id	summary	reporter	owner	description	type	status	component	version	severity	resolution	keywords	cc	stage	has_patch	needs_docs	needs_tests	needs_better_patch	easy	ui_ux
36977	Cache more expression `output_field` properties	Adam Johnson	Adam Johnson	Many expression classes use `@cached_property` on `output_field` to avoid recomputation, such as [https://github.com/django/django/blob/0ae0029c2f4d82af937e9632cd5bf13e81e91f98/django/contrib/gis/db/backends/postgis/operations.py#L116-L118 `ST_Polygon`] and [https://github.com/django/django/blob/0ae0029c2f4d82af937e9632cd5bf13e81e91f98/django/db/models/lookups.py#L162-L164 `Lookup`]. However, the opportunity has been missed in some expression classes.	Cleanup/optimization	assigned	Database layer (models, ORM)	dev	Normal				Accepted	1	0	0	1	0	0