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Data warehousing (CS614)
Assignment # 03 (GRADED)
Total marks = 20
Deadline Date = 28-July-2015

Please carefully read the following instructions before attempting the assignment.

Assignment Guidelines
It should be clear that your assignment would not get any credit if:

 The assignment is submitted after due date.
 The submitted assignment does not open or file is corrupt.
 The assignment is copied. Note that strict action would be taken if the submitted assignment is copied from any other student. Both students will be punished severely.

1) You should consult recommended books to clarify your concepts as handouts are not sufficient.
2) You are supposed to submit your assignment in .doc or .docx format. Any other formats like scan. images, PDF, Zip, rar, bmp etc will not be accepted.
3) You are advised to upload your assignment at least two days before Due date.

Important Note:

Assignment comprises of 20 Marks. Note that no assignment will be accepted after due date via email in any case (whether it is the case of load shedding or emergency electric failure or internet malfunctioning etc.). Hence, refrain from uploading assignment in the last hour of the deadline, and try to upload Solutions at least 02 days before the deadline to avoid inconvenience later on.

For any query, please contact: CS614@vu.edu.pk

Consider the following table:

Player_Country

Player_ID Player_type Country_name
PK-01 Batsman Pakistan
PK-05 Bowler Pakistan
SA-07 Batsman South Africa
SA-09 Wicket Keeper South Africa
AU-01 All Rounder Australia
AU-04 Bowler Australia
WI-01 Batsman West Indies
WI-06 All Rounder West Indies

Question no. 1:

Consider the following two queries:

1) Select * from Player_Country where Player_type =”Bowler” OR Country_name=”Australia”
2) Select * from Player_Country where Player_type =”Batsman” AND Country_name=”Pakistan”

Create bitmap index for the above given queries.

Note: You need to specify each and every step including index tables, bit vectors and the resultant records that satisfy the above query.

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Replies to This Discussion

lets start working on 610 plz

 Anyone please post complete solution. 
looking for solution desperately.

ahsanbut see to shriq may solution

mtahir, 

Okay, let me find him...

CS614 ASSIGNMENT# 3 SOLUTION By +5 ♥PAKI STUDENT♥ 

Attachments:

Question 1 [20 Marks]

Consider the following table:

Player_Country
Player_ID Player_type Country_name
IND-01 Wicket Keeper India
IND-05 Bowler India
SA-07 Batsman South Africa
SA-09 All Rounder South Africa
AF-01 Batsman Afghanistan
AF-04 Wicket Keeper Afghanistan
WI-01 Batsman West Indies
WI-06 Spinner West Indies

Create bitmap index for the following queries.

1) Select * from Player_Country where Player_type =” Bowler” AND Country_name=” India”
2) Select*from Player_Country where Player_type =” Wicket Keeper” OR Country_name=” Afghanistan”
Answer:
1) Select * from Player _ Country where Player _ type =” Bowler” AND Country _ name=” India”
Bowler = 0 1 0 0 0 0 0 0
Country = 1 1 0 0 0 0 0 0
Answer AND: 0 1 0 0 0 0 0 0
2) Select*from Player _ Country where Player _ type =” Wicket Keeper” OR Country _ name=” Afghanistan”
Wicket Keeper = 1 0 0 0 0 1 0 0
Country = 0 0 0 0 1 1 0 0
Answer OR: 1 0 0 0 1 1 0 0

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