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 3607

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 3944

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 5496

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 6088

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

TCS, Wipro,

1576

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

3 5090

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

Wipro,

2 3834

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

Wipro,

1904

what is the difference between repository & Intergration service

1 3666

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 2849

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?

1309

Can we make worklet inside worklet?

1 6090

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 3491

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

BNP Paribas,

1 2994

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

1519


Post New Informatica Questions

Un-Answered Questions { Informatica }

What is the sequence generator transformation in informatica?

603


r u done any partitions in ur project?

1388


What are connected or unconnected transformations?

616


Explain pushdown optimization $pushdownconfig parameter - informatica

689


In warehouses how many schemas are there?

572






Can some one explain me about Telecommunications(wireless) project in Informatica? Thanks in advance

1546


What is a transaction control transformation?

754


Explain target update override in informatica

621


According to his methodology what all you need before you build a datawarehouse

1179


What is blocking transformation?

704


What is resilience time?

646


Scheduling properties,whats the default (sequential)

1450


how lookup transformation is made active in new versions... When to use connected and when to use unconnected lookup and why? which is good for session performance. How to make lookup persistent and how to remove stale data from that lookup. how commit works - when we stop or abort data. Explain in both cases. What is factless fact table and have you ever used it in real time scenarios.

1241


Can we override a native sql query within informatica?

620


I have three same source structure tables. But, I want to load into single target table. How do I do this? Explain in detail through mapping flow.

762