package main import ( "database/sql" "fmt" "log" _ "github.com/denisenkom/go-mssqldb" ) var connectionString = "server=192.168.1.3;Port=62262;database=DB_s439397;trusted_connection=yes;encrypt=disable" //var connectionString = "server=MARCEL\\SQLEXPRESS;user id=;password=" var db *sql.DB var err error func testConnection() { db, err = sql.Open("sqlserver", connectionString) if err != nil { log.Fatal("Error creating connection pool: ", err.Error()) } //ctx := context.Background() err = db.Ping() //err = db.PingContext(ctx) if err != nil { log.Fatal(err.Error()) } fmt.Printf("Connected!\n") fmt.Println("..I..") }