Tableau Desktop and Tableau Server do not have any enforced row or column limits for the amount of data that can be imported. Any limit, both physical and theoretical, is determined by a large number of factors including, but not limited to, the following:
- Hardware resources, such as RAM, CPU, and disk space.
- The underlying data source. Different databases have different capabilities and limitations.
- Perceived performance and usability.
These are some limitation documents: