Bairstow's unbeaten 108 off 48 balls, with eight fours and nine sixes, see Punjab secure the win with eight balls to spare
Inaugural T20 World Cup champions India begin their bid for a second title in a Super 12 match in Dubai against arch-rivals Pakistan on Oct 24.
The tournament was scheduled to be held in India but the COVID-19 situation in the country forced organisers to shift it to the United Arab Emirates and Oman.
The squad: Virat Kohli (captain), Rohit Sharma, KL Rahul, Suryakumar Yadav, Rishabh Pant, Ishan Kishan, Hardik Pandya, Ravindra Jadeja, Rahul Chahar, Ravichandran Ashwin, Shardul Thakur, Varun Chakravarthy, Jasprit Bumrah, Bhuvneshwar Kumar, Mohammad Shami.
Reserves: Shreyas Iyer, Deepak Chahar, Axar Patel.