Princeton University Computer Science Dept.

Computer Science 425 Database Systems Andrea LaPaugh What's New?

Spring 2000

5/12/00 Professor LaPaugh will have office hours Monday, May 15 10:00am - noon.

5/10/00

• Professor LaPaugh will have office hours
  • Thursday, May 11 2:30pm - 4:00pm
  • Friday , May 12 10:00am - noon
• Please find a sign-up sheet for project demos outside Prof. LaPaugh's office. Slots are 20 minutes long. Current times are:
  • Friday, May 12 2:00-3:00pm
  • Monday, May 15 1:30-2:30 and 3:00-4:00
  • Wednesday, May 17 10:20-noon
  More times can be used if necessary; email Prof. LaPaugh.

5/8/00 Solutions for the midterm exam are now available.

5/7/00 Prof. LaPaugh will have office hours on Monday, 5/8/00 from 1pm to 1:45pm. Please send email to arrange other times.

5/6/00 If you would like a sample problem for the project, download ascii files sample_relations, sample_indexes and sample_query. The buffer size also needs to be specified; we suggest you try buffer sizes 100, 200 and 400 pages (as separate instances). Remember, designing good test cases is part of the project. This sample is just to give you a concrete example.

5/5/00 The solutions for problem set 6 are now available online. Graded work is hanging in envelopes on the bulletin board outside Prof. LaPaugh's office.

5/2/00 Final class with review for final exam will be held Thursday, May 4 at 1:30 PM in Room 103 of the Computer Science Building (our regular classroom).

4/27/00

• Due to the change in the format of the final exam, the weights of the exams in the determination of the final course grade have been modified. The better test score for each student, relative to the median score, will be counted 33% and the other test score will be counted 17%.
• The solutions for problem set 5 are now available online.

4/25/00

• A discussion of project grading and the final exam is now available.
• Course evaluations will be handed out in class tomorrow.

4/20/00 The descrition of data formats for the project is now ready. Please email Prof. LaPaugh immediately with any questions or errors that you discover!

4/17/00

• Exams were handed back today in class. Solutions will be posted later in the week.
• The solutions for problem set 4 are now available online. Graded papers were returned last Friday.
• The due date for problem set 6 has been pushed back to April 28, the last class. NO late homework will be accepted.

4/11/00 Oops, try "the next week": description of the extensions to the core of the project are now available on the project page.

4/4/00 The description of the core part of the project is now ready. I will be adding the description of the extensions in the next day.

3/17/00 Jonathan Herbach, a student in the class, made a pdf file of solutions for odd-numbered textbook problems in Chapters 1 through 8 from the full set of solutions for odd-numbered problems in PostScript available from the textbook Web site. He has graciously made this pdf file available to everyone. The pdf file may be found here. You MAY REFER TO THIS FILE OF SOLUTIONS while you are writing your midterm exam.

3/25/00 Professor LaPaugh will have office hours from 3pm to 5pm on Sunday (3/26) to answer questions before the test goes out Monday morning. Please be aware that once the test is distributed, questions about course material will not be answered.

3/21/00 The solutions for problem set 3 are now available online.

3/15/00

• IMPORTANT: THE MIDTERM EXAM IS POSTPONED FROM Wed 3/22/2000 and CHANGED TO A TAKE-HOME EXAM. THE EXAM WILL BE DISTRIBUTED MON 3/27 AT THE END OF CLASS AND DUE WED 3/29 AT THE BEGINNING OF CLASS
  PLEASE EMAIL CONFLICTS TO PROF. LAPAUGH IMMEDIATELY
• The solutions for problem set 2 are now available online.

3/4/00 In recognition of midterms week, late penalties have been suspended for Problem Set 3 submissions received by 5pm Friday, March 10. NO submissions will be accepted after that time.

2/29/00 The solution to 2.6.2 in problem set 1 that was missing is now there.

2/22/00 The solutions for problem set 1 are now available online. The solution to 2.6.2 is missing; I will update the solutions as soon as I receive that missing part from Ms. Chen. Papers will be returned in class.

2/21/00 The example that we did not get right in class today is discussed in this note (ascii file -- follow link).

2/18/00 The course text Database Managment Systems has a Web home page: http://www.cs.wisc.edu/~dbbook. There you will find, among other things, solutions to the odd-numbered problems at the end of each chapter and text errata.

2/3/00 I have put links to copies of the transparenices I have used on the schedule page.