INTERVIEW QUESTIONS DATA WAREHOUSING BUSINESS OBJECTS DETAILS

Question: Product date sales
p1 20/Jan/1999 100
p1 20/Feb/1999 200
p1 20/apl/1999 100
p1 20/DEC/1999 50
p1 20/Jan/2000 100
p1 20/mar/2000 500

now i want query like
product ,sum of actual year ,sum of business year
p1 450 750

here actual year means 1 Jan 1999 to 31 st Jan 1999
business year means 1 st APR 1999 to 31 st mar 200

Answer: Guess you can try this

(select product,sales S_A_Y from info where date >= 1 st Jan 1999 & date =<
31 st Jan 1999 groupby product) sal1 ,
(select product,sales S_B_Y from info where date >= 1 st Apr 1999 & date =<
31 st Mar 2000 groupby product) sal2
where sal1.product=sal2.product ;

Guess you can try this

(select product,sales S_A_Y from info where date >= 1 st Jan 1999 & date =<
31 st Jan 1999 groupby product) sal1 ,
(select product,sales S_B_Y from info where date >= 1 st Apr 1999 & date =<
31 st Mar 2000 groupby product) sal2
where sal1.product=sal2.product ;
Source: CoolInterview.com

try this one
select product,
sum(case when (date between 1-jan-1999 and 31-jan-1999)
then sales)
else 0 end "Actual Sales",
sum(case when (date between 1-Apr-1999 and 31-Mar-2000)
then sales)
else 0 end "Business Sales"
from table
where date condition
group by product Source: CoolInterview.com

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