CS 405G: Introduction to Database Systems Instructor: Jinze Liu Fall 2009.
Introduction to SAS. What is a data set? A data set (or dataset) is a collection of data, usually presented in tabular form. Each column represents a.
CS1 Lesson 3 Expressions and Interactivity CS1 -- John Cole1.
1 Convert E/R to Relation May 18, 2015. 2 Entity Set -> Relation Relation: Beers(name, manf) Beers name manf.
1 Announcement Recitation time Before midterm: 6-7pm, by Earl Wagner After midterm: 5-6pm, by Yi Qiao Newsgroup safe to subscribe Will not cause.
1 The Relational Data Model Tables Schemas Conversion from E/R to Relations.
