Topic 2, Mix Questions
You are designing a slowly changing dimension (SCD) for supplier data in an Azure Synapse Analytics dedicated SQL pool.
You plan to keep a record of changes to the available fields.
The supplier data contains the following columns.
Which three additional columns should you add to the data to create a Type 2 SCD? Each correct answer presents part of the solution. NOTE: Each correct selection is worth one point.
A . surrogate primary key
B . foreign key
C . effective start date
D . effective end date
E . last modified date
F . business key
Answer: A,C,D