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Tableau Exam Desktop-Specialist Topic 9 Question 22 Discussion
Topic #: 9
_________________ is useful when you need to change how the data source is configured on a sheet-by-sheet basis, and when you want to combine databases that don't allow relationships or joins
Data blending is performed on a sheet-by-sheet basis and is established when a field from a second data source is used in the view. To create a blend in a workbook already connected to at least two data sources, bring a field from one data source to the sheet---it becomes the primary data source.
Switch to the other data source and use a field on the same sheet---it becomes a secondary data source. An orange linking icon will appear in the data pane, indicating which field(s) are being used to blend the data sources.
According to the official Tableau Documentation:
To read more about Data Blending, click on THIS link.
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