'Ve reserved red boats' presentation slideshows

Relational Algebra

Relational Algebra. Chapter 4, Part A. Relational Query Languages. Query languages : Allow manipulation and retrieval of data from a database. Relational model supports simple, powerful QLs: Strong formal foundation based on logic. Allows for much optimization.

483 views • 39 slides

Relational Algebra

Relational Algebra. Content based on Chapter 4 Database Management Systems, (Third Edition), by Raghu Ramakrishnan and Johannes Gehrke. McGraw Hill, 2003. Relational Query Languages. Query languages : Allow manipulation and retrieval of data from a database.

376 views • 35 slides

Relational Algebra and Calculus

Relational Algebra and Calculus. Chapter 4. Relational Query Languages. Query languages : Allow manipulation and retrieval of data from a database Relational model supports simple, powerful QLs: Strong formal foundation based on logic Allows for much optimization

393 views • 30 slides

ICS 321 Spring 2011 The Relational Model of Data

ICS 321 Spring 2011 The Relational Model of Data. Asst. Prof. Lipyeow Lim Information & Computer Science Department University of Hawaii at Manoa. Data Models. A data model is a collection of concepts for describing data Structure of the data.

361 views • 27 slides

Relational Algebra & Calculus

233 views • 8 slides