'Entity sets manfs manufacturer' presentation slideshows

Entity-Relationship Model

Entity-Relationship Model. E/R Diagrams Weak Entity Sets Converting E/R Diagrams to Relations. Purpose of E/R Model. The E/R model allows us to sketch database schema designs. Includes some constraints, but not operations. Designs are pictures called entity-relationship diagrams .

712 views • 71 slides

Entity-Relationship Model

Entity-Relationship Model. E/R Diagrams Weak Entity Sets Converting E/R Diagrams to Relations. Purpose of E/R Model. The E/R model allows us to sketch database schema designs. Includes some constraints, but not operations. Designs are pictures called entity-relationship diagrams .

931 views • 70 slides

Entity-Relationship Model

713 views • 70 slides

Entity-Relationship Model

Entity-Relationship Model. E/R Diagrams Weak Entity Sets Converting E/R Diagrams to Relations. Acknowledgments: Part of these lectures are based on material prepared by Jeffrey Ullman (co-author of course book). Purpose of E/R Model.

806 views • 69 slides

Entity-Relationship Model

Entity-Relationship Model. E/R Diagrams Weak Entity Sets Converting E/R Diagrams to Relations. Purpose of E/R Model. The E/R model allows us to sketch database schema designs. Includes some constraints, but not operations. Designs are pictures called entity-relationship diagrams .

871 views • 68 slides

Entity-Relationship Model*

E/R Diagrams Weak Entity Sets Converting E/R Diagrams to Relations. Entity-Relationship Model*. *Adapted from slides developed by Hector Garcia Molina. Purpose of E/R Model. The E/R model allows us to sketch database schema designs. Includes some constraints, but not operations.

788 views • 67 slides

Entity-Relationship Model

Entity-Relationship Model. Diagrams Class hierarchies Weak entity sets. Purpose of E/R Model. The E/R model allows us to sketch database designs. Kinds of data and how they connect. Not how data changes. Designs are pictures called entity-relationship diagrams .

669 views • 66 slides

Entity-Relationship Model

Entity-Relationship Model. Diagrams Class hierarchies Weak entity sets. Purpose of E/R Model. The E/R model allows us to sketch database designs. Kinds of data and how they connect. Not how data changes. Designs are pictures called entity-relationship diagrams .

670 views • 66 slides

949 views • 61 slides

Entity-Relationship Model

Entity-Relationship Model. Slides by Jeffrey Ullman Modified by J. Welch to replace beers with candies. Purpose of E/R Model. The E/R model allows us to sketch database designs. Kinds of data and how they connect. Not how data changes.

628 views • 54 slides

Entity-Relationship Model

Entity-Relationship Model. Diagrams Class hierarchies Weak entity sets. Purpose of E/R Model. The E/R model allows us to sketch database designs. Kinds of data and how they connect. Not how data changes. Designs are pictures called entity-relationship diagrams .

744 views • 54 slides

Entity-Relationship Model

Entity-Relationship Model. Diagrams Class hierarchies Weak entity sets. Bibliografia. Database systems: the complete book by Molina, Ullman, Widom. Prentice Hall, 2001 www-db.stanford.edu/~ ullman/dscb.html. Purpose of E/R Model.

616 views • 53 slides

Entity-Relationship Model

Entity-Relationship Model. Diagrams Class hierarchies Weak entity sets. Purpose of E/R Model. The E/R model allows us to sketch the design of a database informally. Designs are pictures called entity-relationship diagrams .

708 views • 52 slides

Department of Computer and Information Science, School of Science, IUPUI

Department of Computer and Information Science, School of Science, IUPUI. Data Modeling Entity-Relationship Diagrams. Dale Roberts, Lecturer Computer Science, IUPUI E-mail: droberts@cs.iupui.edu. Framework for E-R. Design is a serious business.

275 views • 27 slides