Quandl

Allows to get data Financial Data from Quandl, which delivers financial, economic and alternative data to over 250,000 people worldwide.

1. Parameters

1.1 Code

To get data from Qunadle, you need to pass Qunadl Code, which consists of Database and Ticker and looks like {database}/{ticker}.

For example, if you want to get Apple's stock data you need to pass EOD/AAPL as Quandl Code.EOD is database name of End of Day US Stock Prices and AAPL is ticker for Apple,Inc.

To search available database on Quandl, you can use Quandl Data Browser

Stocks

There is a blog post from Quandl that explains API usage for the Stock Data.

For example, if you want to get End of Day US Stock Prices is EOD.

Commodity

There is a blog post from Quandl that explains API usage for the Commodity Data.

For example, if you wanto to get a Gold data from London A.M Fixing, you can use LBMA/GOLD as Quandl Code.

Economic Data

There is a blog post

For Economic Data, Qunadl Code consists of {PUBLISHER}/{COUNTRY}_{INDICATOR} fashion.

So if you want to get the Population of China as published by the World Bank, you need to use WORLDBANK/CHN_SP_POP_TOTL as a Quandl Code.

1.2 Format

Wide

If you select Wide format, you will get columns for each metric. For example, for Stock price data, you'll get:

• Date

• Open

• High

• Low

• Close

• Volume

• Dividend

• Split

• Adj_Open

• Adj_High

• Adj_Low

• Adj_Close

• Adj_Volume

Long

If you select Long format, you will get date and category(key)/value columns like below (for Stock Price case) Category holds value type like Open, High, Low, Close etc.

• Date

• Category

• Value

1.3 API Key

To use Quandl API, you need to sign up (it's free) to Quandl

Then after you get your API key, please set the API Key to the new Input Field on the Import Dialog

If the API key is not provided, the default API key is used, however, this has a limitation that authenticated users have a limit of 300 calls per 10 seconds, 2,000 calls per 10 minutes and a limit of 50,000 calls per day. (ref: https://help.quandl.com/article/356-i-keep-getting-a-download-failed-limit-exceeded-error-message-what-should-i-do)

2. Import

Once you confirmed the query result, click Import button to import the data as a data frame in Exploratory.

3. Reference

See Getting Bitcoin Data and Visualizing in 3 Steps for Bitcoin Data.