CMPT 258 Database Systems Midterm Review

Regarding the Exam Oct 15 Thursday Close book Cheat sheet (1 side of an A4 paper)

Tutors Available! Mondays 11 am - 12 pm Tuesdays 1 pm - 2 pm Wednesdays 2 pm to 3 pm Thursdays 12 pm - 1 pm RLC 203

Problem 1 ER diagram ▫Chapter 2 ▫Examples in class ▫Homework 1

Clearly mark all key and participation constraints. 1:N, M:N, etc. or an arrow  Double lines for total participation Double lined boxes for weak entities

Problem 2 SQL statements ▫CREATE, DROP, ALTER ▫INSERT, UPDATE, DELETE, SELECT ▫CREATE VIEW ▫Chapter 3 ▫Examples in class ▫Homework 2

Problem 3 Two questions Convert an ER diagram to SQL statements ▫CREATE TABLE … ▫Primary key constraints ▫Foreign key constraints ▫Rules to translate ER to relational model

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