Show, by giving a DTD, how to represent the non-1NF books relation from
Section 29.1, using XML.
Consider the schema:
Emp = (ename, ChildrenSet setof(Children), SkillsSet setof(Skills))
Children = (name, Birthday)
Birthday = (day, month, year)
Skills = (type, ExamsSet setof(Exams))
Exams = (year, city)
Write the following queries in XQuery:
a. Find the names of all employees who have a child who has a birthday in
March.
b. Find those employees who took an examination for the skill type “typing” in the city “Dayton”.
c. List all skill types in Emp.