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Categories >> Software >> Databases >> SQL PLSQL


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table having two columns - entity,zone 
enity  zone
pen    east
pen    west
pen    north
pen    south
pen    east
pencil  east
pencil  east
pencil  west  

I want the output as :
entity  east  west  north south
pen     2      1     1     1
pencil  2      1      0    0
 Question Submitted By :: SQL-PLSQL
I also faced this Question!!     Answer Posted By  
# 1
select entity,sum(decode(zone,'east',1,0)) east,
sum(decode(zone,'west',1,0)) west,
from t group by entity;
Is This Answer Correct ?    4 Yes 0 No
Aswini Mohanty
# 2
pls answer me this qeustion 
Is This Answer Correct ?    0 Yes 1 No

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For more SQL PLSQL Interview Questions Click Here 

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