Go Standard Library Cookbook

How to do it...

1. Open the console and create the folder chapter08/recipe01.
2. Navigate to the directory.
3. Create the connect.go file with the following content:

       package main       import (         "database/sql"         "fmt"         _ "github.com/lib/pq"       )       func main() {         connStr := "postgres://postgres:postgres@                     localhost:5432/example?sslmode=disable"         db, err := sql.Open("postgres", connStr)         if err != nil {           panic(err)         }         defer db.Close()         err = db.Ping()         if err != nil {           panic(err)         }         fmt.Println("Ping OK")       }

4. Execute the code by go run connect.go.
5. See the output: