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3
votes
1answer
237 views

Should I snowflake or duplicate it across my facts?

I'm building up a data warehouse to be used by SSAS to create cubes on, and I'm debating between two possible schemas. In my warehouse, I've got two different fact tables that tracking daily changes ...
2
votes
0answers
95 views

How to insert values into Bridge Table in star schema?

I am modelling my database with respect to star schema with bridge tables. My master Table looks like below. I need to convert this format to star schema. MasterTable StudentNumber | Subject1 | ...
0
votes
0answers
13 views

Managing schema migrations in Mondrian

Managing schema changes across dev, stg, prd is something we do well in our home-grown solution today. Specifically, at least one downstream team consumes our star schema. They're considering ...
0
votes
0answers
21 views

Many people, one event, multiple factors - OLAP

Have a modeling problem here... first the back-story... We deal with accident data on our project, 1 vehicle-crash can have multiple people and vehicles involved, and many associated factors across ...