CS145 Introduction

1
CS145 Introduction

• How the Course Fits In
• Gradiance Homework System

2
Content of CS145

• Design of databases.
• E/R model, relational model, semistructured
  model, XML, UML, ODL.
• Database programming.
• SQL, XPath, XQuery, Relational algebra, Datalog,
  OQL.
• Not DBMS implementation (thats CS245, 346, 347).

3
Gradiance Homework System

• Automatic, fast-feedback system for taking you
  through standard homework problems and verifying
  your knowledge.
• Unusual goal is to get 100 and learn.
• Homework in CS145 is not a weekly mini-test.
• You try as many times as you like and get help
  with each wrong answer.

4
Gradiance Access

• Full information www/class/cs145/intro.htmlhomew
  ork
• To get your account, you need
• Access token that you get from the Value-Pack
  available at the bookstore.
• Secret class token B00F375E
• For alternatives, see the intro.html file.

5
Gradiance --- (2)

• Register for your account at www.gradiance.com/PH
  
• Some good advice on taking advantage of the
  system atwww.gradiance.com
• Look for student guide and student quickstart.