Slide 1 Querying XML (cont.) Slide 2 Comments on XPath? What’s good about it? What can’t it do that you want it to do? How does it compare, say, to SQL? Slide 3 Querying…
Slide 1 Xpath to XQuery February 23rd, 2004 Slide 2 Other Stuff HW 3 is out. Instructions for Phase 3 are out. Today: finish Xpath, start and finish Xquery. From Wednesday:…
End of XML February 19th, 2003 FLWR (“Flower”) Expressions FOR ... LET... WHERE... RETURN... XQuery Find book titles by the coauthors of “Database Theory”: FOR $x…
XQuery Slides From Dr. Suciu FLWR (âFlowerâ) Expressions FOR ... LET... WHERE... RETURN... FOR-WHERE-RETURN Find all book titles published after 1995: for $x in doc("bib.xml")/bib/book…
End of XML February 19th, 2003 FLWR (“Flower”) Expressions FOR ... LET... WHERE... RETURN... XQuery Find book titles by the coauthors of “Database Theory”: FOR $x…
Lecture 13: XQuery XML Publishing, XML Storage Monday, October 28, 2002 Organization Project: Next phase, need to form companies Please form group of 3, email Tessa by…
Xpath to XQuery February 23rd, 2004 Other Stuff HW 3 is out. Instructions for Phase 3 are out. Today: finish Xpath, start and finish Xquery. From Wednesday: dbms internals.…
XQuery Slides From Dr. Suciu XQuery Based on Quilt, which is based on XML-QL Uses XPath to express more complex queries Xpath: Summary bib matches a bib element * matches…
Lecture 13: XQuery XML Publishing, XML Storage Monday, October 28, 2002 Organization Project: Next phase, need to form companies Please form group of 3, email Tessa by…
XQuery Slides From Dr. Suciu FLWR (âFlowerâ) Expressions FOR ... LET... WHERE... RETURN... FOR-WHERE-RETURN Find all book titles published after 1995: for $x in doc("bib.xml")/bib/book…