Last data update: 2014.03.03
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R: Retrieves Data from the Quandl Dataset endpoint and formats
Retrieves Data from the Quandl Dataset endpoint and formats
Description
Retrieves Data from the Quandl Dataset endpoint and formats
Usage
Quandl(code, type = c("raw", "ts", "zoo", "xts", "timeSeries"),
transform = c("", "diff", "rdiff", "normalize", "cumul", "rdiff_from"),
collapse = c("", "daily", "weekly", "monthly", "quarterly", "annual"),
order = c("desc", "asc"), meta = FALSE, force_irregular = FALSE, ...)
Arguments
code |
Dataset code on Quandl specified as a string or an array of strings.
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type |
Type of data returned specified as string. Can be 'raw', 'ts', 'zoo', 'xts' or 'timeSeries'.
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transform |
Apply Quandl API data transformations.
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collapse |
Collapse frequency of Data.
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order |
Select if data is given to R in ascending or descending formats. Helpful for the rows parameter.
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meta |
Adds meta data as an attribute to the returned Data.
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force_irregular |
When set to TRUE, forces the index of the Data to be of date format yyyy-mm-dd
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... |
Additional named values that are interpreted as Quandl API parameters. Please see https://www.quandl.com/docs/api#retrieve-data-and-metadata for a full list of parameters.
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Details
Set your api_key with Quandl.api_key function. For instructions on finding your api key go to https://www.quandl.com/account/api.
Value
Depending on the type the class is either data.frame, time series, xts, zoo or timeSeries.
References
This R package uses the Quandl API. For more information go to https://www.quandl.com/docs/api. For more help on the package itself go to https://www.quandl.com/help/r.
See Also
Quandl.api_key
Examples
## Not run:
quandldata = Quandl("NSE/OIL", collapse="monthly", start_date="2013-01-01", type="ts")
plot(quandldata[,1])
## End(Not run)
Results
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