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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What are various etl tools in the market?
how to join two tables without using joiner transformation .advantages of joiner over lookup and vice versa.
what is the meaning of upgradation of Repository?
Which type or t/s is used to convert rows into column & column into rows
how do u estimate the number of partitions that a mapping really requires? Is it dependent on the machine configuration?
What is etl process?
What do you understand by the term ‘transformation’?
what is a worklet?
when should one create lookup transformation ?
where are the log files generally stored.Can you change the path of the file.what can the path be?
what is session partitioning?
what are the reporting tools and difference between them?