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Changes between Initial Version and Version 1 of Ticket #33638, comment 1

initial	v1
1		I was able to reproduce this issue, however using geography type is really limited on PostGIS (see [https://docs.djangoproject.com/en/stable/ref/contrib/gis/model-api/#geography-type-1 docs]) and `__bboverlaps` is not an option in the general case. I wonder how we could improve this, I can imagine two options:
	1	Tentatively accepted for future investigation. I was able to reproduce this issue, however using geography type is really limited on PostGIS (see [https://docs.djangoproject.com/en/stable/ref/contrib/gis/model-api/#geography-type-1 docs]) and `__bboverlaps` is not an option in the general case. I wonder how we could improve this, I can imagine two options:
2	2	- raise a system warning when `unique` is used with `geography` and skip these fields in unique checks,
3	3	- cast `geography` fields to a `geometry` type in the query.