Tài liệu Database and XML Technologies- P2 doc

... 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 ... watermark. A Virtual XML Database Engine for Relational Databases 51 6 Conclusion and Future Work This paper introduced the architecture and components of a virtual XML...

Ngày tải lên: 21/01/2014, 08:20

... indexing nodes of the XML document in Fig. 1 to combine data-centric and document-centric storage management on relational database systems and outline the approach taken in PowerDB -XML. Data-Centric ... XP1 (or XP2 respectively), we get a filter [f1]=[( /) d1 fexp1] of XP1 (or a filter [f2]=[( /) d2 fexp2] of XP2 respectively), where d1 and d2 are distance formulas, and fexp...

Ngày tải lên: 14/12/2013, 15:16

... each element of XML documents with its start and end positions, where the start and end positions are, respectively, the positions of the start and the end tags of elements in XML documents. This ... disjunction, DTDs, and variables. In International Conference on Database Theory, 2003. 12. A. Schmidt, F. Waas, M. Kersten, D. Florescu, M. Carey, I. Manolescu, and R. Busse. Why...

Ngày tải lên: 14/12/2013, 15:16

... his- tory of XML documents using Multidimensional XML (MXML). We demonstrate how a set of basic change operations on XML documents can be represented in MXML, and show that temporal XML snapshots can ... "p"> <mxml:celem> <mxml:context> </mxml:context> <mxml:elem> <p> </p> </mxml:elem> </mxml:celem> <mxml:celem> &l...

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 ... Information and System Security (TISSEC), 5(3):290– 331, Aug. 2002. 3. R. Bourret. XML and Databases”. Web page, Sep. 1999. http://www.rpbourret.com /xml/ XMLAndDatabases.htm...

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: 24/12/2013, 03:15

... 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. ... entire XML document is stored using the CLOB data type. Since evaluating XML queries in this case will be similar to XML query processing in a native XML d...

Ngày tải lên: 26/01/2014, 08:20

... coding and has a direct impact on the bit rate and the distortion of reconstructed images or videos. We discuss concepts, principles and various quantization techniques which include uniform and ... input image and video are to be encoded. It is not necessary that the original image and video waveform be quantized and coded: we will show that some formats obtained from the input...

Ngày tải lên: 22/12/2013, 21:18

... Gardens and author of Greenhouse Gardener’s Companion. Buyers will have to invest time and energy to construct the greenhouse, and the foundation, electricity and plumbing aren’t included and ... radios. A gurgling fountain is always relaxing, and a flat-screen TV gives you both audio and visual, letting you gaze at a turquoise ocean and white sandy beach while listen...

Ngày tải lên: 22/12/2013, 23:16

... <! Java and XML > <JavaXML:Book xmlns:JavaXML="http://www.oreilly.com/catalog/javaxml/"> <JavaXML:Title>Java and XML& lt;/JavaXML:Title> <JavaXML:Contents> ... <JavaXML:Book xmlns:JavaXML="http://www.oreilly.com/catalog/javaxml/"> <JavaXML:Title>Java and XML& lt;/JavaXML:Title> <JavaXML:Contents> <...

Ngày tải lên: 15/12/2013, 10:15