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What is lookup transformation?


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More Informatica Interview Questions

suppose my source is 101 a 1o1 b 101 c 101 d i want target like that 101 abcd how will u achive this please give me the answer

1 Answers   TCS,


in a table it has 200 rows the query is select 150 from tablename.whats the output

2 Answers   Cap Gemini,


What is difference between a connected look up and unconnected look up?

6 Answers  


Implementation methodology

0 Answers  


Can you copy the batches?

3 Answers  


hi all my source looking like below column1 column2 101,102,103 abc,def,ghi 1001,1002,1003 a,b,c i want my target is column1 column1 101 abc 102 def 103 ghi 1001 a 1002 b 1003 c any one can you help

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What are the basic needs to join two sources in a source qualifier?

4 Answers  


from Source 100 rows are coming, on target there are 5 m rows which options is better to match data 1. Joiner 2 No cache 3. Static 4. Dynamic

21 Answers   Deloitte,


When you connect to repository for the first time it asks you for user name & password of repository and database both. But subsequent times it asks only repository password. Why?

1 Answers  


Q. Informatica workflow, it is running beyond two hours for last couple of runs, normally it completed less then 30 min., hardly 40 min, last couple of run crossing 2 hours and more in that workflow only one session. now it is aasign to you that how to idenitfy the performance issue of the sesion of production.

0 Answers  


with out using update strategy transnsformation how to update the data in mapping level

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i have two sources two flatfiles same structure one flatfile contain 100 million recs another flatfile contain 10 million recs i have to connect single target(performance oriented answer) what are the steps we have to do this scenario

4 Answers   Polaris,


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