Basically, tableau is used to make reports of your work so it is also known as a reporting tool which is used to create the visualizations or reports using the data. Tableau has great demand and people who are having a certification has more value. People with Tableau Training are getting many calls from HRs by offering high salary packages. So it is definitely worth doing Tableau certification.
You can go through Tableau Tutorial to start your journey in Tableau or watch the following video to learn tableau in details.
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