quandl function creates a
which represents a Quandl® connection. To establish the connection, you must obtain a Quandl API key from the
Quandl website by creating an account.
After you create a
quandl object, you can use the
history function to retrieve historical data.
Timeout, specified as a numeric scalar that indicates the number of seconds to wait for data to return before canceling the request.
|Retrieve Quandl historical data|
Use a Quandl connection to retrieve historical data for a security within the available date range for the specified security.
Create a Quandl connection using a Quandl API key.
apikey = 'abcdef12345'; c = quandl(apikey)
c = quandl with properties: TimeOut: 100
c is the
quandl connection object with the
TimeOut property. The
TimeOut property specifies
waiting for a maximum of 100 seconds to return historical data before canceling the
Adjust the display format to display currency.
Retrieve historical data for the
CHRIS/ASX_WM2 security within the
available date range for the security. This security provides historical future prices for
Eastern Australian Wheat Futures, Continuous Contract #2. The specified security indicates
the default periodicity (in this case, daily).
d is a timetable with the
time in the first variable and the previous settlement price in the second variable.
s = 'CHRIS/ASX_WM2'; d = history(c,s);
Display the first few rows of historical prices.
ans = 8×1 timetable Time PreviousSettlement ___________ __________________ 28-Apr-2018 294.00 27-Apr-2018 294.00 26-Apr-2018 294.00 25-Apr-2018 287.00 24-Apr-2018 287.00 23-Apr-2018 289.50 21-Apr-2018 291.00 20-Apr-2018 291.00
Decide to buy or sell this contract based on the historical prices.