db schema design and programming

Environment Evaluation Course Plan

1 of 13

DB Schema Design and ProgrammingProject Course

[email protected]

AG Heterogene InformationssystemeFachbereich Informatik

Technische Universität Kaiserslautern

Summer Semester 2019

AG Heterogene Informationssysteme

DB Schema Design and Programming

Preliminary version – April 8, 2018

Michael HohensteinMichael Hohenstein

mailto:[email protected]

http://wwwlgis.informatik.uni-kl.de/cms/dbis/




Groups 2 of 13

Groups

dbgrp01akarlicz kwolf

dbgrp02sbarbaro mmeister

dbgrp03trachel hschmidt

...

I groups of two/threeI usernames with at most 8 le�ersI username = first le�er of first given

name + first 7 le�ers of last surnameI character substitutions (e.g., ö→ oe)I initial random password will be sent

by email




Michael Hohenstein


Server 3 of 13

Lara - Practical Course Server

I lara.cs.uni-kl.deI SSH access allowed from the internetI terminals located within the practical

room 36-324 (limited!)




Michael Hohenstein

lara.cs.uni-kl.de


Information 4 of 13

Information

I https://github.com/dbprak/dbprak/wiki




Michael Hohenstein

https://github.com/dbprak/dbprak/wiki




Information 5 of 13

Virtual Machine Image

I VM Image provided with a ready-to-go (Linux-based) developmentenvironment

I Uses Oracle VirtualBoxI Includes DB GUI frontend, Eclipse

for JEE, SSH Tunnel, and auxiliaryscripts

I Check the Wiki!




Michael Hohenstein


Tools 6 of 13

Tools

I One DB per group: dbgrp〈nr〉I Connect on port 55010I Initially emptyI Schemas may be freely createdI See Wiki for instructions




Michael Hohenstein


Submissions 7 of 13

Worksheets and Submissions

I 4 worksheets: 100 points in totalI submission is done online for each group

I until 23:59:59 (absolutely strict!)

I before making wrong assumptions, ASK !I cheating, e.g., copying from other participants, is prohibited!




Michael Hohenstein


Submissions 8 of 13

Submission

PRISE: Practical Course Interactive Submission Environment

I solution for each tasksubmi�ed separately

I system immediatelytells whether answeris correct

I if wrong answer, ex-pected result is shownfor comparison

I no half points given




Michael Hohenstein


Submissions 8 of 13

Submission

PRISE: Practical Course Interactive Submission EnvironmentI solution for each task

submi�ed separatelyI system immediately

tells whether answeris correct






Michael Hohenstein


Submissions 8 of 13

Submission

PRISE: Practical Course Interactive Submission EnvironmentI solution for each task

submi�ed separatelyI system immediately

tells whether answeris correct



NOT to be used as development tool!




Michael Hohenstein


Submissions 9 of 13

Ge�ing Help

1. Check tips on the Wiki

2. Check DB2 documentation and ask Google

3. General mailing list: [email protected]. Tutors mailing list: [email protected]. O�ice hours for asking questions in person:

I With Max Gilbert: room 36-334(with appointment set via email)

I cannot help you with:I Java and SQLI Se�ing up the DB and running queries/programsI Problems in your local environment




Michael Hohenstein


Submissions 9 of 13

Ge�ing Help



3. General mailing list: [email protected]

4. Tutors mailing list: [email protected]. O�ice hours for asking questions in person:

I With Max Gilbert: room 36-334(with appointment set via email)





Michael Hohenstein


Submissions 9 of 13

Ge�ing Help



3. General mailing list: [email protected]. Tutors mailing list: [email protected]

5. O�ice hours for asking questions in person:I With Max Gilbert: room 36-334

(with appointment set via email)





Michael Hohenstein


Submissions 9 of 13

Ge�ing Help




I With Michael Hohenstein: room 36-340 (withappointment set via email)





Michael Hohenstein


Submissions 9 of 13

Ge�ing Help




I With Micheal Hohenstein: room 36-340 (withappointment set via email)





Michael Hohenstein


Submissions 10 of 13

Estimated E�ort

From experience: most students underestimate the required e�ortto complete the course!

I course is recommended for Master Students and advancedBachelor Students (lecture Datenbanksysteme)

I you should dedicate 10-15 hours per weekI if limited knowledge of SQL/Java, more hours are needed (very

common!)

If you think it’s too hard and want to quit:I it’s OK! Nobody will get mad. . .I please tell us and your partner as soon as possible




Michael Hohenstein



Estimated E�ort



I you should dedicate 10-15 hours per week

I if limited knowledge of SQL/Java, more hours are needed (verycommon!)





Michael Hohenstein



Estimated E�ort




common!)





Michael Hohenstein



Estimated E�ort




common!)

If you think it’s too hard and want to quit:

I it’s OK! Nobody will get mad. . .I please tell us and your partner as soon as possible




Michael Hohenstein



Estimated E�ort




common!)

If you think it’s too hard and want to quit:I it’s OK! Nobody will get mad. . .

I please tell us and your partner as soon as possible




Michael Hohenstein



Estimated E�ort




common!)





Michael Hohenstein


Schedule 11 of 13

Schedule

Four Worksheets (4 weeks each)

1. SQL Programming and Object-Relational Schemas(April 23 - May 19)

2. Views, Triggers, and Stored Procedures(May 13- June 9)

3. JDBC, Schema metadata, XML Schema(June 3 - June 30)

4. JSON API for Online Shopping(June 24 - July 21)




Michael Hohenstein


Colloquium 12 of 13

ColloquiumI oralFour examinations:

I Check understanding of concepts presented in worksheetsI Check balance of e�ort among group members (grade is individ-

ual)

Colloquiums : Worksheets

≈ 40 : 60

To pass the db project, each group has to get 60% of the total score ineach worksheet and each group member has to get 50% of the totalscore in each colloquium.




Michael Hohenstein


Content 13 of 13

Next Steps

1. Now: Building groups

2. Today: Receive user accounts and worksheet 1

3. April 29: Open PRISE for worksheet 1

Ask now!




Michael Hohenstein

db schema design and programming

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