Description of Assignment Three

8/14/2019 Description of Assignment Three

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Data warehouse ASSIGNMENT 3 OLAP Group 18

ROYAL INSTITUTE OF TECHNOLOGY

DATA WAREHOUSING

ASSIGNMENT 3 OLAP

GROUP 18

Bhatti, Waqas

Leghari, Arshad Ali

Luo, Haoxu

Vu, Phuong

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The description of OLAP

assignment

Following the requirements of this assignment three, the task one

and two are easy to be finished.

Task one:

After setting up the project environment of DW, just to create

data source view and add the dimension as following:

First: dim Datum using time dimension: add two hierarchies asrequirement:

Second:dim butik

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Third: dim Demografi:

Fourth: dim Kampanj

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Fifth: dim Kund:

Sixth: dim Sljare

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Seventh: dim Produkt

Task Two:

Create and configure a data cube as direction.

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Task Three:

After creating the Cube of Elektronikkedja,what we need to do is

to select dimensions and Measures to answer the questions.

3.1

Which salesperson has sold the most products during the

year 2006 this far?

According to the description of question, year 2006, so getting thehierarchy r mnad dag of dim_detum and click the small

pane of 2006. Then choose the hierarchy personnr of Dim_Sljareand chick to show the sub attribute of this dimension so that thename of sale person could be showed. Now we have two conditionsof this question, next step is to get total count from Fact Kop andchick the right button of mouse to choose sort descending. As thefollowing picture shows, the first row is salesperson who sold themost products during 2006. ,

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3.2

How much has the shop Electronics Bothell had in profit for

products of the category hgtalarpaket?There are two conditions in this question,the one is productcategory hgtalarpaket ,another is shop Electronics Bothell.So wecould get One hierarchy kategori tillverkare beskrivning fromdim_Produkt and choose the category hgtalarpaket,then selectone hierarchy beskrivning from dim_Kampanj and chooseElectronics Bothell simultaneity.the final step is to get total profitfrom Fact Kop.as is showed in the following:

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3.3

How many purchases of products from Apple were made by

women in august 2006?

As it is described blew,first thing is to identify the condition of

question. Here there are three conditions, first one is August 2009

which we could get from dim_datum, next one is women which

could be selected from dim_demografi and the third one could be

chose hierarchy from dim_product .After these, the final part is to

get total profit from Fact Kop.

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3.4

During which month was the sales amount highest this far?

Here ,get one hierarchy mnadsnamn from dim_datum and gettotal sum from Fact Kop .then sort descending with total sum. Thenwe could find which month is the highest amount.

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3.5

Which salesperson has sold the most of the product LCD-TV thisfar?

Like the same way we did before, confirm the conditions of thequestion. one could get from One hierarchy kategori tillverkare beskrivning from dim_Produkt and choose the category LCD-TV,then select one hierarchy personnr of Dim_Sljare.The final stepis to get total count from Fact Kop. As is showed in the following:

Task four:

4.1

Display the total profit for all purchases made by customers with

the civilstatus married.

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And we have tried to test the result using sql script in

Elektronikkedja DW:

4.2

Display using drillthrough a selection of 10 of the rows that

generated the value from 4.1.

4.3

Display the number of purchases that were made by women per

year where years are displayed by column.

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select [Measures].[Total profit] on 0,[Dim Demografi].[civilstnd kn rsln].[Cilvilstnd].&[married] on 1from [Elektronikkedja DW]

selectsum(vinst)from dbo.Fact_Kpwhere demo_id in(select id from dbo.Dim_Demografi where cilvilstnd ='married'

)

drillthroughmaxrows 10select [Measures].[Total profit] on 0,[Dim Demografi].[civilstnd kn rsln].[Cilvilstnd].&[married] on 1from [Elektronikkedja DW]

select [Measures].[Total Count] on 1,[Dim Datum].[r - Mnad -Dag].[r] on 0from [Elektronikkedja DW]where [Dim Demografi].[kn civilstnd rsln].[Kn].&[female]


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We have also tested using sql script:

4.4

Display the number of purchases and total profit for the period May

to September 2006 (each month by its own) made by customersliving in Seattle.

We have also tested using sql script:

4.5

Display how much bonus each salesperson has gotten for each

month. Months should be displayed as columns and the

salespersons names should be displayed as rows. Bonus for each

salesperson is calculated according to 0.01*sum_sales for the

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selectcount(*)from dbo.Fact_Kp, dbo.Dim_Datumwhere demo_id in(select id from dbo.Dim_Demografi where Kn=female) and dag = datum_id Group by r

select{( [Dim Datum].[r - Mnad - Dag].[Mnad].&[200605] ):( [Dim Datum].[r - Mnad - Dag].[Mnad].&[200609] )} on 0,{[Measures].[Total Count] ,[Measures].[Total profit]} on 1from [Elektronikkedja DW]where [Dim Kund].[postort gatuadress].[Postort].&[Seattle]

select mnad,count(*),sum(vinst)from Fact_Kp , dbo.Dim_Datumwhere kund_id in(select id from dbo.Dim_Kund where postort ='Seattle')and datum_id >= 20060501 and datum_id


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salesperson.

Task five:

5.1

[Profit_Per_Product]

According to the requirement, we add a new calculation namedProfit_Per_Product and write expression like following:

Then test it in the browser:

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WITH

MEMBER [Sljare namn] as [Dim Sljare].[Personnr].Properties( "Namn" )MEMBER [Measures].[Bonus] as [Measures].[Total sum] * 0.01SELECT [Dim Datum].[Mnadsnamn].[Mnadsnamn] ONCOLUMNS,

[Dim Sljare].[namn].[namn].membersONROWSFROM [Elektronikkedja DW]where [Measures].[Bonus]

[Measures].[Total Profit]/[Measures].[Total Count]


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5.2

[Profitability_Status]

Add new calculation named as Profitability_Status and write theexpression:

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casewhen [Measures].[Total Profit]/[Measures].[Total Count]> 2000then'Very profitable'when [Measures].[Total Profit]/[Measures].[Total Count]> 1500then'Profitable'when [Measures].[Total Profit]/[Measures].[Total Count]> 1000then'Slightly profitable'else'Not profitable'end


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Display in the browser:

5.3

[Average_Sum_Per_Month]The operation of adding new calculation is same with before.

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5.4

[Profit_Development]

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[Measures].[Total Summa]/[Measures].[Total Count]


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We should pay attention to the first month .

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CaseWhen [Dim Datum].[r - Mnad - Dag].CurrentMember.LevelIs

[Dim Datum].[r - Mnad - Dag].[(All)]ThenWhenIsEmpty((ParallelPeriod([Dim Datum].[r - Mnad - Dag].[Mnad],1,[DimDatum].[r - Mnad - Dag].CurrentMember),[Measures].[Total Summa]) )then''

Else (( [Dim Datum].[r - Mnad - Dag].CurrentMember,[Measures].[Total Summa] )

-(ParallelPeriod(

[Dim Datum].[r - Mnad - Dag].[Mnad],1,[Dim Datum].[r - Mnad - Dag].CurrentMember

),[Measures].[Total Summa]

)

)/(ParallelPeriod(

[Dim Datum].[r - Mnad - Dag].[Mnad],1,[Dim Datum].[r - Mnad - Dag].CurrentMember

),[Measures].[Total Summa]

)End


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5.5

[Sales_Deviation]

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Task six:

Create new action:select target type as cell, target object as All

cells, condition like

Action type :URL. Action Expression like following:

The following picture is the detail about configuration of actions.

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"http://www.google.se/search?q=" +[Dim Produkt].[Tillverkare].currentmember.name+ " " +[Dim Produkt].[Beskrivning].currentmember.name

Not isempty([dim product].[tillverkare].currentmember.name

[beskrivning]) and Not isempty([dim product].

[beskrivning].currentmember.name)


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After finishing the configuration of action, using browser to test .as

the following shows :click the button of action would open the

search information of this product on the google website.

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Description of Assignment Three

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