SELECT headquarters FROM company WHERE main_industry  =  'Banking' INTERSECT SELECT headquarters FROM company WHERE main_industry  =  'Oil and gas'
Show all headquarters with both a company in banking industry and a company in Oil and gas.
SELECT headquarters FROM company WHERE main_industry = 'Banking ' INTERSECT SELECT headquarters FROM company WHERE main_industry = 'Oil and gas '
select headquarters from company where main_industry = value intersect select headquarters from company where main_industry = value
Show all headquarters with both a company in banking industry and a company in Oil and gas .