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
31902	ExclusionConstraint crashes on expression with params.	Maxim Petrov	Maxim Petrov	"When expression for ExclusionConstraint is complex with some parameters Django fails to generate SQL because of wrong params substitution.

{{{
ExclusionConstraint(
    name='field_left',
    expressions=[(Left('field', 4), RangeOperators.EQUAL)],
)
}}}
"	Bug	closed	contrib.postgres	dev	Normal	fixed	ExclusionConstraint		Accepted	1	0	0	0	1	0