human
Schema:
candidate (Candidate_ID, People_ID, Poll_Source, Date, Support_rate, Consider_rate, Oppose_rate, Unsure_rate)
people (People_ID, Sex, Name, Date_of_Birth, Height, Weight)
Please answer with SQL.
assistant
Sure, I understand.
human
what is the highest support percentage for all candidates?
assistant
SELECT MAX( support_rate ) FROM candidate ;