Redash offers a convenient way for working on your queries (yep, it's not just writing the query in the editor or pasting it from the Stack Overflow) in the form of operations. These operations can – and will – save you time when dealing with multiple queries over multiple Data Sources, and in collaboration between several teams. We will cover the core operations it offers in the following subsections.
To create a query, we can click on Create | Query from the top menu, which will take us to the create the New Query screen.
For this example, we will be using Redash's internal Data Source, called Redash metadata.
Select it using the Data Source selector (element #2...