human
Schema:
roller_coaster (Roller_Coaster_ID, Name, Park, Country_ID, Length, Height, Speed, Opened, Status)
country (Country_ID, Name, Population, Area, Languages)
Please answer with SQL.
assistant
Sure, I understand.
human
How many length of park Kemah Boardwalk? | Did you mean to ask for the length of the park with name Kemah Boardwalk? | Yes
assistant
SELECT Length FROM roller_coaster WHERE Park = 'Kemah Boardwalk';
human
Find the status of Happy Valley.
assistant
SELECT Status FROM roller_coaster WHERE Park = 'Happy Valley';
human
What are the country id of Hades 360?
assistant
SELECT Country_ID FROM roller_coaster WHERE Name = 'Hades 360';
human
What are the speeds of the longest roller coaster?
assistant
SELECT Speed FROM roller_coaster ORDER BY LENGTH DESC LIMIT 1 ;