Managing XML and Semistructured Data

In this lecture

XML-QL

Patterns in XML-QL

Patterns in XML-QL

Constructors in XML-QL

Nested Queries in XML-QL

Slide 8

Skolem Functions in XML-QL

Skolem Functions in XML-QL

Slide 11

Skolem Functions in XML-QL

Skolem Functions in XML-QL

Skolem Functions in XML-QL

Three Rules to Construct Only Trees

Contructing trees with Skolem fcns (con’t)

XML-QL v.s. XQuery