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Data Warehouse Interview Questions
Questions Answers Views Company eMail

source file name xyz a,0,a,a,a b,b,b,0,b c,c,c,0,c target should be like this xyz a b c how to implement this?

Polaris,

4 7275

Please tell me What is difference between 8.0 and 8.1

IBM,

1 6356

in teradata level primary in table level allows duplicates why?

TCS,

1 6273

in ur table contains the coloumns like deptno,sal empname then i want output as deptno subtotalofdept totalsal 10 3700 3700 20 3400 7100 like that

IBM,

1 5642

WHAT IS EDM?WHAT IS THE USE IN INFORMATICA? chandumba2005@gmai.com

TCS,

1934

TELL ME ONE COMPLEX MAPPING IN UR PROJECT? chandumba2005@gmai.com

TCS,

1877

HOW CAN U FIND THE SESSION START TIME? chandumba2005@gmai.com

TCS,

2 7046

WHAT IS USE OF SQL OVERRIDE IN SOURCE QUALIFIER? chandumba2005@gmai.com

TCS,

2 6092

TELL ME ABOUT WORK FLOW SCHEDULING?

TCS,

3 8209

r u done any partitions in ur project?

TCS,

1840

100 records in source and i have 3 targets, my requirement is first record insert into 1st target,2 record into 2nd target,3 record into 3rd target and again 4th record into 1st target like dat..how to implement dis?

Polaris,

3 11559

my source like dis 10,asd,2000 10,asd,2000 10,asd,2000 20,dsf,3000 20,dsf,3000 20,dsf,3000 like dis and my requirement is first record is inserted into first target and duplicates of first record is inserted into second target ...like dis way ...? how to achieve dis?

Mind Tree, Polaris,

4 9364

can u give example for factless fact table

TCS,

2 6676

how we load the data from source to staging area

TCS,

4 9018

what is syntax of proc merge ?

TCS,

7 17411


Un-Answered Questions { Data Warehouse }

What are the types of containers and how to create them?

994


how do u catch bad rows from OCI stage? And what CLI stands for?

2812


What are the main services provided by application tier?

993


How big was your fact table

1817


Does redshift support unstructured data?

5


What are stage variables and constants?

1159


why do u need the IOS upgradation in a FC switch

2293


Can we create 2 conditions in report expression of a single data item..Eg: I added 2 new dataitems each one should show revenue for Q1 and Q2..Pls advice

2567


What is sort component in abinitio?

1240


What is the working process for application.cfm?

1056


What are the programs that we can do with the microstrategy architect?

1055


what is the limit of the number of the rows and columns available in the worksheet? : Sas-bi

1104


Mention a few of the ETL tools that come under Teradata.

1100


What is difference between custom hierarchy and report based hierarchy?

1031


How to test report in reportnet?

1023