How can you use an Oracle sequences in Informatica ? You
have an Informatica sequence generator transformation also.
which one is better to use?
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Assume u have a 24CPU machine with 24GB RAM, suggest how u would like to configure Informatica ,like number of concurrent sessions, RAM requirements etc,max partitions that u would permit per mapping.
What do you understand by the term ‘transformation’?
Explain and compare etl & manual development?
what are the different Reporting and ETL tools available in the market?
what are the production issues in datastage?
I have two tables in two different database, so to join these tables which transformation will be better joiner transformation or lookup transformation?
2 Answers Accenture, Saama Tech, TCS,
flat filevalidation in informatica
Can we parametrize the values of IN statement. Ex. Inside parameter file: Parameter='A','B','C' Inside Code: IN (INPUT_CHARACTER, $$Parameter)
What is etl process. How many steps etl contains explain with example?
Identifying the bottlenecks in various components of Informatica and resolving them.
how do u identify the changed records in operational data?
What are the steps involved in etl process?