What is the need of etl tools?

1120

How did you plan your Data ware house project?

2307

diff b/w dwh & data mart diff b/w star schema & snow flake schema diff b/w fact table & dimension table what are the contents in requirement specification what are the docs needed for testing draw ur proj architecture

2556

What is etl process? How many steps etl contains?

1034

r u done any partitions in ur project?

1827

Explain what is sort component in abinitio?

1104

What is the differentiate between data file and descriptor file?

1363

What is the size of the cube?

976

how would you create a data set with 1 observation and 30 variables from a data set with 30 observations and 1 variable? : Sas programming

1345

-------------How you design DWH?

2313

Explain conformed fact?

973

Explain what three things do you consider to be the most important factors for a manager?

1011

1)you have multiple source system where u receive files ,how do you actually load into mapping using transformation,what are the transformation you use? 2)you have files in ftp location ,how do you get it into mapping with you ETL concept?

2133

How many types of joins are there in teradata?

978

Hi, what is use of Macros,functions and Routines..? At what situation you are used. If you know the answer please explain it. Thanks.

2064