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elia22gr's avatar
elia22gr
Helper III
2 years ago
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Question Regarding DataFlows and DataMarts

Hi all,   I have a question regarding DataFlows and DataMarts.   If I have a DataFlow/DataMart in my workspace and use some tables to a semantic model, do I have duplication of data? Do the data ...
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  • lbendlin's avatar
    lbendlin
    2 years ago

    Yes ( with the usual compression disclaimer )

lbendlin's avatar
lbendlin
Super User
2 years ago

dataflows are a data source for semantic models. A datamart is not a semantic model, it is a SQL Server strapped on to the dataflow's files.  So yes, a datamart uses more storage than the dataflow alone but that additional cost is hidden from you.

 

What are the limitations of DataFlows and DataMarts

How much time do you have?  This is a very loaded question.

 

Introduction to datamarts - Power BI | Microsoft Learn

elia22gr's avatar
elia22gr
Helper III
2 years ago

lbendlin Data in a Dataflow and the same data to semantic model using the dataflow, do we have duplication in storage?

  • lbendlin's avatar
    lbendlin
    Super User
    2 years ago

    Yes ( with the usual compression disclaimer )