Connecting to data

Tableau connects to data stored in a wide variety of files and databases. These include flat files, such as Excel and text files; relational databases, such as SQL Server and Oracle; cloud based data sources, such as Google Analytics and Amazon Redshift; and OLAP data sources, such as Microsoft Analysis Services. With very few exceptions, the process of building visualizations and performing analysis will be the same no matter what data source you use.

For now, we'll connect to a text file, specifically, a Comma-separated Values file (.csv). The data itself is a variation of the sample data provided with Tableau for Superstore—a fictional retail chain that sells various products to customers across the United States. It's ...

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