dbt - Packages and Reusability
Which macro would you use to convert multiple rows of data into columns in dbt-utils?
Which macro would you use to convert multiple rows of data into columns in dbt-utils?
easy📝 Conceptual Q2 of 15
Step-by-Step Solution
Solution:
Step 1: Identify pivot macro function
The pivot macro transforms rows into columns, reshaping data horizontally.Step 2: Eliminate other options
Unpivot does the opposite (columns to rows), surrogate_key creates keys, aggregate calculates summaries.Final Answer:
pivot -> Option BQuick Check:
pivot = rows to columns [OK]
Quick Trick: Pivot turns rows into columns; unpivot does the reverse [OK]
Common Mistakes:
MISTAKES- Mixing up pivot and unpivot macros
- Thinking surrogate_key reshapes data
- Assuming aggregate is a dbt-utils macro
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