Design a subschema for each of the three potential users identified. Justify your design by explaining why each user needs access to the subschema data elements. Specify the type of rights you would give to your potential user for each data element in their subschema. Address the rights of$$ Create, Read,$$ Update, and Delete.

User $1$: Sales order entry clerk needs access to the following data$($assumes that they create orders and can read prior$$ orders$)$: $($Not all data elements will have an additional information source. Leave unused fields in the$$ "Additional Information$$ Source" and$$ "Access Rights to Additional Information$$ Source" columns$$ blank.$)$