A text table is a basic tabular layout of Dimensions and Measures – think of a basic Excel pivot table.
This is from The Information Lab:
Chris Love‘s original blog post at The Information Lab is here:
Tableau’s Online Help includes this article:
Carly Capitula’s “Tableau Essentials” series on interworks.com includes this:
This isn’t the most glamorous of visual reference points, and I have no stellar examples to share. If anyone reading can suggest a particularly dazzling text tables in Tableau, I’ll happily include it at a later date.