Why do we use exist method in Xquery ?
A. To determine if the XML data contains a certain node
B. To examine the XML and return back a scalar value
C. To Shred the XML nodes of the XML data into relational columns
D. To search inside xml data types
Answer:A
Why do we use exist method in Xquery ?
A. To determine if the XML data contains a certain node B. To examine the XML and return back a scalar value C. To Shred the XML nodes of the XML data into relational columns D. To search inside xml data types