Mention few test cases and explain them?
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How we can see table structure?
What are the steps involved in etl process?
Hi, Urgent recruitment in CTS for informatica ETL .Experience 3 to 10 years.
what are the cubes developed in a sap bw project and what is the requirement for developing it?
Define slowly changing dimensions (SCD)?
how many steps are there in etl process?
Explain the use lookup tables and Aggregate tables?
what are the facilities provided by data warehouse to analytical users?
What is the difference between round-robin partitioning and hash partitioning?
how do u really know that paging to disk is happening while u are using a lookup transform?
A mapping contains source table S_Time(stat_year,end_year) target table TIM_DIM(date,day,month,year,quarter) stored procedure transformation: A procedure has two parameters I_end_year and output parameter as O_date ,day , month, year, quarter, If this session is running, how many rows will be available in the target and why?
how do u estimate the number of partitions that a mapping really requires? Is it dependent on the machine configuration?