Haki Benita • 3/9/2019

How to Use Grouping Sets in Django

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This technical article details a solution for optimizing a slow Django admin dashboard by implementing SQL grouping sets, which Django's ORM doesn't natively support. It walks through the performance problem of duplicate aggregate queries, explores an in-memory aggregation alternative, and presents the final SQL-based optimization for calculating merchant/device-level and overall summary metrics efficiently.

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#sql #django #orm
How to Use Grouping Sets in Django

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