Give examples, different from those in the text, of syntactic and semantic transforma- tions that might have to be made while loading data into a data warehouse.
What will be an ideal response?
Syntactic transformation: one database schema use one string to representing a
student’s name, while another might use two strings (last name and first name).
Semantic transformation: One schema might store grades as A, B, C, D, and F,
while another might allow + and - grades, such as B+ or C-.
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