XML Queries Presentation by Aaron Buma Development DBA
XML Queries
Presentation by Aaron BumaDevelopment DBA
Session Overview
• The XML Data Type
• Relative Element Paths
• Absolute Element Paths
• The “data” method
XML Data Type
• It can be used with variables:
• It can be a column type:
Relative Pathing
• Using [n] to choose the 1st, 2nd, or nth node
Absolute Pathing
• Filtering on a value, returning a set of nodes
“data” Method
• Wraps the XQuery path you define• Returns the element values (not attribute values)
DEMO
Questions?• The XML Data Type• Relative Element Paths• Absolute Element Paths• The “data” function
Presentation Recording, Slides and Scripts– Available at:
http://www.aaronbuma.com/category/sql-training/