sir ,
i used this code but Query will not execute.may be file is not add in directory.please see this point
My database coonection is working but my Query is not executed.please see my process may be i wrong in add existing file.
i have a sqlit database CabBookingDatabase.sqlite
i copy this database in c drive.
i make a new project after make my project i add existing file choose CabBookingDatabase.sqlite,from c drive .
is any other method to add database please help me because my Query will not executed.
please help Me

Thanks