Add fetch/Go.Lookup query example

[ansarizafar]

Please add fetch/Go.Lookup query example to read me or documentation.

[vnnw]

Any update?

[Aiee]

Like the example stated, after you get a session, use the execute() method to execute a query:

queryStr := ""
// Excute a query
resultSet, err := session.Execute(queryStr)
if err != nil {
	fmt.Print(err.Error())
	return
}