre>\n<p>\u5728\u9019\u6bb5\u4ee3\u78bc\u4e2d\uff0c\u60a8\u9700\u8981\u5c07\u201cyour_table\u201d\u66ff\u63db\u70ba\u60a8\u8981\u67e5\u8a62\u7684\u8868\u540d\u3002\u9019\u6bb5\u4ee3\u78bc\u5c07\u986f\u793a\u8868\u4e2d\u7684\u7b2c\u4e00\u5217\u6578\u64da\u3002<\/p>\n<h2 id=\"%e5%ae%8c%e6%95%b4%e7%a4%ba%e4%be%8b-zqraGkBphi\">\u5b8c\u6574\u793a\u4f8b<\/h2>\n<p>\u4ee5\u4e0b\u662f\u5b8c\u6574\u7684C\u8a9e\u8a00\u7a0b\u5e8f\uff0c\u5c07\u9023\u63a5\u5230\u6578\u64da\u5eab\u4e26\u986f\u793a\u6307\u5b9a\u8868\u4e2d\u7684\u6578\u64da\uff1a<\/p>\n<pre><code>#include \n#include \n#include \n\nint main() {\n    MYSQL *conn;\n    MYSQL_RES *res;\n    MYSQL_ROW row;\n\n    conn = mysql_init(NULL);\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\", \"database\", 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, \"SELECT * FROM your_table\")) {\n        fprintf(stderr, \"SELECT * failed. Error: %sn\", mysql_error(conn));\n        return EXIT_FAILURE;\n    }\n\n    res = mysql_store_result(conn);\n    if (res == NULL) {\n        fprintf(stderr, \"mysql_store_result() failed. Error: %sn\", mysql_error(conn));\n        return EXIT_FAILURE;\n    }\n\n    while ((row = mysql_fetch_row(res)) != NULL) {\n        printf(\"%sn\", row[0]); \/\/ \u5047\u8a2d\u7b2c\u4e00\u5217\u662f\u60a8\u60f3\u986f\u793a\u7684\u6578\u64da\n    }\n\n    mysql_free_result(res);\n    mysql_close(conn);\n    return EXIT_SUCCESS;\n}<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-zqraGkBphi\">\u7e3d\u7d50<\/h2>\n<p>\u672c\u6587\u4ecb\u7d39\u4e86\u5982\u4f55\u4f7f\u7528C\u8a9e\u8a00\u7de8\u5beb\u4e00\u500b\u7c21\u55ae\u7684\u6578\u64da\u5eab\u986f\u793a\u65b9\u6cd5\uff0c\u5305\u62ec\u9023\u63a5\u6578\u64da\u5eab\u3001\u57f7\u884c\u67e5\u8a62\u548c\u986f\u793a\u7d50\u679c\u7684\u57fa\u672c\u6b65\u9a5f\u3002\u9019\u4e9b\u57fa\u672c\u77e5\u8b58\u5c0d\u65bc\u958b\u767c\u8005\u5728\u5be6\u969b\u9805\u76ee\u4e2d\u4f7f\u7528\u6578\u64da\u5eab\u81f3\u95dc\u91cd\u8981\u3002\u5982\u679c\u60a8\u9700\u8981\u7a69\u5b9a\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u4f86\u904b\u884c\u60a8\u7684\u61c9\u7528\u7a0b\u5e8f\uff0c\u8acb\u8003\u616e\u6211\u5011\u7684\u670d\u52d9\uff0c\u63d0\u4f9b\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0c\u52a9\u60a8\u8f15\u9b06\u7ba1\u7406\u6578\u64da\u5eab\u548c\u61c9\u7528\u7a0b\u5e8f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22C\u8a9e\u8a00\u4e2d\u6700\u7c21\u55ae\u7684\u6578\u64da\u5eab\u986f\u793a\u65b9\u6cd5\uff0c\u8f15\u9b06\u5b78\u7fd2\u5982\u4f55\u6709\u6548\u5c55\u793a\u6578\u64da\uff0c\u63d0\u5347\u7de8\u7a0b\u6280\u80fd\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-59687","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/59687","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"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=59687"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/59687\/revisions"}],"predecessor-version":[{"id":59688,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/59687\/revisions\/59688"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=59687"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=59687"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=59687"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}