{"id":61501,"date":"2024-10-13T11:35:17","date_gmt":"2024-10-13T03:35:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/61501\/"},"modified":"2024-10-13T11:35:17","modified_gmt":"2024-10-13T03:35:17","slug":"go%e8%aa%9e%e8%a8%80%e6%93%8d%e4%bd%9cmysql%e8%aa%9e%e8%a8%80%e5%9f%ba%e7%a4%8e%e7%9f%a5%e8%ad%98","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/61501\/","title":{"rendered":"Go\u8a9e\u8a00\u64cd\u4f5cMySQL\u8a9e\u8a00\u57fa\u790e\u77e5\u8b58"},"content":{"rendered":"

Go\u8a9e\u8a00\u64cd\u4f5cMySQL\u8a9e\u8a00\u57fa\u790e\u77e5\u8b58<\/h1>\n

\u5728\u7576\u4eca\u7684\u8edf\u9ad4\u958b\u767c\u4e2d\uff0cGo\u8a9e\u8a00\u56e0\u5176\u9ad8\u6548\u80fd\u548c\u7c21\u6f54\u7684\u8a9e\u6cd5\u800c\u53d7\u5230\u5ee3\u6cdb\u95dc\u6ce8\u3002\u7279\u5225\u662f\u5728\u8655\u7406\u6578\u64da\u5eab\u64cd\u4f5c\u6642\uff0cGo\u8a9e\u8a00\u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u652f\u6301\uff0c\u5c24\u5176\u662f\u8207MySQL\u7684\u6574\u5408\u3002\u672c\u6587\u5c07\u4ecb\u7d39Go\u8a9e\u8a00\u64cd\u4f5cMySQL\u7684\u57fa\u790e\u77e5\u8b58\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u5feb\u901f\u4e0a\u624b\u3002<\/p>\n

Go\u8a9e\u8a00\u8207MySQL\u7684\u6574\u5408<\/h2>\n

Go\u8a9e\u8a00\u672c\u8eab\u4e26\u4e0d\u76f4\u63a5\u652f\u6301MySQL\uff0c\u4f46\u53ef\u4ee5\u901a\u904e\u4f7f\u7528\u7b2c\u4e09\u65b9\u5eab\u4f86\u5be6\u73fe\u3002\u6700\u5e38\u7528\u7684\u5eab\u662fdatabase\/sql<\/code>\u548cgo-sql-driver\/mysql<\/code>\u3002\u9019\u4e9b\u5eab\u63d0\u4f9b\u4e86\u8207MySQL\u6578\u64da\u5eab\u9032\u884c\u4ea4\u4e92\u7684\u5fc5\u8981\u5de5\u5177\u3002<\/p>\n

\u5b89\u88dd\u5fc5\u8981\u7684\u5eab<\/h3>\n

\u5728\u958b\u59cb\u4e4b\u524d\uff0c\u9996\u5148\u9700\u8981\u5b89\u88ddGo\u8a9e\u8a00\u548cMySQL\u6578\u64da\u5eab\u3002\u63a5\u8457\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u5b89\u88ddMySQL\u9a45\u52d5\uff1a<\/p>\n

go get -u github.com\/go-sql-driver\/mysql<\/code><\/pre>\n
\u9023\u63a5\u5230MySQL\u6578\u64da\u5eab<\/h3>\n
\u9023\u63a5\u5230MySQL\u6578\u64da\u5eab\u7684\u57fa\u672c\u6b65\u9a5f\u5982\u4e0b\uff1a<\/p>\n
package main\n\nimport (\n    \"database\/sql\"\n    \"fmt\"\n    \"log\"\n\n    _ \"github.com\/go-sql-driver\/mysql\"\n)\n\nfunc main() {\n    \/\/ \u8a2d\u5b9a\u6578\u64da\u5eab\u9023\u63a5\u53c3\u6578\n    dsn := \"username:password@tcp(127.0.0.1:3306)\/dbname\"\n    db, err := sql.Open(\"mysql\", dsn)\n    if err != nil {\n        log.Fatal(err)\n    }\n    defer db.Close()\n\n    \/\/ \u6e2c\u8a66\u9023\u63a5\n    if err := db.Ping(); err != nil {\n        log.Fatal(err)\n    }\n    fmt.Println(\"\u6210\u529f\u9023\u63a5\u5230MySQL\u6578\u64da\u5eab\uff01\")\n}\n<\/code><\/pre>\n
\u5728\u4e0a\u8ff0\u4ee3\u78bc\u4e2d\uff0cdsn<\/code>\u662f\u6578\u64da\u5eab\u7684\u9023\u63a5\u5b57\u4e32\uff0c\u5305\u542b\u7528\u6236\u540d\u3001\u5bc6\u78bc\u3001\u4e3b\u6a5f\u5730\u5740\u548c\u6578\u64da\u5eab\u540d\u7a31\u3002\u4f7f\u7528sql.Open<\/code>\u51fd\u6578\u4f86\u5efa\u7acb\u9023\u63a5\uff0c\u4e26\u4f7f\u7528db.Ping()<\/code>\u4f86\u6e2c\u8a66\u9023\u63a5\u662f\u5426\u6210\u529f\u3002<\/p>\n
\u57f7\u884c\u57fa\u672c\u7684SQL\u67e5\u8a62<\/h3>\n
\u4e00\u65e6\u6210\u529f\u9023\u63a5\u5230\u6578\u64da\u5eab\uff0c\u5c31\u53ef\u4ee5\u57f7\u884cSQL\u67e5\u8a62\u3002\u4ee5\u4e0b\u662f\u63d2\u5165\u6578\u64da\u548c\u67e5\u8a62\u6578\u64da\u7684\u7bc4\u4f8b\uff1a<\/p>\n
func insertData(db *sql.DB) {\n    query := \"INSERT INTO users (name, age) VALUES (?, ?)\"\n    _, err := db.Exec(query, \"Alice\", 30)\n    if err != nil {\n        log.Fatal(err)\n    }\n    fmt.Println(\"\u6578\u64da\u63d2\u5165\u6210\u529f\uff01\")\n}\n\nfunc queryData(db *sql.DB) {\n    rows, err := db.Query(\"SELECT name, age FROM users\")\n    if err != nil {\n        log.Fatal(err)\n    }\n    defer rows.Close()\n\n    for rows.Next() {\n        var name string\n        var age int\n        if err := rows.Scan(&name, &age); err != nil {\n            log.Fatal(err)\n        }\n        fmt.Printf(\"\u59d3\u540d: %s, \u5e74\u9f61: %dn\", name, age)\n    }\n}\n<\/code><\/pre>\n
\u5728\u9019\u6bb5\u4ee3\u78bc\u4e2d\uff0cinsertData<\/code>\u51fd\u6578\u7528\u65bc\u63d2\u5165\u6578\u64da\uff0c\u800cqueryData<\/code>\u51fd\u6578\u7528\u65bc\u67e5\u8a62\u6578\u64da\u3002\u4f7f\u7528db.Exec<\/code>\u4f86\u57f7\u884c\u63d2\u5165\u64cd\u4f5c\uff0c\u4f7f\u7528db.Query<\/code>\u4f86\u57f7\u884c\u67e5\u8a62\u64cd\u4f5c\u3002<\/p>\n
\u932f\u8aa4\u8655\u7406<\/h2>\n
\u5728\u9032\u884c\u6578\u64da\u5eab\u64cd\u4f5c\u6642\uff0c\u932f\u8aa4\u8655\u7406\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002Go\u8a9e\u8a00\u7684\u932f\u8aa4\u8655\u7406\u65b9\u5f0f\u662f\u901a\u904e\u8fd4\u56de\u932f\u8aa4\u503c\u4f86\u5be6\u73fe\u7684\u3002\u958b\u767c\u8005\u61c9\u8a72\u5728\u6bcf\u6b21\u6578\u64da\u5eab\u64cd\u4f5c\u5f8c\u6aa2\u67e5\u932f\u8aa4\uff0c\u4e26\u6839\u64da\u9700\u8981\u9032\u884c\u76f8\u61c9\u7684\u8655\u7406\u3002<\/p>\n
\u7e3d\u7d50<\/h2>\n
Go\u8a9e\u8a00\u8207MySQL\u7684\u6574\u5408\u70ba\u958b\u767c\u8005\u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u6578\u64da\u5eab\u64cd\u4f5c\u80fd\u529b\u3002\u901a\u904e\u4f7f\u7528database\/sql<\/code>\u548cgo-sql-driver\/mysql<\/code>\u9019\u4e9b\u5eab\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u8f15\u9b06\u5730\u9023\u63a5\u5230MySQL\u6578\u64da\u5eab\uff0c\u57f7\u884c\u5404\u7a2eSQL\u67e5\u8a62\u3002\u7121\u8ad6\u662f\u63d2\u5165\u6578\u64da\u9084\u662f\u67e5\u8a62\u6578\u64da\uff0cGo\u8a9e\u8a00\u90fd\u80fd\u63d0\u4f9b\u9ad8\u6548\u7684\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n
\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u7a69\u5b9a\u7684 \u9999\u6e2fVPS<\/a> \u4f86\u904b\u884c\u60a8\u7684Go\u61c9\u7528\u7a0b\u5e8f\uff0cServer.HK\u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u60a8\u7684\u9700\u6c42\u3002\u7121\u8ad6\u662f \u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u9084\u662f \u96f2\u4f3a\u670d\u5668<\/a>\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u6700\u4f73\u7684\u6027\u80fd\u548c\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u63a2\u7d22Go\u8a9e\u8a00\u64cd\u4f5cMySQL\u7684\u57fa\u790e\u77e5\u8b58\uff0c\u5b78\u7fd2\u5982\u4f55\u6709\u6548\u9023\u63a5\u3001\u67e5\u8a62\u548c\u7ba1\u7406\u6578\u64da\u5eab\uff0c\u63d0\u5347\u958b\u767c\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-61501","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/61501","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=61501"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/61501\/revisions"}],"predecessor-version":[{"id":61502,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/61501\/revisions\/61502"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=61501"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=61501"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=61501"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}