ManagedDataModelException.relationshipEntityUniqueProperty(ManagedEntity entity, Symbol property)
Source
factory ManagedDataModelException.relationshipEntityUniqueProperty(
ManagedEntity entity, Symbol property) {
return new ManagedDataModelException("Type '${_getPersistentClassName(entity)}' "
"declares '${_getName(property)}' as unique in 'ManagedTableAttributes'. This property cannot "
"be used to make an instance unique; only attributes or belongs-to relationships may used "
"in this way.");
}