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DROP transformation
Flexible Querying for XML
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Curtis Dyreson
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The DROP sub-transformation removes the subtree rooted at a label from a shape. It is usually placed within a MUTATE.

Drop titles from the data.

DROP titles from the data:
MUTATE (DROP title)
To run the tutorial queries, use the demo code.

Want book data only, but remove the titles.

DROP titles from book data, want only book data:
COMPOSE MORPH book [**] WITH MUTATE (DROP title)
To run the tutorial queries, use the demo code.


                                                                                                                                                                                                                                     


Curtis E. Dyreson © 2013. All rights reserved.
  E-mail questions or comments to Curtis.Dyreson at usu.edu