{"id":180670,"date":"2024-11-09T12:12:16","date_gmt":"2024-11-09T04:12:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/180670\/"},"modified":"2024-11-09T12:12:17","modified_gmt":"2024-11-09T04:12:17","slug":"%e6%b7%b1%e5%85%a5%e4%ba%86%e8%a7%a3c%e8%aa%9e%e8%a8%80mysql%e6%95%b8%e6%93%9a%e5%ba%ab%e6%9c%8d%e5%8b%99%e5%99%a8%e7%ab%af-c-mysql%e6%95%b8%e6%93%9a%e5%ba%ab%e6%9c%8d%e5%8b%99%e5%99%a8%e7%ab%af","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/180670\/","title":{"rendered":"\u6df1\u5165\u4e86\u89e3C\u8a9e\u8a00MySQL\u6578\u64da\u5eab\u670d\u52d9\u5668\u7aef (c mysql\u6578\u64da\u5eab\u670d\u52d9\u5668\u7aef)"},"content":{"rendered":"<h1 id=\"%e6%b7%b1%e5%85%a5%e4%ba%86%e8%a7%a3c%e8%aa%9e%e8%a8%80mysql%e6%95%b8%e6%93%9a%e5%ba%ab%e6%9c%8d%e5%8b%99%e5%99%a8%e7%ab%af-RaSEYoLgAN\">\u6df1\u5165\u4e86\u89e3C\u8a9e\u8a00MySQL\u6578\u64da\u5eab\u670d\u52d9\u5668\u7aef<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u6642\u4ee3\uff0c\u6578\u64da\u5eab\u7684\u7ba1\u7406\u548c\u64cd\u4f5c\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u91cd\u8981\u3002MySQL\u4f5c\u70ba\u4e00\u500b\u6d41\u884c\u7684\u958b\u6e90\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u61c9\u7528\u7a0b\u5e8f\u4e2d\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u5982\u4f55\u4f7f\u7528C\u8a9e\u8a00\u8207MySQL\u6578\u64da\u5eab\u9032\u884c\u4ea4\u4e92\uff0c\u7279\u5225\u662f\u5728\u670d\u52d9\u5668\u7aef\u7684\u61c9\u7528\u3002<\/p>\n<h2 id=\"mysql%e6%95%b8%e6%93%9a%e5%ba%ab%e6%a6%82%e8%bf%b0-RaSEYoLgAN\">MySQL\u6578\u64da\u5eab\u6982\u8ff0<\/h2>\n<p>MySQL\u662f\u4e00\u500b\u95dc\u806f\u578b\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u4f7f\u7528\u7d50\u69cb\u5316\u67e5\u8a62\u8a9e\u8a00\uff08SQL\uff09\u4f86\u9032\u884c\u6578\u64da\u7684\u67e5\u8a62\u548c\u64cd\u4f5c\u3002\u5b83\u652f\u6301\u591a\u7a2e\u64cd\u4f5c\u7cfb\u7d71\uff0c\u4e26\u4e14\u80fd\u5920\u8655\u7406\u5927\u91cf\u7684\u6578\u64da\u3002MySQL\u7684\u4e3b\u8981\u7279\u9ede\u5305\u62ec\u9ad8\u6548\u7684\u6027\u80fd\u3001\u9748\u6d3b\u7684\u6578\u64da\u5b58\u5132\u548c\u5f37\u5927\u7684\u5b89\u5168\u6027\u3002<\/p>\n<h2 id=\"c%e8%aa%9e%e8%a8%80%e8%88%87mysql%e7%9a%84%e7%b5%90%e5%90%88-RaSEYoLgAN\">C\u8a9e\u8a00\u8207MySQL\u7684\u7d50\u5408<\/h2>\n<p>C\u8a9e\u8a00\u662f\u4e00\u7a2e\u9ad8\u6548\u7684\u7de8\u7a0b\u8a9e\u8a00\uff0c\u9069\u5408\u7528\u65bc\u7cfb\u7d71\u7de8\u7a0b\u548c\u61c9\u7528\u7a0b\u5e8f\u958b\u767c\u3002\u901a\u904e\u4f7f\u7528C\u8a9e\u8a00\u8207MySQL\u7684API\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u5728\u670d\u52d9\u5668\u7aef\u9032\u884c\u6578\u64da\u5eab\u7684\u64cd\u4f5c\u3002\u9019\u7a2e\u7d50\u5408\u4f7f\u5f97\u958b\u767c\u8005\u80fd\u5920\u5275\u5efa\u9ad8\u6548\u7684\u6578\u64da\u8655\u7406\u61c9\u7528\u7a0b\u5e8f\u3002<\/p>\n<h3 id=\"%e5%ae%89%e8%a3%9dmysql-c-api-RaSEYoLgAN\">\u5b89\u88ddMySQL C API<\/h3>\n<p>\u5728\u958b\u59cb\u4e4b\u524d\uff0c\u9996\u5148\u9700\u8981\u5b89\u88ddMySQL C API\u3002\u9019\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u6b65\u9a5f\u5b8c\u6210\uff1a<\/p>\n<ol>\n<li>\u4e0b\u8f09MySQL C API\u7684\u5b89\u88dd\u5305\u3002<\/li>\n<li>\u6839\u64da\u64cd\u4f5c\u7cfb\u7d71\u7684\u8981\u6c42\u9032\u884c\u5b89\u88dd\u3002<\/li>\n<li>\u78ba\u4fdd\u5728\u7de8\u8b6fC\u7a0b\u5e8f\u6642\u93c8\u63a5\u5230MySQL\u5eab\u3002<\/li>\n<\/ol>\n<h3 id=\"%e5%9f%ba%e6%9c%ac%e7%9a%84c%e8%aa%9e%e8%a8%80mysql%e6%93%8d%e4%bd%9c-RaSEYoLgAN\">\u57fa\u672c\u7684C\u8a9e\u8a00MySQL\u64cd\u4f5c<\/h3>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u4f7f\u7528C\u8a9e\u8a00\u9023\u63a5\u5230MySQL\u6578\u64da\u5eab\u4e26\u57f7\u884c\u57fa\u672c\u7684\u67e5\u8a62\u64cd\u4f5c\uff1a<\/p>\n<pre><code>\n#include \n#include \n\nint main() {\n    MYSQL *conn;\n    MYSQL_RES *res;\n    MYSQL_ROW row;\n\n    \/\/ \u521d\u59cb\u5316MySQL\u9023\u63a5\n    conn = mysql_init(NULL);\n\n    \/\/ \u9023\u63a5\u5230\u6578\u64da\u5eab\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    \/\/ \u57f7\u884c\u67e5\u8a62\n    if (mysql_query(conn, \"SELECT * FROM table_name\")) {\n        fprintf(stderr, \"SELECT * failed. Error: %sn\", mysql_error(conn));\n        mysql_close(conn);\n        return EXIT_FAILURE;\n    }\n\n    \/\/ \u7372\u53d6\u7d50\u679c\u96c6\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    \/\/ \u8f38\u51fa\u7d50\u679c\n    while ((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\u548c\u95dc\u9589\u9023\u63a5\n    mysql_free_result(res);\n    mysql_close(conn);\n    return EXIT_SUCCESS;\n}\n<\/code><\/pre>\n<h2 id=\"%e9%8c%af%e8%aa%a4%e8%99%95%e7%90%86-RaSEYoLgAN\">\u932f\u8aa4\u8655\u7406<\/h2>\n<p>\u5728\u8207MySQL\u9032\u884c\u4ea4\u4e92\u6642\uff0c\u932f\u8aa4\u8655\u7406\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u958b\u767c\u8005\u61c9\u8a72\u6aa2\u67e5\u6bcf\u500bMySQL\u51fd\u6578\u7684\u8fd4\u56de\u503c\uff0c\u4ee5\u78ba\u4fdd\u64cd\u4f5c\u7684\u6210\u529f\u3002\u4f8b\u5982\uff0c\u5728\u9023\u63a5\u6578\u64da\u5eab\u6216\u57f7\u884c\u67e5\u8a62\u6642\uff0c\u5982\u679c\u51fa\u73fe\u932f\u8aa4\uff0c\u61c9\u8a72\u4f7f\u7528mysql_error()\u51fd\u6578\u4f86\u7372\u53d6\u932f\u8aa4\u4fe1\u606f\uff0c\u4e26\u9032\u884c\u76f8\u61c9\u7684\u8655\u7406\u3002<\/p>\n<h2 id=\"%e6%80%a7%e8%83%bd%e5%84%aa%e5%8c%96-RaSEYoLgAN\">\u6027\u80fd\u512a\u5316<\/h2>\n<p>\u5728\u670d\u52d9\u5668\u7aef\u958b\u767c\u4e2d\uff0c\u6027\u80fd\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u512a\u5316MySQL\u67e5\u8a62\u6027\u80fd\u7684\u5efa\u8b70\uff1a<\/p>\n<ul>\n<li>\u4f7f\u7528\u7d22\u5f15\u4f86\u52a0\u901f\u67e5\u8a62\u3002<\/li>\n<li>\u907f\u514d\u4f7f\u7528SELECT *\uff0c\u800c\u662f\u9078\u64c7\u9700\u8981\u7684\u5217\u3002<\/li>\n<li>\u4f7f\u7528\u9810\u8655\u7406\u8a9e\u53e5\u4f86\u63d0\u9ad8\u57f7\u884c\u6548\u7387\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-RaSEYoLgAN\">\u7e3d\u7d50<\/h2>\n<p>\u901a\u904e\u4f7f\u7528C\u8a9e\u8a00\u8207MySQL\u6578\u64da\u5eab\u7684\u7d50\u5408\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u5275\u5efa\u9ad8\u6548\u7684\u670d\u52d9\u5668\u7aef\u61c9\u7528\u7a0b\u5e8f\u3002\u4e86\u89e3\u5982\u4f55\u6b63\u78ba\u5730\u9023\u63a5\u3001\u67e5\u8a62\u548c\u8655\u7406\u6578\u64da\u662f\u6210\u529f\u7684\u95dc\u9375\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6027\u80fd\u548c\u7a69\u5b9a\u6027\u7684\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4e5f\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u7121\u8ad6\u662f\u958b\u767c\u5c0f\u578b\u61c9\u7528\u9084\u662f\u5927\u578b\u7cfb\u7d71\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u90fd\u80fd\u70ba\u60a8\u7684\u9805\u76ee\u63d0\u4f9b\u5f37\u6709\u529b\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6df1\u5165\u4e86\u89e3C\u8a9e\u8a00\u8207MySQL\u6578\u64da\u5eab\u670d\u52d9\u5668\u7aef\u7684\u6574\u5408\uff0c\u638c\u63e1\u6578\u64da\u64cd\u4f5c\u3001\u67e5\u8a62\u512a\u5316\u53ca\u6027\u80fd\u63d0\u5347\u6280\u5de7\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-180670","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/180670","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=180670"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/180670\/revisions"}],"predecessor-version":[{"id":180671,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/180670\/revisions\/180671"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=180670"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=180670"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=180670"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}