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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

Start discussion plz n share ur valuable ideas

-> Using bitmap indexes in databases

-> How are bitmap indexes helpful?

-> Video Help: CS614 - Lecture 27 about "bitmap indexes"

Please Discuss here about this assignment.Thanks

Our main purpose here discussion not just Solution

We are here with you hands in hands to facilitate your learning and do not appreciate the idea of copying or replicating solutions.

Any one who can help us plzzzzzz

salalm to all please tell me anyone about this assignment

Assalamualaikum dear i m new in this group. i want to discuss about it here. yaar is assignment me jo table diya giya hy kiya in ko in dee gai queries k mutabiq likhna hy yaa mazeed bhee koi queries hen jo likhni hen

 

Dear Students Don’t wait for solution post your problems here and discuss ... after discussion a perfect solution will come in a result. So, Start it now, replies here give your comments according to your knowledge and understandings....

it this assignment we creat a map with this data

lecture 27 cover this assignment

salam guyssssssssss kya kisi ny bnai hy assimnt plz tell us also how can we solve this

A.A koi assinmnt slution share kr do.

Simple assignment

First you have to make two index tables One for Player_type and Other for Country_name

Then identify the bit vector

at last simply run the query using bit vectors

Whole Idea is at page no.234 of handouts

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