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Informatica Interview Questions
Questions Answers Views Company eMail

What is a parameter When and where do you them when does the value will be created

1824

Design time, run time. If you don't create parameter what will happen

1837

What are variable ports and list two situations when they can be used?

1 2919

What are the parts of Informatica Server?

Cognizant,

1 3482

How does the server recognize the source and target databases. Elaborate on this.

1 4084

List the transformation used for the following: (1) Heterogeneous Sources (2) Homogeneous Sources (3) Find the 5 highest paid employees within a dept. (4) Create a Summary table (5) Generate surrogate keys

1 3572

What is the difference between sequential batch and concurrent batch and which is recommended and why?

1 3479

A session S_MAP1 is in Repository A. While running the session error message has displayed

1 3308

server hot-ws270 is connect to Repository B. What does it mean?

Cognizant,

2569

How do you do error handling in Informatica?

1 8072

How do you implement scheduling in Informatica?

1 3762

What is the meaning of up gradation of repository?

1994

How can you run a session without using server manager?

1 4381

Consider two cases: (1) Power Center Server and Client on the same machine (2) Power Center Sever and Client on the different machines what is the basic difference in these two setups and which is recommended?

2 4267

Informatica Server and Client are in different machines. You run a session from the server manager by specifying the source and target databases. It displays an error. You are confident that everything is correct. Then why it is displaying the error?

2032


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Un-Answered Questions { Informatica }

How to create Target definition for flat files?

1234


Explain pushdown optimization and types in informatica

1082


Why is sorter an active transformation?

1134


What is a joiner transformation?

998


Where can we find the throughput option in informatica?

1065


Hi, I want to change date type char value integer value? I tried alter table tab_name modify (newcolumn newdatetype). But The columns have 10 million values(char type) so I want to load now numeric data. How it is possible? Old Values New Value(I want to load numeric data but the old value should be there in the column) Y 1 N 0 ERROR at line 1: ORA-01439: column to be modified must be empty to change datatype Please help on this. Thanks, GM

4167


How will the document be delivered to me?

1086


What are Dimensional table?

1064


What happen if you have 3 ports in SQ and 4 ports in SQL override of SQ( provided all ports are in same order and they are connected with proper source and target)? Also what happens when I have 4 ports and will extract 3 values in SQloverride.. What will be the value in 4th port ?

1669


What is meant by active and passive transformation?

1130


What are the types of schemas we have in data warehouse and what are the difference between them?

946


Can we use procedural logic inside infromatica? If yes how, if now how can we use external procedural logic in informatica?

1037


I need the output file in the below format using Informatica. __0946684800__ 6 1 3 1 5 1 6 1 10 1 6 10 Pos State Time Split AgentID Reason Spaces Code in Code Spare state ______ ___ _____ ______ __________ ______ 1234 14 0 4321 3103 abcd 4321 15 5 123452 3150 Can someone help please?? We need the data in space-delimited, fixed ASCII format .

1948


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


In informatica workflow manager, how many repositories can be created?

1367