"Pavel Stehule" <pavel(dot)stehule(at)gmail(dot)com> writes:
> checked_by INT REFERENCES users (id) ON UPDATE CASCADE ON DELETE SET NULL,
> CONTEXT: SQL statement "UPDATE ONLY "public"."tasks" SET "worker" =
> NULL WHERE $1 OPERATOR(pg_catalog.=) "worker""
This says you mistyped the constraint above to refer to tasks(worker) instead
of users(id). Did you?
--
Gregory Stark
EnterpriseDB http://www.enterprisedb.com