Tableau Data Source - What is Logical vs Physical Layer? Joins vs Union? Join Types

This Video will get you familiar with common Tableau interview questions on Tableau Data Source. This will help you understand concepts which helps to build good foundation in Tableau which include concept of Tableau Data Source & Data Model. You will understand the difference between Logical and Physical layers, Join Types and Union. Timestamp: 00:00 - Introduction 00:40 - Tableau Data Source Introduction 01:20 - Components of Tableau Data Source 02:10 - Creation of Tableau Data Source 03:30 - Saving Tableau Data Source (add to saved data source or to Tableau Server) 05:00 - Tableau Data Model 05:21 - Tableau Interview Question 1 05:40 - Ways of Combining Data in Tableau 05:50 - Tableau Relationship Concept 06:20 - Logical and Physical Layer in Tableau 06:29 - Physical Layer 06:51 - Logical Layer 07:55 - Tableau Joins 08:16 - Union Introduction in Tableau 09:18 - Types of Joins in Tableau 09:32 - Inner Join 10:20 - Left Join 11:07 - Right Join 11:50 - Full Join 12:29 - Tableau Interview Question 3 12:42- Union Example 13:30 - Tableau Data Blending 15:00 - Logical and Physical layer in Tableau Data Source Page 15:37 - Join in Tableau Data Source Page 16:20 - Union in Tableau Data Source Page Please like and subscribe the channel if you like the video. If you want to grow your data analysis skills, feel free to checkout below playlists: Tableau:    • Tableau (Master your Visualization Skills)   MS Excel:    • Microsoft Excel Tutorials - Practical Scen...   #WorldofDataandTechnology #DataAnalytics #Data #Analysis #dataanalytics #dataanalysis #tableaudesktop #tableau #tableaucourse #tableaututorial