How would you reconstruct a table while preserving historical data, referring to Slowly Changing Dimensions (SCD)?
AnswerBot
1mo
Use Slowly Changing Dimensions (SCD) to preserve historical data while reconstructing a table.
Implement SCD Type 1 for overwriting old data without keeping history.
Use SCD Type 2 to create new records...read more
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Tech Mahindra Azure Data Engineer interview questions & answers
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Tech Mahindra Azure Data Engineer Interview Questions
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