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How etl testing is different from database testing?
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What are snapshots? What are materialized views & where do we use them? What is a materialized view log?
What are cubes and olap cubes?
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 full load & incremental or refresh load?
What is data cleaning?
In the SEQ generator which property has to be set to generate seq No. when the input data is more than the max limit.
what are the reports developed in sap bw project and what is the requirement for developing it?
we have 1 source table containing 100 records. now we have to transfer first set of 1-10 (i.e1-10) records to one target table and another set of 1-10(11-20) records to other target table and continue like that till 100th record
Do we need an ETL tool? When do we go for the tools in the market?
how would u estimate the size of Aggregator transform data and index cache?
how do u identify the changed records in operational data?
When you have 2 servers in two different time zone and if you need to extract data from 1 server and load it in another server, how do you go about it? Best method to be used.
Teradata 
