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When do we analyze the tables?
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what is session partitioning?
how do u really know that paging to disk is happening while u are using a lookup transform?
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 is the difference between OLTP database and data warehousing database?
Explain do we need an etl tool?
how to join two tables without using joiner transformation .advantages of joiner over lookup and vice versa.
what do u do when DB time takes more?in sap bi
what is the difference between normal & bulk loading? and which one is recommended ? why?
how do u extract data from different data sources explain with an example?
if u can't find what you are looking for in lookup table, how do you handle?
how do u implement configuration management in Informatica?
Explain me ETL project architecture in Detail?
Teradata 
