The request
“Create a financial services gold-layer star schema with TransactionFact, DateDim, CustomerDim, AccountDim, and ProductDim tables, the shown keys, attributes, and transaction measures, with each fact linked to date, customer, account, and product dimensions.”
Then tryAdd a branch dimension.Add exchange rates.
What is in this drawing
Read the decisions behind it.
01Fact grain
individual transaction
02Dimensions
Date, Customer, Account, Product
03
Surrogate keys for dimensions, foreign keys in fact
When building an analytical data warehouse for financial transaction reporting.
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