{"id":194517,"date":"2024-11-13T07:19:18","date_gmt":"2024-11-12T23:19:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/194517\/"},"modified":"2024-11-13T07:19:19","modified_gmt":"2024-11-12T23:19:19","slug":"%e7%94%a8c%e8%aa%9e%e8%a8%80%e6%ad%a3%e7%a2%ba%e8%ae%80%e5%8f%96mysql%e6%95%b8%e6%93%9a%e5%ba%ab%e5%af%a6%e6%88%b0%e6%bc%94%e7%a4%ba","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/194517\/","title":{"rendered":"\u7528c\u8a9e\u8a00\u6b63\u78ba\u8b80\u53d6MySQL\u6578\u64da\u5eab\u5be6\u6230\u6f14\u793a"},"content":{"rendered":"<h1 id=\"%e7%94%a8c%e8%aa%9e%e8%a8%80%e6%ad%a3%e7%a2%ba%e8%ae%80%e5%8f%96mysql%e6%95%b8%e6%93%9a%e5%ba%ab%e5%af%a6%e6%88%b0%e6%bc%94%e7%a4%ba-lktkmoBrKI\">\u7528C\u8a9e\u8a00\u6b63\u78ba\u8b80\u53d6MySQL\u6578\u64da\u5eab\u5be6\u6230\u6f14\u793a<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u8edf\u4ef6\u958b\u767c\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u4f7f\u7528\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u666e\u904d\u3002MySQL\u4f5c\u70ba\u4e00\u500b\u958b\u6e90\u7684\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u61c9\u7528\u7a0b\u5e8f\u4e2d\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u4f7f\u7528C\u8a9e\u8a00\u6b63\u78ba\u5730\u8b80\u53d6MySQL\u6578\u64da\u5eab\uff0c\u4e26\u63d0\u4f9b\u5be6\u6230\u6f14\u793a\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u597d\u5730\u7406\u89e3\u9019\u4e00\u904e\u7a0b\u3002<\/p>\n<h2 id=\"%e7%92%b0%e5%a2%83%e6%ba%96%e5%82%99-lktkmoBrKI\">\u74b0\u5883\u6e96\u5099<\/h2>\n<p>\u5728\u958b\u59cb\u4e4b\u524d\uff0c\u60a8\u9700\u8981\u78ba\u4fdd\u5df2\u7d93\u5b89\u88dd\u4e86\u4ee5\u4e0b\u74b0\u5883\uff1a<\/p>\n<ul>\n<li>MySQL\u6578\u64da\u5eab<\/li>\n<li>C\u7de8\u8b6f\u5668\uff08\u5982GCC\uff09<\/li>\n<li>MySQL C API\u5eab<\/li>\n<\/ul>\n<p>\u5728Linux\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%a5mysql%e6%95%b8%e6%93%9a%e5%ba%ab-lktkmoBrKI\">\u9023\u63a5MySQL\u6578\u64da\u5eab<\/h2>\n<p>\u9996\u5148\uff0c\u6211\u5011\u9700\u8981\u5305\u542b\u5fc5\u8981\u7684\u982d\u6587\u4ef6\u4e26\u521d\u59cb\u5316MySQL\u5eab\u3002\u4ee5\u4e0b\u662f\u9023\u63a5MySQL\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    MYSQL_RES *res;\n    MYSQL_ROW row;\n\n    \/\/ \u521d\u59cb\u5316MySQL\u5eab\n    conn = mysql_init(NULL);\n    if (conn == NULL) {\n        fprintf(stderr, \"mysql_init() failedn\");\n        return EXIT_FAILURE;\n    }\n\n    \/\/ \u9023\u63a5\u5230\u6578\u64da\u5eab\n    if (mysql_real_connect(conn, \"localhost\", \"username\", \"password\", \"database_name\", 0, NULL, 0) == NULL) {\n        fprintf(stderr, \"mysql_real_connect() failedn\");\n        mysql_close(conn);\n        return EXIT_FAILURE;\n    }\n\n    \/\/ \u5176\u4ed6\u64cd\u4f5c...\n\n    \/\/ \u95dc\u9589\u9023\u63a5\n    mysql_close(conn);\n    return EXIT_SUCCESS;\n}<\/code><\/pre>\n<p>\u5728\u4e0a\u8ff0\u4ee3\u78bc\u4e2d\uff0c\u8acb\u5c07\u201cusername\u201d\u3001\u201cpassword\u201d\u548c\u201cdatabase_name\u201d\u66ff\u63db\u70ba\u60a8\u7684MySQL\u7528\u6236\u540d\u3001\u5bc6\u78bc\u548c\u6578\u64da\u5eab\u540d\u7a31\u3002<\/p>\n<h2 id=\"%e5%9f%b7%e8%a1%8c%e6%9f%a5%e8%a9%a2-lktkmoBrKI\">\u57f7\u884c\u67e5\u8a62<\/h2>\n<p>\u9023\u63a5\u6210\u529f\u5f8c\uff0c\u6211\u5011\u53ef\u4ee5\u57f7\u884cSQL\u67e5\u8a62\u4e26\u8b80\u53d6\u6578\u64da\u3002\u4ee5\u4e0b\u662f\u57f7\u884c\u67e5\u8a62\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>const char *query = \"SELECT * FROM your_table\";\nif (mysql_query(conn, query)) {\n    fprintf(stderr, \"SELECT * failed. Error: %sn\", mysql_error(conn));\n    mysql_close(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    mysql_close(conn);\n    return EXIT_FAILURE;\n}\n\n\/\/ \u8b80\u53d6\u7d50\u679c\nwhile ((row = mysql_fetch_row(res)) != NULL) {\n    printf(\"%sn\", row[0]); \/\/ \u5047\u8a2d\u7b2c\u4e00\u5217\u662f\u6211\u5011\u9700\u8981\u7684\u6578\u64da\n}\n\n\/\/ \u91cb\u653e\u7d50\u679c\u96c6\nmysql_free_result(res);<\/code><\/pre>\n<h2 id=\"%e5%ae%8c%e6%95%b4%e7%a4%ba%e4%be%8b-lktkmoBrKI\">\u5b8c\u6574\u793a\u4f8b<\/h2>\n<p>\u4ee5\u4e0b\u662f\u5b8c\u6574\u7684C\u8a9e\u8a00\u793a\u4f8b\uff0c\u5c55\u793a\u4e86\u5982\u4f55\u9023\u63a5\u5230MySQL\u6578\u64da\u5eab\u4e26\u8b80\u53d6\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\", \"username\", \"password\", \"database_name\", 0, NULL, 0) == NULL) {\n        fprintf(stderr, \"mysql_real_connect() failedn\");\n        mysql_close(conn);\n        return EXIT_FAILURE;\n    }\n\n    const char *query = \"SELECT * FROM your_table\";\n    if (mysql_query(conn, query)) {\n        fprintf(stderr, \"SELECT * failed. Error: %sn\", mysql_error(conn));\n        mysql_close(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        mysql_close(conn);\n        return EXIT_FAILURE;\n    }\n\n    while ((row = mysql_fetch_row(res)) != NULL) {\n        printf(\"%sn\", row[0]);\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-lktkmoBrKI\">\u7e3d\u7d50<\/h2>\n<p>\u901a\u904e\u4ee5\u4e0a\u793a\u4f8b\uff0c\u6211\u5011\u5c55\u793a\u4e86\u5982\u4f55\u4f7f\u7528C\u8a9e\u8a00\u6b63\u78ba\u5730\u8b80\u53d6MySQL\u6578\u64da\u5eab\u3002\u9019\u4e00\u904e\u7a0b\u5305\u62ec\u521d\u59cb\u5316MySQL\u5eab\u3001\u9023\u63a5\u6578\u64da\u5eab\u3001\u57f7\u884c\u67e5\u8a62\u4ee5\u53ca\u8b80\u53d6\u7d50\u679c\u3002\u638c\u63e1\u9019\u4e9b\u57fa\u672c\u64cd\u4f5c\u5f8c\uff0c\u60a8\u53ef\u4ee5\u5728\u81ea\u5df1\u7684\u61c9\u7528\u7a0b\u5e8f\u4e2d\u9748\u6d3b\u904b\u7528\u6578\u64da\u5eab\u529f\u80fd\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\u4f86\u90e8\u7f72\u60a8\u7684\u61c9\u7528\u7a0b\u5e8f\uff0cServer.HK \u63d0\u4f9b\u4e86\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u7684\u5ba2\u6236\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>\u5b78\u7fd2\u5982\u4f55\u4f7f\u7528C\u8a9e\u8a00\u6b63\u78ba\u8b80\u53d6MySQL\u6578\u64da\u5eab\uff0c\u901a\u904e\u5be6\u6230\u6f14\u793a\u638c\u63e1\u6578\u64da\u5eab\u64cd\u4f5c\u6280\u5de7\uff0c\u63d0\u5347\u7de8\u7a0b\u80fd\u529b\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-194517","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/194517","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=194517"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/194517\/revisions"}],"predecessor-version":[{"id":194518,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/194517\/revisions\/194518"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=194517"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=194517"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=194517"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}