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
30062	Add UniqueConstraint condition parameter	Pavel Tyslacki	nobody	"According #29641 and #29547, add support of conditional unique constraint.

Postgresql and sqlite support it as unique index: `CREATE UNIQUE INDEX ... WHERE condition`, for unsupported databases this constraint will not be applied at all."	New feature	new	Database layer (models, ORM)	dev	Normal				Accepted	0	0	0	0	0	0