SQL Server 2014 BI new features (iii) Power query and Power map feature preview

Power query and power map are new features for Excel in power Bi, which was released by Microsoft shortly before WPC. With these two features, self-service bi will make it easier for you to discover and process data and enrich the visualization of your data.

The predecessor of power query and power map are data explorer and Geoflow, both of which are mentioned in SQL Server 2014 CTP1. Combined with power pivot and power View, these four features make up Microsoft's latest Power BI series.

This article is from the Microsoft Business Intelligence official Blog content, mainly demonstrates a simple example, through power query and power map to obtain and display the data, find around the restaurant suitable for you. First, the restaurant's ratings and reviews are retrieved from the Yelp API.

Here is a brief introduction to Yelp, the largest site in the United States to comment on. The example in this article gets the information that is needed from its API interface through Excel's power query.

First, open Excel and click the From Web in power query.

Enter the API address provided by the Yelp API, such as:

Http://api.yelp.com/business_review_search?term=seafood&location=redmond&ywsid={your Yelp API Key}

First you return a row of information, which needs to be converted in JSON.

Once the conversion is complete, you can see two columns of information and expand one of the items.