Go语言 之Go操作Mysql

package main

import (
    "database/sql"
    "fmt"

    _ "github.com/go-sql-driver/mysql"
)

func main() {
    //打开数据库
    db, err := sql.Open("mysql", "root:root@(127.0.0.1:3306)/test")
    if err != nil {
        fmt.Println(err)
    }
    //延迟关闭数据库
    defer db.Close()
    //连接数据库
    db.Ping()

    //获取所有数据
    rows, _ := db.Query("select * from test where id > ?", 1)
    var id, name string
    for rows.Next() {
        rows.Scan(&id, &name)
        fmt.Println(id, name)
    }

    //获取一条数据
    row := db.QueryRow("select * from test where id = ?", 5)
    row.Scan(&id, &name)
    fmt.Println(id, name)

    //预处理
    stmt, _ := db.Prepare("insert into test (id, name) values (?, ?)")
    result, _ := stmt.Exec(10, "haha")
    insert_id, _ := result.LastInsertId()
    fmt.Println(insert_id)
}