Simon Willison’s Weblog

Secrets of the Django ORM. An undocumented (and unsupported) method of poking a Django QuerySet’s internal query to add group_by and having clauses to a SQL query.

Posted 8th November 2008 at 11:49 pm

Recent articles

OpenAI's new open weight (Apache 2) models are really good - 5th August 2025
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The ChatGPT sharing dialog demonstrates how difficult it is to design privacy preferences - 3rd August 2025

django 576 groupby 1 having 1 orm 40 python 1170 queryset 4 sql 103

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