What are the benefits of using the Power Query Editor for merging tables?
Learning Microsoft Power BI - Merging Tables with Power Query
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Information Technology (IT), Architecture
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University
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Hard
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The video tutorial explains the concept of merging tables in Power BI, highlighting the importance of optimizing data models by using a star schema instead of a snowflake schema. It demonstrates how to merge product, subcategory, and category tables into a single master table using Power Query, reducing data redundancy and improving performance. The tutorial provides a step-by-step guide on how to perform these merges and discusses the benefits of maintaining a star schema design for Power BI data models.
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4 questions
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1.
OPEN ENDED QUESTION
3 mins • 1 pt
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2.
OPEN ENDED QUESTION
3 mins • 1 pt
How can you identify which columns to include when merging tables?
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3.
OPEN ENDED QUESTION
3 mins • 1 pt
What changes need to be made to the final table after merging?
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4.
OPEN ENDED QUESTION
3 mins • 1 pt
What is the impact of reducing data redundancy in Power BI models?
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