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DD-TRF-004 Enterprise Data Transformation and Performance Lab Get the data →
DD-TRF-004-Q009 Medium Time series

Distinct customers by month

After cleaning and standardising CustomerCode, count distinct customers by month. Which month has the most?
Expected
One row per month: YearMonth, distinct customers · Line chart
Tables
FactDataPipelineEvents · columns
  • FactDataPipelineEvents
  • TransactionDate
  • CustomerCode

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