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Informatica Interview Questions
Questions Answers Views Company eMail

Source --------- eno , ename, sal 001,ank,1000 002,behe,2000 003,raj,2500 Target ------- header :DDMMYYYY24MMSS timestamp body: 001,ank,1000 002,behe,2000 003,raj,2500 footer: count(eno),sum(sal) how to implement the same in a FF tgt?

CTS,

2 4546

i have 50500 records in my source.if wf run for the first time it will load 1000 records into 1 tgt,if runs second time it will load to another tgt.targets are FF and it is need to be created dynamically.how many tgt will be created and how?

HCL,

1 4842

i have a source table and 3 target table. when session runs first time-1st tgt second time-2nd tgt third time-3rd tgt fourth time-again 1st target. so no

HCL,

4 7075

Scenario is like this: Name Sal A 10; B 20; C 30; Then Output should be Name Sal A 10; B 20; C 30; Total 60; Use SQL For this scenario

TCS, Wipro,

4 7693

Mine is Insurance Domain, So interviewer asked about terms like underwriting, disbursement amt, Reinsurance

TCS, Wipro,

2012

when load type is selected as bulk or normal in session level ?let me know the internal process and give me an example?

3 6252

How to read data from flat file source if the data is in paragraph format?

Wipro,

2 4809

what are the best practices to extract data from flat file source which are bigger than 100 mb memory?

Wipro,

2357

what is the difference between repository & Intergration service

1 4607

My source is this year 01/jun/2014 04/may/2015 09/mar/2017 my desired output is day month ye 01 jun 2014 04 may 2015 09 mar 2017 how do i acheive this

2 3720

I am new to informatica and learning it,can anybody please tell me how we receive source as flat file in informatica,from where we get this flat file?

1767

Can we make worklet inside worklet?

1 6846

I have 1 crore record in my table and I have to load 25 L in 1st target,25L in 2nd target and 25L in 3rd target? I am new to Informatica,can anybody suggest me the idea?

2 4575

How to load query faster,so that It will take less time to load?

BNP Paribas,

1 3761

rank() over (partition by opt2.dim_plat_site_id, opt2.dim_site_opt_sid order by case when opt2.dm_market_flg in ('Y', 'U') then 1 else 2 end, lkp.contact_rank) as rank1, case opt2.contact_type when 'Buyer' then row_number() over (partition by opt2.dim_plat_site_id, opt2.dim_site_opt_sid, lkp.contact_rank order by has_name_flg desc, ship_to_flg desc , last_order_dt desc) when 'Decision Maker' then row_number() over (partition by opt2.dim_plat_site_id, opt2.dim_site_opt_sid, lkp.contact_rank order by has_name_flg desc , last_quote_dt desc , mailability_score desc , source_ranking desc) when 'Influencer' then row_number() over (partition by opt2.dim_plat_site_id, opt2.dim_site_opt_sid, lkp.contact_rank order by has_name_flg desc, mailability_score desc, source_ranking desc) when 'Payer' then row_number() over (partition by opt2.dim_plat_site_id, opt2.dim_site_opt_sid, lkp.contact_rank order by has_name_flg desc, mailability_score desc, source_ranking desc) --elu 05/28/2013 else row_number() over (partition by opt2.dim_plat_site_id, opt2.dim_site_opt_sid, lkp.contact_rank order by has_name_flg desc, mailability_score desc, source_ranking desc) end rank2 row_number() over (partition by opt3.dim_plat_site_id, opt3.dim_site_opt_sid order by rank1,rank2) as "rank", case when "rank"<= opt3.maximum_value then 'Y' else 'N' end as include_flg

1970


Post New Informatica Questions

Un-Answered Questions { Informatica }

What is informatica? Why do we need it?

1097


What are multi-group transformations?

1096


What is a joiner transformation and why it is an active one?

1080


Partition, what happens if the specified key range is shorter and longer

2499


What happens to map if we alter the datatypes between source and its corresponding source qualifier?

1052


Explain sessions and how many types of sessions are there?

1009


What is meant by lookup transformation? Explain the types of lookup transformation?

950


What is depict expression change?

1120


What is a transaction control transformation?

1208


What are the differences between joiner transformation and source qualifier transformation?

1171


How to load the name of the current processing flat file along with the data into the target using informatica mapping?

1267


Differences between version 7.x and 8.x.

1893


What is rank index in rank transformation?

1080


What are the different transaction levels available in transaction control transformation?

1209


What is rank transform?

997