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EXCEPT and MINUS
What is the difference between EXCEPT and MINUS operator in Teradata SQL?
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Which two statements are true about a foreign key?
Each Foreign Key must exist as a Primary Key.Foreign Keys can change values over time.
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What is a common data source for the central enterprise data warehouse?
operational data stores
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What are two examples of an OLTP environment?
č Transactions take a matter of seconds or less.č Many transactions involve a small amount of data.