Concatenate Two Tables

How do you concatenate two tables in Amazon Quicksight

Are you asking about joining data? Such as joining across datasources as described here: Joining across data sources on Amazon QuickSight | AWS Big Data Blog. If not, please give some more details for what you’re looking to do

How to Vertically Join two tables?

Suppose Two table have same set of columns then how can we concatenate them?

you can use UNION in custom SQL to bring the data from tables in a single dataset. Creating a basic SQL query