Use the MySQL driver to establish connections in Golang

mysql.go

package main

import (
	"fmt"
	"log"

	"database/sql/driver"

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

const CONNECTIONS int = 100

func main() {
	fmt.Printf("Creating %d connections\n", CONNECTIONS)
	var conns []driver.Conn
	for i := 0; i < CONNECTIONS; i++ {
		conns = append(conns, mysqlConn())
	}

	var a *string
	fmt.Scanf("%f\n", &a)
}

func mysqlConn() driver.Conn {
	driv := &mysql.MySQLDriver{}
	conn, err := driv.Open("user:password@tcp(127.0.0.1:3306)/mydb")
	if err != nil {
		log.Fatal(err)
	}

	return conn
}