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                合規國際互聯網加速 OSASE為企業客戶提供高速穩定SD-WAN國際加速解決方案。 廣告
                ## 一、鏈接數據庫 ``` orm.RegisterDriver("mysql", orm.DRMySQL) orm.RegisterDataBase("default", "mysql", "用戶名:密碼@tcp(IP:端口號)/數據庫?charset=utf8", 30) ``` 參數一:數據庫的別名,用來在 ORM 中切換數據庫使用 參數二:驅動名稱 參數三:對應的鏈接字符串 參數四(可選):設置最大空閑連接 根據數據庫別名設置:orm.SetMaxIdleConns("default", 30) 參數五(可選):設置最大數據庫連接 根據數據庫別名設置: orm.SetMaxOpenConns("default", 30) ## 二、注冊模型 在init函數中:orm.RegisterModel(new(Users)),只有注冊了模型才可以使用 ~~~ func init() { orm.RegisterModel(new(Users)) } ~~~ ## 三、添加數據庫配置 app.conf信息配置 ``` dbhost = 127.0.0.1 dbuser = root dbpassword = root dbport = 3306 db = user ``` ## 四、main.go中初始化鏈接 ``` "github.com/astaxie/beego/orm" _ "github.com/go-sql-driver/mysql" func init() { // 讀取配置信息 dbhost := beego.AppConfig.String("dbhost") dbport := beego.AppConfig.String("dbport") dbuser := beego.AppConfig.String("dbuser") dbpassword := beego.AppConfig.String("dbpassword") db := beego.AppConfig.String("db") //注冊mysql Driver orm.RegisterDriver("mysql", orm.DRMySQL) //構造conn連接 //用戶名:密碼@tcp(url地址)/數據庫 conn := dbuser + ":" + dbpassword + "@tcp(" + dbhost + ":" + dbport + ")/" + db + "?charset=utf8" //注冊數據庫連接 orm.RegisterDataBase("default", "mysql", conn) fmt.Printf("數據庫連接成功!%s\n", conn) } ```
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