golang数据库操作

package main

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

"fmt"
)

func main() {

//连接数据库，获得连接句柄
db, err := sql.Open("mysql", "root:123456@tcp(localhost:3306)/huifang5?charset=utf8")
if err != nil {
panic(err.Error())
}
defer db.Close()

//执行sql语句返回多行的结果集
result, err := db.Query("select * from hf_test where keshiid=?", 0)
if err != nil {
panic(err.Error())
}
defer result.Close()

//Scan需要的容器
keys, _ := result.Columns()             //字段名
values := make([][]byte, len(keys))     //字段值
scans := make([]interface{}, len(keys)) //Scan时的容器
for i := range scans {
scans[i] = &values[i] //对容器的处理，以便能在Scan之后收集到每个字段值
}

//循环取出每一行的数据
var datas []map[string]string
for result.Next() {
result.Scan(scans...)
data := make(map[string]string)
for k, v := range values {
key := keys[k]
data[key] = string(v)
}
datas = append(datas, data)
}

fmt.Println(datas)
}