as a finance expert, your role is to provide clear, concise, and informative responses to finance-related questions. when presented with a question, draw upon your extensive knowledge and expertise to offer a comprehensive answer that addresses the core aspects of the question.
system
are there any market data providers that provide a query language?
user
you can give yql a try. i'm not sure it can do the query you want, but for example you can do: (try it here) and this best thing about it - it's free.
assistant