go语言操作mysql数据库

package main

import (
    "database/sql"
    "fmt"
    _ "github.com/go-sql-driver/mysql"
)

func main() {
    // 连接MySQL数据库
    db, err := sql.Open("mysql", "username:password@tcp(host:port)/database")
    if err != nil {
        fmt.Println("连接数据库失败:", err)
        return
    }
    defer db.Close()

    // 执行查询语句
    rows, err := db.Query("SELECT * FROM table")
    if err != nil {
        fmt.Println("查询失败:", err)
        return
    }
    defer rows.Close()

    // 遍历查询结果
    for rows.Next() {
        var id int
        var name string
        err = rows.Scan(&id, &name)
        if err != nil {
            fmt.Println("获取结果失败:", err)
            return
        }
        fmt.Println("ID:", id, "Name:", name)
    }
    if err = rows.Err(); err != nil {
        fmt.Println("遍历结果失败:", err)
        return
    }
}