In composite models, any query can be executed on the remote model (wholesale execution) or by mixing local and remote engines together (retail execution).
Wholesale and retail execution in composite models - SQLBI
Wholesale and retail execution in composite models
Jeffrey WangによるDAXクエリのベストプラクティス - テクテク日記
SQLBI Newsletter #206
Are We There Yet? …Composite Models Using DirectQuery Over Power BI Datasets – Paul Turley's SQL Server BI Blog
New composite models in Power BI: A milestone in Business Intelligence - SQLBI
Optimization - SQLBI
Use composite models in Power BI Desktop - Power BI
Tabular – SQLBI
DAX - SQLBI
Are We There Yet? …Composite Models Using DirectQuery Over Power BI Datasets – Paul Turley's SQL Server BI Blog
Use composite models in Power BI Desktop - Power BI
Understanding the interactions between composite models and calculation groups - SQLBI
Use composite models in Power BI Desktop - Power BI