Maps and tuples are useful data types for modeling relational operations. For example, suppose we have the following table, indexed by the Id column: | Id | First Name | Last Name | |----|------------|-----------| | 0 | Gabriel | Gonzalez | | 1 | Oscar | Boykin | | 2 | Edgar | Codd | We can model that as a Map where the key is the Id column and the value is a tuple of FirstName and LastName: impor