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Some of my XML/Internet Research Projects

Some of my XML/Internet Research Projects

Some of my XML/Internet Research Projects. CSCI 6530 October 5, 2005 Kwok-Bun Yue University of Houston-Clear Lake. Content. Areas of My Research Interest Some Current Projects Storage of XML in Relational Database Example Internet Computing Projects Conclusions.

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735 views • 55 slides
Relational Database Design by ER- and EER-to-Relational Mapping

Relational Database Design by ER- and EER-to-Relational Mapping

Chapter 7. Relational Database Design by ER- and EER-to-Relational Mapping. ER-to-Relational Mapping Algorithm. Step 1: Mapping of Regular Entity Types. For each regular entity type E in the ER schema, create a relation R that includes all the simple attributes of E.

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679 views • 39 slides
ER continued, and ER to Relational Mappings

ER continued, and ER to Relational Mappings

ER continued, and ER to Relational Mappings. R&G Chapters 2, 3 Lecture 22. Administrivia. Homework 4 Due Tuesday Today: More on the ER Model & DB Design Next week: Concurrency Control & Recovery. name. cost. pname. age. ssn. lot. Policy. Dependents. Employees. Review: the ER Model.

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440 views • 28 slides
Unifying Approach for Model Transformations in the MOF Architecture

Unifying Approach for Model Transformations in the MOF Architecture

Unifying Approach for Model Transformations in the MOF Architecture Ivan Kurtev, Klaas van den Berg University of Twente, the Netherlands. Outline. Transformation scenarios; Limitations in current transformation languages; Uniform representation of model elements in MOF;

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Discussion #22 Relational Data Model

Discussion #22 Relational Data Model

Discussion #22 Relational Data Model. Topics. Databases Relational database Relations and schemas Keys Tuples and predicates. Database. A persistent collection of information about various kinds of objects (persons, places, things, events).

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ER to Relational Schemas

ER to Relational Schemas

ER to Relational Schemas. Lab3. Case Study: Internet Shop. Relation Schemas. Books ( isbn , title, author, qty_in_stock, price, year_published) Customers ( cid , cname, address, cardnum) Orders ( isbn, cid , qty, order_date, ship_date) isbn is a foreign key that references Books

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145 views • 6 slides
ER to Relational Schemas

ER to Relational Schemas

ER to Relational Schemas. Lab3. Case Study: Internet Shop. Relation Schemas. Books ( isbn , title, author, qty_in_stock, price, year_published) Customers ( cid , cname, address, cardnum) Orders ( isbn, cid , qty, order_date, ship_date) isbn is a foreign key that references Books

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165 views • 6 slides
E-R Exercise A Company database needs to store information about:

E-R Exercise A Company database needs to store information about:

E-R Exercise A Company database needs to store information about: employees (identified by ssn , with salary and phone as attributes), departments (identified by dno with dname and budget as attributes ), children of employees (with name and age as attributes).

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1.71k views • 2 slides

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