| Other ETL Interview Questions |
| |
| Question | Asked @ | Answers |
| |
| how do u automate Extraction process? | | 1 |
| what are the facilities provided by OLAP to analytical users? | | 1 |
| how to join two tables without using joiner transformation
.advantages of joiner over lookup and vice versa. | | 1 |
| what are the different forms of normalization? | | 2 |
| can Informatica be used as a cleansing tool? If yes, give
examples of transformations that can implement a data
cleansing routine. | | 1 |
| what are Lookup caches options? Including persistent caches. | | 1 |
| In the SEQ generator which property has to be set to
generate seq No. when the input data is more than the max
limit. | Accenture | 2 |
| what is a parameter when and where do u them when does the
value will be created. Designing time, run time. If u don't
create parameter what will happen? | | 1 |
| Eliminating of duplicate records without using dynamic lookups | | 1 |
| Hello all,
Source Table(Flat File):- Target Table(Flat File):-
Date Date
01/08/2008(DD/MM/YYYY) 01/08/2008
02/08/2008
03/08/2008
04/08/2008
05/05/2008
My requiremnt is this. I need to do it by informatica,Plz
tell me how can i do it?
Thanks
| | 2 |
| if u can't find what you are looking for in lookup table,
how do you handle? | | 1 |
| When you have 2 servers in two different time zone and if
you need to extract data from 1 server and load it in
another server, how do you go about it? Best method to be
used. | | 2 |
| what is the difference between OLTP database and data
warehousing database? | | 1 |
| what is the difference between normal & bulk loading? and
which one is recommended ? why? | | 1 |
| what happens if the info.server doesn't find the session
parameter in the parameter file? | | 1 |
| when should one create lookup transformation ? | | 1 |
| how do u set the size of block buffer? | | 1 |
| how do u implement scheduling in Informatica? | | 1 |
| How can write SQL Overwrite to get Daynamic rows from the
source in SQ transformation!(Any Example) | | 1 |
| what is the indicator file and where it is used? | | 1 |
| |
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