Hi, It has simples solution.You can send bulk sms through bulk sms service provider.Once you hire this services he will provide you api code for same.you have to put this code in your application and you have to just give path of database.Using this code you can send bulk sms at a time.
Human brain is undoubted more superior than brain.We are creator of computer and creators are always powerful than creation.Computer has brain and it is made of few commands given by human when human has natural brain to think or to do anything.