What is etl process? How many steps etl contains?
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What are the differences between sql override and update override?
Difference between flat files and relational sources?
Explain about the data integration suite features?
What is virtual Data Warehousing?
Explain about power designer data modeling software?
how do u estimate the number of partitions that a mapping really requires? Is it dependent on the machine configuration?
Which type or t/s is used to convert rows into column & column into rows
give detail on the sales project how many number of dimensions & fact tables are used in projec briefly. how the four fact tables taken in the project.
what happens if the info.server doesn't find the session parameter in the parameter file?
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what is the difference between normal & bulk loading? and which one is recommended ? why?
what happens if the info.server doesn't find the session parameter in the parameter file?