Tài liệu Database and XML Technologies- P5 pptx

... "p"> <mxml:celem> <mxml:context> </mxml:context> <mxml:elem> <p> </p> </mxml:elem> </mxml:celem> <mxml:celem> <mxml:context> </mxml:context> <mxml:elem> ... his- tory of XML documents using Multidimensional XML (MXML). We demonstrate how a set of basic change operations on XML documents can be represe...

Ngày tải lên: 14/12/2013, 15:16

... 11 doc(’bids .xml )//bid_tuple/bid XQueries: 5, 6, 11 doc(’bids .xml )//bid_tuple[itemno =doc(’items .xml )] XQueries: 2, 7, 8, 12 doc(’bids .xml )//bid_tuple[userid =doc(’bids .xml )] XQueries: 13 doc(’bids .xml )//bid_tuple[itemno ... 13 doc(’bids .xml )//bid_tuple[itemno =doc(’bids .xml )] XQueries: 14 doc(’bids .xml )//bid_tuple[userid=doc(’users .xml )] XQueries: 15 doc(’bids .xml )//bid...

Ngày tải lên: 14/12/2013, 15:16

... Oracle9i XML Database Developer’s Guide - Oracle XML DB Release 2 (9.2). http://otn.oracle.com/tech /xml/ xmldb/content.html. 43. SQLXML and XML Mapping Technologies. http://msdn.microsoft.com/sqlxml/default.asp. 44. ... Kaushik, and J.F. Naughton In Oracle XML DB [42] and Microsoft SQL Server 2000 SQLXML [43], an annotated XSD XML schema is used to define the XML view. Rec...

Ngày tải lên: 26/01/2014, 08:20

... pro- vided in MECASP. The XML schema and XML meta-models are predefined in MECASP and the XML models are user-defined and application-specific. The XML meta-models (and implicitly, the models) ... watermark. PowerDB -XML 103 and XQuery [29] among others). Besides query languages, several data-centric mappings for XML documents to relational databases have been proposed, e....

Ngày tải lên: 14/12/2013, 15:16

... root and b is not a key and c is a key and b ∩ c ∩ p = root and there exists b →→ d|e such that d is a key and e is a key and d ≥ q ∩ r and e ≥ q ∩ r; (G) q is not a key and r is not a key and ... between XML and relational databases. With current technol- ogy, the source of XML data is typically a relational database [1] and relational databases are also normally...

Ngày tải lên: 14/12/2013, 15:16

... other hand, studied how to query XML views of relational data and to publish relational data as XML documents. In addition, [16] studied storing and querying ordered XML data in a relational database ... 18(10):580–588, 1975. 2. C. Beeri and Y. Tzaban. SAL: An algebra for semistructured data and XML. In ACM SIGMOD Workshop on the Web and Databases (WebDB), 1999. 3. G. Bharg...

Ngày tải lên: 21/01/2014, 08:20

... family will read and understand, and you slow down and get them right. First, for the technical folks. Mike Loukides and Kyle Hart manage to get me to write these books, and write them fast, ... org .xml. sax.SAXException; import org .xml. sax.SAXParseException; public class EnhydraErrorHandler implements ErrorHandler { private LogChannel logChannel; public EnhydraErro...

Ngày tải lên: 12/12/2013, 11:15

Ngày tải lên: 13/12/2013, 19:15