package main import ( "database/sql" "fmt" "log" _ "github.com/taosdata/driver-go/v3/taosSql" ) func main() { var taosDSN = "root:taosdata@tcp(localhost:6030)/" taos, err := sql.Open("taosSql", taosDSN) if err != nil { log.Fatalln("failed to connect TDengine, err:", err) return } fmt.Println("Connected") defer taos.Close() } // use // var taosDSN = "root:taosdata@tcp(localhost:6030)/dbName" // if you want to connect a specified database named "dbName".