1)A catalog is a database for a user where he creates his own tables, joins, items, prompts, calculations and conditions.
2)Hot files are .ims files coming from a different database which you integrate into your catalog.
3)The transformer is used to create dimensional models and also create...
If people choose Snowflake Model why and if people choose a Star Schema model, then why?
Whats the actual differnece between the two architectures?
Explain it with an example please.
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