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Objective:

The assignment has been designed to develop your ability to calculate the Bitmap index. 

Instructions:

Please read the following instructions carefully before solving & submitting assignment:

 

  1. 1.      The assignment will not be accepted after due date in any case (whether it is the case of load shedding or emergency electric failure or internet malfunctioning etc.).
  2. 2.      Zero marks will be awarded to the assignment that does not open or the file is corrupt.
  3. 3.      The assignment file must be an MS Word (.doc) file format; Assignment will not be accepted in any other format.
  4. 4.      Zero marks will be awarded to the assignment if copied (from other student or copied from handouts or internet).
  5. 5.      Zero marks will be awarded to the assignment if the Student ID is not mentioned in the assignment file.

 

For any query about the assignment, contact only at CS614@vu.edu.pk

Do not post queries related to assignment on MDB.

 

GOOD LUCK

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”

 

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

cs614 assignment#3 idea solution 


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



Player_type



Player_ID


Batsman


Bowler


Wicket Keeper


All Rounder

PK-01


1


0


0


0

PK-05


0


1


0


0

SA-07


1


0


0


0

SA-09


0


0


1


0

AU-01


0


0


0


1

AU-04


0


1


0


0

WI-01


1


0


0


0

WI-06


0


0


0


1



Country_name



Player_ID


Pakistan


South Africa


Australia


West Indies

PK-01


1


0


0


0

PK-05


1


0


0


0

SA-07


0


1


0


0

SA-09


0


1


0


0

AU-01


0


0


1


0

AU-04


0


0


1


0

WI-01


0


0


0


1

WI-06


0


0


0


1





1) Select * from Player_Country where Player_type =”Bowler” OR Country_name=”Australia”







Player_ID


Bowler


OR


Australia


ANSWER

PK-01


0


0


0

PK-05


1


0


1

SA-07


0


0


0

SA-09


0


0


0

AU-01


0


1


1

AU-04


1


1


1

WI-01


0


0


0

WI-06


0


0


0



2) Select * from Player_Country where Player_type =”Batsman” AND Country_name=”Pakistan”





Player_ID


Batsman


AND


Pakistan


ANSWER

PK-01


1


1


1

PK-05


0


1


0

SA-07


1


0


0

SA-09


0


0


0

AU-01


0


0


0

AU-04


0


0


0

WI-01


1


0


0

WI-06


0


0


0

plz correct solution upload kr dain

All solutions are incorrect...................

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