Tableau Relationships: Basics – Logical Layer & Physical Layer
.mejs-container .mejs-controls { background:#f7f7f7 !important; } Relationships work on what Tableau calls the Logical Layer, while traditional joins work on the Physical Layer. Let’s have a look at what those two layers actually mean and why they have their names. [video width="1920" height="1080" mp4="https://interworks.com/wp-content/uploads/2022/07/Relationships_en_A1-1.mp4"][/video] Tableau's Physical Layer So, the Physical Layer...